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{ "id": 15470, "url": "https://patchwork.libcamera.org/api/covers/15470/?format=api", "web_url": "https://patchwork.libcamera.org/cover/15470/", "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": "<20220317140827.1835029-1-naush@raspberrypi.com>", "date": "2022-03-17T14:08:21", "name": "[libcamera-devel,v2,0/6] Raspberry Pi: Efficient start/stop/start sequences", "submitter": { "id": 97, "url": "https://patchwork.libcamera.org/api/people/97/?format=api", "name": "Nicolas Dufresne via libcamera-devel", "email": "libcamera-devel@lists.libcamera.org" }, "mbox": "https://patchwork.libcamera.org/cover/15470/mbox/", "series": [ { "id": 2972, "url": "https://patchwork.libcamera.org/api/series/2972/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2972", "date": "2022-03-17T14:08:21", "name": "Raspberry Pi: Efficient start/stop/start sequences", "version": 2, "mbox": "https://patchwork.libcamera.org/series/2972/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/15470/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 98FE8BD80A\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 17 Mar 2022 14:08:34 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id E80FD6118A;\n\tThu, 17 Mar 2022 15:08:33 +0100 (CET)", "from mail-wm1-x330.google.com (mail-wm1-x330.google.com\n\t[IPv6:2a00:1450:4864:20::330])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id EBBD8601F8\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 17 Mar 2022 15:08:32 +0100 (CET)", "by mail-wm1-x330.google.com with SMTP id\n\tm42-20020a05600c3b2a00b00382ab337e14so5012007wms.3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 17 Mar 2022 07:08:32 -0700 (PDT)", "from naush-laptop.pitowers.org\n\t([2a00:1098:3142:14:371b:8e01:111f:5322])\n\tby smtp.gmail.com with ESMTPSA id\n\tz5-20020a05600c0a0500b0037fa93193a8sm5287831wmp.44.2022.03.17.07.08.31\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 17 Mar 2022 07:08:31 -0700 (PDT)" ], "DKIM-Signature": [ "v=1; 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dkim=pass (2048-bit key; \n\tunprotected) header.d=raspberrypi.com\n\theader.i=@raspberrypi.com\n\theader.b=\"a4t/nECy\"; dkim-atps=neutral", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20210112;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version\n\t:content-transfer-encoding;\n\tbh=BPBQf1u72sq02WNfM3PjQqEjUnYHWho2kYAIHJzpPKs=;\n\tb=f9ni3YNuNZwSLVGU5+ELoCnPXRr23aqB2/U8oiFN3ATpXJ9EkTE9hqs6GmLNJ/X0+s\n\tD1GaHJtF0YhYIXE6bB7Cv0KziMvVgBZjX6WD0Aqexd64zhekHrKl3Ailo6oJJQxcpu/Z\n\tLyUMvpCMhUdSuh7HS71JY08+YMa1R5Kt1tkApKbAlR9rmaKKDFvqlECe3Ds1ghHCCIex\n\t8X70cE7eF9XzIMLjEKB2KXclNedmeQsAaq9MDlq8DWc+/7ReyQqx/+byWG3QsG5khNav\n\tHPLLXONTmt0g3S9RuuEe/r3aaP0Gnaba3bTbpLgj1AhEL/KioKW1+z2XAjaul8+F+Ltl\n\tAZkQ==", "X-Gm-Message-State": "AOAM532WoCzoLV05KYFmy5ZbNybQ6DPNKii98gkCYsqbBUx266a8+AQr\n\tmyMHIOirdPoaWHBUOjZVqSqqBCb8RGrlyw==", "X-Google-Smtp-Source": "ABdhPJzShzC1I6X+rz1H91MJ+6/RVUBUbdSZ4nPPq+TmPW4sDrnnLqPnxmaSf3Yi0zO3YSjnhtlSaQ==", "X-Received": "by 2002:a05:600c:3552:b0:389:95b2:5f4a with SMTP id\n\ti18-20020a05600c355200b0038995b25f4amr4203148wmq.24.1647526112297; \n\tThu, 17 Mar 2022 07:08:32 -0700 (PDT)", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 17 Mar 2022 14:08:21 +0000", "Message-Id": "<20220317140827.1835029-1-naush@raspberrypi.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 0/6] Raspberry Pi: Efficient\n\tstart/stop/start sequences", "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>", "From": "Naushir Patuck via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Naushir Patuck <naush@raspberrypi.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Hi,\n\nVersion 2 of this series has the follwing changes over v1:\n\n- Fixed typos in commit message in 1/6.\n- Squashed patches 3 and 4 from the v1.\n- Renamed the reconfigured_ flag to reallocate_.\n- Renamed RPi::Stream::reset() to RPi::Stream::resetBuffers() in 4/6.\n- Added a 5 second timeout after stopDevice() to free buffers in patch 5/6.\n\nThanks,\nNaush\n\nNaushir Patuck (6):\n pipeline: raspberrypi: Avoid over-allocation for ISP Output 1\n pipeline: raspberrypi: Move freeBuffers() to the RPiCameraData class\n pipeline: raspberrypi: Free buffers in the RPiCamera destructor and\n re-configure\n pipeline: raspberrypi: Repurpose RPi::Stream::reset()\n pipeline: raspberrypi: Add a timeout to free buffers on stopDevice()\n libcamera: v4l2_videodevice: Empty the V4L2 buffer cache on\n streamOff()\n\n include/libcamera/internal/v4l2_videodevice.h | 1 +\n .../pipeline/raspberrypi/raspberrypi.cpp | 73 ++++++++++++++-----\n .../pipeline/raspberrypi/rpi_stream.cpp | 13 ++--\n .../pipeline/raspberrypi/rpi_stream.h | 2 +-\n src/libcamera/v4l2_videodevice.cpp | 16 ++++\n 5 files changed, 77 insertions(+), 28 deletions(-)" }