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{ "id": 10397, "url": "https://patchwork.libcamera.org/api/covers/10397/?format=api", "web_url": "https://patchwork.libcamera.org/cover/10397/", "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": "<20201109213411.30987-1-andrey.konovalov@linaro.org>", "date": "2020-11-09T21:34:09", "name": "[libcamera-devel,RFC,0/2] qcam: viewfinder_gl: add RAW12P format support", "submitter": { "id": 25, "url": "https://patchwork.libcamera.org/api/people/25/?format=api", "name": "Andrey Konovalov", "email": "andrey.konovalov@linaro.org" }, "mbox": "https://patchwork.libcamera.org/cover/10397/mbox/", "series": [ { "id": 1453, "url": "https://patchwork.libcamera.org/api/series/1453/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1453", "date": "2020-11-09T21:34:09", "name": "qcam: viewfinder_gl: add RAW12P format support", "version": 1, "mbox": "https://patchwork.libcamera.org/series/1453/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/10397/comments/", "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 E7283BE082\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 9 Nov 2020 21:34:32 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 6E8536308E;\n\tMon, 9 Nov 2020 22:34:32 +0100 (CET)", "from mail-lj1-x232.google.com (mail-lj1-x232.google.com\n\t[IPv6:2a00:1450:4864:20::232])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 0832E62D3E\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 9 Nov 2020 22:34:31 +0100 (CET)", "by mail-lj1-x232.google.com with SMTP id l10so12224953lji.4\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 09 Nov 2020 13:34:30 -0800 (PST)", "from localhost.localdomain ([85.249.41.73])\n\tby smtp.googlemail.com with ESMTPSA id\n\tc1sm1375986lfj.222.2020.11.09.13.34.28\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tMon, 09 Nov 2020 13:34:28 -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=\"tBuvMSWr\"; 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;\n\tbh=njStWOL5mn9WsqBQs0rTEZQXny5yw2+wmBiFhoCNemU=;\n\tb=tBuvMSWr8pRdEfgxCBkuahdzUDWO0Cfd3dGLugc0Ho/aWU2bGrcxcBF74ejD50aSX9\n\ttZ0Ac3SQQnko46+6+wTKvK6FK/cuEt5JErjyGK44xxmZafNkzSL4AyhWkz94AtFS8Fpb\n\tAmq/uzDQi2DwOQB9MhKlxQ6kw4bYZ2Bv71WT+Yf0tUeVmjd4FFKSrk5Jl2y5jS+VewWh\n\tlJ7x+xgHG//yFyeqLnHkgqtqRsMG1tujH8znGScNBPn9nPqqOwrjKkgxNZB7aoVUkDVX\n\tRyhACNDJcW0TmSWe8dr77xLuiSXkfDN22tKbGqyeMXhbydfUTm/xzH+mcq+Gdj6BHFxt\n\tHsgQ==", "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;\n\tbh=njStWOL5mn9WsqBQs0rTEZQXny5yw2+wmBiFhoCNemU=;\n\tb=q4xB1ah93jX1g1zERduhPJkoBEI7oIMXCi9VDhABKFBCoEvv7sAL9Bv0F6Rb2t0ZfY\n\tqu7drg5Fyfrkgc4j4ryTInTEIjK2yVOsAMEllWjxmK9ZXMB2rxe9zk5+bWh0yT+IwS2+\n\ttFU4TFMOi/xtnoBctrH45QfCObUgt35rxv703Ij0JGpmASw6I3PqsFPgVASPvPWW0W2r\n\ty+2NlBI6LWHzfRLZBh8AUVE6QClmUZA6CAGY6uAgt70+IoBoHqNvJyjP9Zuslqkcc/V+\n\t56eyWaOGxaxYyXOWIBnAyW46V8EE0noaHqKL6h+KJooeHYZWIxZbi/HtkyA5njOlF7h4\n\tLJsg==", "X-Gm-Message-State": "AOAM532yQK/n+fJj6n/fhApJuFwaDL3cl9BJevhv8FBe0b/7HH0lePmz\n\tH45TprIyjGcIF32N2G/S0DBrouDt1acIfw==", "X-Google-Smtp-Source": "ABdhPJz5s2Vi29NO57STp1N4amR9akXFyjEu+W7oRB4TPKhrgHVWC2zZS2hImuLMdAxuaglo0ez29w==", "X-Received": "by 2002:a2e:8008:: with SMTP id j8mr2308286ljg.452.1604957669538;\n\tMon, 09 Nov 2020 13:34:29 -0800 (PST)", "From": "Andrey Konovalov <andrey.konovalov@linaro.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 10 Nov 2020 00:34:09 +0300", "Message-Id": "<20201109213411.30987-1-andrey.konovalov@linaro.org>", "X-Mailer": "git-send-email 2.17.1", "Subject": "[libcamera-devel] [PATCH][RFC 0/2] qcam: viewfinder_gl: add RAW12P\n\tformat support", "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>", "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": "This patchset adds support for OpenGL accelerated conversion from 12-bit\npacked raw Bayer format (debyering).\n\nAll the 4 pixel layouts are supported, but only the RGGB one was tested.\n\nThe lower 4 bits of the 12-bit colour values are discarded as the target RGBA\nformat has only 8 bits per colour.\n\nviewfinder_gl not only converts the format, but also scales the image to\nmatch the window size, and this doesn't go very well with debayering when\ndone as single operation - there is a chance of 1-pixel wide contrast coloured\nstripes when the window size isn't of the same size as the captured frames.\n\nAndrey Konovalov (2):\n qcam: viewfinder_gl: set the vertex shader file name in selectFormat()\n qcam: viewfinder_gl: Add shader to render packed RAW12 formats\n\n src/qcam/assets/shader/bayer.vert | 28 ++++++++\n src/qcam/assets/shader/bayer_12_packed.frag | 68 ++++++++++++++++++\n src/qcam/assets/shader/shaders.qrc | 2 +\n src/qcam/viewfinder_gl.cpp | 78 ++++++++++++++++++++-\n src/qcam/viewfinder_gl.h | 8 +++\n 5 files changed, 181 insertions(+), 3 deletions(-)\n create mode 100644 src/qcam/assets/shader/bayer.vert\n create mode 100644 src/qcam/assets/shader/bayer_12_packed.frag" }