[libcamera-devel,v3,4/6] android: Add camera metadata library

Message ID 20190809100406.22559-5-jacopo@jmondi.org
State Accepted
Headers show
Series
  • android: Add initial Camera HAL implementation
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Commit Message

Jacopo Mondi Aug. 9, 2019, 10:04 a.m. UTC
Import the Android camera metadata library from the ChromiumOS build
system.

The camera metadata library has been copied from
https://chromium.googlesource.com/chromiumos/platform2
at revision 9e65ddd2c496e712f005ada9715decd2ff8e4a03

The original path in the Cros platform2/ repository is:
camera/android/libcamera_metadata/src

Create a new build target for the camera metadata library to
create a static library to link against libcamera.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 src/android/meson.build                       |    7 +
 src/android/metadata/camera_metadata.c        | 1204 +++++++
 .../metadata/camera_metadata_tag_info.c       | 2811 +++++++++++++++++
 src/meson.build                               |    1 +
 4 files changed, 4023 insertions(+)
 create mode 100644 src/android/meson.build
 create mode 100644 src/android/metadata/camera_metadata.c
 create mode 100644 src/android/metadata/camera_metadata_tag_info.c

Patch

diff --git a/src/android/meson.build b/src/android/meson.build
new file mode 100644
index 000000000000..1f242953db37
--- /dev/null
+++ b/src/android/meson.build
@@ -0,0 +1,7 @@ 
+android_camera_metadata_sources = files([
+    'metadata/camera_metadata.c',
+])
+
+android_camera_metadata = static_library('camera_metadata',
+                                         android_camera_metadata_sources,
+                                         include_directories : android_includes)
diff --git a/src/android/metadata/camera_metadata.c b/src/android/metadata/camera_metadata.c
new file mode 100644
index 000000000000..6bfd02da29c7
--- /dev/null
+++ b/src/android/metadata/camera_metadata.c
@@ -0,0 +1,1204 @@ 
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "camera_metadata"
+
+/*
+ * Replace ALOGE() with a fprintf to stderr so that we don't need to
+ * re-implement Android's logging system.  The log/log.h header file is no
+ * longer necessary once we removed dependency on ALOGE().
+ */
+#define ALOGE(...) fprintf(stderr, LOG_TAG __VA_ARGS__)
+
+#include <system/camera_metadata.h>
+#include <camera_metadata_hidden.h>
+
+#include <assert.h>
+#include <errno.h>
+#include <inttypes.h>
+#include <stddef.h>  // for offsetof
+#include <stdio.h>
+#include <stdlib.h>
+
+#define OK              0
+#define ERROR           1
+#define NOT_FOUND       (-ENOENT)
+#define SN_EVENT_LOG_ID 0x534e4554
+
+#define ALIGN_TO(val, alignment) \
+    (((uintptr_t)(val) + ((alignment) - 1)) & ~((alignment) - 1))
+
+/**
+ * A single metadata entry, storing an array of values of a given type. If the
+ * array is no larger than 4 bytes in size, it is stored in the data.value[]
+ * array; otherwise, it can found in the parent's data array at index
+ * data.offset.
+ */
+#define ENTRY_ALIGNMENT ((size_t) 4)
+typedef struct camera_metadata_buffer_entry {
+    uint32_t tag;
+    uint32_t count;
+    union {
+        uint32_t offset;
+        uint8_t  value[4];
+    } data;
+    uint8_t  type;
+    uint8_t  reserved[3];
+} camera_metadata_buffer_entry_t;
+
+typedef uint32_t metadata_uptrdiff_t;
+typedef uint32_t metadata_size_t;
+
+/**
+ * A packet of metadata. This is a list of entries, each of which may point to
+ * its values stored at an offset in data.
+ *
+ * It is assumed by the utility functions that the memory layout of the packet
+ * is as follows:
+ *
+ *   |-----------------------------------------------|
+ *   | camera_metadata_t                             |
+ *   |                                               |
+ *   |-----------------------------------------------|
+ *   | reserved for future expansion                 |
+ *   |-----------------------------------------------|
+ *   | camera_metadata_buffer_entry_t #0             |
+ *   |-----------------------------------------------|
+ *   | ....                                          |
+ *   |-----------------------------------------------|
+ *   | camera_metadata_buffer_entry_t #entry_count-1 |
+ *   |-----------------------------------------------|
+ *   | free space for                                |
+ *   | (entry_capacity-entry_count) entries          |
+ *   |-----------------------------------------------|
+ *   | start of camera_metadata.data                 |
+ *   |                                               |
+ *   |-----------------------------------------------|
+ *   | free space for                                |
+ *   | (data_capacity-data_count) bytes              |
+ *   |-----------------------------------------------|
+ *
+ * With the total length of the whole packet being camera_metadata.size bytes.
+ *
+ * In short, the entries and data are contiguous in memory after the metadata
+ * header.
+ */
+#define METADATA_ALIGNMENT ((size_t) 4)
+struct camera_metadata {
+    metadata_size_t          size;
+    uint32_t                 version;
+    uint32_t                 flags;
+    metadata_size_t          entry_count;
+    metadata_size_t          entry_capacity;
+    metadata_uptrdiff_t      entries_start; // Offset from camera_metadata
+    metadata_size_t          data_count;
+    metadata_size_t          data_capacity;
+    metadata_uptrdiff_t      data_start; // Offset from camera_metadata
+    uint32_t                 padding;    // padding to 8 bytes boundary
+    metadata_vendor_id_t     vendor_id;
+};
+
+/**
+ * A datum of metadata. This corresponds to camera_metadata_entry_t::data
+ * with the difference that each element is not a pointer. We need to have a
+ * non-pointer type description in order to figure out the largest alignment
+ * requirement for data (DATA_ALIGNMENT).
+ */
+#define DATA_ALIGNMENT ((size_t) 8)
+typedef union camera_metadata_data {
+    uint8_t u8;
+    int32_t i32;
+    float   f;
+    int64_t i64;
+    double  d;
+    camera_metadata_rational_t r;
+} camera_metadata_data_t;
+
+_Static_assert(sizeof(metadata_size_t) == 4,
+         "Size of metadata_size_t must be 4");
+_Static_assert(sizeof(metadata_uptrdiff_t) == 4,
+         "Size of metadata_uptrdiff_t must be 4");
+_Static_assert(sizeof(metadata_vendor_id_t) == 8,
+         "Size of metadata_vendor_id_t must be 8");
+_Static_assert(sizeof(camera_metadata_data_t) == 8,
+         "Size of camera_metadata_data_t must be 8");
+
+_Static_assert(offsetof(camera_metadata_buffer_entry_t, tag) == 0,
+         "Offset of tag must be 0");
+_Static_assert(offsetof(camera_metadata_buffer_entry_t, count) == 4,
+         "Offset of count must be 4");
+_Static_assert(offsetof(camera_metadata_buffer_entry_t, data) == 8,
+         "Offset of data must be 8");
+_Static_assert(offsetof(camera_metadata_buffer_entry_t, type) == 12,
+         "Offset of type must be 12");
+_Static_assert(sizeof(camera_metadata_buffer_entry_t) == 16,
+         "Size of camera_metadata_buffer_entry_t must be 16");
+
+_Static_assert(offsetof(camera_metadata_t, size) == 0,
+         "Offset of size must be 0");
+_Static_assert(offsetof(camera_metadata_t, version) == 4,
+         "Offset of version must be 4");
+_Static_assert(offsetof(camera_metadata_t, flags) == 8,
+         "Offset of flags must be 8");
+_Static_assert(offsetof(camera_metadata_t, entry_count) == 12,
+         "Offset of entry_count must be 12");
+_Static_assert(offsetof(camera_metadata_t, entry_capacity) == 16,
+         "Offset of entry_capacity must be 16");
+_Static_assert(offsetof(camera_metadata_t, entries_start) == 20,
+         "Offset of entries_start must be 20");
+_Static_assert(offsetof(camera_metadata_t, data_count) == 24,
+         "Offset of data_count must be 24");
+_Static_assert(offsetof(camera_metadata_t, data_capacity) == 28,
+         "Offset of data_capacity must be 28");
+_Static_assert(offsetof(camera_metadata_t, data_start) == 32,
+         "Offset of data_start must be 32");
+_Static_assert(offsetof(camera_metadata_t, vendor_id) == 40,
+         "Offset of vendor_id must be 40");
+_Static_assert(sizeof(camera_metadata_t) == 48,
+         "Size of camera_metadata_t must be 48");
+
+/**
+ * The preferred alignment of a packet of camera metadata. In general,
+ * this is the lowest common multiple of the constituents of a metadata
+ * package, i.e, of DATA_ALIGNMENT and ENTRY_ALIGNMENT.
+ */
+#define MAX_ALIGNMENT(A, B) (((A) > (B)) ? (A) : (B))
+#define METADATA_PACKET_ALIGNMENT \
+    MAX_ALIGNMENT(MAX_ALIGNMENT(DATA_ALIGNMENT, METADATA_ALIGNMENT), ENTRY_ALIGNMENT)
+
+/** Versioning information */
+#define CURRENT_METADATA_VERSION 1
+
+/** Flag definitions */
+#define FLAG_SORTED 0x00000001
+
+/** Tag information */
+
+typedef struct tag_info {
+    const char *tag_name;
+    uint8_t     tag_type;
+} tag_info_t;
+
+#include "camera_metadata_tag_info.c"
+
+const size_t camera_metadata_type_size[NUM_TYPES] = {
+    [TYPE_BYTE]     = sizeof(uint8_t),
+    [TYPE_INT32]    = sizeof(int32_t),
+    [TYPE_FLOAT]    = sizeof(float),
+    [TYPE_INT64]    = sizeof(int64_t),
+    [TYPE_DOUBLE]   = sizeof(double),
+    [TYPE_RATIONAL] = sizeof(camera_metadata_rational_t)
+};
+
+const char *camera_metadata_type_names[NUM_TYPES] = {
+    [TYPE_BYTE]     = "byte",
+    [TYPE_INT32]    = "int32",
+    [TYPE_FLOAT]    = "float",
+    [TYPE_INT64]    = "int64",
+    [TYPE_DOUBLE]   = "double",
+    [TYPE_RATIONAL] = "rational"
+};
+
+static camera_metadata_buffer_entry_t *get_entries(
+        const camera_metadata_t *metadata) {
+    return (camera_metadata_buffer_entry_t*)
+            ((uint8_t*)metadata + metadata->entries_start);
+}
+
+static uint8_t *get_data(const camera_metadata_t *metadata) {
+    return (uint8_t*)metadata + metadata->data_start;
+}
+
+size_t get_camera_metadata_alignment() {
+    return METADATA_PACKET_ALIGNMENT;
+}
+
+camera_metadata_t *allocate_copy_camera_metadata_checked(
+        const camera_metadata_t *src,
+        size_t src_size) {
+
+    if (src == NULL) {
+        return NULL;
+    }
+
+    if (src_size < sizeof(camera_metadata_t)) {
+        ALOGE("%s: Source size too small!", __FUNCTION__);
+        // android_errorWriteLog(0x534e4554, "67782345");
+        return NULL;
+    }
+
+    void *buffer = malloc(src_size);
+    memcpy(buffer, src, src_size);
+
+    camera_metadata_t *metadata = (camera_metadata_t*) buffer;
+    if (validate_camera_metadata_structure(metadata, &src_size) != OK) {
+        free(buffer);
+        return NULL;
+    }
+
+    return metadata;
+}
+
+camera_metadata_t *allocate_camera_metadata(size_t entry_capacity,
+                                            size_t data_capacity) {
+
+    size_t memory_needed = calculate_camera_metadata_size(entry_capacity,
+                                                          data_capacity);
+    void *buffer = malloc(memory_needed);
+    camera_metadata_t *metadata = place_camera_metadata(
+        buffer, memory_needed, entry_capacity, data_capacity);
+    if (!metadata) {
+        /* This should not happen when memory_needed is the same
+         * calculated in this function and in place_camera_metadata.
+         */
+        free(buffer);
+    }
+    return metadata;
+}
+
+camera_metadata_t *place_camera_metadata(void *dst,
+                                         size_t dst_size,
+                                         size_t entry_capacity,
+                                         size_t data_capacity) {
+    if (dst == NULL) return NULL;
+
+    size_t memory_needed = calculate_camera_metadata_size(entry_capacity,
+                                                          data_capacity);
+    if (memory_needed > dst_size) return NULL;
+
+    camera_metadata_t *metadata = (camera_metadata_t*)dst;
+    metadata->version = CURRENT_METADATA_VERSION;
+    metadata->flags = 0;
+    metadata->entry_count = 0;
+    metadata->entry_capacity = entry_capacity;
+    metadata->entries_start =
+            ALIGN_TO(sizeof(camera_metadata_t), ENTRY_ALIGNMENT);
+    metadata->data_count = 0;
+    metadata->data_capacity = data_capacity;
+    metadata->size = memory_needed;
+    size_t data_unaligned = (uint8_t*)(get_entries(metadata) +
+            metadata->entry_capacity) - (uint8_t*)metadata;
+    metadata->data_start = ALIGN_TO(data_unaligned, DATA_ALIGNMENT);
+    metadata->vendor_id = CAMERA_METADATA_INVALID_VENDOR_ID;
+
+    assert(validate_camera_metadata_structure(metadata, NULL) == OK);
+    return metadata;
+}
+void free_camera_metadata(camera_metadata_t *metadata) {
+    free(metadata);
+}
+
+size_t calculate_camera_metadata_size(size_t entry_count,
+                                      size_t data_count) {
+    size_t memory_needed = sizeof(camera_metadata_t);
+    // Start entry list at aligned boundary
+    memory_needed = ALIGN_TO(memory_needed, ENTRY_ALIGNMENT);
+    memory_needed += sizeof(camera_metadata_buffer_entry_t[entry_count]);
+    // Start buffer list at aligned boundary
+    memory_needed = ALIGN_TO(memory_needed, DATA_ALIGNMENT);
+    memory_needed += sizeof(uint8_t[data_count]);
+    // Make sure camera metadata can be stacked in continuous memory
+    memory_needed = ALIGN_TO(memory_needed, METADATA_PACKET_ALIGNMENT);
+    return memory_needed;
+}
+
+size_t get_camera_metadata_size(const camera_metadata_t *metadata) {
+    if (metadata == NULL) return ERROR;
+
+    return metadata->size;
+}
+
+size_t get_camera_metadata_compact_size(const camera_metadata_t *metadata) {
+    if (metadata == NULL) return ERROR;
+
+    return calculate_camera_metadata_size(metadata->entry_count,
+                                          metadata->data_count);
+}
+
+size_t get_camera_metadata_entry_count(const camera_metadata_t *metadata) {
+    return metadata->entry_count;
+}
+
+size_t get_camera_metadata_entry_capacity(const camera_metadata_t *metadata) {
+    return metadata->entry_capacity;
+}
+
+size_t get_camera_metadata_data_count(const camera_metadata_t *metadata) {
+    return metadata->data_count;
+}
+
+size_t get_camera_metadata_data_capacity(const camera_metadata_t *metadata) {
+    return metadata->data_capacity;
+}
+
+camera_metadata_t* copy_camera_metadata(void *dst, size_t dst_size,
+        const camera_metadata_t *src) {
+    size_t memory_needed = get_camera_metadata_compact_size(src);
+
+    if (dst == NULL) return NULL;
+    if (dst_size < memory_needed) return NULL;
+
+    camera_metadata_t *metadata =
+        place_camera_metadata(dst, dst_size, src->entry_count, src->data_count);
+
+    metadata->flags = src->flags;
+    metadata->entry_count = src->entry_count;
+    metadata->data_count = src->data_count;
+    metadata->vendor_id = src->vendor_id;
+
+    memcpy(get_entries(metadata), get_entries(src),
+            sizeof(camera_metadata_buffer_entry_t[metadata->entry_count]));
+    memcpy(get_data(metadata), get_data(src),
+            sizeof(uint8_t[metadata->data_count]));
+
+    assert(validate_camera_metadata_structure(metadata, NULL) == OK);
+    return metadata;
+}
+
+// This method should be used when the camera metadata cannot be trusted. For example, when it's
+// read from Parcel.
+static int validate_and_calculate_camera_metadata_entry_data_size(size_t *data_size, uint8_t type,
+        size_t data_count) {
+    if (type >= NUM_TYPES) return ERROR;
+
+    // Check for overflow
+    if (data_count != 0 &&
+            camera_metadata_type_size[type] > (SIZE_MAX - DATA_ALIGNMENT + 1) / data_count) {
+        // android_errorWriteLog(SN_EVENT_LOG_ID, "30741779");
+        return ERROR;
+    }
+
+    size_t data_bytes = data_count * camera_metadata_type_size[type];
+
+    if (data_size) {
+        *data_size = data_bytes <= 4 ? 0 : ALIGN_TO(data_bytes, DATA_ALIGNMENT);
+    }
+
+    return OK;
+}
+
+size_t calculate_camera_metadata_entry_data_size(uint8_t type,
+        size_t data_count) {
+    if (type >= NUM_TYPES) return 0;
+
+    size_t data_bytes = data_count *
+            camera_metadata_type_size[type];
+
+    return data_bytes <= 4 ? 0 : ALIGN_TO(data_bytes, DATA_ALIGNMENT);
+}
+
+int validate_camera_metadata_structure(const camera_metadata_t *metadata,
+                                       const size_t *expected_size) {
+
+    if (metadata == NULL) {
+        ALOGE("%s: metadata is null!", __FUNCTION__);
+        return CAMERA_METADATA_VALIDATION_ERROR;
+    }
+
+    uintptr_t aligned_ptr = ALIGN_TO(metadata, METADATA_PACKET_ALIGNMENT);
+    const uintptr_t alignmentOffset = aligned_ptr - (uintptr_t) metadata;
+
+    // Check that the metadata pointer is well-aligned first.
+    {
+        static const struct {
+            const char *name;
+            size_t alignment;
+        } alignments[] = {
+            {
+                .name = "camera_metadata",
+                .alignment = METADATA_ALIGNMENT
+            },
+            {
+                .name = "camera_metadata_buffer_entry",
+                .alignment = ENTRY_ALIGNMENT
+            },
+            {
+                .name = "camera_metadata_data",
+                .alignment = DATA_ALIGNMENT
+            },
+        };
+
+        for (size_t i = 0; i < sizeof(alignments)/sizeof(alignments[0]); ++i) {
+            uintptr_t aligned_ptr = ALIGN_TO((uintptr_t) metadata + alignmentOffset,
+                    alignments[i].alignment);
+
+            if ((uintptr_t)metadata + alignmentOffset != aligned_ptr) {
+                ALOGE("%s: Metadata pointer is not aligned (actual %p, "
+                      "expected %p, offset %" PRIuPTR ") to type %s",
+                      __FUNCTION__, metadata,
+                      (void*)aligned_ptr, alignmentOffset, alignments[i].name);
+                return CAMERA_METADATA_VALIDATION_ERROR;
+            }
+        }
+    }
+
+    /**
+     * Check that the metadata contents are correct
+     */
+
+    if (expected_size != NULL && metadata->size > *expected_size) {
+        ALOGE("%s: Metadata size (%" PRIu32 ") should be <= expected size (%zu)",
+              __FUNCTION__, metadata->size, *expected_size);
+        return CAMERA_METADATA_VALIDATION_ERROR;
+    }
+
+    if (metadata->entry_count > metadata->entry_capacity) {
+        ALOGE("%s: Entry count (%" PRIu32 ") should be <= entry capacity "
+              "(%" PRIu32 ")",
+              __FUNCTION__, metadata->entry_count, metadata->entry_capacity);
+        return CAMERA_METADATA_VALIDATION_ERROR;
+    }
+
+    if (metadata->data_count > metadata->data_capacity) {
+        ALOGE("%s: Data count (%" PRIu32 ") should be <= data capacity "
+              "(%" PRIu32 ")",
+              __FUNCTION__, metadata->data_count, metadata->data_capacity);
+        // android_errorWriteLog(SN_EVENT_LOG_ID, "30591838");
+        return CAMERA_METADATA_VALIDATION_ERROR;
+    }
+
+    const metadata_uptrdiff_t entries_end =
+        metadata->entries_start + metadata->entry_capacity;
+    if (entries_end < metadata->entries_start || // overflow check
+        entries_end > metadata->data_start) {
+
+        ALOGE("%s: Entry start + capacity (%" PRIu32 ") should be <= data start "
+              "(%" PRIu32 ")",
+               __FUNCTION__,
+              (metadata->entries_start + metadata->entry_capacity),
+              metadata->data_start);
+        return CAMERA_METADATA_VALIDATION_ERROR;
+    }
+
+    const metadata_uptrdiff_t data_end =
+        metadata->data_start + metadata->data_capacity;
+    if (data_end < metadata->data_start || // overflow check
+        data_end > metadata->size) {
+
+        ALOGE("%s: Data start + capacity (%" PRIu32 ") should be <= total size "
+              "(%" PRIu32 ")",
+               __FUNCTION__,
+              (metadata->data_start + metadata->data_capacity),
+              metadata->size);
+        return CAMERA_METADATA_VALIDATION_ERROR;
+    }
+
+    // Validate each entry
+    const metadata_size_t entry_count = metadata->entry_count;
+    camera_metadata_buffer_entry_t *entries = get_entries(metadata);
+
+    for (size_t i = 0; i < entry_count; ++i) {
+
+        if ((uintptr_t)&entries[i] + alignmentOffset !=
+                ALIGN_TO((uintptr_t)&entries[i] + alignmentOffset, ENTRY_ALIGNMENT)) {
+            ALOGE("%s: Entry index %zu had bad alignment (address %p),"
+                  " expected alignment %zu",
+                  __FUNCTION__, i, &entries[i], ENTRY_ALIGNMENT);
+            return CAMERA_METADATA_VALIDATION_ERROR;
+        }
+
+        camera_metadata_buffer_entry_t entry = entries[i];
+
+        if (entry.type >= NUM_TYPES) {
+            ALOGE("%s: Entry index %zu had a bad type %d",
+                  __FUNCTION__, i, entry.type);
+            return CAMERA_METADATA_VALIDATION_ERROR;
+        }
+
+        // TODO: fix vendor_tag_ops across processes so we don't need to special
+        //       case vendor-specific tags
+        uint32_t tag_section = entry.tag >> 16;
+        int tag_type = get_local_camera_metadata_tag_type(entry.tag, metadata);
+        if (tag_type != (int)entry.type && tag_section < VENDOR_SECTION) {
+            ALOGE("%s: Entry index %zu had tag type %d, but the type was %d",
+                  __FUNCTION__, i, tag_type, entry.type);
+            return CAMERA_METADATA_VALIDATION_ERROR;
+        }
+
+        size_t data_size;
+        if (validate_and_calculate_camera_metadata_entry_data_size(&data_size, entry.type,
+                entry.count) != OK) {
+            ALOGE("%s: Entry data size is invalid. type: %u count: %u", __FUNCTION__, entry.type,
+                    entry.count);
+            return CAMERA_METADATA_VALIDATION_ERROR;
+        }
+
+        if (data_size != 0) {
+            camera_metadata_data_t *data =
+                    (camera_metadata_data_t*) (get_data(metadata) +
+                                               entry.data.offset);
+
+            if ((uintptr_t)data + alignmentOffset !=
+                        ALIGN_TO((uintptr_t)data + alignmentOffset, DATA_ALIGNMENT)) {
+                ALOGE("%s: Entry index %zu had bad data alignment (address %p),"
+                      " expected align %zu, (tag name %s, data size %zu)",
+                      __FUNCTION__, i, data, DATA_ALIGNMENT,
+                      get_local_camera_metadata_tag_name(entry.tag, metadata) ?
+                              : "unknown", data_size);
+                return CAMERA_METADATA_VALIDATION_ERROR;
+            }
+
+            size_t data_entry_end = entry.data.offset + data_size;
+            if (data_entry_end < entry.data.offset || // overflow check
+                data_entry_end > metadata->data_capacity) {
+
+                ALOGE("%s: Entry index %zu data ends (%zu) beyond the capacity "
+                      "%" PRIu32, __FUNCTION__, i, data_entry_end,
+                      metadata->data_capacity);
+                return CAMERA_METADATA_VALIDATION_ERROR;
+            }
+
+        } else if (entry.count == 0) {
+            if (entry.data.offset != 0) {
+                ALOGE("%s: Entry index %zu had 0 items, but offset was non-0 "
+                     "(%" PRIu32 "), tag name: %s", __FUNCTION__, i, entry.data.offset,
+                        get_local_camera_metadata_tag_name(entry.tag, metadata) ? : "unknown");
+                return CAMERA_METADATA_VALIDATION_ERROR;
+            }
+        } // else data stored inline, so we look at value which can be anything.
+    }
+
+    if (alignmentOffset == 0) {
+        return OK;
+    }
+    return CAMERA_METADATA_VALIDATION_SHIFTED;
+}
+
+int append_camera_metadata(camera_metadata_t *dst,
+        const camera_metadata_t *src) {
+    if (dst == NULL || src == NULL ) return ERROR;
+
+    // Check for overflow
+    if (src->entry_count + dst->entry_count < src->entry_count) return ERROR;
+    if (src->data_count + dst->data_count < src->data_count) return ERROR;
+    // Check for space
+    if (dst->entry_capacity < src->entry_count + dst->entry_count) return ERROR;
+    if (dst->data_capacity < src->data_count + dst->data_count) return ERROR;
+
+    if ((dst->vendor_id != CAMERA_METADATA_INVALID_VENDOR_ID) &&
+            (src->vendor_id != CAMERA_METADATA_INVALID_VENDOR_ID)) {
+        if (dst->vendor_id != src->vendor_id) {
+            ALOGE("%s: Append for metadata from different vendors is"
+                    "not supported!", __func__);
+            return ERROR;
+        }
+    }
+
+    memcpy(get_entries(dst) + dst->entry_count, get_entries(src),
+            sizeof(camera_metadata_buffer_entry_t[src->entry_count]));
+    memcpy(get_data(dst) + dst->data_count, get_data(src),
+            sizeof(uint8_t[src->data_count]));
+    if (dst->data_count != 0) {
+        camera_metadata_buffer_entry_t *entry = get_entries(dst) + dst->entry_count;
+        for (size_t i = 0; i < src->entry_count; i++, entry++) {
+            if ( calculate_camera_metadata_entry_data_size(entry->type,
+                            entry->count) > 0 ) {
+                entry->data.offset += dst->data_count;
+            }
+        }
+    }
+    if (dst->entry_count == 0) {
+        // Appending onto empty buffer, keep sorted state
+        dst->flags |= src->flags & FLAG_SORTED;
+    } else if (src->entry_count != 0) {
+        // Both src, dst are nonempty, cannot assume sort remains
+        dst->flags &= ~FLAG_SORTED;
+    } else {
+        // Src is empty, keep dst sorted state
+    }
+    dst->entry_count += src->entry_count;
+    dst->data_count += src->data_count;
+
+    if (dst->vendor_id == CAMERA_METADATA_INVALID_VENDOR_ID) {
+        dst->vendor_id = src->vendor_id;
+    }
+
+    assert(validate_camera_metadata_structure(dst, NULL) == OK);
+    return OK;
+}
+
+camera_metadata_t *clone_camera_metadata(const camera_metadata_t *src) {
+    int res;
+    if (src == NULL) return NULL;
+    camera_metadata_t *clone = allocate_camera_metadata(
+        get_camera_metadata_entry_count(src),
+        get_camera_metadata_data_count(src));
+    if (clone != NULL) {
+        res = append_camera_metadata(clone, src);
+        if (res != OK) {
+            free_camera_metadata(clone);
+            clone = NULL;
+        }
+    }
+    assert(validate_camera_metadata_structure(clone, NULL) == OK);
+    return clone;
+}
+
+static int add_camera_metadata_entry_raw(camera_metadata_t *dst,
+        uint32_t tag,
+        uint8_t  type,
+        const void *data,
+        size_t data_count) {
+
+    if (dst == NULL) return ERROR;
+    if (dst->entry_count == dst->entry_capacity) return ERROR;
+    if (data_count && data == NULL) return ERROR;
+
+    size_t data_bytes =
+            calculate_camera_metadata_entry_data_size(type, data_count);
+    if (data_bytes + dst->data_count > dst->data_capacity) return ERROR;
+
+    size_t data_payload_bytes =
+            data_count * camera_metadata_type_size[type];
+    camera_metadata_buffer_entry_t *entry = get_entries(dst) + dst->entry_count;
+    memset(entry, 0, sizeof(camera_metadata_buffer_entry_t));
+    entry->tag = tag;
+    entry->type = type;
+    entry->count = data_count;
+
+    if (data_bytes == 0) {
+        memcpy(entry->data.value, data,
+                data_payload_bytes);
+    } else {
+        entry->data.offset = dst->data_count;
+        memcpy(get_data(dst) + entry->data.offset, data,
+                data_payload_bytes);
+        dst->data_count += data_bytes;
+    }
+    dst->entry_count++;
+    dst->flags &= ~FLAG_SORTED;
+    assert(validate_camera_metadata_structure(dst, NULL) == OK);
+    return OK;
+}
+
+int add_camera_metadata_entry(camera_metadata_t *dst,
+        uint32_t tag,
+        const void *data,
+        size_t data_count) {
+
+    int type = get_local_camera_metadata_tag_type(tag, dst);
+    if (type == -1) {
+        ALOGE("%s: Unknown tag %04x.", __FUNCTION__, tag);
+        return ERROR;
+    }
+
+    return add_camera_metadata_entry_raw(dst,
+            tag,
+            type,
+            data,
+            data_count);
+}
+
+static int compare_entry_tags(const void *p1, const void *p2) {
+    uint32_t tag1 = ((camera_metadata_buffer_entry_t*)p1)->tag;
+    uint32_t tag2 = ((camera_metadata_buffer_entry_t*)p2)->tag;
+    return  tag1 < tag2 ? -1 :
+            tag1 == tag2 ? 0 :
+            1;
+}
+
+int sort_camera_metadata(camera_metadata_t *dst) {
+    if (dst == NULL) return ERROR;
+    if (dst->flags & FLAG_SORTED) return OK;
+
+    qsort(get_entries(dst), dst->entry_count,
+            sizeof(camera_metadata_buffer_entry_t),
+            compare_entry_tags);
+    dst->flags |= FLAG_SORTED;
+
+    assert(validate_camera_metadata_structure(dst, NULL) == OK);
+    return OK;
+}
+
+int get_camera_metadata_entry(camera_metadata_t *src,
+        size_t index,
+        camera_metadata_entry_t *entry) {
+    if (src == NULL || entry == NULL) return ERROR;
+    if (index >= src->entry_count) return ERROR;
+
+    camera_metadata_buffer_entry_t *buffer_entry = get_entries(src) + index;
+
+    entry->index = index;
+    entry->tag = buffer_entry->tag;
+    entry->type = buffer_entry->type;
+    entry->count = buffer_entry->count;
+    if (buffer_entry->count *
+            camera_metadata_type_size[buffer_entry->type] > 4) {
+        entry->data.u8 = get_data(src) + buffer_entry->data.offset;
+    } else {
+        entry->data.u8 = buffer_entry->data.value;
+    }
+    return OK;
+}
+
+int get_camera_metadata_ro_entry(const camera_metadata_t *src,
+        size_t index,
+        camera_metadata_ro_entry_t *entry) {
+    return get_camera_metadata_entry((camera_metadata_t*)src, index,
+            (camera_metadata_entry_t*)entry);
+}
+
+int find_camera_metadata_entry(camera_metadata_t *src,
+        uint32_t tag,
+        camera_metadata_entry_t *entry) {
+    if (src == NULL) return ERROR;
+
+    uint32_t index;
+    if (src->flags & FLAG_SORTED) {
+        // Sorted entries, do a binary search
+        camera_metadata_buffer_entry_t *search_entry = NULL;
+        camera_metadata_buffer_entry_t key;
+        key.tag = tag;
+        search_entry = bsearch(&key,
+                get_entries(src),
+                src->entry_count,
+                sizeof(camera_metadata_buffer_entry_t),
+                compare_entry_tags);
+        if (search_entry == NULL) return NOT_FOUND;
+        index = search_entry - get_entries(src);
+    } else {
+        // Not sorted, linear search
+        camera_metadata_buffer_entry_t *search_entry = get_entries(src);
+        for (index = 0; index < src->entry_count; index++, search_entry++) {
+            if (search_entry->tag == tag) {
+                break;
+            }
+        }
+        if (index == src->entry_count) return NOT_FOUND;
+    }
+
+    return get_camera_metadata_entry(src, index,
+            entry);
+}
+
+int find_camera_metadata_ro_entry(const camera_metadata_t *src,
+        uint32_t tag,
+        camera_metadata_ro_entry_t *entry) {
+    return find_camera_metadata_entry((camera_metadata_t*)src, tag,
+            (camera_metadata_entry_t*)entry);
+}
+
+
+int delete_camera_metadata_entry(camera_metadata_t *dst,
+        size_t index) {
+    if (dst == NULL) return ERROR;
+    if (index >= dst->entry_count) return ERROR;
+
+    camera_metadata_buffer_entry_t *entry = get_entries(dst) + index;
+    size_t data_bytes = calculate_camera_metadata_entry_data_size(entry->type,
+            entry->count);
+
+    if (data_bytes > 0) {
+        // Shift data buffer to overwrite deleted data
+        uint8_t *start = get_data(dst) + entry->data.offset;
+        uint8_t *end = start + data_bytes;
+        size_t length = dst->data_count - entry->data.offset - data_bytes;
+        memmove(start, end, length);
+
+        // Update all entry indices to account for shift
+        camera_metadata_buffer_entry_t *e = get_entries(dst);
+        size_t i;
+        for (i = 0; i < dst->entry_count; i++) {
+            if (calculate_camera_metadata_entry_data_size(
+                    e->type, e->count) > 0 &&
+                    e->data.offset > entry->data.offset) {
+                e->data.offset -= data_bytes;
+            }
+            ++e;
+        }
+        dst->data_count -= data_bytes;
+    }
+    // Shift entry array
+    memmove(entry, entry + 1,
+            sizeof(camera_metadata_buffer_entry_t) *
+            (dst->entry_count - index - 1) );
+    dst->entry_count -= 1;
+
+    assert(validate_camera_metadata_structure(dst, NULL) == OK);
+    return OK;
+}
+
+int update_camera_metadata_entry(camera_metadata_t *dst,
+        size_t index,
+        const void *data,
+        size_t data_count,
+        camera_metadata_entry_t *updated_entry) {
+    if (dst == NULL) return ERROR;
+    if (index >= dst->entry_count) return ERROR;
+
+    camera_metadata_buffer_entry_t *entry = get_entries(dst) + index;
+
+    size_t data_bytes =
+            calculate_camera_metadata_entry_data_size(entry->type,
+                    data_count);
+    size_t data_payload_bytes =
+            data_count * camera_metadata_type_size[entry->type];
+
+    size_t entry_bytes =
+            calculate_camera_metadata_entry_data_size(entry->type,
+                    entry->count);
+    if (data_bytes != entry_bytes) {
+        // May need to shift/add to data array
+        if (dst->data_capacity < dst->data_count + data_bytes - entry_bytes) {
+            // No room
+            return ERROR;
+        }
+        if (entry_bytes != 0) {
+            // Remove old data
+            uint8_t *start = get_data(dst) + entry->data.offset;
+            uint8_t *end = start + entry_bytes;
+            size_t length = dst->data_count - entry->data.offset - entry_bytes;
+            memmove(start, end, length);
+            dst->data_count -= entry_bytes;
+
+            // Update all entry indices to account for shift
+            camera_metadata_buffer_entry_t *e = get_entries(dst);
+            size_t i;
+            for (i = 0; i < dst->entry_count; i++) {
+                if (calculate_camera_metadata_entry_data_size(
+                        e->type, e->count) > 0 &&
+                        e->data.offset > entry->data.offset) {
+                    e->data.offset -= entry_bytes;
+                }
+                ++e;
+            }
+        }
+
+        if (data_bytes != 0) {
+            // Append new data
+            entry->data.offset = dst->data_count;
+
+            memcpy(get_data(dst) + entry->data.offset, data, data_payload_bytes);
+            dst->data_count += data_bytes;
+        }
+    } else if (data_bytes != 0) {
+        // data size unchanged, reuse same data location
+        memcpy(get_data(dst) + entry->data.offset, data, data_payload_bytes);
+    }
+
+    if (data_bytes == 0) {
+        // Data fits into entry
+        memcpy(entry->data.value, data,
+                data_payload_bytes);
+    }
+
+    entry->count = data_count;
+
+    if (updated_entry != NULL) {
+        get_camera_metadata_entry(dst,
+                index,
+                updated_entry);
+    }
+
+    assert(validate_camera_metadata_structure(dst, NULL) == OK);
+    return OK;
+}
+
+static const vendor_tag_ops_t *vendor_tag_ops = NULL;
+static const struct vendor_tag_cache_ops *vendor_cache_ops = NULL;
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+const char *get_local_camera_metadata_section_name_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id) {
+    uint32_t tag_section = tag >> 16;
+    if (tag_section >= VENDOR_SECTION && vendor_cache_ops != NULL &&
+               id != CAMERA_METADATA_INVALID_VENDOR_ID) {
+           return vendor_cache_ops->get_section_name(tag, id);
+    } else if (tag_section >= VENDOR_SECTION && vendor_tag_ops != NULL) {
+        return vendor_tag_ops->get_section_name(
+            vendor_tag_ops,
+            tag);
+    }
+    if (tag_section >= ANDROID_SECTION_COUNT) {
+        return NULL;
+    }
+    return camera_metadata_section_names[tag_section];
+}
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+const char *get_local_camera_metadata_tag_name_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id) {
+    uint32_t tag_section = tag >> 16;
+    if (tag_section >= VENDOR_SECTION && vendor_cache_ops != NULL &&
+                id != CAMERA_METADATA_INVALID_VENDOR_ID) {
+            return vendor_cache_ops->get_tag_name(tag, id);
+    } else  if (tag_section >= VENDOR_SECTION && vendor_tag_ops != NULL) {
+        return vendor_tag_ops->get_tag_name(
+            vendor_tag_ops,
+            tag);
+    }
+    if (tag_section >= ANDROID_SECTION_COUNT ||
+        tag >= camera_metadata_section_bounds[tag_section][1] ) {
+        return NULL;
+    }
+    uint32_t tag_index = tag & 0xFFFF;
+    return tag_info[tag_section][tag_index].tag_name;
+}
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+int get_local_camera_metadata_tag_type_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id) {
+    uint32_t tag_section = tag >> 16;
+    if (tag_section >= VENDOR_SECTION && vendor_cache_ops != NULL &&
+                id != CAMERA_METADATA_INVALID_VENDOR_ID) {
+            return vendor_cache_ops->get_tag_type(tag, id);
+    } else if (tag_section >= VENDOR_SECTION && vendor_tag_ops != NULL) {
+        return vendor_tag_ops->get_tag_type(
+            vendor_tag_ops,
+            tag);
+    }
+    if (tag_section >= ANDROID_SECTION_COUNT ||
+            tag >= camera_metadata_section_bounds[tag_section][1] ) {
+        return -1;
+    }
+    uint32_t tag_index = tag & 0xFFFF;
+    return tag_info[tag_section][tag_index].tag_type;
+}
+
+const char *get_camera_metadata_section_name(uint32_t tag) {
+    return get_local_camera_metadata_section_name(tag, NULL);
+}
+
+const char *get_camera_metadata_tag_name(uint32_t tag) {
+    return get_local_camera_metadata_tag_name(tag, NULL);
+}
+
+int get_camera_metadata_tag_type(uint32_t tag) {
+    return get_local_camera_metadata_tag_type(tag, NULL);
+}
+
+const char *get_local_camera_metadata_section_name(uint32_t tag,
+        const camera_metadata_t *meta) {
+    metadata_vendor_id_t id = (NULL == meta) ? CAMERA_METADATA_INVALID_VENDOR_ID :
+            meta->vendor_id;
+
+    return get_local_camera_metadata_section_name_vendor_id(tag, id);
+}
+
+const char *get_local_camera_metadata_tag_name(uint32_t tag,
+        const camera_metadata_t *meta) {
+    metadata_vendor_id_t id = (NULL == meta) ? CAMERA_METADATA_INVALID_VENDOR_ID :
+            meta->vendor_id;
+
+    return get_local_camera_metadata_tag_name_vendor_id(tag, id);
+}
+
+int get_local_camera_metadata_tag_type(uint32_t tag,
+        const camera_metadata_t *meta) {
+    metadata_vendor_id_t id = (NULL == meta) ? CAMERA_METADATA_INVALID_VENDOR_ID :
+            meta->vendor_id;
+
+    return get_local_camera_metadata_tag_type_vendor_id(tag, id);
+}
+
+int set_camera_metadata_vendor_tag_ops(const vendor_tag_query_ops_t* ops) {
+    // **DEPRECATED**
+    (void) ops;
+    ALOGE("%s: This function has been deprecated", __FUNCTION__);
+    return ERROR;
+}
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+int set_camera_metadata_vendor_ops(const vendor_tag_ops_t* ops) {
+    vendor_tag_ops = ops;
+    return OK;
+}
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+int set_camera_metadata_vendor_cache_ops(
+        const struct vendor_tag_cache_ops *query_cache_ops) {
+    vendor_cache_ops = query_cache_ops;
+    return OK;
+}
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+void set_camera_metadata_vendor_id(camera_metadata_t *meta,
+        metadata_vendor_id_t id) {
+    if (NULL != meta) {
+        meta->vendor_id = id;
+    }
+}
+
+// Declared in system/media/private/camera/include/camera_metadata_hidden.h
+metadata_vendor_id_t get_camera_metadata_vendor_id(
+        const camera_metadata_t *meta) {
+    metadata_vendor_id_t ret = CAMERA_METADATA_INVALID_VENDOR_ID;
+
+    if (NULL != meta) {
+        ret = meta->vendor_id;
+    }
+
+    return ret;
+}
+
+static void print_data(int fd, const uint8_t *data_ptr, uint32_t tag, int type,
+        int count,
+        int indentation);
+
+void dump_camera_metadata(const camera_metadata_t *metadata,
+        int fd,
+        int verbosity) {
+    dump_indented_camera_metadata(metadata, fd, verbosity, 0);
+}
+
+void dump_indented_camera_metadata(const camera_metadata_t *metadata,
+        int fd,
+        int verbosity,
+        int indentation) {
+    if (metadata == NULL) {
+        dprintf(fd, "%*sDumping camera metadata array: Not allocated\n",
+                indentation, "");
+        return;
+    }
+    unsigned int i;
+    dprintf(fd,
+            "%*sDumping camera metadata array: %" PRIu32 " / %" PRIu32 " entries, "
+            "%" PRIu32 " / %" PRIu32 " bytes of extra data.\n", indentation, "",
+            metadata->entry_count, metadata->entry_capacity,
+            metadata->data_count, metadata->data_capacity);
+    dprintf(fd, "%*sVersion: %d, Flags: %08x\n",
+            indentation + 2, "",
+            metadata->version, metadata->flags);
+    camera_metadata_buffer_entry_t *entry = get_entries(metadata);
+    for (i=0; i < metadata->entry_count; i++, entry++) {
+
+        const char *tag_name, *tag_section;
+        tag_section = get_local_camera_metadata_section_name(entry->tag, metadata);
+        if (tag_section == NULL) {
+            tag_section = "unknownSection";
+        }
+        tag_name = get_local_camera_metadata_tag_name(entry->tag, metadata);
+        if (tag_name == NULL) {
+            tag_name = "unknownTag";
+        }
+        const char *type_name;
+        if (entry->type >= NUM_TYPES) {
+            type_name = "unknown";
+        } else {
+            type_name = camera_metadata_type_names[entry->type];
+        }
+        dprintf(fd, "%*s%s.%s (%05x): %s[%" PRIu32 "]\n",
+             indentation + 2, "",
+             tag_section,
+             tag_name,
+             entry->tag,
+             type_name,
+             entry->count);
+
+        if (verbosity < 1) continue;
+
+        if (entry->type >= NUM_TYPES) continue;
+
+        size_t type_size = camera_metadata_type_size[entry->type];
+        uint8_t *data_ptr;
+        if ( type_size * entry->count > 4 ) {
+            if (entry->data.offset >= metadata->data_count) {
+                ALOGE("%s: Malformed entry data offset: %" PRIu32 " (max %" PRIu32 ")",
+                        __FUNCTION__,
+                        entry->data.offset,
+                        metadata->data_count);
+                continue;
+            }
+            data_ptr = get_data(metadata) + entry->data.offset;
+        } else {
+            data_ptr = entry->data.value;
+        }
+        int count = entry->count;
+        if (verbosity < 2 && count > 16) count = 16;
+
+        print_data(fd, data_ptr, entry->tag, entry->type, count, indentation);
+    }
+}
+
+static void print_data(int fd, const uint8_t *data_ptr, uint32_t tag,
+        int type, int count, int indentation) {
+    static int values_per_line[NUM_TYPES] = {
+        [TYPE_BYTE]     = 16,
+        [TYPE_INT32]    = 4,
+        [TYPE_FLOAT]    = 8,
+        [TYPE_INT64]    = 2,
+        [TYPE_DOUBLE]   = 4,
+        [TYPE_RATIONAL] = 2,
+    };
+    size_t type_size = camera_metadata_type_size[type];
+    char value_string_tmp[CAMERA_METADATA_ENUM_STRING_MAX_SIZE];
+    uint32_t value;
+
+    int lines = count / values_per_line[type];
+    if (count % values_per_line[type] != 0) lines++;
+
+    int index = 0;
+    int j, k;
+    for (j = 0; j < lines; j++) {
+        dprintf(fd, "%*s[", indentation + 4, "");
+        for (k = 0;
+             k < values_per_line[type] && count > 0;
+             k++, count--, index += type_size) {
+
+            switch (type) {
+                case TYPE_BYTE:
+                    value = *(data_ptr + index);
+                    if (camera_metadata_enum_snprint(tag,
+                                                     value,
+                                                     value_string_tmp,
+                                                     sizeof(value_string_tmp))
+                        == OK) {
+                        dprintf(fd, "%s ", value_string_tmp);
+                    } else {
+                        dprintf(fd, "%hhu ",
+                                *(data_ptr + index));
+                    }
+                    break;
+                case TYPE_INT32:
+                    value =
+                            *(int32_t*)(data_ptr + index);
+                    if (camera_metadata_enum_snprint(tag,
+                                                     value,
+                                                     value_string_tmp,
+                                                     sizeof(value_string_tmp))
+                        == OK) {
+                        dprintf(fd, "%s ", value_string_tmp);
+                    } else {
+                        dprintf(fd, "%" PRId32 " ",
+                                *(int32_t*)(data_ptr + index));
+                    }
+                    break;
+                case TYPE_FLOAT:
+                    dprintf(fd, "%0.8f ",
+                            *(float*)(data_ptr + index));
+                    break;
+                case TYPE_INT64:
+                    dprintf(fd, "%" PRId64 " ",
+                            *(int64_t*)(data_ptr + index));
+                    break;
+                case TYPE_DOUBLE:
+                    dprintf(fd, "%0.8f ",
+                            *(double*)(data_ptr + index));
+                    break;
+                case TYPE_RATIONAL: {
+                    int32_t numerator = *(int32_t*)(data_ptr + index);
+                    int32_t denominator = *(int32_t*)(data_ptr + index + 4);
+                    dprintf(fd, "(%d / %d) ",
+                            numerator, denominator);
+                    break;
+                }
+                default:
+                    dprintf(fd, "??? ");
+            }
+        }
+        dprintf(fd, "]\n");
+    }
+}
diff --git a/src/android/metadata/camera_metadata_tag_info.c b/src/android/metadata/camera_metadata_tag_info.c
new file mode 100644
index 000000000000..75ad1f4ca244
--- /dev/null
+++ b/src/android/metadata/camera_metadata_tag_info.c
@@ -0,0 +1,2811 @@ 
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * !! Do not reference this file directly !!
+ *
+ * It is logically a part of camera_metadata.c.  It is broken out for ease of
+ * maintaining the tag info.
+ *
+ * Array assignments are done using specified-index syntax to keep things in
+ * sync with camera_metadata_tags.h
+ */
+
+/**
+ * ! Do not edit this file directly !
+ *
+ * Generated automatically from camera_metadata_tag_info.mako
+ */
+
+const char *camera_metadata_section_names[ANDROID_SECTION_COUNT] = {
+    [ANDROID_COLOR_CORRECTION]     = "android.colorCorrection",
+    [ANDROID_CONTROL]              = "android.control",
+    [ANDROID_DEMOSAIC]             = "android.demosaic",
+    [ANDROID_EDGE]                 = "android.edge",
+    [ANDROID_FLASH]                = "android.flash",
+    [ANDROID_FLASH_INFO]           = "android.flash.info",
+    [ANDROID_HOT_PIXEL]            = "android.hotPixel",
+    [ANDROID_JPEG]                 = "android.jpeg",
+    [ANDROID_LENS]                 = "android.lens",
+    [ANDROID_LENS_INFO]            = "android.lens.info",
+    [ANDROID_NOISE_REDUCTION]      = "android.noiseReduction",
+    [ANDROID_QUIRKS]               = "android.quirks",
+    [ANDROID_REQUEST]              = "android.request",
+    [ANDROID_SCALER]               = "android.scaler",
+    [ANDROID_SENSOR]               = "android.sensor",
+    [ANDROID_SENSOR_INFO]          = "android.sensor.info",
+    [ANDROID_SHADING]              = "android.shading",
+    [ANDROID_STATISTICS]           = "android.statistics",
+    [ANDROID_STATISTICS_INFO]      = "android.statistics.info",
+    [ANDROID_TONEMAP]              = "android.tonemap",
+    [ANDROID_LED]                  = "android.led",
+    [ANDROID_INFO]                 = "android.info",
+    [ANDROID_BLACK_LEVEL]          = "android.blackLevel",
+    [ANDROID_SYNC]                 = "android.sync",
+    [ANDROID_REPROCESS]            = "android.reprocess",
+    [ANDROID_DEPTH]                = "android.depth",
+    [ANDROID_LOGICAL_MULTI_CAMERA] = "android.logicalMultiCamera",
+    [ANDROID_DISTORTION_CORRECTION]
+                                    = "android.distortionCorrection",
+};
+
+unsigned int camera_metadata_section_bounds[ANDROID_SECTION_COUNT][2] = {
+    [ANDROID_COLOR_CORRECTION]     = { ANDROID_COLOR_CORRECTION_START,
+                                       ANDROID_COLOR_CORRECTION_END },
+    [ANDROID_CONTROL]              = { ANDROID_CONTROL_START,
+                                       ANDROID_CONTROL_END },
+    [ANDROID_DEMOSAIC]             = { ANDROID_DEMOSAIC_START,
+                                       ANDROID_DEMOSAIC_END },
+    [ANDROID_EDGE]                 = { ANDROID_EDGE_START,
+                                       ANDROID_EDGE_END },
+    [ANDROID_FLASH]                = { ANDROID_FLASH_START,
+                                       ANDROID_FLASH_END },
+    [ANDROID_FLASH_INFO]           = { ANDROID_FLASH_INFO_START,
+                                       ANDROID_FLASH_INFO_END },
+    [ANDROID_HOT_PIXEL]            = { ANDROID_HOT_PIXEL_START,
+                                       ANDROID_HOT_PIXEL_END },
+    [ANDROID_JPEG]                 = { ANDROID_JPEG_START,
+                                       ANDROID_JPEG_END },
+    [ANDROID_LENS]                 = { ANDROID_LENS_START,
+                                       ANDROID_LENS_END },
+    [ANDROID_LENS_INFO]            = { ANDROID_LENS_INFO_START,
+                                       ANDROID_LENS_INFO_END },
+    [ANDROID_NOISE_REDUCTION]      = { ANDROID_NOISE_REDUCTION_START,
+                                       ANDROID_NOISE_REDUCTION_END },
+    [ANDROID_QUIRKS]               = { ANDROID_QUIRKS_START,
+                                       ANDROID_QUIRKS_END },
+    [ANDROID_REQUEST]              = { ANDROID_REQUEST_START,
+                                       ANDROID_REQUEST_END },
+    [ANDROID_SCALER]               = { ANDROID_SCALER_START,
+                                       ANDROID_SCALER_END },
+    [ANDROID_SENSOR]               = { ANDROID_SENSOR_START,
+                                       ANDROID_SENSOR_END },
+    [ANDROID_SENSOR_INFO]          = { ANDROID_SENSOR_INFO_START,
+                                       ANDROID_SENSOR_INFO_END },
+    [ANDROID_SHADING]              = { ANDROID_SHADING_START,
+                                       ANDROID_SHADING_END },
+    [ANDROID_STATISTICS]           = { ANDROID_STATISTICS_START,
+                                       ANDROID_STATISTICS_END },
+    [ANDROID_STATISTICS_INFO]      = { ANDROID_STATISTICS_INFO_START,
+                                       ANDROID_STATISTICS_INFO_END },
+    [ANDROID_TONEMAP]              = { ANDROID_TONEMAP_START,
+                                       ANDROID_TONEMAP_END },
+    [ANDROID_LED]                  = { ANDROID_LED_START,
+                                       ANDROID_LED_END },
+    [ANDROID_INFO]                 = { ANDROID_INFO_START,
+                                       ANDROID_INFO_END },
+    [ANDROID_BLACK_LEVEL]          = { ANDROID_BLACK_LEVEL_START,
+                                       ANDROID_BLACK_LEVEL_END },
+    [ANDROID_SYNC]                 = { ANDROID_SYNC_START,
+                                       ANDROID_SYNC_END },
+    [ANDROID_REPROCESS]            = { ANDROID_REPROCESS_START,
+                                       ANDROID_REPROCESS_END },
+    [ANDROID_DEPTH]                = { ANDROID_DEPTH_START,
+                                       ANDROID_DEPTH_END },
+    [ANDROID_LOGICAL_MULTI_CAMERA] = { ANDROID_LOGICAL_MULTI_CAMERA_START,
+                                       ANDROID_LOGICAL_MULTI_CAMERA_END },
+    [ANDROID_DISTORTION_CORRECTION]
+                                    = { ANDROID_DISTORTION_CORRECTION_START,
+                                       ANDROID_DISTORTION_CORRECTION_END },
+};
+
+static tag_info_t android_color_correction[ANDROID_COLOR_CORRECTION_END -
+        ANDROID_COLOR_CORRECTION_START] = {
+    [ ANDROID_COLOR_CORRECTION_MODE - ANDROID_COLOR_CORRECTION_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_COLOR_CORRECTION_TRANSFORM - ANDROID_COLOR_CORRECTION_START ] =
+    { "transform",                     TYPE_RATIONAL
+                },
+    [ ANDROID_COLOR_CORRECTION_GAINS - ANDROID_COLOR_CORRECTION_START ] =
+    { "gains",                         TYPE_FLOAT  },
+    [ ANDROID_COLOR_CORRECTION_ABERRATION_MODE - ANDROID_COLOR_CORRECTION_START ] =
+    { "aberrationMode",                TYPE_BYTE   },
+    [ ANDROID_COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES - ANDROID_COLOR_CORRECTION_START ] =
+    { "availableAberrationModes",      TYPE_BYTE   },
+};
+
+static tag_info_t android_control[ANDROID_CONTROL_END -
+        ANDROID_CONTROL_START] = {
+    [ ANDROID_CONTROL_AE_ANTIBANDING_MODE - ANDROID_CONTROL_START ] =
+    { "aeAntibandingMode",             TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION - ANDROID_CONTROL_START ] =
+    { "aeExposureCompensation",        TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_LOCK - ANDROID_CONTROL_START ] =
+    { "aeLock",                        TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_MODE - ANDROID_CONTROL_START ] =
+    { "aeMode",                        TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_REGIONS - ANDROID_CONTROL_START ] =
+    { "aeRegions",                     TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_TARGET_FPS_RANGE - ANDROID_CONTROL_START ] =
+    { "aeTargetFpsRange",              TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER - ANDROID_CONTROL_START ] =
+    { "aePrecaptureTrigger",           TYPE_BYTE   },
+    [ ANDROID_CONTROL_AF_MODE - ANDROID_CONTROL_START ] =
+    { "afMode",                        TYPE_BYTE   },
+    [ ANDROID_CONTROL_AF_REGIONS - ANDROID_CONTROL_START ] =
+    { "afRegions",                     TYPE_INT32  },
+    [ ANDROID_CONTROL_AF_TRIGGER - ANDROID_CONTROL_START ] =
+    { "afTrigger",                     TYPE_BYTE   },
+    [ ANDROID_CONTROL_AWB_LOCK - ANDROID_CONTROL_START ] =
+    { "awbLock",                       TYPE_BYTE   },
+    [ ANDROID_CONTROL_AWB_MODE - ANDROID_CONTROL_START ] =
+    { "awbMode",                       TYPE_BYTE   },
+    [ ANDROID_CONTROL_AWB_REGIONS - ANDROID_CONTROL_START ] =
+    { "awbRegions",                    TYPE_INT32  },
+    [ ANDROID_CONTROL_CAPTURE_INTENT - ANDROID_CONTROL_START ] =
+    { "captureIntent",                 TYPE_BYTE   },
+    [ ANDROID_CONTROL_EFFECT_MODE - ANDROID_CONTROL_START ] =
+    { "effectMode",                    TYPE_BYTE   },
+    [ ANDROID_CONTROL_MODE - ANDROID_CONTROL_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_CONTROL_SCENE_MODE - ANDROID_CONTROL_START ] =
+    { "sceneMode",                     TYPE_BYTE   },
+    [ ANDROID_CONTROL_VIDEO_STABILIZATION_MODE - ANDROID_CONTROL_START ] =
+    { "videoStabilizationMode",        TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES - ANDROID_CONTROL_START ] =
+    { "aeAvailableAntibandingModes",   TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_AVAILABLE_MODES - ANDROID_CONTROL_START ] =
+    { "aeAvailableModes",              TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES - ANDROID_CONTROL_START ] =
+    { "aeAvailableTargetFpsRanges",    TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_COMPENSATION_RANGE - ANDROID_CONTROL_START ] =
+    { "aeCompensationRange",           TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_COMPENSATION_STEP - ANDROID_CONTROL_START ] =
+    { "aeCompensationStep",            TYPE_RATIONAL
+                },
+    [ ANDROID_CONTROL_AF_AVAILABLE_MODES - ANDROID_CONTROL_START ] =
+    { "afAvailableModes",              TYPE_BYTE   },
+    [ ANDROID_CONTROL_AVAILABLE_EFFECTS - ANDROID_CONTROL_START ] =
+    { "availableEffects",              TYPE_BYTE   },
+    [ ANDROID_CONTROL_AVAILABLE_SCENE_MODES - ANDROID_CONTROL_START ] =
+    { "availableSceneModes",           TYPE_BYTE   },
+    [ ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES - ANDROID_CONTROL_START ] =
+    { "availableVideoStabilizationModes",
+                                        TYPE_BYTE   },
+    [ ANDROID_CONTROL_AWB_AVAILABLE_MODES - ANDROID_CONTROL_START ] =
+    { "awbAvailableModes",             TYPE_BYTE   },
+    [ ANDROID_CONTROL_MAX_REGIONS - ANDROID_CONTROL_START ] =
+    { "maxRegions",                    TYPE_INT32  },
+    [ ANDROID_CONTROL_SCENE_MODE_OVERRIDES - ANDROID_CONTROL_START ] =
+    { "sceneModeOverrides",            TYPE_BYTE   },
+    [ ANDROID_CONTROL_AE_PRECAPTURE_ID - ANDROID_CONTROL_START ] =
+    { "aePrecaptureId",                TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_STATE - ANDROID_CONTROL_START ] =
+    { "aeState",                       TYPE_BYTE   },
+    [ ANDROID_CONTROL_AF_STATE - ANDROID_CONTROL_START ] =
+    { "afState",                       TYPE_BYTE   },
+    [ ANDROID_CONTROL_AF_TRIGGER_ID - ANDROID_CONTROL_START ] =
+    { "afTriggerId",                   TYPE_INT32  },
+    [ ANDROID_CONTROL_AWB_STATE - ANDROID_CONTROL_START ] =
+    { "awbState",                      TYPE_BYTE   },
+    [ ANDROID_CONTROL_AVAILABLE_HIGH_SPEED_VIDEO_CONFIGURATIONS - ANDROID_CONTROL_START ] =
+    { "availableHighSpeedVideoConfigurations",
+                                        TYPE_INT32  },
+    [ ANDROID_CONTROL_AE_LOCK_AVAILABLE - ANDROID_CONTROL_START ] =
+    { "aeLockAvailable",               TYPE_BYTE   },
+    [ ANDROID_CONTROL_AWB_LOCK_AVAILABLE - ANDROID_CONTROL_START ] =
+    { "awbLockAvailable",              TYPE_BYTE   },
+    [ ANDROID_CONTROL_AVAILABLE_MODES - ANDROID_CONTROL_START ] =
+    { "availableModes",                TYPE_BYTE   },
+    [ ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST_RANGE - ANDROID_CONTROL_START ] =
+    { "postRawSensitivityBoostRange",  TYPE_INT32  },
+    [ ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST - ANDROID_CONTROL_START ] =
+    { "postRawSensitivityBoost",       TYPE_INT32  },
+    [ ANDROID_CONTROL_ENABLE_ZSL - ANDROID_CONTROL_START ] =
+    { "enableZsl",                     TYPE_BYTE   },
+    [ ANDROID_CONTROL_AF_SCENE_CHANGE - ANDROID_CONTROL_START ] =
+    { "afSceneChange",                 TYPE_BYTE   },
+};
+
+static tag_info_t android_demosaic[ANDROID_DEMOSAIC_END -
+        ANDROID_DEMOSAIC_START] = {
+    [ ANDROID_DEMOSAIC_MODE - ANDROID_DEMOSAIC_START ] =
+    { "mode",                          TYPE_BYTE   },
+};
+
+static tag_info_t android_edge[ANDROID_EDGE_END -
+        ANDROID_EDGE_START] = {
+    [ ANDROID_EDGE_MODE - ANDROID_EDGE_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_EDGE_STRENGTH - ANDROID_EDGE_START ] =
+    { "strength",                      TYPE_BYTE   },
+    [ ANDROID_EDGE_AVAILABLE_EDGE_MODES - ANDROID_EDGE_START ] =
+    { "availableEdgeModes",            TYPE_BYTE   },
+};
+
+static tag_info_t android_flash[ANDROID_FLASH_END -
+        ANDROID_FLASH_START] = {
+    [ ANDROID_FLASH_FIRING_POWER - ANDROID_FLASH_START ] =
+    { "firingPower",                   TYPE_BYTE   },
+    [ ANDROID_FLASH_FIRING_TIME - ANDROID_FLASH_START ] =
+    { "firingTime",                    TYPE_INT64  },
+    [ ANDROID_FLASH_MODE - ANDROID_FLASH_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_FLASH_COLOR_TEMPERATURE - ANDROID_FLASH_START ] =
+    { "colorTemperature",              TYPE_BYTE   },
+    [ ANDROID_FLASH_MAX_ENERGY - ANDROID_FLASH_START ] =
+    { "maxEnergy",                     TYPE_BYTE   },
+    [ ANDROID_FLASH_STATE - ANDROID_FLASH_START ] =
+    { "state",                         TYPE_BYTE   },
+};
+
+static tag_info_t android_flash_info[ANDROID_FLASH_INFO_END -
+        ANDROID_FLASH_INFO_START] = {
+    [ ANDROID_FLASH_INFO_AVAILABLE - ANDROID_FLASH_INFO_START ] =
+    { "available",                     TYPE_BYTE   },
+    [ ANDROID_FLASH_INFO_CHARGE_DURATION - ANDROID_FLASH_INFO_START ] =
+    { "chargeDuration",                TYPE_INT64  },
+};
+
+static tag_info_t android_hot_pixel[ANDROID_HOT_PIXEL_END -
+        ANDROID_HOT_PIXEL_START] = {
+    [ ANDROID_HOT_PIXEL_MODE - ANDROID_HOT_PIXEL_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_HOT_PIXEL_AVAILABLE_HOT_PIXEL_MODES - ANDROID_HOT_PIXEL_START ] =
+    { "availableHotPixelModes",        TYPE_BYTE   },
+};
+
+static tag_info_t android_jpeg[ANDROID_JPEG_END -
+        ANDROID_JPEG_START] = {
+    [ ANDROID_JPEG_GPS_COORDINATES - ANDROID_JPEG_START ] =
+    { "gpsCoordinates",                TYPE_DOUBLE },
+    [ ANDROID_JPEG_GPS_PROCESSING_METHOD - ANDROID_JPEG_START ] =
+    { "gpsProcessingMethod",           TYPE_BYTE   },
+    [ ANDROID_JPEG_GPS_TIMESTAMP - ANDROID_JPEG_START ] =
+    { "gpsTimestamp",                  TYPE_INT64  },
+    [ ANDROID_JPEG_ORIENTATION - ANDROID_JPEG_START ] =
+    { "orientation",                   TYPE_INT32  },
+    [ ANDROID_JPEG_QUALITY - ANDROID_JPEG_START ] =
+    { "quality",                       TYPE_BYTE   },
+    [ ANDROID_JPEG_THUMBNAIL_QUALITY - ANDROID_JPEG_START ] =
+    { "thumbnailQuality",              TYPE_BYTE   },
+    [ ANDROID_JPEG_THUMBNAIL_SIZE - ANDROID_JPEG_START ] =
+    { "thumbnailSize",                 TYPE_INT32  },
+    [ ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES - ANDROID_JPEG_START ] =
+    { "availableThumbnailSizes",       TYPE_INT32  },
+    [ ANDROID_JPEG_MAX_SIZE - ANDROID_JPEG_START ] =
+    { "maxSize",                       TYPE_INT32  },
+    [ ANDROID_JPEG_SIZE - ANDROID_JPEG_START ] =
+    { "size",                          TYPE_INT32  },
+};
+
+static tag_info_t android_lens[ANDROID_LENS_END -
+        ANDROID_LENS_START] = {
+    [ ANDROID_LENS_APERTURE - ANDROID_LENS_START ] =
+    { "aperture",                      TYPE_FLOAT  },
+    [ ANDROID_LENS_FILTER_DENSITY - ANDROID_LENS_START ] =
+    { "filterDensity",                 TYPE_FLOAT  },
+    [ ANDROID_LENS_FOCAL_LENGTH - ANDROID_LENS_START ] =
+    { "focalLength",                   TYPE_FLOAT  },
+    [ ANDROID_LENS_FOCUS_DISTANCE - ANDROID_LENS_START ] =
+    { "focusDistance",                 TYPE_FLOAT  },
+    [ ANDROID_LENS_OPTICAL_STABILIZATION_MODE - ANDROID_LENS_START ] =
+    { "opticalStabilizationMode",      TYPE_BYTE   },
+    [ ANDROID_LENS_FACING - ANDROID_LENS_START ] =
+    { "facing",                        TYPE_BYTE   },
+    [ ANDROID_LENS_POSE_ROTATION - ANDROID_LENS_START ] =
+    { "poseRotation",                  TYPE_FLOAT  },
+    [ ANDROID_LENS_POSE_TRANSLATION - ANDROID_LENS_START ] =
+    { "poseTranslation",               TYPE_FLOAT  },
+    [ ANDROID_LENS_FOCUS_RANGE - ANDROID_LENS_START ] =
+    { "focusRange",                    TYPE_FLOAT  },
+    [ ANDROID_LENS_STATE - ANDROID_LENS_START ] =
+    { "state",                         TYPE_BYTE   },
+    [ ANDROID_LENS_INTRINSIC_CALIBRATION - ANDROID_LENS_START ] =
+    { "intrinsicCalibration",          TYPE_FLOAT  },
+    [ ANDROID_LENS_RADIAL_DISTORTION - ANDROID_LENS_START ] =
+    { "radialDistortion",              TYPE_FLOAT  },
+    [ ANDROID_LENS_POSE_REFERENCE - ANDROID_LENS_START ] =
+    { "poseReference",                 TYPE_BYTE   },
+    [ ANDROID_LENS_DISTORTION - ANDROID_LENS_START ] =
+    { "distortion",                    TYPE_FLOAT  },
+};
+
+static tag_info_t android_lens_info[ANDROID_LENS_INFO_END -
+        ANDROID_LENS_INFO_START] = {
+    [ ANDROID_LENS_INFO_AVAILABLE_APERTURES - ANDROID_LENS_INFO_START ] =
+    { "availableApertures",            TYPE_FLOAT  },
+    [ ANDROID_LENS_INFO_AVAILABLE_FILTER_DENSITIES - ANDROID_LENS_INFO_START ] =
+    { "availableFilterDensities",      TYPE_FLOAT  },
+    [ ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS - ANDROID_LENS_INFO_START ] =
+    { "availableFocalLengths",         TYPE_FLOAT  },
+    [ ANDROID_LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION - ANDROID_LENS_INFO_START ] =
+    { "availableOpticalStabilization", TYPE_BYTE   },
+    [ ANDROID_LENS_INFO_HYPERFOCAL_DISTANCE - ANDROID_LENS_INFO_START ] =
+    { "hyperfocalDistance",            TYPE_FLOAT  },
+    [ ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE - ANDROID_LENS_INFO_START ] =
+    { "minimumFocusDistance",          TYPE_FLOAT  },
+    [ ANDROID_LENS_INFO_SHADING_MAP_SIZE - ANDROID_LENS_INFO_START ] =
+    { "shadingMapSize",                TYPE_INT32  },
+    [ ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION - ANDROID_LENS_INFO_START ] =
+    { "focusDistanceCalibration",      TYPE_BYTE   },
+};
+
+static tag_info_t android_noise_reduction[ANDROID_NOISE_REDUCTION_END -
+        ANDROID_NOISE_REDUCTION_START] = {
+    [ ANDROID_NOISE_REDUCTION_MODE - ANDROID_NOISE_REDUCTION_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_NOISE_REDUCTION_STRENGTH - ANDROID_NOISE_REDUCTION_START ] =
+    { "strength",                      TYPE_BYTE   },
+    [ ANDROID_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES - ANDROID_NOISE_REDUCTION_START ] =
+    { "availableNoiseReductionModes",  TYPE_BYTE   },
+};
+
+static tag_info_t android_quirks[ANDROID_QUIRKS_END -
+        ANDROID_QUIRKS_START] = {
+    [ ANDROID_QUIRKS_METERING_CROP_REGION - ANDROID_QUIRKS_START ] =
+    { "meteringCropRegion",            TYPE_BYTE   },
+    [ ANDROID_QUIRKS_TRIGGER_AF_WITH_AUTO - ANDROID_QUIRKS_START ] =
+    { "triggerAfWithAuto",             TYPE_BYTE   },
+    [ ANDROID_QUIRKS_USE_ZSL_FORMAT - ANDROID_QUIRKS_START ] =
+    { "useZslFormat",                  TYPE_BYTE   },
+    [ ANDROID_QUIRKS_USE_PARTIAL_RESULT - ANDROID_QUIRKS_START ] =
+    { "usePartialResult",              TYPE_BYTE   },
+    [ ANDROID_QUIRKS_PARTIAL_RESULT - ANDROID_QUIRKS_START ] =
+    { "partialResult",                 TYPE_BYTE   },
+};
+
+static tag_info_t android_request[ANDROID_REQUEST_END -
+        ANDROID_REQUEST_START] = {
+    [ ANDROID_REQUEST_FRAME_COUNT - ANDROID_REQUEST_START ] =
+    { "frameCount",                    TYPE_INT32  },
+    [ ANDROID_REQUEST_ID - ANDROID_REQUEST_START ] =
+    { "id",                            TYPE_INT32  },
+    [ ANDROID_REQUEST_INPUT_STREAMS - ANDROID_REQUEST_START ] =
+    { "inputStreams",                  TYPE_INT32  },
+    [ ANDROID_REQUEST_METADATA_MODE - ANDROID_REQUEST_START ] =
+    { "metadataMode",                  TYPE_BYTE   },
+    [ ANDROID_REQUEST_OUTPUT_STREAMS - ANDROID_REQUEST_START ] =
+    { "outputStreams",                 TYPE_INT32  },
+    [ ANDROID_REQUEST_TYPE - ANDROID_REQUEST_START ] =
+    { "type",                          TYPE_BYTE   },
+    [ ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS - ANDROID_REQUEST_START ] =
+    { "maxNumOutputStreams",           TYPE_INT32  },
+    [ ANDROID_REQUEST_MAX_NUM_REPROCESS_STREAMS - ANDROID_REQUEST_START ] =
+    { "maxNumReprocessStreams",        TYPE_INT32  },
+    [ ANDROID_REQUEST_MAX_NUM_INPUT_STREAMS - ANDROID_REQUEST_START ] =
+    { "maxNumInputStreams",            TYPE_INT32  },
+    [ ANDROID_REQUEST_PIPELINE_DEPTH - ANDROID_REQUEST_START ] =
+    { "pipelineDepth",                 TYPE_BYTE   },
+    [ ANDROID_REQUEST_PIPELINE_MAX_DEPTH - ANDROID_REQUEST_START ] =
+    { "pipelineMaxDepth",              TYPE_BYTE   },
+    [ ANDROID_REQUEST_PARTIAL_RESULT_COUNT - ANDROID_REQUEST_START ] =
+    { "partialResultCount",            TYPE_INT32  },
+    [ ANDROID_REQUEST_AVAILABLE_CAPABILITIES - ANDROID_REQUEST_START ] =
+    { "availableCapabilities",         TYPE_BYTE   },
+    [ ANDROID_REQUEST_AVAILABLE_REQUEST_KEYS - ANDROID_REQUEST_START ] =
+    { "availableRequestKeys",          TYPE_INT32  },
+    [ ANDROID_REQUEST_AVAILABLE_RESULT_KEYS - ANDROID_REQUEST_START ] =
+    { "availableResultKeys",           TYPE_INT32  },
+    [ ANDROID_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS - ANDROID_REQUEST_START ] =
+    { "availableCharacteristicsKeys",  TYPE_INT32  },
+    [ ANDROID_REQUEST_AVAILABLE_SESSION_KEYS - ANDROID_REQUEST_START ] =
+    { "availableSessionKeys",          TYPE_INT32  },
+    [ ANDROID_REQUEST_AVAILABLE_PHYSICAL_CAMERA_REQUEST_KEYS - ANDROID_REQUEST_START ] =
+    { "availablePhysicalCameraRequestKeys",
+                                        TYPE_INT32  },
+};
+
+static tag_info_t android_scaler[ANDROID_SCALER_END -
+        ANDROID_SCALER_START] = {
+    [ ANDROID_SCALER_CROP_REGION - ANDROID_SCALER_START ] =
+    { "cropRegion",                    TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_FORMATS - ANDROID_SCALER_START ] =
+    { "availableFormats",              TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_JPEG_MIN_DURATIONS - ANDROID_SCALER_START ] =
+    { "availableJpegMinDurations",     TYPE_INT64  },
+    [ ANDROID_SCALER_AVAILABLE_JPEG_SIZES - ANDROID_SCALER_START ] =
+    { "availableJpegSizes",            TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM - ANDROID_SCALER_START ] =
+    { "availableMaxDigitalZoom",       TYPE_FLOAT  },
+    [ ANDROID_SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS - ANDROID_SCALER_START ] =
+    { "availableProcessedMinDurations",
+                                        TYPE_INT64  },
+    [ ANDROID_SCALER_AVAILABLE_PROCESSED_SIZES - ANDROID_SCALER_START ] =
+    { "availableProcessedSizes",       TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_RAW_MIN_DURATIONS - ANDROID_SCALER_START ] =
+    { "availableRawMinDurations",      TYPE_INT64  },
+    [ ANDROID_SCALER_AVAILABLE_RAW_SIZES - ANDROID_SCALER_START ] =
+    { "availableRawSizes",             TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP - ANDROID_SCALER_START ] =
+    { "availableInputOutputFormatsMap",
+                                        TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS - ANDROID_SCALER_START ] =
+    { "availableStreamConfigurations", TYPE_INT32  },
+    [ ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS - ANDROID_SCALER_START ] =
+    { "availableMinFrameDurations",    TYPE_INT64  },
+    [ ANDROID_SCALER_AVAILABLE_STALL_DURATIONS - ANDROID_SCALER_START ] =
+    { "availableStallDurations",       TYPE_INT64  },
+    [ ANDROID_SCALER_CROPPING_TYPE - ANDROID_SCALER_START ] =
+    { "croppingType",                  TYPE_BYTE   },
+};
+
+static tag_info_t android_sensor[ANDROID_SENSOR_END -
+        ANDROID_SENSOR_START] = {
+    [ ANDROID_SENSOR_EXPOSURE_TIME - ANDROID_SENSOR_START ] =
+    { "exposureTime",                  TYPE_INT64  },
+    [ ANDROID_SENSOR_FRAME_DURATION - ANDROID_SENSOR_START ] =
+    { "frameDuration",                 TYPE_INT64  },
+    [ ANDROID_SENSOR_SENSITIVITY - ANDROID_SENSOR_START ] =
+    { "sensitivity",                   TYPE_INT32  },
+    [ ANDROID_SENSOR_REFERENCE_ILLUMINANT1 - ANDROID_SENSOR_START ] =
+    { "referenceIlluminant1",          TYPE_BYTE   },
+    [ ANDROID_SENSOR_REFERENCE_ILLUMINANT2 - ANDROID_SENSOR_START ] =
+    { "referenceIlluminant2",          TYPE_BYTE   },
+    [ ANDROID_SENSOR_CALIBRATION_TRANSFORM1 - ANDROID_SENSOR_START ] =
+    { "calibrationTransform1",         TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_CALIBRATION_TRANSFORM2 - ANDROID_SENSOR_START ] =
+    { "calibrationTransform2",         TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_COLOR_TRANSFORM1 - ANDROID_SENSOR_START ] =
+    { "colorTransform1",               TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_COLOR_TRANSFORM2 - ANDROID_SENSOR_START ] =
+    { "colorTransform2",               TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_FORWARD_MATRIX1 - ANDROID_SENSOR_START ] =
+    { "forwardMatrix1",                TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_FORWARD_MATRIX2 - ANDROID_SENSOR_START ] =
+    { "forwardMatrix2",                TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_BASE_GAIN_FACTOR - ANDROID_SENSOR_START ] =
+    { "baseGainFactor",                TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_BLACK_LEVEL_PATTERN - ANDROID_SENSOR_START ] =
+    { "blackLevelPattern",             TYPE_INT32  },
+    [ ANDROID_SENSOR_MAX_ANALOG_SENSITIVITY - ANDROID_SENSOR_START ] =
+    { "maxAnalogSensitivity",          TYPE_INT32  },
+    [ ANDROID_SENSOR_ORIENTATION - ANDROID_SENSOR_START ] =
+    { "orientation",                   TYPE_INT32  },
+    [ ANDROID_SENSOR_PROFILE_HUE_SAT_MAP_DIMENSIONS - ANDROID_SENSOR_START ] =
+    { "profileHueSatMapDimensions",    TYPE_INT32  },
+    [ ANDROID_SENSOR_TIMESTAMP - ANDROID_SENSOR_START ] =
+    { "timestamp",                     TYPE_INT64  },
+    [ ANDROID_SENSOR_TEMPERATURE - ANDROID_SENSOR_START ] =
+    { "temperature",                   TYPE_FLOAT  },
+    [ ANDROID_SENSOR_NEUTRAL_COLOR_POINT - ANDROID_SENSOR_START ] =
+    { "neutralColorPoint",             TYPE_RATIONAL
+                },
+    [ ANDROID_SENSOR_NOISE_PROFILE - ANDROID_SENSOR_START ] =
+    { "noiseProfile",                  TYPE_DOUBLE },
+    [ ANDROID_SENSOR_PROFILE_HUE_SAT_MAP - ANDROID_SENSOR_START ] =
+    { "profileHueSatMap",              TYPE_FLOAT  },
+    [ ANDROID_SENSOR_PROFILE_TONE_CURVE - ANDROID_SENSOR_START ] =
+    { "profileToneCurve",              TYPE_FLOAT  },
+    [ ANDROID_SENSOR_GREEN_SPLIT - ANDROID_SENSOR_START ] =
+    { "greenSplit",                    TYPE_FLOAT  },
+    [ ANDROID_SENSOR_TEST_PATTERN_DATA - ANDROID_SENSOR_START ] =
+    { "testPatternData",               TYPE_INT32  },
+    [ ANDROID_SENSOR_TEST_PATTERN_MODE - ANDROID_SENSOR_START ] =
+    { "testPatternMode",               TYPE_INT32  },
+    [ ANDROID_SENSOR_AVAILABLE_TEST_PATTERN_MODES - ANDROID_SENSOR_START ] =
+    { "availableTestPatternModes",     TYPE_INT32  },
+    [ ANDROID_SENSOR_ROLLING_SHUTTER_SKEW - ANDROID_SENSOR_START ] =
+    { "rollingShutterSkew",            TYPE_INT64  },
+    [ ANDROID_SENSOR_OPTICAL_BLACK_REGIONS - ANDROID_SENSOR_START ] =
+    { "opticalBlackRegions",           TYPE_INT32  },
+    [ ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL - ANDROID_SENSOR_START ] =
+    { "dynamicBlackLevel",             TYPE_FLOAT  },
+    [ ANDROID_SENSOR_DYNAMIC_WHITE_LEVEL - ANDROID_SENSOR_START ] =
+    { "dynamicWhiteLevel",             TYPE_INT32  },
+    [ ANDROID_SENSOR_OPAQUE_RAW_SIZE - ANDROID_SENSOR_START ] =
+    { "opaqueRawSize",                 TYPE_INT32  },
+};
+
+static tag_info_t android_sensor_info[ANDROID_SENSOR_INFO_END -
+        ANDROID_SENSOR_INFO_START] = {
+    [ ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE - ANDROID_SENSOR_INFO_START ] =
+    { "activeArraySize",               TYPE_INT32  },
+    [ ANDROID_SENSOR_INFO_SENSITIVITY_RANGE - ANDROID_SENSOR_INFO_START ] =
+    { "sensitivityRange",              TYPE_INT32  },
+    [ ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT - ANDROID_SENSOR_INFO_START ] =
+    { "colorFilterArrangement",        TYPE_BYTE   },
+    [ ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE - ANDROID_SENSOR_INFO_START ] =
+    { "exposureTimeRange",             TYPE_INT64  },
+    [ ANDROID_SENSOR_INFO_MAX_FRAME_DURATION - ANDROID_SENSOR_INFO_START ] =
+    { "maxFrameDuration",              TYPE_INT64  },
+    [ ANDROID_SENSOR_INFO_PHYSICAL_SIZE - ANDROID_SENSOR_INFO_START ] =
+    { "physicalSize",                  TYPE_FLOAT  },
+    [ ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE - ANDROID_SENSOR_INFO_START ] =
+    { "pixelArraySize",                TYPE_INT32  },
+    [ ANDROID_SENSOR_INFO_WHITE_LEVEL - ANDROID_SENSOR_INFO_START ] =
+    { "whiteLevel",                    TYPE_INT32  },
+    [ ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE - ANDROID_SENSOR_INFO_START ] =
+    { "timestampSource",               TYPE_BYTE   },
+    [ ANDROID_SENSOR_INFO_LENS_SHADING_APPLIED - ANDROID_SENSOR_INFO_START ] =
+    { "lensShadingApplied",            TYPE_BYTE   },
+    [ ANDROID_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE - ANDROID_SENSOR_INFO_START ] =
+    { "preCorrectionActiveArraySize",  TYPE_INT32  },
+};
+
+static tag_info_t android_shading[ANDROID_SHADING_END -
+        ANDROID_SHADING_START] = {
+    [ ANDROID_SHADING_MODE - ANDROID_SHADING_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_SHADING_STRENGTH - ANDROID_SHADING_START ] =
+    { "strength",                      TYPE_BYTE   },
+    [ ANDROID_SHADING_AVAILABLE_MODES - ANDROID_SHADING_START ] =
+    { "availableModes",                TYPE_BYTE   },
+};
+
+static tag_info_t android_statistics[ANDROID_STATISTICS_END -
+        ANDROID_STATISTICS_START] = {
+    [ ANDROID_STATISTICS_FACE_DETECT_MODE - ANDROID_STATISTICS_START ] =
+    { "faceDetectMode",                TYPE_BYTE   },
+    [ ANDROID_STATISTICS_HISTOGRAM_MODE - ANDROID_STATISTICS_START ] =
+    { "histogramMode",                 TYPE_BYTE   },
+    [ ANDROID_STATISTICS_SHARPNESS_MAP_MODE - ANDROID_STATISTICS_START ] =
+    { "sharpnessMapMode",              TYPE_BYTE   },
+    [ ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE - ANDROID_STATISTICS_START ] =
+    { "hotPixelMapMode",               TYPE_BYTE   },
+    [ ANDROID_STATISTICS_FACE_IDS - ANDROID_STATISTICS_START ] =
+    { "faceIds",                       TYPE_INT32  },
+    [ ANDROID_STATISTICS_FACE_LANDMARKS - ANDROID_STATISTICS_START ] =
+    { "faceLandmarks",                 TYPE_INT32  },
+    [ ANDROID_STATISTICS_FACE_RECTANGLES - ANDROID_STATISTICS_START ] =
+    { "faceRectangles",                TYPE_INT32  },
+    [ ANDROID_STATISTICS_FACE_SCORES - ANDROID_STATISTICS_START ] =
+    { "faceScores",                    TYPE_BYTE   },
+    [ ANDROID_STATISTICS_HISTOGRAM - ANDROID_STATISTICS_START ] =
+    { "histogram",                     TYPE_INT32  },
+    [ ANDROID_STATISTICS_SHARPNESS_MAP - ANDROID_STATISTICS_START ] =
+    { "sharpnessMap",                  TYPE_INT32  },
+    [ ANDROID_STATISTICS_LENS_SHADING_CORRECTION_MAP - ANDROID_STATISTICS_START ] =
+    { "lensShadingCorrectionMap",      TYPE_BYTE   },
+    [ ANDROID_STATISTICS_LENS_SHADING_MAP - ANDROID_STATISTICS_START ] =
+    { "lensShadingMap",                TYPE_FLOAT  },
+    [ ANDROID_STATISTICS_PREDICTED_COLOR_GAINS - ANDROID_STATISTICS_START ] =
+    { "predictedColorGains",           TYPE_FLOAT  },
+    [ ANDROID_STATISTICS_PREDICTED_COLOR_TRANSFORM - ANDROID_STATISTICS_START ] =
+    { "predictedColorTransform",       TYPE_RATIONAL
+                },
+    [ ANDROID_STATISTICS_SCENE_FLICKER - ANDROID_STATISTICS_START ] =
+    { "sceneFlicker",                  TYPE_BYTE   },
+    [ ANDROID_STATISTICS_HOT_PIXEL_MAP - ANDROID_STATISTICS_START ] =
+    { "hotPixelMap",                   TYPE_INT32  },
+    [ ANDROID_STATISTICS_LENS_SHADING_MAP_MODE - ANDROID_STATISTICS_START ] =
+    { "lensShadingMapMode",            TYPE_BYTE   },
+    [ ANDROID_STATISTICS_OIS_DATA_MODE - ANDROID_STATISTICS_START ] =
+    { "oisDataMode",                   TYPE_BYTE   },
+    [ ANDROID_STATISTICS_OIS_TIMESTAMPS - ANDROID_STATISTICS_START ] =
+    { "oisTimestamps",                 TYPE_INT64  },
+    [ ANDROID_STATISTICS_OIS_X_SHIFTS - ANDROID_STATISTICS_START ] =
+    { "oisXShifts",                    TYPE_FLOAT  },
+    [ ANDROID_STATISTICS_OIS_Y_SHIFTS - ANDROID_STATISTICS_START ] =
+    { "oisYShifts",                    TYPE_FLOAT  },
+};
+
+static tag_info_t android_statistics_info[ANDROID_STATISTICS_INFO_END -
+        ANDROID_STATISTICS_INFO_START] = {
+    [ ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES - ANDROID_STATISTICS_INFO_START ] =
+    { "availableFaceDetectModes",      TYPE_BYTE   },
+    [ ANDROID_STATISTICS_INFO_HISTOGRAM_BUCKET_COUNT - ANDROID_STATISTICS_INFO_START ] =
+    { "histogramBucketCount",          TYPE_INT32  },
+    [ ANDROID_STATISTICS_INFO_MAX_FACE_COUNT - ANDROID_STATISTICS_INFO_START ] =
+    { "maxFaceCount",                  TYPE_INT32  },
+    [ ANDROID_STATISTICS_INFO_MAX_HISTOGRAM_COUNT - ANDROID_STATISTICS_INFO_START ] =
+    { "maxHistogramCount",             TYPE_INT32  },
+    [ ANDROID_STATISTICS_INFO_MAX_SHARPNESS_MAP_VALUE - ANDROID_STATISTICS_INFO_START ] =
+    { "maxSharpnessMapValue",          TYPE_INT32  },
+    [ ANDROID_STATISTICS_INFO_SHARPNESS_MAP_SIZE - ANDROID_STATISTICS_INFO_START ] =
+    { "sharpnessMapSize",              TYPE_INT32  },
+    [ ANDROID_STATISTICS_INFO_AVAILABLE_HOT_PIXEL_MAP_MODES - ANDROID_STATISTICS_INFO_START ] =
+    { "availableHotPixelMapModes",     TYPE_BYTE   },
+    [ ANDROID_STATISTICS_INFO_AVAILABLE_LENS_SHADING_MAP_MODES - ANDROID_STATISTICS_INFO_START ] =
+    { "availableLensShadingMapModes",  TYPE_BYTE   },
+    [ ANDROID_STATISTICS_INFO_AVAILABLE_OIS_DATA_MODES - ANDROID_STATISTICS_INFO_START ] =
+    { "availableOisDataModes",         TYPE_BYTE   },
+};
+
+static tag_info_t android_tonemap[ANDROID_TONEMAP_END -
+        ANDROID_TONEMAP_START] = {
+    [ ANDROID_TONEMAP_CURVE_BLUE - ANDROID_TONEMAP_START ] =
+    { "curveBlue",                     TYPE_FLOAT  },
+    [ ANDROID_TONEMAP_CURVE_GREEN - ANDROID_TONEMAP_START ] =
+    { "curveGreen",                    TYPE_FLOAT  },
+    [ ANDROID_TONEMAP_CURVE_RED - ANDROID_TONEMAP_START ] =
+    { "curveRed",                      TYPE_FLOAT  },
+    [ ANDROID_TONEMAP_MODE - ANDROID_TONEMAP_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_TONEMAP_MAX_CURVE_POINTS - ANDROID_TONEMAP_START ] =
+    { "maxCurvePoints",                TYPE_INT32  },
+    [ ANDROID_TONEMAP_AVAILABLE_TONE_MAP_MODES - ANDROID_TONEMAP_START ] =
+    { "availableToneMapModes",         TYPE_BYTE   },
+    [ ANDROID_TONEMAP_GAMMA - ANDROID_TONEMAP_START ] =
+    { "gamma",                         TYPE_FLOAT  },
+    [ ANDROID_TONEMAP_PRESET_CURVE - ANDROID_TONEMAP_START ] =
+    { "presetCurve",                   TYPE_BYTE   },
+};
+
+static tag_info_t android_led[ANDROID_LED_END -
+        ANDROID_LED_START] = {
+    [ ANDROID_LED_TRANSMIT - ANDROID_LED_START ] =
+    { "transmit",                      TYPE_BYTE   },
+    [ ANDROID_LED_AVAILABLE_LEDS - ANDROID_LED_START ] =
+    { "availableLeds",                 TYPE_BYTE   },
+};
+
+static tag_info_t android_info[ANDROID_INFO_END -
+        ANDROID_INFO_START] = {
+    [ ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL - ANDROID_INFO_START ] =
+    { "supportedHardwareLevel",        TYPE_BYTE   },
+    [ ANDROID_INFO_VERSION - ANDROID_INFO_START ] =
+    { "version",                       TYPE_BYTE   },
+};
+
+static tag_info_t android_black_level[ANDROID_BLACK_LEVEL_END -
+        ANDROID_BLACK_LEVEL_START] = {
+    [ ANDROID_BLACK_LEVEL_LOCK - ANDROID_BLACK_LEVEL_START ] =
+    { "lock",                          TYPE_BYTE   },
+};
+
+static tag_info_t android_sync[ANDROID_SYNC_END -
+        ANDROID_SYNC_START] = {
+    [ ANDROID_SYNC_FRAME_NUMBER - ANDROID_SYNC_START ] =
+    { "frameNumber",                   TYPE_INT64  },
+    [ ANDROID_SYNC_MAX_LATENCY - ANDROID_SYNC_START ] =
+    { "maxLatency",                    TYPE_INT32  },
+};
+
+static tag_info_t android_reprocess[ANDROID_REPROCESS_END -
+        ANDROID_REPROCESS_START] = {
+    [ ANDROID_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR - ANDROID_REPROCESS_START ] =
+    { "effectiveExposureFactor",       TYPE_FLOAT  },
+    [ ANDROID_REPROCESS_MAX_CAPTURE_STALL - ANDROID_REPROCESS_START ] =
+    { "maxCaptureStall",               TYPE_INT32  },
+};
+
+static tag_info_t android_depth[ANDROID_DEPTH_END -
+        ANDROID_DEPTH_START] = {
+    [ ANDROID_DEPTH_MAX_DEPTH_SAMPLES - ANDROID_DEPTH_START ] =
+    { "maxDepthSamples",               TYPE_INT32  },
+    [ ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS - ANDROID_DEPTH_START ] =
+    { "availableDepthStreamConfigurations",
+                                        TYPE_INT32  },
+    [ ANDROID_DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS - ANDROID_DEPTH_START ] =
+    { "availableDepthMinFrameDurations",
+                                        TYPE_INT64  },
+    [ ANDROID_DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS - ANDROID_DEPTH_START ] =
+    { "availableDepthStallDurations",  TYPE_INT64  },
+    [ ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE - ANDROID_DEPTH_START ] =
+    { "depthIsExclusive",              TYPE_BYTE   },
+};
+
+static tag_info_t android_logical_multi_camera[ANDROID_LOGICAL_MULTI_CAMERA_END -
+        ANDROID_LOGICAL_MULTI_CAMERA_START] = {
+    [ ANDROID_LOGICAL_MULTI_CAMERA_PHYSICAL_IDS - ANDROID_LOGICAL_MULTI_CAMERA_START ] =
+    { "physicalIds",                   TYPE_BYTE   },
+    [ ANDROID_LOGICAL_MULTI_CAMERA_SENSOR_SYNC_TYPE - ANDROID_LOGICAL_MULTI_CAMERA_START ] =
+    { "sensorSyncType",                TYPE_BYTE   },
+};
+
+static tag_info_t android_distortion_correction[ANDROID_DISTORTION_CORRECTION_END -
+        ANDROID_DISTORTION_CORRECTION_START] = {
+    [ ANDROID_DISTORTION_CORRECTION_MODE - ANDROID_DISTORTION_CORRECTION_START ] =
+    { "mode",                          TYPE_BYTE   },
+    [ ANDROID_DISTORTION_CORRECTION_AVAILABLE_MODES - ANDROID_DISTORTION_CORRECTION_START ] =
+    { "availableModes",                TYPE_BYTE   },
+};
+
+
+tag_info_t *tag_info[ANDROID_SECTION_COUNT] = {
+    android_color_correction,
+    android_control,
+    android_demosaic,
+    android_edge,
+    android_flash,
+    android_flash_info,
+    android_hot_pixel,
+    android_jpeg,
+    android_lens,
+    android_lens_info,
+    android_noise_reduction,
+    android_quirks,
+    android_request,
+    android_scaler,
+    android_sensor,
+    android_sensor_info,
+    android_shading,
+    android_statistics,
+    android_statistics_info,
+    android_tonemap,
+    android_led,
+    android_info,
+    android_black_level,
+    android_sync,
+    android_reprocess,
+    android_depth,
+    android_logical_multi_camera,
+    android_distortion_correction,
+};
+
+int camera_metadata_enum_snprint(uint32_t tag,
+                                 uint32_t value,
+                                 char *dst,
+                                 size_t size) {
+    const char *msg = "error: not an enum";
+    int ret = -1;
+
+    switch(tag) {
+        case ANDROID_COLOR_CORRECTION_MODE: {
+            switch (value) {
+                case ANDROID_COLOR_CORRECTION_MODE_TRANSFORM_MATRIX:
+                    msg = "TRANSFORM_MATRIX";
+                    ret = 0;
+                    break;
+                case ANDROID_COLOR_CORRECTION_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_COLOR_CORRECTION_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_COLOR_CORRECTION_TRANSFORM: {
+            break;
+        }
+        case ANDROID_COLOR_CORRECTION_GAINS: {
+            break;
+        }
+        case ANDROID_COLOR_CORRECTION_ABERRATION_MODE: {
+            switch (value) {
+                case ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_COLOR_CORRECTION_ABERRATION_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES: {
+            break;
+        }
+
+        case ANDROID_CONTROL_AE_ANTIBANDING_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_ANTIBANDING_MODE_50HZ:
+                    msg = "50HZ";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_ANTIBANDING_MODE_60HZ:
+                    msg = "60HZ";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO:
+                    msg = "AUTO";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_LOCK: {
+            switch (value) {
+                case ANDROID_CONTROL_AE_LOCK_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_LOCK_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AE_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_AE_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH:
+                    msg = "ON_AUTO_FLASH";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH:
+                    msg = "ON_ALWAYS_FLASH";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE:
+                    msg = "ON_AUTO_FLASH_REDEYE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_MODE_ON_EXTERNAL_FLASH:
+                    msg = "ON_EXTERNAL_FLASH";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AE_REGIONS: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_TARGET_FPS_RANGE: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER: {
+            switch (value) {
+                case ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_IDLE:
+                    msg = "IDLE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_START:
+                    msg = "START";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL:
+                    msg = "CANCEL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AF_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_AF_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_MODE_AUTO:
+                    msg = "AUTO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_MODE_MACRO:
+                    msg = "MACRO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO:
+                    msg = "CONTINUOUS_VIDEO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE:
+                    msg = "CONTINUOUS_PICTURE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_MODE_EDOF:
+                    msg = "EDOF";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AF_REGIONS: {
+            break;
+        }
+        case ANDROID_CONTROL_AF_TRIGGER: {
+            switch (value) {
+                case ANDROID_CONTROL_AF_TRIGGER_IDLE:
+                    msg = "IDLE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_TRIGGER_START:
+                    msg = "START";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_TRIGGER_CANCEL:
+                    msg = "CANCEL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AWB_LOCK: {
+            switch (value) {
+                case ANDROID_CONTROL_AWB_LOCK_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_LOCK_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AWB_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_AWB_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_AUTO:
+                    msg = "AUTO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_INCANDESCENT:
+                    msg = "INCANDESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_FLUORESCENT:
+                    msg = "FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT:
+                    msg = "WARM_FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_DAYLIGHT:
+                    msg = "DAYLIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT:
+                    msg = "CLOUDY_DAYLIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_TWILIGHT:
+                    msg = "TWILIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_MODE_SHADE:
+                    msg = "SHADE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AWB_REGIONS: {
+            break;
+        }
+        case ANDROID_CONTROL_CAPTURE_INTENT: {
+            switch (value) {
+                case ANDROID_CONTROL_CAPTURE_INTENT_CUSTOM:
+                    msg = "CUSTOM";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_PREVIEW:
+                    msg = "PREVIEW";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE:
+                    msg = "STILL_CAPTURE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_RECORD:
+                    msg = "VIDEO_RECORD";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_SNAPSHOT:
+                    msg = "VIDEO_SNAPSHOT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_ZERO_SHUTTER_LAG:
+                    msg = "ZERO_SHUTTER_LAG";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_MANUAL:
+                    msg = "MANUAL";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_CAPTURE_INTENT_MOTION_TRACKING:
+                    msg = "MOTION_TRACKING";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_EFFECT_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_EFFECT_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_MONO:
+                    msg = "MONO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_NEGATIVE:
+                    msg = "NEGATIVE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_SOLARIZE:
+                    msg = "SOLARIZE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_SEPIA:
+                    msg = "SEPIA";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_POSTERIZE:
+                    msg = "POSTERIZE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_WHITEBOARD:
+                    msg = "WHITEBOARD";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_BLACKBOARD:
+                    msg = "BLACKBOARD";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_EFFECT_MODE_AQUA:
+                    msg = "AQUA";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_MODE_AUTO:
+                    msg = "AUTO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_MODE_USE_SCENE_MODE:
+                    msg = "USE_SCENE_MODE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_MODE_OFF_KEEP_STATE:
+                    msg = "OFF_KEEP_STATE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_SCENE_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_SCENE_MODE_DISABLED:
+                    msg = "DISABLED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY:
+                    msg = "FACE_PRIORITY";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_ACTION:
+                    msg = "ACTION";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_PORTRAIT:
+                    msg = "PORTRAIT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_LANDSCAPE:
+                    msg = "LANDSCAPE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_NIGHT:
+                    msg = "NIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_NIGHT_PORTRAIT:
+                    msg = "NIGHT_PORTRAIT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_THEATRE:
+                    msg = "THEATRE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_BEACH:
+                    msg = "BEACH";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_SNOW:
+                    msg = "SNOW";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_SUNSET:
+                    msg = "SUNSET";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_STEADYPHOTO:
+                    msg = "STEADYPHOTO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_FIREWORKS:
+                    msg = "FIREWORKS";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_SPORTS:
+                    msg = "SPORTS";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_PARTY:
+                    msg = "PARTY";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_CANDLELIGHT:
+                    msg = "CANDLELIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_BARCODE:
+                    msg = "BARCODE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO:
+                    msg = "HIGH_SPEED_VIDEO";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_HDR:
+                    msg = "HDR";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY_LOW_LIGHT:
+                    msg = "FACE_PRIORITY_LOW_LIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_DEVICE_CUSTOM_START:
+                    msg = "DEVICE_CUSTOM_START";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_SCENE_MODE_DEVICE_CUSTOM_END:
+                    msg = "DEVICE_CUSTOM_END";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_VIDEO_STABILIZATION_MODE: {
+            switch (value) {
+                case ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_AVAILABLE_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_COMPENSATION_RANGE: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_COMPENSATION_STEP: {
+            break;
+        }
+        case ANDROID_CONTROL_AF_AVAILABLE_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_AVAILABLE_EFFECTS: {
+            break;
+        }
+        case ANDROID_CONTROL_AVAILABLE_SCENE_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_AWB_AVAILABLE_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_MAX_REGIONS: {
+            break;
+        }
+        case ANDROID_CONTROL_SCENE_MODE_OVERRIDES: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_PRECAPTURE_ID: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_STATE: {
+            switch (value) {
+                case ANDROID_CONTROL_AE_STATE_INACTIVE:
+                    msg = "INACTIVE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_STATE_SEARCHING:
+                    msg = "SEARCHING";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_STATE_CONVERGED:
+                    msg = "CONVERGED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_STATE_LOCKED:
+                    msg = "LOCKED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_STATE_FLASH_REQUIRED:
+                    msg = "FLASH_REQUIRED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_STATE_PRECAPTURE:
+                    msg = "PRECAPTURE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AF_STATE: {
+            switch (value) {
+                case ANDROID_CONTROL_AF_STATE_INACTIVE:
+                    msg = "INACTIVE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_STATE_PASSIVE_SCAN:
+                    msg = "PASSIVE_SCAN";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_STATE_PASSIVE_FOCUSED:
+                    msg = "PASSIVE_FOCUSED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_STATE_ACTIVE_SCAN:
+                    msg = "ACTIVE_SCAN";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED:
+                    msg = "FOCUSED_LOCKED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED:
+                    msg = "NOT_FOCUSED_LOCKED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_STATE_PASSIVE_UNFOCUSED:
+                    msg = "PASSIVE_UNFOCUSED";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AF_TRIGGER_ID: {
+            break;
+        }
+        case ANDROID_CONTROL_AWB_STATE: {
+            switch (value) {
+                case ANDROID_CONTROL_AWB_STATE_INACTIVE:
+                    msg = "INACTIVE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_STATE_SEARCHING:
+                    msg = "SEARCHING";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_STATE_CONVERGED:
+                    msg = "CONVERGED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_STATE_LOCKED:
+                    msg = "LOCKED";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AVAILABLE_HIGH_SPEED_VIDEO_CONFIGURATIONS: {
+            break;
+        }
+        case ANDROID_CONTROL_AE_LOCK_AVAILABLE: {
+            switch (value) {
+                case ANDROID_CONTROL_AE_LOCK_AVAILABLE_FALSE:
+                    msg = "FALSE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AE_LOCK_AVAILABLE_TRUE:
+                    msg = "TRUE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AWB_LOCK_AVAILABLE: {
+            switch (value) {
+                case ANDROID_CONTROL_AWB_LOCK_AVAILABLE_FALSE:
+                    msg = "FALSE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AWB_LOCK_AVAILABLE_TRUE:
+                    msg = "TRUE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AVAILABLE_MODES: {
+            break;
+        }
+        case ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST_RANGE: {
+            break;
+        }
+        case ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST: {
+            break;
+        }
+        case ANDROID_CONTROL_ENABLE_ZSL: {
+            switch (value) {
+                case ANDROID_CONTROL_ENABLE_ZSL_FALSE:
+                    msg = "FALSE";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_ENABLE_ZSL_TRUE:
+                    msg = "TRUE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_CONTROL_AF_SCENE_CHANGE: {
+            switch (value) {
+                case ANDROID_CONTROL_AF_SCENE_CHANGE_NOT_DETECTED:
+                    msg = "NOT_DETECTED";
+                    ret = 0;
+                    break;
+                case ANDROID_CONTROL_AF_SCENE_CHANGE_DETECTED:
+                    msg = "DETECTED";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_DEMOSAIC_MODE: {
+            switch (value) {
+                case ANDROID_DEMOSAIC_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_DEMOSAIC_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_EDGE_MODE: {
+            switch (value) {
+                case ANDROID_EDGE_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_EDGE_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_EDGE_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                case ANDROID_EDGE_MODE_ZERO_SHUTTER_LAG:
+                    msg = "ZERO_SHUTTER_LAG";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_EDGE_STRENGTH: {
+            break;
+        }
+        case ANDROID_EDGE_AVAILABLE_EDGE_MODES: {
+            break;
+        }
+
+        case ANDROID_FLASH_FIRING_POWER: {
+            break;
+        }
+        case ANDROID_FLASH_FIRING_TIME: {
+            break;
+        }
+        case ANDROID_FLASH_MODE: {
+            switch (value) {
+                case ANDROID_FLASH_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_MODE_SINGLE:
+                    msg = "SINGLE";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_MODE_TORCH:
+                    msg = "TORCH";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_FLASH_COLOR_TEMPERATURE: {
+            break;
+        }
+        case ANDROID_FLASH_MAX_ENERGY: {
+            break;
+        }
+        case ANDROID_FLASH_STATE: {
+            switch (value) {
+                case ANDROID_FLASH_STATE_UNAVAILABLE:
+                    msg = "UNAVAILABLE";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_STATE_CHARGING:
+                    msg = "CHARGING";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_STATE_READY:
+                    msg = "READY";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_STATE_FIRED:
+                    msg = "FIRED";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_STATE_PARTIAL:
+                    msg = "PARTIAL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_FLASH_INFO_AVAILABLE: {
+            switch (value) {
+                case ANDROID_FLASH_INFO_AVAILABLE_FALSE:
+                    msg = "FALSE";
+                    ret = 0;
+                    break;
+                case ANDROID_FLASH_INFO_AVAILABLE_TRUE:
+                    msg = "TRUE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_FLASH_INFO_CHARGE_DURATION: {
+            break;
+        }
+
+        case ANDROID_HOT_PIXEL_MODE: {
+            switch (value) {
+                case ANDROID_HOT_PIXEL_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_HOT_PIXEL_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_HOT_PIXEL_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_HOT_PIXEL_AVAILABLE_HOT_PIXEL_MODES: {
+            break;
+        }
+
+        case ANDROID_JPEG_GPS_COORDINATES: {
+            break;
+        }
+        case ANDROID_JPEG_GPS_PROCESSING_METHOD: {
+            break;
+        }
+        case ANDROID_JPEG_GPS_TIMESTAMP: {
+            break;
+        }
+        case ANDROID_JPEG_ORIENTATION: {
+            break;
+        }
+        case ANDROID_JPEG_QUALITY: {
+            break;
+        }
+        case ANDROID_JPEG_THUMBNAIL_QUALITY: {
+            break;
+        }
+        case ANDROID_JPEG_THUMBNAIL_SIZE: {
+            break;
+        }
+        case ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES: {
+            break;
+        }
+        case ANDROID_JPEG_MAX_SIZE: {
+            break;
+        }
+        case ANDROID_JPEG_SIZE: {
+            break;
+        }
+
+        case ANDROID_LENS_APERTURE: {
+            break;
+        }
+        case ANDROID_LENS_FILTER_DENSITY: {
+            break;
+        }
+        case ANDROID_LENS_FOCAL_LENGTH: {
+            break;
+        }
+        case ANDROID_LENS_FOCUS_DISTANCE: {
+            break;
+        }
+        case ANDROID_LENS_OPTICAL_STABILIZATION_MODE: {
+            switch (value) {
+                case ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_LENS_FACING: {
+            switch (value) {
+                case ANDROID_LENS_FACING_FRONT:
+                    msg = "FRONT";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_FACING_BACK:
+                    msg = "BACK";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_FACING_EXTERNAL:
+                    msg = "EXTERNAL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_LENS_POSE_ROTATION: {
+            break;
+        }
+        case ANDROID_LENS_POSE_TRANSLATION: {
+            break;
+        }
+        case ANDROID_LENS_FOCUS_RANGE: {
+            break;
+        }
+        case ANDROID_LENS_STATE: {
+            switch (value) {
+                case ANDROID_LENS_STATE_STATIONARY:
+                    msg = "STATIONARY";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_STATE_MOVING:
+                    msg = "MOVING";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_LENS_INTRINSIC_CALIBRATION: {
+            break;
+        }
+        case ANDROID_LENS_RADIAL_DISTORTION: {
+            break;
+        }
+        case ANDROID_LENS_POSE_REFERENCE: {
+            switch (value) {
+                case ANDROID_LENS_POSE_REFERENCE_PRIMARY_CAMERA:
+                    msg = "PRIMARY_CAMERA";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_POSE_REFERENCE_GYROSCOPE:
+                    msg = "GYROSCOPE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_LENS_DISTORTION: {
+            break;
+        }
+
+        case ANDROID_LENS_INFO_AVAILABLE_APERTURES: {
+            break;
+        }
+        case ANDROID_LENS_INFO_AVAILABLE_FILTER_DENSITIES: {
+            break;
+        }
+        case ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS: {
+            break;
+        }
+        case ANDROID_LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION: {
+            break;
+        }
+        case ANDROID_LENS_INFO_HYPERFOCAL_DISTANCE: {
+            break;
+        }
+        case ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE: {
+            break;
+        }
+        case ANDROID_LENS_INFO_SHADING_MAP_SIZE: {
+            break;
+        }
+        case ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION: {
+            switch (value) {
+                case ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED:
+                    msg = "UNCALIBRATED";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_APPROXIMATE:
+                    msg = "APPROXIMATE";
+                    ret = 0;
+                    break;
+                case ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_CALIBRATED:
+                    msg = "CALIBRATED";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_NOISE_REDUCTION_MODE: {
+            switch (value) {
+                case ANDROID_NOISE_REDUCTION_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_NOISE_REDUCTION_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_NOISE_REDUCTION_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                case ANDROID_NOISE_REDUCTION_MODE_MINIMAL:
+                    msg = "MINIMAL";
+                    ret = 0;
+                    break;
+                case ANDROID_NOISE_REDUCTION_MODE_ZERO_SHUTTER_LAG:
+                    msg = "ZERO_SHUTTER_LAG";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_NOISE_REDUCTION_STRENGTH: {
+            break;
+        }
+        case ANDROID_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES: {
+            break;
+        }
+
+        case ANDROID_QUIRKS_METERING_CROP_REGION: {
+            break;
+        }
+        case ANDROID_QUIRKS_TRIGGER_AF_WITH_AUTO: {
+            break;
+        }
+        case ANDROID_QUIRKS_USE_ZSL_FORMAT: {
+            break;
+        }
+        case ANDROID_QUIRKS_USE_PARTIAL_RESULT: {
+            break;
+        }
+        case ANDROID_QUIRKS_PARTIAL_RESULT: {
+            switch (value) {
+                case ANDROID_QUIRKS_PARTIAL_RESULT_FINAL:
+                    msg = "FINAL";
+                    ret = 0;
+                    break;
+                case ANDROID_QUIRKS_PARTIAL_RESULT_PARTIAL:
+                    msg = "PARTIAL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_REQUEST_FRAME_COUNT: {
+            break;
+        }
+        case ANDROID_REQUEST_ID: {
+            break;
+        }
+        case ANDROID_REQUEST_INPUT_STREAMS: {
+            break;
+        }
+        case ANDROID_REQUEST_METADATA_MODE: {
+            switch (value) {
+                case ANDROID_REQUEST_METADATA_MODE_NONE:
+                    msg = "NONE";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_METADATA_MODE_FULL:
+                    msg = "FULL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_REQUEST_OUTPUT_STREAMS: {
+            break;
+        }
+        case ANDROID_REQUEST_TYPE: {
+            switch (value) {
+                case ANDROID_REQUEST_TYPE_CAPTURE:
+                    msg = "CAPTURE";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_TYPE_REPROCESS:
+                    msg = "REPROCESS";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS: {
+            break;
+        }
+        case ANDROID_REQUEST_MAX_NUM_REPROCESS_STREAMS: {
+            break;
+        }
+        case ANDROID_REQUEST_MAX_NUM_INPUT_STREAMS: {
+            break;
+        }
+        case ANDROID_REQUEST_PIPELINE_DEPTH: {
+            break;
+        }
+        case ANDROID_REQUEST_PIPELINE_MAX_DEPTH: {
+            break;
+        }
+        case ANDROID_REQUEST_PARTIAL_RESULT_COUNT: {
+            break;
+        }
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES: {
+            switch (value) {
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE:
+                    msg = "BACKWARD_COMPATIBLE";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR:
+                    msg = "MANUAL_SENSOR";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING:
+                    msg = "MANUAL_POST_PROCESSING";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_RAW:
+                    msg = "RAW";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING:
+                    msg = "PRIVATE_REPROCESSING";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS:
+                    msg = "READ_SENSOR_SETTINGS";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE:
+                    msg = "BURST_CAPTURE";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING:
+                    msg = "YUV_REPROCESSING";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT:
+                    msg = "DEPTH_OUTPUT";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO:
+                    msg = "CONSTRAINED_HIGH_SPEED_VIDEO";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MOTION_TRACKING:
+                    msg = "MOTION_TRACKING";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_LOGICAL_MULTI_CAMERA:
+                    msg = "LOGICAL_MULTI_CAMERA";
+                    ret = 0;
+                    break;
+                case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MONOCHROME:
+                    msg = "MONOCHROME";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_REQUEST_AVAILABLE_REQUEST_KEYS: {
+            break;
+        }
+        case ANDROID_REQUEST_AVAILABLE_RESULT_KEYS: {
+            break;
+        }
+        case ANDROID_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS: {
+            break;
+        }
+        case ANDROID_REQUEST_AVAILABLE_SESSION_KEYS: {
+            break;
+        }
+        case ANDROID_REQUEST_AVAILABLE_PHYSICAL_CAMERA_REQUEST_KEYS: {
+            break;
+        }
+
+        case ANDROID_SCALER_CROP_REGION: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_FORMATS: {
+            switch (value) {
+                case ANDROID_SCALER_AVAILABLE_FORMATS_RAW16:
+                    msg = "RAW16";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE:
+                    msg = "RAW_OPAQUE";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_FORMATS_YV12:
+                    msg = "YV12";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_FORMATS_YCrCb_420_SP:
+                    msg = "YCrCb_420_SP";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_FORMATS_IMPLEMENTATION_DEFINED:
+                    msg = "IMPLEMENTATION_DEFINED";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_FORMATS_YCbCr_420_888:
+                    msg = "YCbCr_420_888";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_FORMATS_BLOB:
+                    msg = "BLOB";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_JPEG_MIN_DURATIONS: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_JPEG_SIZES: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_PROCESSED_SIZES: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_RAW_MIN_DURATIONS: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_RAW_SIZES: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS: {
+            switch (value) {
+                case ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT:
+                    msg = "OUTPUT";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_INPUT:
+                    msg = "INPUT";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS: {
+            break;
+        }
+        case ANDROID_SCALER_AVAILABLE_STALL_DURATIONS: {
+            break;
+        }
+        case ANDROID_SCALER_CROPPING_TYPE: {
+            switch (value) {
+                case ANDROID_SCALER_CROPPING_TYPE_CENTER_ONLY:
+                    msg = "CENTER_ONLY";
+                    ret = 0;
+                    break;
+                case ANDROID_SCALER_CROPPING_TYPE_FREEFORM:
+                    msg = "FREEFORM";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_SENSOR_EXPOSURE_TIME: {
+            break;
+        }
+        case ANDROID_SENSOR_FRAME_DURATION: {
+            break;
+        }
+        case ANDROID_SENSOR_SENSITIVITY: {
+            break;
+        }
+        case ANDROID_SENSOR_REFERENCE_ILLUMINANT1: {
+            switch (value) {
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT:
+                    msg = "DAYLIGHT";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_FLUORESCENT:
+                    msg = "FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_TUNGSTEN:
+                    msg = "TUNGSTEN";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_FLASH:
+                    msg = "FLASH";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_FINE_WEATHER:
+                    msg = "FINE_WEATHER";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_CLOUDY_WEATHER:
+                    msg = "CLOUDY_WEATHER";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_SHADE:
+                    msg = "SHADE";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT_FLUORESCENT:
+                    msg = "DAYLIGHT_FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_DAY_WHITE_FLUORESCENT:
+                    msg = "DAY_WHITE_FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_COOL_WHITE_FLUORESCENT:
+                    msg = "COOL_WHITE_FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_WHITE_FLUORESCENT:
+                    msg = "WHITE_FLUORESCENT";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_A:
+                    msg = "STANDARD_A";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_B:
+                    msg = "STANDARD_B";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_C:
+                    msg = "STANDARD_C";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D55:
+                    msg = "D55";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D65:
+                    msg = "D65";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D75:
+                    msg = "D75";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D50:
+                    msg = "D50";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_REFERENCE_ILLUMINANT1_ISO_STUDIO_TUNGSTEN:
+                    msg = "ISO_STUDIO_TUNGSTEN";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SENSOR_REFERENCE_ILLUMINANT2: {
+            break;
+        }
+        case ANDROID_SENSOR_CALIBRATION_TRANSFORM1: {
+            break;
+        }
+        case ANDROID_SENSOR_CALIBRATION_TRANSFORM2: {
+            break;
+        }
+        case ANDROID_SENSOR_COLOR_TRANSFORM1: {
+            break;
+        }
+        case ANDROID_SENSOR_COLOR_TRANSFORM2: {
+            break;
+        }
+        case ANDROID_SENSOR_FORWARD_MATRIX1: {
+            break;
+        }
+        case ANDROID_SENSOR_FORWARD_MATRIX2: {
+            break;
+        }
+        case ANDROID_SENSOR_BASE_GAIN_FACTOR: {
+            break;
+        }
+        case ANDROID_SENSOR_BLACK_LEVEL_PATTERN: {
+            break;
+        }
+        case ANDROID_SENSOR_MAX_ANALOG_SENSITIVITY: {
+            break;
+        }
+        case ANDROID_SENSOR_ORIENTATION: {
+            break;
+        }
+        case ANDROID_SENSOR_PROFILE_HUE_SAT_MAP_DIMENSIONS: {
+            break;
+        }
+        case ANDROID_SENSOR_TIMESTAMP: {
+            break;
+        }
+        case ANDROID_SENSOR_TEMPERATURE: {
+            break;
+        }
+        case ANDROID_SENSOR_NEUTRAL_COLOR_POINT: {
+            break;
+        }
+        case ANDROID_SENSOR_NOISE_PROFILE: {
+            break;
+        }
+        case ANDROID_SENSOR_PROFILE_HUE_SAT_MAP: {
+            break;
+        }
+        case ANDROID_SENSOR_PROFILE_TONE_CURVE: {
+            break;
+        }
+        case ANDROID_SENSOR_GREEN_SPLIT: {
+            break;
+        }
+        case ANDROID_SENSOR_TEST_PATTERN_DATA: {
+            break;
+        }
+        case ANDROID_SENSOR_TEST_PATTERN_MODE: {
+            switch (value) {
+                case ANDROID_SENSOR_TEST_PATTERN_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_TEST_PATTERN_MODE_SOLID_COLOR:
+                    msg = "SOLID_COLOR";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_TEST_PATTERN_MODE_COLOR_BARS:
+                    msg = "COLOR_BARS";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_TEST_PATTERN_MODE_COLOR_BARS_FADE_TO_GRAY:
+                    msg = "COLOR_BARS_FADE_TO_GRAY";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_TEST_PATTERN_MODE_PN9:
+                    msg = "PN9";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_TEST_PATTERN_MODE_CUSTOM1:
+                    msg = "CUSTOM1";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SENSOR_AVAILABLE_TEST_PATTERN_MODES: {
+            break;
+        }
+        case ANDROID_SENSOR_ROLLING_SHUTTER_SKEW: {
+            break;
+        }
+        case ANDROID_SENSOR_OPTICAL_BLACK_REGIONS: {
+            break;
+        }
+        case ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL: {
+            break;
+        }
+        case ANDROID_SENSOR_DYNAMIC_WHITE_LEVEL: {
+            break;
+        }
+        case ANDROID_SENSOR_OPAQUE_RAW_SIZE: {
+            break;
+        }
+
+        case ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_SENSITIVITY_RANGE: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT: {
+            switch (value) {
+                case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGGB:
+                    msg = "RGGB";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GRBG:
+                    msg = "GRBG";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GBRG:
+                    msg = "GBRG";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_BGGR:
+                    msg = "BGGR";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGB:
+                    msg = "RGB";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_MAX_FRAME_DURATION: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_PHYSICAL_SIZE: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_WHITE_LEVEL: {
+            break;
+        }
+        case ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE: {
+            switch (value) {
+                case ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN:
+                    msg = "UNKNOWN";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE_REALTIME:
+                    msg = "REALTIME";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SENSOR_INFO_LENS_SHADING_APPLIED: {
+            switch (value) {
+                case ANDROID_SENSOR_INFO_LENS_SHADING_APPLIED_FALSE:
+                    msg = "FALSE";
+                    ret = 0;
+                    break;
+                case ANDROID_SENSOR_INFO_LENS_SHADING_APPLIED_TRUE:
+                    msg = "TRUE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE: {
+            break;
+        }
+
+        case ANDROID_SHADING_MODE: {
+            switch (value) {
+                case ANDROID_SHADING_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_SHADING_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_SHADING_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SHADING_STRENGTH: {
+            break;
+        }
+        case ANDROID_SHADING_AVAILABLE_MODES: {
+            break;
+        }
+
+        case ANDROID_STATISTICS_FACE_DETECT_MODE: {
+            switch (value) {
+                case ANDROID_STATISTICS_FACE_DETECT_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE:
+                    msg = "SIMPLE";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_FACE_DETECT_MODE_FULL:
+                    msg = "FULL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_HISTOGRAM_MODE: {
+            switch (value) {
+                case ANDROID_STATISTICS_HISTOGRAM_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_HISTOGRAM_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_SHARPNESS_MAP_MODE: {
+            switch (value) {
+                case ANDROID_STATISTICS_SHARPNESS_MAP_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_SHARPNESS_MAP_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE: {
+            switch (value) {
+                case ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_FACE_IDS: {
+            break;
+        }
+        case ANDROID_STATISTICS_FACE_LANDMARKS: {
+            break;
+        }
+        case ANDROID_STATISTICS_FACE_RECTANGLES: {
+            break;
+        }
+        case ANDROID_STATISTICS_FACE_SCORES: {
+            break;
+        }
+        case ANDROID_STATISTICS_HISTOGRAM: {
+            break;
+        }
+        case ANDROID_STATISTICS_SHARPNESS_MAP: {
+            break;
+        }
+        case ANDROID_STATISTICS_LENS_SHADING_CORRECTION_MAP: {
+            break;
+        }
+        case ANDROID_STATISTICS_LENS_SHADING_MAP: {
+            break;
+        }
+        case ANDROID_STATISTICS_PREDICTED_COLOR_GAINS: {
+            break;
+        }
+        case ANDROID_STATISTICS_PREDICTED_COLOR_TRANSFORM: {
+            break;
+        }
+        case ANDROID_STATISTICS_SCENE_FLICKER: {
+            switch (value) {
+                case ANDROID_STATISTICS_SCENE_FLICKER_NONE:
+                    msg = "NONE";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_SCENE_FLICKER_50HZ:
+                    msg = "50HZ";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_SCENE_FLICKER_60HZ:
+                    msg = "60HZ";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_HOT_PIXEL_MAP: {
+            break;
+        }
+        case ANDROID_STATISTICS_LENS_SHADING_MAP_MODE: {
+            switch (value) {
+                case ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_OIS_DATA_MODE: {
+            switch (value) {
+                case ANDROID_STATISTICS_OIS_DATA_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_STATISTICS_OIS_DATA_MODE_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_STATISTICS_OIS_TIMESTAMPS: {
+            break;
+        }
+        case ANDROID_STATISTICS_OIS_X_SHIFTS: {
+            break;
+        }
+        case ANDROID_STATISTICS_OIS_Y_SHIFTS: {
+            break;
+        }
+
+        case ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_HISTOGRAM_BUCKET_COUNT: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_MAX_FACE_COUNT: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_MAX_HISTOGRAM_COUNT: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_MAX_SHARPNESS_MAP_VALUE: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_SHARPNESS_MAP_SIZE: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_AVAILABLE_HOT_PIXEL_MAP_MODES: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_AVAILABLE_LENS_SHADING_MAP_MODES: {
+            break;
+        }
+        case ANDROID_STATISTICS_INFO_AVAILABLE_OIS_DATA_MODES: {
+            break;
+        }
+
+        case ANDROID_TONEMAP_CURVE_BLUE: {
+            break;
+        }
+        case ANDROID_TONEMAP_CURVE_GREEN: {
+            break;
+        }
+        case ANDROID_TONEMAP_CURVE_RED: {
+            break;
+        }
+        case ANDROID_TONEMAP_MODE: {
+            switch (value) {
+                case ANDROID_TONEMAP_MODE_CONTRAST_CURVE:
+                    msg = "CONTRAST_CURVE";
+                    ret = 0;
+                    break;
+                case ANDROID_TONEMAP_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_TONEMAP_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                case ANDROID_TONEMAP_MODE_GAMMA_VALUE:
+                    msg = "GAMMA_VALUE";
+                    ret = 0;
+                    break;
+                case ANDROID_TONEMAP_MODE_PRESET_CURVE:
+                    msg = "PRESET_CURVE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_TONEMAP_MAX_CURVE_POINTS: {
+            break;
+        }
+        case ANDROID_TONEMAP_AVAILABLE_TONE_MAP_MODES: {
+            break;
+        }
+        case ANDROID_TONEMAP_GAMMA: {
+            break;
+        }
+        case ANDROID_TONEMAP_PRESET_CURVE: {
+            switch (value) {
+                case ANDROID_TONEMAP_PRESET_CURVE_SRGB:
+                    msg = "SRGB";
+                    ret = 0;
+                    break;
+                case ANDROID_TONEMAP_PRESET_CURVE_REC709:
+                    msg = "REC709";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_LED_TRANSMIT: {
+            switch (value) {
+                case ANDROID_LED_TRANSMIT_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_LED_TRANSMIT_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_LED_AVAILABLE_LEDS: {
+            switch (value) {
+                case ANDROID_LED_AVAILABLE_LEDS_TRANSMIT:
+                    msg = "TRANSMIT";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL: {
+            switch (value) {
+                case ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED:
+                    msg = "LIMITED";
+                    ret = 0;
+                    break;
+                case ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_FULL:
+                    msg = "FULL";
+                    ret = 0;
+                    break;
+                case ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY:
+                    msg = "LEGACY";
+                    ret = 0;
+                    break;
+                case ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_3:
+                    msg = "3";
+                    ret = 0;
+                    break;
+                case ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_EXTERNAL:
+                    msg = "EXTERNAL";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_INFO_VERSION: {
+            break;
+        }
+
+        case ANDROID_BLACK_LEVEL_LOCK: {
+            switch (value) {
+                case ANDROID_BLACK_LEVEL_LOCK_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_BLACK_LEVEL_LOCK_ON:
+                    msg = "ON";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_SYNC_FRAME_NUMBER: {
+            switch (value) {
+                case ANDROID_SYNC_FRAME_NUMBER_CONVERGING:
+                    msg = "CONVERGING";
+                    ret = 0;
+                    break;
+                case ANDROID_SYNC_FRAME_NUMBER_UNKNOWN:
+                    msg = "UNKNOWN";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_SYNC_MAX_LATENCY: {
+            switch (value) {
+                case ANDROID_SYNC_MAX_LATENCY_PER_FRAME_CONTROL:
+                    msg = "PER_FRAME_CONTROL";
+                    ret = 0;
+                    break;
+                case ANDROID_SYNC_MAX_LATENCY_UNKNOWN:
+                    msg = "UNKNOWN";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR: {
+            break;
+        }
+        case ANDROID_REPROCESS_MAX_CAPTURE_STALL: {
+            break;
+        }
+
+        case ANDROID_DEPTH_MAX_DEPTH_SAMPLES: {
+            break;
+        }
+        case ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS: {
+            switch (value) {
+                case ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS_OUTPUT:
+                    msg = "OUTPUT";
+                    ret = 0;
+                    break;
+                case ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS_INPUT:
+                    msg = "INPUT";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS: {
+            break;
+        }
+        case ANDROID_DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS: {
+            break;
+        }
+        case ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE: {
+            switch (value) {
+                case ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE_FALSE:
+                    msg = "FALSE";
+                    ret = 0;
+                    break;
+                case ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE_TRUE:
+                    msg = "TRUE";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_LOGICAL_MULTI_CAMERA_PHYSICAL_IDS: {
+            break;
+        }
+        case ANDROID_LOGICAL_MULTI_CAMERA_SENSOR_SYNC_TYPE: {
+            switch (value) {
+                case ANDROID_LOGICAL_MULTI_CAMERA_SENSOR_SYNC_TYPE_APPROXIMATE:
+                    msg = "APPROXIMATE";
+                    ret = 0;
+                    break;
+                case ANDROID_LOGICAL_MULTI_CAMERA_SENSOR_SYNC_TYPE_CALIBRATED:
+                    msg = "CALIBRATED";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+
+        case ANDROID_DISTORTION_CORRECTION_MODE: {
+            switch (value) {
+                case ANDROID_DISTORTION_CORRECTION_MODE_OFF:
+                    msg = "OFF";
+                    ret = 0;
+                    break;
+                case ANDROID_DISTORTION_CORRECTION_MODE_FAST:
+                    msg = "FAST";
+                    ret = 0;
+                    break;
+                case ANDROID_DISTORTION_CORRECTION_MODE_HIGH_QUALITY:
+                    msg = "HIGH_QUALITY";
+                    ret = 0;
+                    break;
+                default:
+                    msg = "error: enum value out of range";
+            }
+            break;
+        }
+        case ANDROID_DISTORTION_CORRECTION_AVAILABLE_MODES: {
+            break;
+        }
+
+    }
+
+    strncpy(dst, msg, size - 1);
+    dst[size - 1] = '\0';
+
+    return ret;
+}
+
+
+#define CAMERA_METADATA_ENUM_STRING_MAX_SIZE 29
diff --git a/src/meson.build b/src/meson.build
index 628e7a7f23f2..7148baee3eda 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -1,3 +1,4 @@ 
+subdir('android')
 subdir('libcamera')
 subdir('ipa')
 subdir('cam')