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GET /api/1.1/patches/14142/?format=api
{ "id": 14142, "url": "https://patchwork.libcamera.org/api/1.1/patches/14142/?format=api", "web_url": "https://patchwork.libcamera.org/patch/14142/", "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": "<20211014174208.50509-7-jacopo@jmondi.org>", "date": "2021-10-14T17:41:58", "name": "[libcamera-devel,v4,06/16] android: capabilities: Collect per-stream frame durations", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "b3b77f2e6a5240ba8fa5bba5e1a38df1418bfa75", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/1.1/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/14142/mbox/", "series": [ { "id": 2628, "url": "https://patchwork.libcamera.org/api/1.1/series/2628/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2628", "date": "2021-10-14T17:41:52", "name": "IPU3 control info update and HAL frame durations", "version": 4, "mbox": "https://patchwork.libcamera.org/series/2628/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/14142/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/14142/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 06367C324D\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 14 Oct 2021 17:41:33 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id CEA3568F53;\n\tThu, 14 Oct 2021 19:41:32 +0200 (CEST)", "from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net\n\t[217.70.183.199])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 8557C68F4D\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 14 Oct 2021 19:41:30 +0200 (CEST)", "(Authenticated sender: jacopo@jmondi.org)\n\tby relay9-d.mail.gandi.net (Postfix) with ESMTPSA id 81AAFFF805;\n\tThu, 14 Oct 2021 17:41:29 +0000 (UTC)" ], "From": "Jacopo Mondi <jacopo@jmondi.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 14 Oct 2021 19:41:58 +0200", "Message-Id": "<20211014174208.50509-7-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.33.0", "In-Reply-To": "<20211014174208.50509-1-jacopo@jmondi.org>", "References": "<20211014174208.50509-1-jacopo@jmondi.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v4 06/16] android: capabilities: Collect\n\tper-stream frame durations", "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": "Collect the per-stream frame durations while building the list\nof supported stream formats and resolutions.\n\nIn order to get an updated list of controls it is necessary to apply\nto the Camera the configuration we're testing, which was so far only\nvalidated.\n\nThe per-configuration durations will be used to populate the Android\nANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS static metadata.\n\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\nReviewed-by: Paul Elder <paul.elder@ideasonboard.com>\nReviewed-by: Umang Jain <umang.jain@ideasonboard.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/android/camera_capabilities.cpp | 39 ++++++++++++++++++++++++++---\n src/android/camera_capabilities.h | 2 ++\n 2 files changed, 38 insertions(+), 3 deletions(-)", "diff": "diff --git a/src/android/camera_capabilities.cpp b/src/android/camera_capabilities.cpp\nindex baeedc11500a..1583a0a09cee 100644\n--- a/src/android/camera_capabilities.cpp\n+++ b/src/android/camera_capabilities.cpp\n@@ -619,7 +619,32 @@ int CameraCapabilities::initializeStreamConfigurations()\n \t\t}\n \n \t\tfor (const Size &res : resolutions) {\n-\t\t\tstreamConfigurations_.push_back({ res, androidFormat });\n+\t\t\t/*\n+\t\t\t * Configure the Camera with the collected format and\n+\t\t\t * resolution to get an updated list of controls.\n+\t\t\t *\n+\t\t\t * \\todo Avoid the need to configure the camera when\n+\t\t\t * redesigning the configuration API.\n+\t\t\t */\n+\t\t\tcfg.size = res;\n+\t\t\tint ret = camera_->configure(cameraConfig.get());\n+\t\t\tif (ret)\n+\t\t\t\treturn ret;\n+\n+\t\t\tconst ControlInfoMap &controls = camera_->controls();\n+\t\t\tconst auto frameDurations = controls.find(\n+\t\t\t\t&controls::FrameDurationLimits);\n+\t\t\tif (frameDurations == controls.end()) {\n+\t\t\t\tLOG(HAL, Error)\n+\t\t\t\t\t<< \"Camera does not report frame durations\";\n+\t\t\t\treturn -EINVAL;\n+\t\t\t}\n+\n+\t\t\tint64_t minFrameDuration = frameDurations->second.min().get<int64_t>() * 1000;\n+\t\t\tint64_t maxFrameDuration = frameDurations->second.max().get<int64_t>() * 1000;\n+\t\t\tstreamConfigurations_.push_back({\n+\t\t\t\tres, androidFormat, minFrameDuration, maxFrameDuration,\n+\t\t\t});\n \n \t\t\t/*\n \t\t\t * If the format is HAL_PIXEL_FORMAT_YCbCr_420_888\n@@ -631,10 +656,18 @@ int CameraCapabilities::initializeStreamConfigurations()\n \t\t\t *\n \t\t\t * \\todo Support JPEG streams produced by the camera\n \t\t\t * natively.\n+\t\t\t *\n+\t\t\t * \\todo HAL_PIXEL_FORMAT_BLOB is a 'stalling' format,\n+\t\t\t * its duration should take into account the time\n+\t\t\t * required for the YUV to JPEG encoding. For now\n+\t\t\t * use the same frame durations as collected for\n+\t\t\t * the YUV/RGB streams.\n \t\t\t */\n \t\t\tif (androidFormat == HAL_PIXEL_FORMAT_YCbCr_420_888) {\n-\t\t\t\tstreamConfigurations_.push_back(\n-\t\t\t\t\t{ res, HAL_PIXEL_FORMAT_BLOB });\n+\t\t\t\tstreamConfigurations_.push_back({\n+\t\t\t\t\tres, HAL_PIXEL_FORMAT_BLOB,\n+\t\t\t\t\tminFrameDuration, maxFrameDuration,\n+\t\t\t\t});\n \t\t\t\tmaxJpegSize = std::max(maxJpegSize, res);\n \t\t\t}\n \t\t}\ndiff --git a/src/android/camera_capabilities.h b/src/android/camera_capabilities.h\nindex a12596993ee5..6e55ddab445e 100644\n--- a/src/android/camera_capabilities.h\n+++ b/src/android/camera_capabilities.h\n@@ -43,6 +43,8 @@ private:\n \tstruct Camera3StreamConfiguration {\n \t\tlibcamera::Size resolution;\n \t\tint androidFormat;\n+\t\tint64_t minFrameDurationNsec;\n+\t\tint64_t maxFrameDurationNsec;\n \t};\n \n \tbool validateManualSensorCapability();\n", "prefixes": [ "libcamera-devel", "v4", "06/16" ] }