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{ "id": 304, "url": "https://patchwork.libcamera.org/api/patches/304/?format=api", "web_url": "https://patchwork.libcamera.org/patch/304/", "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": "<20190121172705.19985-4-jacopo@jmondi.org>", "date": "2019-01-21T17:27:02", "name": "[libcamera-devel,3/6] libcamera: v4l2_device: Identify single/multiplane", "commit_ref": null, "pull_url": null, "state": "rejected", "archived": false, "hash": "89bbbaa1c51148eaa5c22e54302b5e41e5529167", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/304/mbox/", "series": [ { "id": 105, "url": "https://patchwork.libcamera.org/api/series/105/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=105", "date": "2019-01-21T17:26:59", "name": "libcamera: Augment V4L2 device", "version": 1, "mbox": "https://patchwork.libcamera.org/series/105/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/304/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/304/checks/", "tags": {}, "headers": { "Return-Path": "<jacopo@jmondi.org>", "Received": [ "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 CBC7760C96\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 21 Jan 2019 18:27:04 +0100 (CET)", "from uno.lan (2-224-242-101.ip172.fastwebnet.it [2.224.242.101])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay8-d.mail.gandi.net (Postfix) with ESMTPSA id 5F1631BF206;\n\tMon, 21 Jan 2019 17:27:04 +0000 (UTC)" ], "X-Originating-IP": "2.224.242.101", "From": "Jacopo Mondi <jacopo@jmondi.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Mon, 21 Jan 2019 18:27:02 +0100", "Message-Id": "<20190121172705.19985-4-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.20.1", "In-Reply-To": "<20190121172705.19985-1-jacopo@jmondi.org>", "References": "<20190121172705.19985-1-jacopo@jmondi.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH 3/6] libcamera: v4l2_device: Identify\n\tsingle/multiplane", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.23", "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>", "X-List-Received-Date": "Mon, 21 Jan 2019 17:27:05 -0000" }, "content": "Add functions to V4L2Capability to identify if a V4L2 device supports\nsingle or multiplane APIs.\n\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n src/libcamera/include/v4l2_device.h | 6 +++--\n src/libcamera/v4l2_device.cpp | 37 +++++++++++++++++++++++++----\n 2 files changed, 37 insertions(+), 6 deletions(-)", "diff": "diff --git a/src/libcamera/include/v4l2_device.h b/src/libcamera/include/v4l2_device.h\nindex 2787847..0101a4b 100644\n--- a/src/libcamera/include/v4l2_device.h\n+++ b/src/libcamera/include/v4l2_device.h\n@@ -27,8 +27,10 @@ struct V4L2Capability final : v4l2_capability {\n \t\treturn reinterpret_cast<const char *>(v4l2_capability::bus_info);\n \t}\n \n-\tbool isCapture() const { return capabilities & V4L2_CAP_VIDEO_CAPTURE; }\n-\tbool isOutput() const { return capabilities & V4L2_CAP_VIDEO_OUTPUT; }\n+\tbool isSinglePlane() const;\n+\tbool isMultiPlane() const;\n+\tbool isCapture() const;\n+\tbool isOutput() const;\n \tbool hasStreaming() const { return capabilities & V4L2_CAP_STREAMING; }\n };\n \ndiff --git a/src/libcamera/v4l2_device.cpp b/src/libcamera/v4l2_device.cpp\nindex aef0996..7cd89d7 100644\n--- a/src/libcamera/v4l2_device.cpp\n+++ b/src/libcamera/v4l2_device.cpp\n@@ -47,17 +47,46 @@ namespace libcamera {\n * \\return The string containing the device location\n */\n \n+\n+/**\n+ * \\brief Identify if the device implements V4L2 single plane APIs\n+ * \\return true if the device supports single plane APIs\n+ */\n+bool V4L2Capability::isSinglePlane() const\n+{\n+\treturn (capabilities & V4L2_CAP_VIDEO_CAPTURE) ||\n+\t (capabilities & V4L2_CAP_VIDEO_OUTPUT);\n+}\n+\n+/**\n+ * \\brief Identify if the device implements V4L2 multiplanar APIs\n+ * \\return true if the device supports multiplanar APIs\n+ */\n+bool V4L2Capability::isMultiPlane() const\n+{\n+\treturn (capabilities & V4L2_CAP_VIDEO_CAPTURE_MPLANE) ||\n+\t (capabilities & V4L2_CAP_VIDEO_OUTPUT_MPLANE);\n+}\n+\n /**\n- * \\fn bool V4L2Capability::isCapture()\n * \\brief Identify if the device is capable of capturing video\n- * \\return True if the device can capture video frames\n+ * \\return true if the device can capture video frames\n */\n+bool V4L2Capability::isCapture() const\n+{\n+\treturn (capabilities & V4L2_CAP_VIDEO_CAPTURE) ||\n+\t (capabilities & V4L2_CAP_VIDEO_CAPTURE_MPLANE);\n+}\n \n /**\n- * \\fn bool V4L2Capability::isOutput()\n * \\brief Identify if the device is capable of outputting video\n- * \\return True if the device can output video frames\n+ * \\return true if the device can capture video frames\n */\n+bool V4L2Capability::isOutput() const\n+{\n+\treturn (capabilities & V4L2_CAP_VIDEO_OUTPUT) ||\n+\t (capabilities & V4L2_CAP_VIDEO_OUTPUT_MPLANE);\n+}\n \n /**\n * \\fn bool V4L2Capability::hasStreaming()\n", "prefixes": [ "libcamera-devel", "3/6" ] }