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{ "id": 10862, "url": "https://patchwork.libcamera.org/api/1.1/patches/10862/?format=api", "web_url": "https://patchwork.libcamera.org/patch/10862/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20210114104035.302968-7-paul.elder@ideasonboard.com>", "date": "2021-01-14T10:40:35", "name": "[libcamera-devel,6/6] android: Set result metadata and EXIF fields based on request metadata", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "491f8a0708f949ffb965c03d86d096322411993b", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/1.1/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "delegate": { "id": 17, "url": "https://patchwork.libcamera.org/api/1.1/users/17/?format=api", "username": "epaul", "first_name": "Paul", "last_name": "Elder", "email": "paul.elder@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/patch/10862/mbox/", "series": [ { "id": 1577, "url": "https://patchwork.libcamera.org/api/1.1/series/1577/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1577", "date": "2021-01-14T10:40:29", "name": "Fill in android result metadata and EXIF tags", "version": 1, "mbox": "https://patchwork.libcamera.org/series/1577/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/10862/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/10862/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 78131BD808\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 14 Jan 2021 10:40:59 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4261E680F4;\n\tThu, 14 Jan 2021 11:40:59 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 6BC41680E6\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 14 Jan 2021 11:40:58 +0100 (CET)", "from pyrite.rasen.tech (unknown\n\t[IPv6:2400:4051:61:600:2c71:1b79:d06d:5032])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 098452B3;\n\tThu, 14 Jan 2021 11:40:56 +0100 (CET)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"cgEr7MPP\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1610620858;\n\tbh=vS2pGjGLDSCCr5zG6kLgXXEkp62yX9U+4rSq50WDYs8=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=cgEr7MPPI984Ga6REmL4n2P691LOOlZKBwxIH3Yoz1mP/x1un7Gf6Vixey/8kJCDL\n\trRR4hg1jT0FtYnkUIg3u/IUEF8gi36zhf9jqpE/uYaIAbmVpWxCUHueswaZbrzj4Xr\n\tjekEdVPz19I6X0BN0okB/W+6hVIHHNYg1vHASAJ0=", "From": "Paul Elder <paul.elder@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 14 Jan 2021 19:40:35 +0900", "Message-Id": "<20210114104035.302968-7-paul.elder@ideasonboard.com>", "X-Mailer": "git-send-email 2.27.0", "In-Reply-To": "<20210114104035.302968-1-paul.elder@ideasonboard.com>", "References": "<20210114104035.302968-1-paul.elder@ideasonboard.com>", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH 6/6] android: Set result metadata and EXIF\n\tfields based on request metadata", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Set the following android result metadata:\n- ANDROID_LENS_FOCAL_LENGTH\n- ANDROID_LENS_APERTURE\n- ANDROID_JPEG_GPS_TIMESTAMP\n- ANDROID_JPEG_THUMBNAIL_SIZE\n- ANDROID_JPEG_THUMBNAIL_QUALITY\n- ANDROID_JPEG_GPS_COORDINATES\n- ANDROID_JPEG_GPS_PROCESSING_METHOD\n- ANDROID_JPEG_SIZE\n- ANDROID_JPEG_QUALITY\n- ANDROID_JPEG_ORIENTATION\n\nAnd the following EXIF fields:\n- GPSDatestamp\n- GPSTimestamp\n- GPSLocation\n - GPSLatitudeRef\n - GPSLatitude\n - GPSLongitudeRef\n - GPSLongitude\n - GPSAltitudeRef\n - GPSAltitude\n- GPSProcessingMethod\n- FocalLength\n- ExposureTime\n- FNumber\n- ISO\n- Flash\n- WhiteBalance\n- SubsecTime\n- SubsecTimeOriginal\n- SubsecTimeDigitized\n\nBased on android request metadata.\n\nThis allows the following CTS tests to pass:\n- android.hardware.camera2.cts.StillCaptureTest#testFocalLengths\n- android.hardware.camera2.cts.StillCaptureTest#testJpegExif\n\nSigned-off-by: Paul Elder <paul.elder@ideasonboard.com>\n---\n src/android/camera_device.cpp | 27 +++++-\n src/android/camera_device.h | 5 +-\n src/android/camera_stream.cpp | 7 +-\n src/android/camera_stream.h | 4 +-\n src/android/jpeg/post_processor_jpeg.cpp | 116 +++++++++++++++++++----\n src/android/jpeg/post_processor_jpeg.h | 5 +-\n src/android/jpeg/thumbnailer.h | 1 +\n src/android/post_processor.h | 3 +-\n 8 files changed, 136 insertions(+), 32 deletions(-)", "diff": "diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp\nindex ed47c7cd..8d697080 100644\n--- a/src/android/camera_device.cpp\n+++ b/src/android/camera_device.cpp\n@@ -296,8 +296,9 @@ MappedCamera3Buffer::MappedCamera3Buffer(const buffer_handle_t camera3buffer,\n */\n \n CameraDevice::Camera3RequestDescriptor::Camera3RequestDescriptor(\n-\tCamera *camera, unsigned int frameNumber, unsigned int numBuffers)\n-\t: frameNumber_(frameNumber), numBuffers_(numBuffers)\n+\tCamera *camera, unsigned int frameNumber, unsigned int numBuffers,\n+\tCameraMetadata &settings)\n+\t: frameNumber_(frameNumber), numBuffers_(numBuffers), settings_(settings)\n {\n \tbuffers_ = new camera3_stream_buffer_t[numBuffers];\n \n@@ -1700,9 +1701,12 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques\n \t * The descriptor and the associated memory reserved here are freed\n \t * at request complete time.\n \t */\n+\t/* \\todo Handle null request settings */\n+\tCameraMetadata requestMetadata(camera3Request->settings);\n \tCamera3RequestDescriptor *descriptor =\n \t\tnew Camera3RequestDescriptor(camera_.get(), camera3Request->frame_number,\n-\t\t\t\t\t camera3Request->num_output_buffers);\n+\t\t\t\t\t camera3Request->num_output_buffers,\n+\t\t\t\t\t requestMetadata);\n \n \tLOG(HAL, Debug) << \"Queueing Request to libcamera with \"\n \t\t\t<< descriptor->numBuffers_ << \" HAL streams\";\n@@ -1815,6 +1819,9 @@ void CameraDevice::requestComplete(Request *request)\n \t\tCameraStream *cameraStream =\n \t\t\tstatic_cast<CameraStream *>(descriptor->buffers_[i].stream->priv);\n \n+\t\tfloat focal_length = 1.0;\n+\t\tresultMetadata->addEntry(ANDROID_LENS_FOCAL_LENGTH, &focal_length, 1);\n+\n \t\tif (cameraStream->camera3Stream().format != HAL_PIXEL_FORMAT_BLOB)\n \t\t\tcontinue;\n \n@@ -1837,6 +1844,7 @@ void CameraDevice::requestComplete(Request *request)\n \t\t}\n \n \t\tint ret = cameraStream->process(*buffer, &mapped,\n+\t\t\t\t\t\tdescriptor->settings_,\n \t\t\t\t\t\tresultMetadata.get());\n \t\tif (ret) {\n \t\t\tstatus = CAMERA3_BUFFER_STATUS_ERROR;\n@@ -1933,14 +1941,23 @@ CameraDevice::getResultMetadata(Camera3RequestDescriptor *descriptor,\n \n \t/*\n \t * \\todo Keep this in sync with the actual number of entries.\n-\t * Currently: 33 entries, 75 bytes\n+\t * Currently: 41 entries, 187 bytes\n \t *\n \t * Reserve more space for the JPEG metadata set by the post-processor.\n \t * Currently: ANDROID_JPEG_SIZE (int32_t), ANDROID_JPEG_QUALITY (byte),\n \t * ANDROID_JPEG_ORIENTATION (int32_t) = 3 entries, 9 bytes.\n+\t * ANDROID_JPEG_THUMBNAIL_SIZE (int32 x 2) = 8 bytes\n+\t * ANDROID_JPEG_THUMBNAIL_QUALITY (int32 x 2) = 8 bytes\n+\t * ANDROID_LENS_FOCAL_LENGTH (float) = 4 bytes\n+\t * ANDROID_JPEG_GPS_COORDINATES (double x 3) = 24 bytes\n+\t * ANDROID_JPEG_GPS_PROCESSING_METHOD (byte x 32) = 32 bytes\n+\t * ANDROID_JPEG_GPS_TIMESTAMP (int64) = 8 bytes\n+\t * ANDROID_LENS_APERTURE (float) = 4 bytes\n+\t *\n+\t * add coordinates again?\n \t */\n \tstd::unique_ptr<CameraMetadata> resultMetadata =\n-\t\tstd::make_unique<CameraMetadata>(33, 75);\n+\t\tstd::make_unique<CameraMetadata>(41, 187);\n \tif (!resultMetadata->isValid()) {\n \t\tLOG(HAL, Error) << \"Failed to allocate static metadata\";\n \t\treturn nullptr;\ndiff --git a/src/android/camera_device.h b/src/android/camera_device.h\nindex a285d0a1..111a7d8f 100644\n--- a/src/android/camera_device.h\n+++ b/src/android/camera_device.h\n@@ -24,6 +24,7 @@\n #include \"libcamera/internal/log.h\"\n #include \"libcamera/internal/message.h\"\n \n+#include \"camera_metadata.h\"\n #include \"camera_stream.h\"\n #include \"camera_worker.h\"\n #include \"jpeg/encoder.h\"\n@@ -78,7 +79,8 @@ private:\n \tstruct Camera3RequestDescriptor {\n \t\tCamera3RequestDescriptor(libcamera::Camera *camera,\n \t\t\t\t\t unsigned int frameNumber,\n-\t\t\t\t\t unsigned int numBuffers);\n+\t\t\t\t\t unsigned int numBuffers,\n+\t\t\t\t\t CameraMetadata &settings);\n \t\t~Camera3RequestDescriptor();\n \n \t\tuint32_t frameNumber_;\n@@ -86,6 +88,7 @@ private:\n \t\tcamera3_stream_buffer_t *buffers_;\n \t\tstd::vector<std::unique_ptr<libcamera::FrameBuffer>> frameBuffers_;\n \t\tstd::unique_ptr<CaptureRequest> request_;\n+\t\tCameraMetadata settings_;\n \t};\n \n \tstruct Camera3StreamConfiguration {\ndiff --git a/src/android/camera_stream.cpp b/src/android/camera_stream.cpp\nindex dba351a4..4c8020e5 100644\n--- a/src/android/camera_stream.cpp\n+++ b/src/android/camera_stream.cpp\n@@ -96,12 +96,15 @@ int CameraStream::configure()\n }\n \n int CameraStream::process(const libcamera::FrameBuffer &source,\n-\t\t\t MappedCamera3Buffer *dest, CameraMetadata *metadata)\n+\t\t\t MappedCamera3Buffer *dest,\n+\t\t\t const CameraMetadata &requestMetadata,\n+\t\t\t CameraMetadata *resultMetadata)\n {\n \tif (!postProcessor_)\n \t\treturn 0;\n \n-\treturn postProcessor_->process(source, dest->maps()[0], metadata);\n+\treturn postProcessor_->process(source, dest->maps()[0],\n+\t\t\t\t requestMetadata, resultMetadata);\n }\n \n FrameBuffer *CameraStream::getBuffer()\ndiff --git a/src/android/camera_stream.h b/src/android/camera_stream.h\nindex cc9d5470..298ffbf6 100644\n--- a/src/android/camera_stream.h\n+++ b/src/android/camera_stream.h\n@@ -119,7 +119,9 @@ public:\n \n \tint configure();\n \tint process(const libcamera::FrameBuffer &source,\n-\t\t MappedCamera3Buffer *dest, CameraMetadata *metadata);\n+\t\t MappedCamera3Buffer *dest,\n+\t\t const CameraMetadata &requestMetadata,\n+\t\t CameraMetadata *resultMetadata);\n \tlibcamera::FrameBuffer *getBuffer();\n \tvoid putBuffer(libcamera::FrameBuffer *buffer);\n \ndiff --git a/src/android/jpeg/post_processor_jpeg.cpp b/src/android/jpeg/post_processor_jpeg.cpp\nindex 436a50f8..13ad3777 100644\n--- a/src/android/jpeg/post_processor_jpeg.cpp\n+++ b/src/android/jpeg/post_processor_jpeg.cpp\n@@ -25,6 +25,21 @@ PostProcessorJpeg::PostProcessorJpeg(CameraDevice *const device)\n {\n }\n \n+int PostProcessorJpeg::configureThumbnailer(const Size &size,\n+\t\t\t\t\t const PixelFormat &pixelFormat)\n+{\n+\tthumbnailer_.configure(size, pixelFormat);\n+\tStreamConfiguration thCfg;\n+\tthCfg.size = thumbnailer_.size();\n+\tthCfg.pixelFormat = pixelFormat;\n+\tif (thumbnailEncoder_.configure(thCfg) != 0) {\n+\t\tLOG(JPEG, Error) << \"Failed to configure thumbnail encoder\";\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+}\n+\n int PostProcessorJpeg::configure(const StreamConfiguration &inCfg,\n \t\t\t\t const StreamConfiguration &outCfg)\n {\n@@ -40,16 +55,11 @@ int PostProcessorJpeg::configure(const StreamConfiguration &inCfg,\n \n \tstreamSize_ = outCfg.size;\n \n-\tthumbnailer_.configure(inCfg.size, inCfg.pixelFormat);\n-\tStreamConfiguration thCfg = inCfg;\n-\tthCfg.size = thumbnailer_.size();\n-\tif (thumbnailEncoder_.configure(thCfg) != 0) {\n-\t\tLOG(JPEG, Error) << \"Failed to configure thumbnail encoder\";\n-\t\treturn -EINVAL;\n-\t}\n+\tint ret = configureThumbnailer(inCfg.size, inCfg.pixelFormat);\n+\tif (ret)\n+\t\treturn ret;\n \n \tencoder_ = std::make_unique<EncoderLibJpeg>();\n-\n \treturn encoder_->configure(inCfg);\n }\n \n@@ -80,17 +90,22 @@ void PostProcessorJpeg::generateThumbnail(const FrameBuffer &source,\n \n int PostProcessorJpeg::process(const FrameBuffer &source,\n \t\t\t Span<uint8_t> destination,\n-\t\t\t CameraMetadata *metadata)\n+\t\t\t const CameraMetadata &requestMetadata,\n+\t\t\t CameraMetadata *resultMetadata)\n {\n \tif (!encoder_)\n \t\treturn 0;\n \n+\tcamera_metadata_ro_entry_t entry;\n+\tint ret;\n+\n \t/* Set EXIF metadata for various tags. */\n \tExif exif;\n-\t/* \\todo Set Make and Model from external vendor tags. */\n-\texif.setMake(\"libcamera\");\n-\texif.setModel(\"cameraModel\");\n-\texif.setOrientation(cameraDevice_->orientation());\n+\texif.setMake(cameraDevice_->cameraMake());\n+\texif.setModel(cameraDevice_->cameraModel());\n+\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_ORIENTATION, &entry);\n+\texif.setOrientation(ret ? cameraDevice_->orientation() : *entry.data.i32);\n \texif.setSize(streamSize_);\n \t/*\n \t * We set the frame's EXIF timestamp as the time of encode.\n@@ -99,11 +114,68 @@ int PostProcessorJpeg::process(const FrameBuffer &source,\n \t */\n \texif.setTimestamp(std::time(nullptr));\n \n-\tstd::vector<unsigned char> thumbnail;\n-\tgenerateThumbnail(source, &thumbnail);\n-\tif (!thumbnail.empty())\n+\texif.setExposureTime(0);\n+\tret = requestMetadata.getEntry(ANDROID_LENS_APERTURE, &entry);\n+\tif (!ret) {\n+\t\texif.setAperture(*entry.data.f);\n+\t\tresultMetadata->addEntry(ANDROID_LENS_APERTURE, entry.data.f, 1);\n+\t}\n+\texif.setISO(100);\n+\texif.setFlash(Exif::Flash::FlashNotPresent);\n+\texif.setWhiteBalance(Exif::WhiteBalance::Auto);\n+\n+\texif.setSubsecTime(0);\n+\texif.setSubsecTimeOriginal(0);\n+\texif.setSubsecTimeDigitized(0);\n+\n+\tfloat focal_length = 1.0;\n+\texif.setFocalLength(focal_length);\n+\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_GPS_TIMESTAMP, &entry);\n+\tif (!ret) {\n+\t\texif.setGPSDateTimestamp(*entry.data.i64);\n+\t\tresultMetadata->addEntry(ANDROID_JPEG_GPS_TIMESTAMP,\n+\t\t\t\t\t entry.data.i64, 1);\n+\t}\n+\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_THUMBNAIL_SIZE, &entry);\n+\tif (!ret) {\n+\t\t/* \\todo Handle non-matching aspect ratios */\n+\t\t/* \\todo Handle non-zero orientations */\n+\t\tconst int32_t *data = entry.data.i32;\n+\t\tSize thumbnailSize = { static_cast<uint32_t>(data[0]),\n+\t\t\t\t static_cast<uint32_t>(data[1]) };\n+\n+\t\tstd::vector<unsigned char> thumbnail;\n+\t\tif (thumbnailSize != Size(0, 0)) {\n+\t\t\tconfigureThumbnailer(thumbnailSize, thumbnailer_.pixelFormat());\n+\t\t\tgenerateThumbnail(source, &thumbnail);\n+\t\t}\n \t\texif.setThumbnail(thumbnail, Exif::Compression::JPEG);\n \n+\t\tresultMetadata->addEntry(ANDROID_JPEG_THUMBNAIL_SIZE, data, 2);\n+\n+\t\t/* \\todo Use this quality as a parameter to the encoder */\n+\t\tret = requestMetadata.getEntry(ANDROID_JPEG_THUMBNAIL_QUALITY, &entry);\n+\t\tif (!ret)\n+\t\t\tresultMetadata->addEntry(ANDROID_JPEG_THUMBNAIL_QUALITY, entry.data.u8, 1);\n+\t}\n+\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_GPS_COORDINATES, &entry);\n+\tif (!ret) {\n+\t\texif.setGPSLocation(entry.data.d);\n+\t\tresultMetadata->addEntry(ANDROID_JPEG_GPS_COORDINATES,\n+\t\t\t\t\t entry.data.d, 3);\n+\t}\n+\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_GPS_PROCESSING_METHOD, &entry);\n+\tif (!ret) {\n+\t\tstd::string method(entry.data.u8, entry.data.u8 + 32);\n+\t\texif.setGPSMethod(method);\n+\t\tresultMetadata->addEntry(ANDROID_JPEG_GPS_PROCESSING_METHOD,\n+\t\t\t\t\t entry.data.u8, 32);\n+\t}\n+\n \tif (exif.generate() != 0)\n \t\tLOG(JPEG, Error) << \"Failed to generate valid EXIF data\";\n \n@@ -133,13 +205,15 @@ int PostProcessorJpeg::process(const FrameBuffer &source,\n \tblob->jpeg_size = jpeg_size;\n \n \t/* Update the JPEG result Metadata. */\n-\tmetadata->addEntry(ANDROID_JPEG_SIZE, &jpeg_size, 1);\n+\tresultMetadata->addEntry(ANDROID_JPEG_SIZE, &jpeg_size, 1);\n \n-\tconst uint32_t jpeg_quality = 95;\n-\tmetadata->addEntry(ANDROID_JPEG_QUALITY, &jpeg_quality, 1);\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_QUALITY, &entry);\n+\tconst uint32_t jpeg_quality = ret ? 95 : *entry.data.u8;\n+\tresultMetadata->addEntry(ANDROID_JPEG_QUALITY, &jpeg_quality, 1);\n \n-\tconst uint32_t jpeg_orientation = 0;\n-\tmetadata->addEntry(ANDROID_JPEG_ORIENTATION, &jpeg_orientation, 1);\n+\tret = requestMetadata.getEntry(ANDROID_JPEG_ORIENTATION, &entry);\n+\tconst uint32_t jpeg_orientation = ret ? 0 : *entry.data.i32;\n+\tresultMetadata->addEntry(ANDROID_JPEG_ORIENTATION, &jpeg_orientation, 1);\n \n \treturn 0;\n }\ndiff --git a/src/android/jpeg/post_processor_jpeg.h b/src/android/jpeg/post_processor_jpeg.h\nindex 5afa831c..d07c9fe5 100644\n--- a/src/android/jpeg/post_processor_jpeg.h\n+++ b/src/android/jpeg/post_processor_jpeg.h\n@@ -26,11 +26,14 @@ public:\n \t\t const libcamera::StreamConfiguration &outcfg) override;\n \tint process(const libcamera::FrameBuffer &source,\n \t\t libcamera::Span<uint8_t> destination,\n-\t\t CameraMetadata *metadata) override;\n+\t\t const CameraMetadata &requestMetadata,\n+\t\t CameraMetadata *resultMetadata) override;\n \n private:\n \tvoid generateThumbnail(const libcamera::FrameBuffer &source,\n \t\t\t std::vector<unsigned char> *thumbnail);\n+\tint configureThumbnailer(const libcamera::Size &size,\n+\t\t\t\t const libcamera::PixelFormat &pixelFormat);\n \n \tCameraDevice *const cameraDevice_;\n \tstd::unique_ptr<Encoder> encoder_;\ndiff --git a/src/android/jpeg/thumbnailer.h b/src/android/jpeg/thumbnailer.h\nindex 98f11833..f393db47 100644\n--- a/src/android/jpeg/thumbnailer.h\n+++ b/src/android/jpeg/thumbnailer.h\n@@ -22,6 +22,7 @@ public:\n \tvoid createThumbnail(const libcamera::FrameBuffer &source,\n \t\t\t std::vector<unsigned char> *dest);\n \tconst libcamera::Size &size() const { return targetSize_; }\n+\tconst libcamera::PixelFormat &pixelFormat() const { return pixelFormat_; }\n \n private:\n \tlibcamera::Size computeThumbnailSize() const;\ndiff --git a/src/android/post_processor.h b/src/android/post_processor.h\nindex e0f91880..bda93bb4 100644\n--- a/src/android/post_processor.h\n+++ b/src/android/post_processor.h\n@@ -22,7 +22,8 @@ public:\n \t\t\t const libcamera::StreamConfiguration &outCfg) = 0;\n \tvirtual int process(const libcamera::FrameBuffer &source,\n \t\t\t libcamera::Span<uint8_t> destination,\n-\t\t\t CameraMetadata *metadata) = 0;\n+\t\t\t const CameraMetadata &requestMetadata,\n+\t\t\t CameraMetadata *resultMetadata) = 0;\n };\n \n #endif /* __ANDROID_POST_PROCESSOR_H__ */\n", "prefixes": [ "libcamera-devel", "6/6" ] }