Cover Letter Detail
Show a cover letter.
GET /api/covers/16739/?format=api
{ "id": 16739, "url": "https://patchwork.libcamera.org/api/covers/16739/?format=api", "web_url": "https://patchwork.libcamera.org/cover/16739/", "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": "<20220723095330.43542-1-jacopo@jmondi.org>", "date": "2022-07-23T09:53:22", "name": "[libcamera-devel,v2,0/8] libcamera: Map multiple V4L2 formats to a single libcamera::format", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "mbox": "https://patchwork.libcamera.org/cover/16739/mbox/", "series": [ { "id": 3320, "url": "https://patchwork.libcamera.org/api/series/3320/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3320", "date": "2022-07-23T09:53:22", "name": "libcamera: Map multiple V4L2 formats to a single libcamera::format", "version": 2, "mbox": "https://patchwork.libcamera.org/series/3320/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/16739/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 5320DBE173\n\tfor <parsemail@patchwork.libcamera.org>;\n\tSat, 23 Jul 2022 09:53:47 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 941D763310;\n\tSat, 23 Jul 2022 11:53:46 +0200 (CEST)", "from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net\n\t[217.70.183.201])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 572DD6330D\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 23 Jul 2022 11:53:45 +0200 (CEST)", "(Authenticated sender: jacopo@jmondi.org)\n\tby mail.gandi.net (Postfix) with ESMTPSA id 7EC531BF208;\n\tSat, 23 Jul 2022 09:53:41 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1658570026;\n\tbh=qvOYRP+4AhAtY0WeVZ92HoLKQJgbvAbb6qPnAWl00rE=;\n\th=To:Date:Subject:List-Id:List-Unsubscribe:List-Archive:List-Post:\n\tList-Help:List-Subscribe:From:Reply-To:Cc:From;\n\tb=GWu9fzYunfRUNR2lr/qMY6jQyfxjsQ3oRUkYSDpEVuJI7gDN9AuNb5wIVDpvS72h2\n\t1vnEho7IljT8LwX9CfUKjGqKLF7xAo3mybLT3BctjJ3n6AjFux4jiQ9ol3YwungNve\n\txNXo8qqipFsyYbpEyyR06j1Gj5XyM3hCoFLzstqIJo7HbyKQxPGmvYtFYyosbQ+dfu\n\tqoM+u3CLBy54Kjmtm1dLZajl4cyjOe0z2Y2CreOb1yTHRoFedPkuMlNiBfEc4TWJcs\n\t9AWJYVg4wypdTj0dicvGBecz9KUutr76RT939Q2yEMvnF8kdeBCDftKP361GnMQ4u5\n\t6Vo/sS7v/8AlA==", "To": "libcamera-devel@lists.libcamera.org", "Date": "Sat, 23 Jul 2022 11:53:22 +0200", "Message-Id": "<20220723095330.43542-1-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.37.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 0/8] libcamera: Map multiple V4L2\n\tformats to a single libcamera::format", "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": "Jacopo Mondi via libcamera-devel <libcamera-devel@lists.libcamera.org>", "Reply-To": "Jacopo Mondi <jacopo@jmondi.org>", "Cc": "jozef@mlich.cz, Pavel Machek <pavel@ucw.cz>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "This series addresses the requirement of mapping multiple V4L2 pixel formats\nto a single libcamera format. Specifically, it allows to map V4L2_PIX_FMT_JPEG\nand V4L2_PIX_FMT_MJPEG to libcamera::formats::MJPEG.\n\nThe series starts by allowing to associate mulitple V4L2 FourCC in\nPixelFormatInfo and re-introduces toV4L2PixelFormat() in V4L2VideoDevice in\norder to select among from the list of V4L2 formats the first one supported\nfrom the video device.\n\nPatch [7/8] adds a multiplanar flag to V4L2VideoDevice::toV4L2PixelFormat() to\nallow selection of the contiguous or non-contiguous format versions.\n\nFinally, the last patches associate V4L2_PIX_FMT_JPEG to formats::MJPEG in\nthe libcamera::formats enumeration and the conversely maps formats::MJPEG to\nV4L2_PIX_FMT_JPEG in the V4L2 formats enumeration.\n\nTested with a UVC camera and on pinephone where the format is correctly mapped\n\nv1->v2:\n- Add a missing conversion using the video device in Simple converter\n- Map formats::MJPEG to V4L2_PIX_FMT_JPEG in v4l2 formats enumeration\n\nJacopo Mondi (8):\n libcamera: formats: Support multiple V4L2 pixel formats\n libcamera: formats: Search PixelFormatInfo on multiple formats\n libcamera: v4l2_pixelformat: Return a format list in fromPixelFormat()\n libcamera: v4l2_videodevice: Reintroduce toV4L2PixelFormat()\n libcamera: v4l2_videodevice: Match formats supported by the device\n libcamera: v4l2_videodevice: Add multiplanar argument to\n toV4L2PixelFormat\n libcamera: formats: Map V4L2_PIX_FMT_JPEG to formats::MJPEG\n libcamera: v4l2_pixelformat: Map formats::MJPEG to V4L2_PIX_FMT_JPEG\n\n Documentation/guides/pipeline-handler.rst | 7 +-\n include/libcamera/internal/formats.h | 4 +-\n include/libcamera/internal/v4l2_device.h | 1 +\n include/libcamera/internal/v4l2_pixelformat.h | 6 +-\n include/libcamera/internal/v4l2_videodevice.h | 9 +-\n src/libcamera/formats.cpp | 262 +++++++++---------\n src/libcamera/pipeline/ipu3/cio2.cpp | 2 +-\n src/libcamera/pipeline/ipu3/imgu.cpp | 2 +-\n .../pipeline/raspberrypi/raspberrypi.cpp | 34 ++-\n src/libcamera/pipeline/rkisp1/rkisp1_path.cpp | 6 +-\n src/libcamera/pipeline/simple/converter.cpp | 10 +-\n src/libcamera/pipeline/simple/simple.cpp | 4 +-\n src/libcamera/pipeline/uvcvideo/uvcvideo.cpp | 6 +-\n src/libcamera/pipeline/vimc/vimc.cpp | 8 +-\n src/libcamera/v4l2_device.cpp | 15 +\n src/libcamera/v4l2_pixelformat.cpp | 20 +-\n src/libcamera/v4l2_videodevice.cpp | 41 ++-\n src/v4l2/v4l2_camera_proxy.cpp | 6 +-\n test/libtest/buffer_source.cpp | 2 +-\n 19 files changed, 261 insertions(+), 184 deletions(-)\n\n--\n2.37.1" }