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{
    "id": 19788,
    "url": "https://patchwork.libcamera.org/api/patches/19788/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/19788/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/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": "<20240322131451.3092931-3-dan.scally@ideasonboard.com>",
    "date": "2024-03-22T13:14:43",
    "name": "[02/10] libcamera: controls: Generate enum value-name maps",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "04644feb8e654ac00c9ae0195fd602b85dad46c3",
    "submitter": {
        "id": 156,
        "url": "https://patchwork.libcamera.org/api/people/156/?format=api",
        "name": "Dan Scally",
        "email": "dan.scally@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/19788/mbox/",
    "series": [
        {
            "id": 4236,
            "url": "https://patchwork.libcamera.org/api/series/4236/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4236",
            "date": "2024-03-22T13:14:41",
            "name": "Centralise Agc into libipa",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/4236/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/19788/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/19788/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 F3B28C3274\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 22 Mar 2024 13:15:16 +0000 (UTC)",
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        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"cha/aXzh\"; dkim-atps=neutral",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1711113279;\n\tbh=8NYpgW+u2h4uyxVkXYwlsAwOIZHi6oT2EGsDgM4I6lw=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=cha/aXzh3jxaY43Uc0Nmx1V4mgtneG/EC+0VfbalcL6/OOoSgZo3aeUX5mfKg4etM\n\tsTxmZtj+jlip6fPxS/sdjkCuaFlzvx8Z/Tat6nruSPTuk4tcfVnJct5HRNPPFm55oX\n\tkiiR42HtHaeRn8WWoQev3P9fEBSzcwUky+VYnO54=",
        "From": "Daniel Scally <dan.scally@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Daniel Scally <dan.scally@ideasonboard.com>",
        "Subject": "[PATCH 02/10] libcamera: controls: Generate enum value-name maps",
        "Date": "Fri, 22 Mar 2024 13:14:43 +0000",
        "Message-Id": "<20240322131451.3092931-3-dan.scally@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.34.1",
        "In-Reply-To": "<20240322131451.3092931-1-dan.scally@ideasonboard.com>",
        "References": "<20240322131451.3092931-1-dan.scally@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "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>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Generate maps associating control enumerated control values with a\nstring representing that value to provide a central reference for\nthem across all pipeline handlers.\n\nSigned-off-by: Daniel Scally <dan.scally@ideasonboard.com>\n---\n include/libcamera/control_ids.h.in  |  2 ++\n include/libcamera/property_ids.h.in |  2 ++\n utils/gen-controls.py               | 19 +++++++++++++++++++\n 3 files changed, 23 insertions(+)",
    "diff": "diff --git a/include/libcamera/control_ids.h.in b/include/libcamera/control_ids.h.in\nindex d53b1cf7..58dd48e1 100644\n--- a/include/libcamera/control_ids.h.in\n+++ b/include/libcamera/control_ids.h.in\n@@ -10,7 +10,9 @@\n #pragma once\n \n #include <array>\n+#include <map>\n #include <stdint.h>\n+#include <string>\n \n #include <libcamera/controls.h>\n \ndiff --git a/include/libcamera/property_ids.h.in b/include/libcamera/property_ids.h.in\nindex 43372c71..f51ba028 100644\n--- a/include/libcamera/property_ids.h.in\n+++ b/include/libcamera/property_ids.h.in\n@@ -9,7 +9,9 @@\n \n #pragma once\n \n+#include <map>\n #include <stdint.h>\n+#include <string>\n \n #include <libcamera/controls.h>\n \ndiff --git a/utils/gen-controls.py b/utils/gen-controls.py\nindex 6cd5e362..4fe1e705 100755\n--- a/utils/gen-controls.py\n+++ b/utils/gen-controls.py\n@@ -140,6 +140,12 @@ ${description}\n  */''')\n     enum_values_start = string.Template('''extern const std::array<const ControlValue, ${size}> ${name}Values = {''')\n     enum_values_values = string.Template('''\\tstatic_cast<int32_t>(${name}),''')\n+    name_value_map_doc = string.Template('''/**\n+ * \\\\var ${name}NameValueMap\n+ * \\\\brief Map of all $name supported value names (in std::string format) to value\n+ */''')\n+    name_value_map_start = string.Template('''extern const std::map<std::string, ${type}> ${name}NameValueMap = {''')\n+    name_value_values = string.Template('''\\t{ \"${name}\", ${name} },''')\n \n     ctrls_doc = {}\n     ctrls_def = {}\n@@ -183,6 +189,7 @@ ${description}\n \n             values_info = {\n                 'name': info['name'],\n+                'type': ctrl.type,\n                 'size': num_entries,\n             }\n             target_doc.append(enum_values_doc.substitute(values_info))\n@@ -194,6 +201,15 @@ ${description}\n                 target_def.append(enum_values_values.substitute(value_info))\n             target_def.append(\"};\")\n \n+            target_doc.append(name_value_map_doc.substitute(values_info))\n+            target_def.append(name_value_map_start.substitute(values_info))\n+            for enum in ctrl.enum_values:\n+                value_info = {\n+                    'name': enum.name\n+                }\n+                target_def.append(name_value_values.substitute(value_info))\n+            target_def.append(\"};\")\n+\n         target_doc.append(doc_template.substitute(info))\n         target_def.append(def_template.substitute(info))\n \n@@ -231,6 +247,7 @@ def generate_h(controls, mode, ranges):\n     enum_template_start = string.Template('''enum ${name}Enum {''')\n     enum_value_template = string.Template('''\\t${name} = ${value},''')\n     enum_values_template = string.Template('''extern const std::array<const ControlValue, ${size}> ${name}Values;''')\n+    name_value_map_template = string.Template('''extern const std::map<std::string, ${type}> ${name}NameValueMap;''')\n     template = string.Template('''extern const Control<${type}> ${name};''')\n \n     ctrls = {}\n@@ -273,9 +290,11 @@ def generate_h(controls, mode, ranges):\n \n             values_info = {\n                 'name': info['name'],\n+                'type': ctrl.type,\n                 'size': num_entries,\n             }\n             target_ctrls.append(enum_values_template.substitute(values_info))\n+            target_ctrls.append(name_value_map_template.substitute(values_info))\n \n         target_ctrls.append(template.substitute(info))\n         id_value[vendor] += 1\n",
    "prefixes": [
        "02/10"
    ]
}