{"id":10622,"url":"https://patchwork.libcamera.org/api/patches/10622/?format=json","web_url":"https://patchwork.libcamera.org/patch/10622/","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":"<20201209055410.3232987-3-hiroh@chromium.org>","date":"2020-12-09T05:54:10","name":"[libcamera-devel,v5,3/3] android: camera_device: Reorder configurations before requesting","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"dbf064615d3d872fb9f87b9cedc03cfa389467de","submitter":{"id":63,"url":"https://patchwork.libcamera.org/api/people/63/?format=json","name":"Hirokazu Honda","email":"hiroh@chromium.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/10622/mbox/","series":[{"id":1517,"url":"https://patchwork.libcamera.org/api/series/1517/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1517","date":"2020-12-09T05:54:08","name":"[libcamera-devel,v5,1/3] android: camera_device: Introduce Camera3StreamConfig","version":5,"mbox":"https://patchwork.libcamera.org/series/1517/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/10622/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/10622/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 2AC47BDE19\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed,  9 Dec 2020 05:54:22 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id A2EE767F33;\n\tWed,  9 Dec 2020 06:54:21 +0100 (CET)","from mail-pj1-x1043.google.com (mail-pj1-x1043.google.com\n\t[IPv6:2607:f8b0:4864:20::1043])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 6906367F2F\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed,  9 Dec 2020 06:54:20 +0100 (CET)","by mail-pj1-x1043.google.com with SMTP id z12so291579pjn.1\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 08 Dec 2020 21:54:20 -0800 (PST)","from hiroh.c.googlers.com.com\n\t(128.141.236.35.bc.googleusercontent.com. [35.236.141.128])\n\tby smtp.gmail.com with ESMTPSA id\n\toc13sm641275pjb.5.2020.12.08.21.54.17\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 08 Dec 2020 21:54:18 -0800 (PST)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=chromium.org header.i=@chromium.org\n\theader.b=\"Xwq/SwKx\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org;\n\ts=google; \n\th=from:to:cc:subject:date:message-id:in-reply-to:references\n\t:mime-version:content-transfer-encoding;\n\tbh=Ou0CpixUBht67VFwIfiQUkkAuYyABRXfhf8Z18Fbfr8=;\n\tb=Xwq/SwKxclPijT+ujet7KF5nKl5lMp3CMJ4oE9ZOg2IHc5PZWsZ4XhTIbUZRfWnqwO\n\tCDXUcCrDjpTj454EPBW7OAl3gF8mB7QzTClxAnrNkN+HVTo8ys5qmgbH+VICygwYSTjI\n\tSp16Zt71m1DeQJRJnlmTylp7POQnzoQq9xXGs=","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references:mime-version:content-transfer-encoding;\n\tbh=Ou0CpixUBht67VFwIfiQUkkAuYyABRXfhf8Z18Fbfr8=;\n\tb=X95FgUeQlNaN9cGqt8plrOtT8x4rqeU00BgA0pLetOZEyvP+XfiJcg6VRU5iN2rbDO\n\tXUIlr/rEtl+J4mO/99gPfedp4EGCOliXjDKx4o7K9NPYp6JRnpbfIGNgglpA7F9uEhoQ\n\tENPD3f+GTFgZvrifML8J97qgNASQNcXQthDjahJHuQxrE8qHB7UjIQbT8vCn/4i+WQs2\n\tZaBxnZRbAqKFGz9KZjLpVeHKOyG+8YQdIJsbbJ/oI0OD7GDNh9V24tNQa6QiE+7kkziq\n\teDHyilbobTJtVwqxJX/Ng0o7nblb+1zuG4mW+m3+OLdLI1anFoGI3+YNlv/cMmW3KMi7\n\tyewg==","X-Gm-Message-State":"AOAM533Z3u/Oxx3jLz5+rqLdyYODHS0cUmguqrKPNHgf5OGlBv04MW4H\n\tkmmkiFAURsfPz6/DAgInBgBEeCYeRoS1Vw==","X-Google-Smtp-Source":"ABdhPJwghbeX0Le7A+LgGHxp1m5SlC9JPSo83DKfgOA9q3tjyI7x/vNeADNmwQbFtTAb/liJhHQjHw==","X-Received":"by 2002:a17:902:c3d2:b029:da:73c5:c589 with SMTP id\n\tj18-20020a170902c3d2b02900da73c5c589mr890098plj.71.1607493258789; \n\tTue, 08 Dec 2020 21:54:18 -0800 (PST)","From":"Hirokazu Honda <hiroh@chromium.org>","To":"libcamera-devel@lists.libcamera.org","Date":"Wed,  9 Dec 2020 05:54:10 +0000","Message-Id":"<20201209055410.3232987-3-hiroh@chromium.org>","X-Mailer":"git-send-email 2.29.2.576.ga3fc446d84-goog","In-Reply-To":"<20201209055410.3232987-1-hiroh@chromium.org>","References":"<20201209055410.3232987-1-hiroh@chromium.org>","MIME-Version":"1.0","Subject":"[libcamera-devel] [PATCH v5 3/3] android: camera_device: Reorder\n\tconfigurations before requesting","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":"This reorders Camera3Configs before executing\nCameraConfiguration::validate() to make it easier for the Camera\nto satisfy the Android framework request.\n\nSigned-off-by: Hirokazu Honda <hiroh@chromium.org>\nReviewed-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n src/android/camera_device.cpp | 109 +++++++++++++++++++++++++++++++++-\n 1 file changed, 107 insertions(+), 2 deletions(-)\n\n--\n2.29.2.576.ga3fc446d84-goog","diff":"diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp\nindex b7bf3d88..c9e0ec98 100644\n--- a/src/android/camera_device.cpp\n+++ b/src/android/camera_device.cpp\n@@ -9,6 +9,7 @@\n #include \"camera_ops.h\"\n #include \"post_processor.h\"\n\n+#include <optional>\n #include <sys/mman.h>\n #include <tuple>\n #include <vector>\n@@ -27,6 +28,8 @@\n\n using namespace libcamera;\n\n+LOG_DECLARE_CATEGORY(HAL)\n+\n namespace {\n\n /*\n@@ -140,9 +143,109 @@ struct Camera3StreamConfig {\n \tstd::vector<CameraStream::Type> types;\n \tStreamConfiguration config;\n };\n-} /* namespace */\n\n-LOG_DECLARE_CATEGORY(HAL)\n+/*\n+ * Reorder the configurations so that libcamera::Camera can accept them as much\n+ * as possible. The sort rule is as follows.\n+ * 1.) The configuration for NV12 request whose resolution is the largest.\n+ * 2.) The configuration for JPEG request.\n+ * 3.) Others. Larger resolutions and different formats are put earlier.\n+ */\n+std::vector<Camera3StreamConfig> sortCamera3StreamConfigs(\n+\tstd::vector<Camera3StreamConfig> unsortedConfigs,\n+\tconst camera3_stream_t *jpegStream)\n+{\n+\tconst size_t unsortedSize = unsortedConfigs.size();\n+\tstd::optional<Camera3StreamConfig> jpegConfig = std::nullopt;\n+\n+\tif (jpegStream) {\n+\t\tfor (size_t i = 0; i < unsortedSize; ++i) {\n+\t\t\tconst auto &streams = unsortedConfigs[i].streams;\n+\t\t\tif (std::find(streams.begin(), streams.end(),\n+\t\t\t\t      jpegStream) != streams.end()) {\n+\t\t\t\tjpegConfig = std::move(unsortedConfigs[i]);\n+\t\t\t\tunsortedConfigs.erase(unsortedConfigs.begin() + i);\n+\t\t\t\tbreak;\n+\t\t\t}\n+\t\t}\n+\t\tif (!jpegConfig)\n+\t\t\tLOG(HAL, Fatal) << \"No Camera3StreamConfig is found for Jpeg\";\n+\t}\n+\n+\tstd::map<uint32_t, std::vector<Camera3StreamConfig>> formatToConfigs;\n+\tfor (const auto &streamConfig : unsortedConfigs) {\n+\t\tconst StreamConfiguration &config = streamConfig.config;\n+\t\tformatToConfigs[config.pixelFormat].push_back(streamConfig);\n+\n+\t}\n+\tfor (auto &[format, streamConfigs] : formatToConfigs) {\n+\t\t/* Sorted by resolution. Smaller is put first. */\n+\t\tstd::sort(streamConfigs.begin(), streamConfigs.end(),\n+\t\t\t  [](const auto &streamConfigA, const auto &streamConfigB) {\n+\t\t\t\tconst Size &sizeA = streamConfigA.config.size;\n+\t\t\t\tconst Size &sizeB = streamConfigB.config.size;\n+\t\t\t\treturn sizeA < sizeB;\n+\t\t\t  });\n+\t}\n+\n+\tstd::vector<Camera3StreamConfig> sortedConfigs;\n+\tsortedConfigs.reserve(unsortedSize);\n+\t/*\n+\t * NV12 is the most prioritized format. Put the configuration with NV12\n+\t * and the largest resolution first.\n+\t */\n+\tconst auto nv12It = formatToConfigs.find(formats::NV12);\n+\tif (nv12It != formatToConfigs.end()) {\n+\t\tauto &nv12Configs = nv12It->second;\n+\t\tconst Size &nv12LargestSize = nv12Configs.back().config.size;\n+\t\t/*\n+\t\t * If JPEG will be created from NV12 and the size is larger than\n+\t\t * the largest NV12 configurations, then put the NV12\n+\t\t * configuration for JPEG first.\n+\t\t */\n+\t\tif (jpegConfig && jpegConfig->config.pixelFormat == formats::NV12) {\n+\t\t\tconst Size &nv12SizeForJpeg = jpegConfig->config.size;\n+\n+\t\t\tif (nv12LargestSize < nv12SizeForJpeg) {\n+\t\t\t\tLOG(HAL, Debug) << \"Insert \" << jpegConfig->config.toString();\n+\t\t\t\tsortedConfigs.push_back(std::move(*jpegConfig));\n+\t\t\t\tjpegConfig = std::nullopt;\n+\t\t\t}\n+\t\t}\n+\t\tLOG(HAL, Debug) << \"Insert \" << nv12Configs.back().config.toString();\n+\t\tsortedConfigs.push_back(std::move(nv12Configs.back()));\n+\t\tnv12Configs.pop_back();\n+\t}\n+\n+\t/* If the configuration for JPEG is there, then put it. */\n+\tif (jpegConfig) {\n+\t\tLOG(HAL, Debug) << \"Insert \" << jpegConfig->config.toString();\n+\t\tsortedConfigs.push_back(std::move(*jpegConfig));\n+\t\tjpegConfig = std::nullopt;\n+\t}\n+\n+\t/*\n+\t * Put configurations with different formats and larger resolutions\n+\t * earlier.\n+\t */\n+\twhile (!formatToConfigs.empty()) {\n+\t\tfor (auto it = formatToConfigs.begin(); it != formatToConfigs.end();) {\n+\t\t\tauto& configs = it->second;\n+\t\t\tif (configs.empty()) {\n+\t\t\t\tit = formatToConfigs.erase(it);\n+\t\t\t\tcontinue;\n+\t\t\t}\n+\t\t\tLOG(HAL, Debug) << \"Insert \" << configs.back().config.toString();\n+\t\t\tsortedConfigs.push_back(std::move(configs.back()));\n+\t\t\tconfigs.pop_back();\n+\t\t\tit++;\n+\t\t}\n+\t}\n+\tassert(sortedConfigs.size() == unsortedSize);\n+\n+\treturn sortedConfigs;\n+}\n+} /* namespace */\n\n MappedCamera3Buffer::MappedCamera3Buffer(const buffer_handle_t camera3buffer,\n \t\t\t\t\t int flags)\n@@ -1333,6 +1436,8 @@ int CameraDevice::configureStreams(camera3_stream_configuration_t *stream_list)\n \t\tstreamConfigs[index].types.push_back(type);\n \t}\n\n+\tstreamConfigs = sortCamera3StreamConfigs(std::move(streamConfigs),\n+\t\t\t\t\t\t jpegStream);\n \tfor (const auto &streamConfig : streamConfigs) {\n \t\tconfig_->addConfiguration(streamConfig.config);\n \t\tfor (size_t i = 0; i < streamConfig.streams.size(); ++i) {\n","prefixes":["libcamera-devel","v5","3/3"]}