Show a patch.

GET /api/patches/18959/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 18959,
    "url": "https://patchwork.libcamera.org/api/patches/18959/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/18959/",
    "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": "<20230824131908.12109-1-naush@raspberrypi.com>",
    "date": "2023-08-24T13:19:08",
    "name": "[libcamera-devel] ipa: rpi: imx290: Hide one frame on startup",
    "commit_ref": "26ac1a8e3fc52cb2035ad88b7d22f034a68f50c7",
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "e71b9c18a8c5067a4aca538946325d50e51003d8",
    "submitter": {
        "id": 34,
        "url": "https://patchwork.libcamera.org/api/people/34/?format=api",
        "name": "Naushir Patuck",
        "email": "naush@raspberrypi.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/18959/mbox/",
    "series": [
        {
            "id": 4008,
            "url": "https://patchwork.libcamera.org/api/series/4008/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4008",
            "date": "2023-08-24T13:19:08",
            "name": "[libcamera-devel] ipa: rpi: imx290: Hide one frame on startup",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/4008/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/18959/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/18959/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 B5576BE080\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 24 Aug 2023 13:19:14 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id B287F627E0;\n\tThu, 24 Aug 2023 15:19:13 +0200 (CEST)",
            "from mail-wr1-x434.google.com (mail-wr1-x434.google.com\n\t[IPv6:2a00:1450:4864:20::434])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 1C82F61E04\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 24 Aug 2023 15:19:12 +0200 (CEST)",
            "by mail-wr1-x434.google.com with SMTP id\n\tffacd0b85a97d-31c3726cc45so4116631f8f.0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 24 Aug 2023 06:19:12 -0700 (PDT)",
            "from localhost.localdomain ([93.93.133.154])\n\tby smtp.gmail.com with ESMTPSA id\n\tl9-20020a5d6749000000b003143867d2ebsm22516262wrw.63.2023.08.24.06.19.10\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 24 Aug 2023 06:19:11 -0700 (PDT)"
        ],
        "DKIM-Signature": [
            "v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1692883153;\n\tbh=0oNSUiuaJalXStkgeSTF+9bLWf3hzD8gNSFvSTaferQ=;\n\th=To:Date:Subject:List-Id:List-Unsubscribe:List-Archive:List-Post:\n\tList-Help:List-Subscribe:From:Reply-To:From;\n\tb=S52f4tPiGf3QYU2W6rAi7kxHnm6GHByl3DmLdaaF4KtKUZAmmjQZnlL4GI8UDr+yq\n\tw15eN63M9i+PpsloGLHVP8IS0dTYSDqOMLuMHHPYrsN9yjDRrRszzJvF6NgFs84a/y\n\tHBRiyC55G6K1OzWEDnqsISeWzTF6ugBvaq950Tw2rEyX5IcPk1K+AlQ5CMXjcbzB9Y\n\th/LOVCk9DEgoKWFstojn+kOSdZ0vjm2ysYvtL7bp4jNYEbKKR1CZfsjxHQtIrb2zHg\n\tvGT8SSIFxcz1E1Il+xLbRwUawojzqDxpj6Z0cqR3sAnS6u4lYB5KLuKiQXRpp0m5du\n\tJ76hyOTwF71LA==",
            "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=raspberrypi.com; s=google; t=1692883151; x=1693487951;\n\th=content-transfer-encoding:mime-version:message-id:date:subject:cc\n\t:to:from:from:to:cc:subject:date:message-id:reply-to;\n\tbh=xFRDW11M9uvShRUmPgrp8KqO7/6ywZaq1zt5zUFAxGo=;\n\tb=mgvTNQKCBby32MgJmzRSUi12QwgtPxJscngFo5gpzQSZq0GlGrW5tQpj4NrJM+a8Wx\n\t+bh66FyeMudC+0RigeN0Z2IS0hPfM4Hn7mwSr5ICDXeWCOz2cWDhECev9kncOFmmS8Ew\n\thhGEQ7QcdE9wTbKiLdREOixcHTU6vJ118EsqS+yp1wJaU4X0ip7nAQFGdWPGgxCNNimi\n\tT6Tz/x6N6YAhQ4QSxlTCTZoDL1GfQRa/+CFcEdSpFKSWq9r2fFiJRsql5CYdoomMSuYv\n\tKSaIB6P7GWWP+WlyAvnLUoHL8MQbV2kLLQaYnzhieyHhb0O8XUiBBaagLrRjxv9zWK9W\n\tu7LA=="
        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (2048-bit key; \n\tunprotected) header.d=raspberrypi.com\n\theader.i=@raspberrypi.com\n\theader.b=\"mgvTNQKC\"; dkim-atps=neutral",
        "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20221208; t=1692883151; x=1693487951;\n\th=content-transfer-encoding:mime-version:message-id:date:subject:cc\n\t:to:from:x-gm-message-state:from:to:cc:subject:date:message-id\n\t:reply-to;\n\tbh=xFRDW11M9uvShRUmPgrp8KqO7/6ywZaq1zt5zUFAxGo=;\n\tb=CEvj91iscqSL7wd5ZSKJxjMWRWkEUm7NuI6N3hme2eM7v8Gx4VrayizCV2SxUAyIpV\n\tM4NlUbSgWPbWGqwfEpPa7sVdgTsBl4jYxpMnOvJGMyybK/I4cnSVwQXbK1DYxlai38BD\n\tNJn/OQo5KlFk9KkqtcS8FoWVamTmPtCzlvdvl+gbay0RJjdWbOX/kLulTWtw1hsPlFD5\n\ttkObGU8NUki+/xfhbfIgM70lPnvWghqIUj3otMZWSHkEId5+xQDkem6NcoKQ7A7JqCXh\n\tecF1MgmRsm05yO8Ul2L6fAun8HgEX63MBgRcH7N1NsDvNNdIKfFsw3Dl5VuKHZ+vF8/e\n\tvltA==",
        "X-Gm-Message-State": "AOJu0YywwhagUjozV3+hLW8/bxChy0Jo8kmzg73uopLR65Rz9AspCDv/\n\tHAdxJjh2OCV+MfdTDxY6dNnNKSyA0e1UkUjQ7/s=",
        "X-Google-Smtp-Source": "AGHT+IGzsGIcZnQl29EQNn8t1rsjtHtXfFy0gKo+syUC+/GV6DASlNwpYdjqiIO8j3fSm9DROxLI+Q==",
        "X-Received": "by 2002:adf:e990:0:b0:319:6d8a:75f8 with SMTP id\n\th16-20020adfe990000000b003196d8a75f8mr13142109wrm.44.1692883151376; \n\tThu, 24 Aug 2023 06:19:11 -0700 (PDT)",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Thu, 24 Aug 2023 14:19:08 +0100",
        "Message-Id": "<20230824131908.12109-1-naush@raspberrypi.com>",
        "X-Mailer": "git-send-email 2.34.1",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH] ipa: rpi: imx290: Hide one frame on\n\tstartup",
        "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": "The imx290 produces a single unusable frame on startup and mode switch.\nThis is signalled to the IPA in the mode switch case, but not the\nstartup case. Fix this.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\n---\n src/ipa/rpi/cam_helper/cam_helper_imx290.cpp | 7 +++++++\n 1 file changed, 7 insertions(+)",
    "diff": "diff --git a/src/ipa/rpi/cam_helper/cam_helper_imx290.cpp b/src/ipa/rpi/cam_helper/cam_helper_imx290.cpp\nindex 7d6f5b549a73..d98b51cd56b3 100644\n--- a/src/ipa/rpi/cam_helper/cam_helper_imx290.cpp\n+++ b/src/ipa/rpi/cam_helper/cam_helper_imx290.cpp\n@@ -19,6 +19,7 @@ public:\n \tdouble gain(uint32_t gainCode) const override;\n \tvoid getDelays(int &exposureDelay, int &gainDelay,\n \t\t       int &vblankDelay, int &hblankDelay) const override;\n+\tunsigned int hideFramesStartup() const override;\n \tunsigned int hideFramesModeSwitch() const override;\n \n private:\n@@ -54,6 +55,12 @@ void CamHelperImx290::getDelays(int &exposureDelay, int &gainDelay,\n \thblankDelay = 2;\n }\n \n+unsigned int CamHelperImx290::hideFramesStartup() const\n+{\n+\t/* On startup, we seem to get 1 bad frame. */\n+\treturn 1;\n+}\n+\n unsigned int CamHelperImx290::hideFramesModeSwitch() const\n {\n \t/* After a mode switch, we seem to get 1 bad frame. */\n",
    "prefixes": [
        "libcamera-devel"
    ]
}