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{ "id": 17917, "url": "https://patchwork.libcamera.org/api/patches/17917/?format=api", "web_url": "https://patchwork.libcamera.org/patch/17917/", "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": "<20221129134534.2933-11-naush@raspberrypi.com>", "date": "2022-11-29T13:45:34", "name": "[libcamera-devel,v2,10/10] pipeline: raspberrypi: Add libcamera-apps and picamera2 config file", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "a1975b7ce939f1309a759d4412c7692d5b570b76", "submitter": { "id": 34, "url":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/17917/mbox/", "series": [ { "id": 3647, "url": "https://patchwork.libcamera.org/api/series/3647/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3647", "date": "2022-11-29T13:45:24", "name": "Raspberry Pi: Platform configuration and buffer allocation improvements", "version": 2, "mbox": "https://patchwork.libcamera.org/series/3647/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/17917/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/17917/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 94D68C3288\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 29 Nov 2022 13:45:52 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4542363349;\n\tTue, 29 Nov 2022 14:45:52 +0100 (CET)", "from mail-wm1-x332.google.com (mail-wm1-x332.google.com\n\t[IPv6:2a00:1450:4864:20::332])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 73F6363348\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 29 Nov 2022 14:45:45 +0100 (CET)", "by mail-wm1-x332.google.com with SMTP id\n\to7-20020a05600c510700b003cffc0b3374so10874057wms.0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 29 Nov 2022 05:45:45 -0800 (PST)", "from naush-laptop.localdomain ([93.93.133.154])\n\tby smtp.gmail.com with ESMTPSA id\n\tn8-20020a05600c3b8800b003cfbbd54178sm3565636wms.2.2022.11.29.05.45.44\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 29 Nov 2022 05:45:44 -0800 (PST)" ], "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=\"sVWx2OOJ\"; dkim-atps=neutral", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20210112;\n\th=content-transfer-encoding:mime-version:references:in-reply-to\n\t:message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc\n\t:subject:date:message-id:reply-to;\n\tbh=/HHy1+rB6cbeRgieQWT6F2/fu92XrxwPeIORdSkWXT4=;\n\tb=meUwpchpMpsP2eQHltx5GtkrPyLA7YNhue7IqXNxL3dogNT6FJjXoDp5EHjOJK1rwd\n\tNLsgYCTeOykKMwhJfSpwCfe15jKlfOb1AQj2bb1E0sIwYMt3uTRRNc0UVRLm3tSdwc+K\n\tJ+zwfg0a0jJwZa1KbTF7gWP/6ciIG5Wg/iTjmesURjoxfRGj92qrhQ66aTvRbF8t7fZ+\n\tcVEEZORVHFvWrEQzH5NR06WZ3OblysaWhwTWmBmepstZw3vgpnC+Tf+qbhPwTiFjLUf2\n\tWaszd9zilQjzDkaywsAKejYsygkRaU8722YDfzeKhkNQTWKm7dc0Zg01hZwRf3giX2Jk\n\tkFXw==", "X-Gm-Message-State": "ANoB5pkcKY6P5rnfyqf+LOGg19IxMGlyJf3RP68YCfBMHVB2lxg8gObP\n\tDD/rd1KKef9huZ66j9OxCK3nZDUu4okkmg==", "X-Google-Smtp-Source": "AA0mqf587ERPJny49ftglo3xnPnvYz4XbyjTPEQUNALDLKqKwdJ3LHiZgw5SpqjmppKdrYwMLZ2hOw==", "X-Received": "by 2002:a7b:c456:0:b0:3a5:f600:502e with SMTP id\n\tl22-20020a7bc456000000b003a5f600502emr32725081wmi.39.1669729544939; \n\tTue, 29 Nov 2022 05:45:44 -0800 (PST)", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 29 Nov 2022 13:45:34 +0000", "Message-Id": "<20221129134534.2933-11-naush@raspberrypi.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20221129134534.2933-1-naush@raspberrypi.com>", "References": "<20221129134534.2933-1-naush@raspberrypi.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 10/10] pipeline: raspberrypi: Add\n\tlibcamera-apps and picamera2 config file", "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": "Add a platform configuration file optimised for use with the Raspberry Pi\nsuite of libcamera-apps and the picamera2 framework.\n\nThis configuration minimises the number of internal buffers allocated, with\nthe expectation that applications will always provide buffers in request for\nany configured stream.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\nReviewed-by: David Plowman <david.plowman@raspberrypi.com>\n---\n .../pipeline/raspberrypi/data/meson.build | 1 +\n .../pipeline/raspberrypi/data/rpi_apps.json | 28 +++++++++++++++++++\n 2 files changed, 29 insertions(+)\n create mode 100644 src/libcamera/pipeline/raspberrypi/data/rpi_apps.json", "diff": "diff --git a/src/libcamera/pipeline/raspberrypi/data/meson.build b/src/libcamera/pipeline/raspberrypi/data/meson.build\nindex 0592fc53877d..aabde57f25c6 100644\n--- a/src/libcamera/pipeline/raspberrypi/data/meson.build\n+++ b/src/libcamera/pipeline/raspberrypi/data/meson.build\n@@ -3,6 +3,7 @@\n conf_files = files([\n 'default.json',\n 'minimal_mem.json',\n+ 'rpi_apps.json',\n ])\n \n install_data(conf_files,\ndiff --git a/src/libcamera/pipeline/raspberrypi/data/rpi_apps.json b/src/libcamera/pipeline/raspberrypi/data/rpi_apps.json\nnew file mode 100644\nindex 000000000000..e25301744499\n--- /dev/null\n+++ b/src/libcamera/pipeline/raspberrypi/data/rpi_apps.json\n@@ -0,0 +1,28 @@\n+{\n+ \"version\": 1.0,\n+ \"target\": \"bcm2835\",\n+\n+ \"pipeline_handler\":\n+ {\n+ # The minimum number of internal buffers to be allocated for Unicam.\n+ # This value must less than or equal to min_total_unicam_buffers.\n+ \"min_unicam_buffers\": 0,\n+\n+ # The minimum total (internal + external) buffer count used for Unicam.\n+ # The number of internal buffers allocated for Unicam is given by:\n+ # internal buffer count = max(min_unicam_buffers,\n+ # min_total_unicam_buffers - external buffer count)\n+ \"min_total_unicam_buffers\": 4,\n+\n+ # The number of internal buffers used for ISP Output0.\n+ \"num_output0_buffers\": 0,\n+\n+ # Override any request from the IPA to drop a number of startup frames.\n+ \"disable_startup_frame_drops\": false,\n+\n+ # Always process a pending request with the last captured sensor frame.\n+ # Note that this might lead to avoidable frame drops during periods\n+ # of transient heavy CPU loading.\n+ \"return_newest_frames\": false\n+ }\n+}\n\\ No newline at end of file\n", "prefixes": [ "libcamera-devel", "v2", "10/10" ] }