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{ "id": 11390, "url": "https://patchwork.libcamera.org/api/patches/11390/?format=api", "web_url": "https://patchwork.libcamera.org/patch/11390/", "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": "<20210225183626.28288-4-andrey.konovalov@linaro.org>", "date": "2021-02-25T18:36:24", "name": "[libcamera-devel,3/5] qcam: viewfinder_gl: RAW10P: handle the padding bytes properly", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "2a058bd182259bef32218f6c2248972e01400ab5", "submitter": { "id": 25, "url": "https://patchwork.libcamera.org/api/people/25/?format=api", "name": "Andrey Konovalov", "email": "andrey.konovalov@linaro.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/11390/mbox/", "series": [ { "id": 1730, "url": "https://patchwork.libcamera.org/api/series/1730/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1730", "date": "2021-02-25T18:36:21", "name": "qcam: viewfinder_gl: add RAW8, RAW10P and RAW12P formats", "version": 1, "mbox": "https://patchwork.libcamera.org/series/1730/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/11390/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/11390/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 8B99CBD1F1\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 25 Feb 2021 18:37:06 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 5630C68A64;\n\tThu, 25 Feb 2021 19:37:06 +0100 (CET)", "from mail-lj1-x230.google.com (mail-lj1-x230.google.com\n\t[IPv6:2a00:1450:4864:20::230])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id A849F68A59\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 25 Feb 2021 19:37:05 +0100 (CET)", "by mail-lj1-x230.google.com with SMTP id q23so7630775lji.8\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 25 Feb 2021 10:37:05 -0800 (PST)", "from localhost.localdomain ([85.249.43.69])\n\tby smtp.googlemail.com with ESMTPSA id\n\tx1sm1136772ljh.62.2021.02.25.10.37.03\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 25 Feb 2021 10:37:04 -0800 (PST)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=linaro.org header.i=@linaro.org\n\theader.b=\"hzigwtkI\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references;\n\tbh=veWN98fZcbakbj7dt4jyzAprw0las+6G3CgLk/aoTdY=;\n\tb=hzigwtkIor+w/Zn9D8e4f8twrCfppK2sv4k4ZXs9c9D8kZjcYh1TUhQeQIgOqsca1a\n\tGPjUlCTwkKh7d8AqAksxe1j9GUMd2cebf18oJY3wFxJYwGcmLDuOpVo38qp58+CEpEke\n\tWkEgx2E/Wr6m7pbI0NdG59387sukdkGFSmqAExXwY/lvAdn+49BRP05/YGSmCiLc6gbi\n\t644CZz6X1DvyV+t7Nlu+cfZk9l/Ih/TsResEK85d+FL1MwBBchh0cYti/t2pVKVu7ATN\n\t/0/MrxCr5Mp4OcSiN8uaVOjIIosZj9cayvPaCMDqqVdl1cyRQw4YtcPcor6W84E9tsQD\n\tqXWg==", "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;\n\tbh=veWN98fZcbakbj7dt4jyzAprw0las+6G3CgLk/aoTdY=;\n\tb=HtgTKOM/DgtWVx/eoYHYbmdaida6fNA34E1ljZblWYPipg0Sg1Snw86PGmne/zmgR1\n\tA6rmApSrCrZazGGP0Wd0wh1NpQ4Dxo4gynQmhQibS6pJXoYFYluznQRpKUg/CIijRQ4m\n\thoFAr+MKQghdXOzJ04brCJZW7RTin2ekSiBXcajMhY0PPX1SJL66pyuBXP6ZIwCBelI0\n\trbYHpBfM6q6xAfOQOfY2qMw1c8gFbFbjlGWz4/wT6tie/seqexUPNUuRk5JE2BQ8Pzyn\n\tJsLKK/Xjfy0qESBJxI/t8YxSnARE996uQudcbRreNLgJbteTdoUV4qNhQ+p0u0U7TyKg\n\tJq0Q==", "X-Gm-Message-State": "AOAM530a6cH088gwtoWcwDWaR1boUG4YdXFuBv+84XekyYd1b/ONMBVA\n\tyZCequ2kfYWdiENqSI/L74vyrJOZnxesXA==", "X-Google-Smtp-Source": "ABdhPJy1CUwpfAic1BBQLg1WCsB4jLk4vC5TILTsrUue4WGXjpac+qz4j0j6BAeBlWil4UV7jmOywA==", "X-Received": "by 2002:a2e:b4f9:: with SMTP id s25mr2275648ljm.49.1614278225055;\n\tThu, 25 Feb 2021 10:37:05 -0800 (PST)", "From": "Andrey Konovalov <andrey.konovalov@linaro.org>", "To": "libcamera-devel@lists.libcamera.org,\n\tlaurent.pinchart@ideasonboard.com", "Date": "Thu, 25 Feb 2021 21:36:24 +0300", "Message-Id": "<20210225183626.28288-4-andrey.konovalov@linaro.org>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20210225183626.28288-1-andrey.konovalov@linaro.org>", "References": "<20210225183626.28288-1-andrey.konovalov@linaro.org>", "Subject": "[libcamera-devel] [PATCH 3/5] qcam: viewfinder_gl: RAW10P: handle\n\tthe padding bytes properly", "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>", "Cc": "morgan@casual-effects.com", "MIME-Version": "1.0", "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": "The texture size must account for the padding bytes which may be present\nat the end of the lines in the frame.\n\nSigned-off-by: Andrey Konovalov <andrey.konovalov@linaro.org>\n---\n src/qcam/viewfinder_gl.cpp | 11 +++++++----\n src/qcam/viewfinder_gl.h | 1 +\n 2 files changed, 8 insertions(+), 4 deletions(-)", "diff": "diff --git a/src/qcam/viewfinder_gl.cpp b/src/qcam/viewfinder_gl.cpp\nindex b324d77f..9db536a6 100644\n--- a/src/qcam/viewfinder_gl.cpp\n+++ b/src/qcam/viewfinder_gl.cpp\n@@ -111,6 +111,10 @@ void ViewFinderGL::render(libcamera::FrameBuffer *buffer, MappedBuffer *map)\n \t\trenderComplete(buffer_);\n \n \tdata_ = static_cast<unsigned char *>(map->memory);\n+\t/*\n+\t * \\todo Get the stride from the buffer instead of computing it naively\n+\t */\n+\tstride_ = buffer->metadata().planes[0].bytesused / size_.height();\n \tupdate();\n \tbuffer_ = buffer;\n }\n@@ -594,14 +598,13 @@ void ViewFinderGL::doRender()\n \t\t/*\n \t\t * Packed raw Bayer 10-bit formats are stored in GL_RED texture.\n \t\t * The texture width is 10/8 of the image width.\n-\t\t * TODO: account for padding bytes at the end of the line.\n \t\t */\n \t\tglActiveTexture(GL_TEXTURE0);\n \t\tconfigureTexture(*textures_[0]);\n \t\tglTexImage2D(GL_TEXTURE_2D,\n \t\t\t 0,\n \t\t\t GL_RED,\n-\t\t\t size_.width() * 5 / 4,\n+\t\t\t stride_,\n \t\t\t size_.height(),\n \t\t\t 0,\n \t\t\t GL_RED,\n@@ -611,12 +614,12 @@ void ViewFinderGL::doRender()\n \t\tshaderProgram_.setUniformValue(textureUniformBayerFirstRed_,\n \t\t\t\t\t firstRed_);\n \t\tshaderProgram_.setUniformValue(textureUniformSize_,\n-\t\t\t\t\t size_.width() * 5 / 4,\n+\t\t\t\t\t stride_,\n \t\t\t\t\t size_.height(),\n \t\t\t\t\t size_.width(),\n \t\t\t\t\t size_.height());\n \t\tshaderProgram_.setUniformValue(textureUniformStep_,\n-\t\t\t\t\t 1.0f / (size_.width() * 5 / 4 - 1),\n+\t\t\t\t\t 1.0f / (stride_ - 1),\n \t\t\t\t\t 1.0f / (size_.height() - 1));\n \t\tbreak;\n \ndiff --git a/src/qcam/viewfinder_gl.h b/src/qcam/viewfinder_gl.h\nindex 337718e3..49f8364a 100644\n--- a/src/qcam/viewfinder_gl.h\n+++ b/src/qcam/viewfinder_gl.h\n@@ -66,6 +66,7 @@ private:\n \tlibcamera::FrameBuffer *buffer_;\n \tlibcamera::PixelFormat format_;\n \tQSize size_;\n+\tint stride_;\n \tunsigned char *data_;\n \n \t/* Shaders */\n", "prefixes": [ "libcamera-devel", "3/5" ] }