{"id":13553,"url":"https://patchwork.libcamera.org/api/patches/13553/?format=json","web_url":"https://patchwork.libcamera.org/patch/13553/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20210827120757.110615-14-jacopo@jmondi.org>","date":"2021-08-27T12:07:54","name":"[libcamera-devel,13/16] android: capabilties: Fix ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"4a7e8a6b87fe73b2a6077d59483f48b4894226ea","submitter":{"id":3,"url":"https://patchwork.libcamera.org/api/people/3/?format=json","name":"Jacopo Mondi","email":"jacopo@jmondi.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/13553/mbox/","series":[{"id":2410,"url":"https://patchwork.libcamera.org/api/series/2410/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=2410","date":"2021-08-27T12:07:41","name":"IPU3 control info update and HAL frame durations","version":1,"mbox":"https://patchwork.libcamera.org/series/2410/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/13553/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/13553/checks/","tags":{},"headers":{"Return-Path":"","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 9BE01C324A\n\tfor ;\n\tFri, 27 Aug 2021 12:07:48 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4007168948;\n\tFri, 27 Aug 2021 14:07:31 +0200 (CEST)","from relay7-d.mail.gandi.net (relay7-d.mail.gandi.net\n\t[217.70.183.200])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4857668956\n\tfor ;\n\tFri, 27 Aug 2021 14:07:25 +0200 (CEST)","(Authenticated sender: jacopo@jmondi.org)\n\tby relay7-d.mail.gandi.net (Postfix) with ESMTPSA id 9685220002;\n\tFri, 27 Aug 2021 12:07:24 +0000 (UTC)"],"From":"Jacopo Mondi ","To":"libcamera-devel@lists.libcamera.org","Date":"Fri, 27 Aug 2021 14:07:54 +0200","Message-Id":"<20210827120757.110615-14-jacopo@jmondi.org>","X-Mailer":"git-send-email 2.32.0","In-Reply-To":"<20210827120757.110615-1-jacopo@jmondi.org>","References":"<20210827120757.110615-1-jacopo@jmondi.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 13/16] android: capabilties: Fix\n\tANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"As reported by the CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES documentation\nin the Android developer reference:\n\n\"For devices advertising any color filter arrangement other than NIR, or\ndevices not advertising color filter arrangement, this list will always\ninclude (min, max) and (max, max) where min <= 15 and max = the maximum\noutput frame rate of the maximum YUV_420_888 output size.\"\n\nCollect the higher FPS of the larger YUV stream and use 15 FPS as the\nminimum value, if the camera can go slower than that. Populate the\nANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES static metadata with the\nnewly computed values.\n\nSigned-off-by: Jacopo Mondi \n---\n src/android/camera_capabilities.cpp | 75 ++++++++++-------------------\n 1 file changed, 26 insertions(+), 49 deletions(-)","diff":"diff --git a/src/android/camera_capabilities.cpp b/src/android/camera_capabilities.cpp\nindex 8bde06e824ef..01cdbcf1395d 100644\n--- a/src/android/camera_capabilities.cpp\n+++ b/src/android/camera_capabilities.cpp\n@@ -862,55 +862,6 @@ int CameraCapabilities::initializeStaticMetadata()\n \tstaticMetadata_->addEntry(ANDROID_CONTROL_AE_AVAILABLE_MODES,\n \t\t\t\t aeAvailableModes);\n \n-\t/* Initialize the AE frame duration limits. */\n-\tint64_t minFrameDurationNsec = -1;\n-\tint64_t maxFrameDurationNsec = -1;\n-\tconst auto frameDurationsInfo = controlsInfo.find(&controls::FrameDurationLimits);\n-\tminFrameDurationNsec = frameDurationsInfo->second.min().get() * 1000;\n-\tmaxFrameDurationNsec = frameDurationsInfo->second.max().get() * 1000;\n-\n-\t/*\n-\t * Adjust the minimum frame duration to comply with Android\n-\t * requirements. The camera service mandates all preview/record\n-\t * streams to have a minimum frame duration < 33,366 milliseconds\n-\t * (see MAX_PREVIEW_RECORD_DURATION_NS in the camera service\n-\t * implementation).\n-\t *\n-\t * If we're close enough (+ 500 useconds) to that value, round\n-\t * the minimum frame duration of the camera to an accepted\n-\t * value.\n-\t */\n-\tstatic constexpr int64_t MAX_PREVIEW_RECORD_DURATION_NS = 1e9 / 29.97;\n-\tif (minFrameDurationNsec > MAX_PREVIEW_RECORD_DURATION_NS &&\n-\t minFrameDurationNsec < MAX_PREVIEW_RECORD_DURATION_NS + 500000)\n-\t\tminFrameDurationNsec = MAX_PREVIEW_RECORD_DURATION_NS - 1000;\n-\n-\t/*\n-\t * The AE routine frame rate limits are computed using the frame\n-\t * duration limits, as libcamera clips the AE routine to the\n-\t * frame durations.\n-\t */\n-\tint32_t maxFps = std::round(1e9 / minFrameDurationNsec);\n-\tint32_t minFps = std::round(1e9 / maxFrameDurationNsec);\n-\tminFps = std::max(1, minFps);\n-\n-\t/*\n-\t * Force rounding errors so that we have the proper frame\n-\t * durations for when we reuse these variables later\n-\t */\n-\tminFrameDurationNsec = 1e9 / maxFps;\n-\tmaxFrameDurationNsec = 1e9 / minFps;\n-\n-\t/*\n-\t * Register to the camera service {min, max} and {max, max}\n-\t * intervals as requested by the metadata documentation.\n-\t */\n-\tint32_t availableAeFpsTarget[] = {\n-\t\tminFps, maxFps, maxFps, maxFps\n-\t};\n-\tstaticMetadata_->addEntry(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,\n-\t\t\t\t availableAeFpsTarget);\n-\n \tstd::vector aeCompensationRange = {\n \t\t0, 0,\n \t};\n@@ -1256,8 +1207,12 @@ int CameraCapabilities::initializeStaticMetadata()\n \n \tstd::vector availableStreamConfigurations;\n \tstd::vector minFrameDurations;\n+\tint maxYUVFps = 0;\n+\tSize maxYUVSize;\n+\n \tavailableStreamConfigurations.reserve(streamConfigurations_.size() * 4);\n \tminFrameDurations.reserve(streamConfigurations_.size() * 4);\n+\n \tfor (const auto &entry : streamConfigurations_) {\n \t\t/*\n \t\t * Filter out YUV streams not capable of running at 30 FPS.\n@@ -1274,6 +1229,16 @@ int CameraCapabilities::initializeStaticMetadata()\n \t\tif (entry.androidFormat != HAL_PIXEL_FORMAT_BLOB && fps < 30)\n \t\t\tcontinue;\n \n+\t\t/*\n+\t\t * Collect the FPS of the maximum YUV output size to populate\n+\t\t * AE_AVAILABLE_TARGET_FPS_RANGE\n+\t\t */\n+\t\tif (entry.androidFormat == HAL_PIXEL_FORMAT_YCbCr_420_888 &&\n+\t\t entry.resolution > maxYUVSize) {\n+\t\t\tmaxYUVSize = entry.resolution;\n+\t\t\tmaxYUVFps = fps;\n+\t\t}\n+\n \t\t/* Stream configuration map. */\n \t\tavailableStreamConfigurations.push_back(entry.androidFormat);\n \t\tavailableStreamConfigurations.push_back(entry.resolution.width);\n@@ -1301,6 +1266,18 @@ int CameraCapabilities::initializeStaticMetadata()\n \tstaticMetadata_->addEntry(ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS,\n \t\t\t\t minFrameDurations);\n \n+\t/*\n+\t * Register to the camera service {min, max} and {max, max} with\n+\t * max being the larger YUV stream maximum frame rate and min being\n+\t * 15 if the camera can do less than that.\n+\t */\n+\tint32_t minFps = std::max(1e9 / maxFrameDuration_, 15.0);\n+\tint32_t availableAeFpsTarget[] = {\n+\t\tminFps, maxYUVFps, maxYUVFps, maxYUVFps,\n+\t};\n+\tstaticMetadata_->addEntry(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,\n+\t\t\t\t availableAeFpsTarget);\n+\n \tstd::vector availableStallDurations;\n \tfor (const auto &entry : streamConfigurations_) {\n \t\tif (entry.androidFormat != HAL_PIXEL_FORMAT_BLOB)\n","prefixes":["libcamera-devel","13/16"]}