{"id":3383,"url":"https://patchwork.libcamera.org/api/1.1/patches/3383/?format=json","web_url":"https://patchwork.libcamera.org/patch/3383/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20200404004438.17992-7-laurent.pinchart@ideasonboard.com>","date":"2020-04-04T00:44:33","name":"[libcamera-devel,v4,06/11] libcamera: v4l2_videodevice: Expose the device capabilities","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"e9d40b88e1db0eb8306f41fd93aa30905b8d6a00","submitter":{"id":2,"url":"https://patchwork.libcamera.org/api/1.1/people/2/?format=json","name":"Laurent Pinchart","email":"laurent.pinchart@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/3383/mbox/","series":[{"id":796,"url":"https://patchwork.libcamera.org/api/1.1/series/796/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=796","date":"2020-04-04T00:44:27","name":"Simple pipeline handler","version":4,"mbox":"https://patchwork.libcamera.org/series/796/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/3383/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/3383/checks/","tags":{},"headers":{"Return-Path":"","Received":["from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id CCBF4629B9\n\tfor ;\n\tSat, 4 Apr 2020 02:44:54 +0200 (CEST)","from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi\n\t[81.175.216.236])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 36D6113FE;\n\tSat, 4 Apr 2020 02:44:54 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"UWAsM77x\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1585961094;\n\tbh=EnlEjUTU/RU991YO/TMd74+L5ujET8zMYBBjLys4/yM=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=UWAsM77xeAdWlFiwNAIkITMUX2Hf3RBKXoCkzCpD5UnBdkgdqTmOmDHPDqSgYyhBE\n\tUJK8x+gotZIvwOp66bTId9BxYN+OI8Q4p/nvqKEChm2WdL+lS89VBkLkWprWQnTUFO\n\t5DVCvjPDT2huquEClF53bUTifszWqmMKGv+TYTuM=","From":"Laurent Pinchart ","To":"libcamera-devel@lists.libcamera.org","Cc":"Martijn Braam ,\n\tBenjamin GAIGNARD ,\n\tAndrey Konovalov ","Date":"Sat, 4 Apr 2020 03:44:33 +0300","Message-Id":"<20200404004438.17992-7-laurent.pinchart@ideasonboard.com>","X-Mailer":"git-send-email 2.24.1","In-Reply-To":"<20200404004438.17992-1-laurent.pinchart@ideasonboard.com>","References":"<20200404004438.17992-1-laurent.pinchart@ideasonboard.com>","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v4 06/11] libcamera: v4l2_videodevice:\n\tExpose the device capabilities","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Sat, 04 Apr 2020 00:44:55 -0000"},"content":"Add a caps() function that exposes the V4L2 capabilities for the device.\nThis is useful for generic code that can't hardcode any a priori\nknowledge of the device, such as in a simple pipeline handler.\n\nSigned-off-by: Laurent Pinchart \nReviewed-by: Niklas Söderlund \nReviewed-by: Jacopo Mondi \n---\n src/libcamera/include/v4l2_videodevice.h | 2 ++\n src/libcamera/v4l2_videodevice.cpp | 6 ++++++\n 2 files changed, 8 insertions(+)","diff":"diff --git a/src/libcamera/include/v4l2_videodevice.h b/src/libcamera/include/v4l2_videodevice.h\nindex 7b011d3b4e87..84d8d433b0ad 100644\n--- a/src/libcamera/include/v4l2_videodevice.h\n+++ b/src/libcamera/include/v4l2_videodevice.h\n@@ -205,6 +205,8 @@ public:\n \tconst char *deviceName() const { return caps_.card(); }\n \tconst char *busName() const { return caps_.bus_info(); }\n \n+\tconst V4L2Capability &caps() const { return caps_; }\n+\n \tint getFormat(V4L2DeviceFormat *format);\n \tint setFormat(V4L2DeviceFormat *format);\n \tstd::map> formats(uint32_t code = 0);\ndiff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp\nindex f7b98272d247..42b6c1ed1ef8 100644\n--- a/src/libcamera/v4l2_videodevice.cpp\n+++ b/src/libcamera/v4l2_videodevice.cpp\n@@ -759,6 +759,12 @@ void V4L2VideoDevice::close()\n * \\return The string containing the device location\n */\n \n+/**\n+ * \\fn V4L2VideoDevice::caps()\n+ * \\brief Retrieve the device V4L2 capabilities\n+ * \\return The device V4L2 capabilities\n+ */\n+\n std::string V4L2VideoDevice::logPrefix() const\n {\n \treturn deviceNode() + (V4L2_TYPE_IS_OUTPUT(bufferType_) ? \"[out]\" : \"[cap]\");\n","prefixes":["libcamera-devel","v4","06/11"]}