[{"id":692,"web_url":"https://patchwork.libcamera.org/comment/692/","msgid":"<20190130094952.GC4336@pendragon.ideasonboard.com>","date":"2019-01-30T09:49:52","subject":"Re: [libcamera-devel] [PATCH v2] libcamera: pipeline: uvcvideo: add\n\twarning if no default video device is found","submitter":{"id":2,"url":"https://patchwork.libcamera.org/api/people/2/","name":"Laurent Pinchart","email":"laurent.pinchart@ideasonboard.com"},"content":"Hi Niklas,\n\nThank you for the patch.\n\nOn Mon, Jan 28, 2019 at 01:51:18AM +0100, Niklas Söderlund wrote:\n> If for any reason a default video device is not found in the media graph\n> the creation of the UVC pipeline silently failed. This is not optimal\n> when debugging problems with the pipeline, add an error to notify the\n> user of the issue.\n> \n> Signed-off-by: Niklas Söderlund \n\nReviewed-by: Laurent Pinchart \n\n> ---\n> src/libcamera/pipeline/uvcvideo.cpp | 6 ++++++\n> 1 file changed, 6 insertions(+)\n> ---\n> * Changes since v1\n> - Make the log output an Error instead of a Warning\n> \n> diff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp\n> index c51e8bc1f2c2bf25..2ebdb2b9eb880174 100644\n> --- a/src/libcamera/pipeline/uvcvideo.cpp\n> +++ b/src/libcamera/pipeline/uvcvideo.cpp\n> @@ -8,12 +8,15 @@\n> #include \n> \n> #include \"device_enumerator.h\"\n> +#include \"log.h\"\n> #include \"media_device.h\"\n> #include \"pipeline_handler.h\"\n> #include \"v4l2_device.h\"\n> \n> namespace libcamera {\n> \n> +LOG_DEFINE_CATEGORY(UVC)\n> +\n> class PipelineHandlerUVC : public PipelineHandler\n> {\n> public:\n> @@ -60,6 +63,9 @@ bool PipelineHandlerUVC::match(DeviceEnumerator *enumerator)\n> \t}\n> \n> \tif (!video_ || video_->open()) {\n> +\t\tif (!video_)\n> +\t\t\tLOG(UVC, Error) << \"Could not find a default video device\";\n> +\n> \t\tmedia_->release();\n> \t\treturn false;\n> \t}","headers":{"Return-Path":"","Received":["from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4B61F60C78\n\tfor ;\n\tWed, 30 Jan 2019 10:49:54 +0100 (CET)","from pendragon.ideasonboard.com (85-76-73-0-nat.elisa-mobile.fi\n\t[85.76.73.0])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 3F17D41;\n\tWed, 30 Jan 2019 10:49:53 +0100 (CET)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1548841793;\n\tbh=qjqiI7UZ3BzHXAeF4DvrpDNlIZivClWz6Rmj0XanHpM=;\n\th=Date:From:To:Cc:Subject:References:In-Reply-To:From;\n\tb=gUxgqJTnGg+zjm4jpu++g1LgC7io6kHF9bcGJiSJvIwzzaZVWr5UPkF2xo3km3vsj\n\ti2uID1Jkbyeaf5yd3ePVRMzblyZflVF2YNCEZtIokH2o/tBbk9ZqlOm4ka0M3jxAwN\n\tuhFSEQzQcvp4lh0eyRM9VU9Y+yKUCkieuByKbyzU=","Date":"Wed, 30 Jan 2019 11:49:52 +0200","From":"Laurent Pinchart ","To":"Niklas =?utf-8?q?S=C3=B6derlund?= ","Cc":"libcamera-devel@lists.libcamera.org","Message-ID":"<20190130094952.GC4336@pendragon.ideasonboard.com>","References":"<20190128005118.27099-1-niklas.soderlund@ragnatech.se>","MIME-Version":"1.0","Content-Type":"text/plain; charset=utf-8","Content-Disposition":"inline","Content-Transfer-Encoding":"8bit","In-Reply-To":"<20190128005118.27099-1-niklas.soderlund@ragnatech.se>","User-Agent":"Mutt/1.10.1 (2018-07-13)","Subject":"Re: [libcamera-devel] [PATCH v2] libcamera: pipeline: uvcvideo: add\n\twarning if no default video device is found","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Wed, 30 Jan 2019 09:49:54 -0000"}},{"id":693,"web_url":"https://patchwork.libcamera.org/comment/693/","msgid":"<3370572f-dad1-acc1-4cb5-bd823891d39b@ideasonboard.com>","date":"2019-01-30T09:52:38","subject":"Re: [libcamera-devel] [PATCH v2] libcamera: pipeline: uvcvideo: add\n\twarning if no default video device is found","submitter":{"id":4,"url":"https://patchwork.libcamera.org/api/people/4/","name":"Kieran Bingham","email":"kieran.bingham@ideasonboard.com"},"content":"Hi Niklas,\n\nWith s/warning/error/ in the commit title:\n\nReviewed-by: Kieran Bingham \n\n\nOn 28/01/2019 00:51, Niklas Söderlund wrote:\n> If for any reason a default video device is not found in the media graph\n> the creation of the UVC pipeline silently failed. This is not optimal\n> when debugging problems with the pipeline, add an error to notify the\n> user of the issue.\n> \n> Signed-off-by: Niklas Söderlund \n> ---\n> src/libcamera/pipeline/uvcvideo.cpp | 6 ++++++\n> 1 file changed, 6 insertions(+)\n> ---\n> * Changes since v1\n> - Make the log output an Error instead of a Warning\n> \n> diff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp\n> index c51e8bc1f2c2bf25..2ebdb2b9eb880174 100644\n> --- a/src/libcamera/pipeline/uvcvideo.cpp\n> +++ b/src/libcamera/pipeline/uvcvideo.cpp\n> @@ -8,12 +8,15 @@\n> #include \n> \n> #include \"device_enumerator.h\"\n> +#include \"log.h\"\n> #include \"media_device.h\"\n> #include \"pipeline_handler.h\"\n> #include \"v4l2_device.h\"\n> \n> namespace libcamera {\n> \n> +LOG_DEFINE_CATEGORY(UVC)\n> +\n> class PipelineHandlerUVC : public PipelineHandler\n> {\n> public:\n> @@ -60,6 +63,9 @@ bool PipelineHandlerUVC::match(DeviceEnumerator *enumerator)\n> \t}\n> \n> \tif (!video_ || video_->open()) {\n> +\t\tif (!video_)\n> +\t\t\tLOG(UVC, Error) << \"Could not find a default video device\";\n> +\n> \t\tmedia_->release();\n> \t\treturn false;\n> \t}\n>","headers":{"Return-Path":"","Received":["from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 5C82360C78\n\tfor ;\n\tWed, 30 Jan 2019 10:52:42 +0100 (CET)","from [192.168.0.21]\n\t(cpc89242-aztw30-2-0-cust488.18-1.cable.virginm.net [86.31.129.233])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id BE06C41;\n\tWed, 30 Jan 2019 10:52:41 +0100 (CET)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1548841962;\n\tbh=u8M7fw7s9vLKCYY+6i57BHNI04Cm7NaxiZoo8AagdsI=;\n\th=Reply-To:Subject:To:References:From:Date:In-Reply-To:From;\n\tb=FQWdk631J0Aj5sHGewRoL3V2IdPMNh6J3tqS80GZ0RhSspCM0fJEOaS3KCx1e5VQG\n\tr8llcae6Jie9GqmX/Y+Tv928PH1yuc0+kOgTElziFPFBckIbDksyELpfNu+nNQgxe0\n\tbApz0g3MZYTT/f5tvFIx38vknWDbYl24GQYet3BI=","Reply-To":"kieran.bingham@ideasonboard.com","To":"=?utf-8?q?Niklas_S=C3=B6derlund?= ,\n\tlibcamera-devel@lists.libcamera.org","References":"<20190128005118.27099-1-niklas.soderlund@ragnatech.se>","From":"Kieran Bingham ","Openpgp":"preference=signencrypt","Autocrypt":"addr=kieran.bingham@ideasonboard.com; keydata=\n\tmQINBFYE/WYBEACs1PwjMD9rgCu1hlIiUA1AXR4rv2v+BCLUq//vrX5S5bjzxKAryRf0uHat\n\tV/zwz6hiDrZuHUACDB7X8OaQcwhLaVlq6byfoBr25+hbZG7G3+5EUl9cQ7dQEdvNj6V6y/SC\n\trRanWfelwQThCHckbobWiQJfK9n7rYNcPMq9B8e9F020LFH7Kj6YmO95ewJGgLm+idg1Kb3C\n\tpotzWkXc1xmPzcQ1fvQMOfMwdS+4SNw4rY9f07Xb2K99rjMwZVDgESKIzhsDB5GY465sCsiQ\n\tcSAZRxqE49RTBq2+EQsbrQpIc8XiffAB8qexh5/QPzCmR4kJgCGeHIXBtgRj+nIkCJPZvZtf\n\tKr2EAbc6tgg6DkAEHJb+1okosV09+0+TXywYvtEop/WUOWQ+zo+Y/OBd+8Ptgt1pDRyOBzL8\n\tRXa8ZqRf0Mwg75D+dKntZeJHzPRJyrlfQokngAAs4PaFt6UfS+ypMAF37T6CeDArQC41V3ko\n\tlPn1yMsVD0p+6i3DPvA/GPIksDC4owjnzVX9kM8Zc5Cx+XoAN0w5Eqo4t6qEVbuettxx55gq\n\t8K8FieAjgjMSxngo/HST8TpFeqI5nVeq0/lqtBRQKumuIqDg+Bkr4L1V/PSB6XgQcOdhtd36\n\tOe9X9dXB8YSNt7VjOcO7BTmFn/Z8r92mSAfHXpb07YJWJosQOQARAQABtDBLaWVyYW4gQmlu\n\tZ2hhbSA8a2llcmFuLmJpbmdoYW1AaWRlYXNvbmJvYXJkLmNvbT6JAkAEEwEKACoCGwMFCwkI\n\tBwIGFQgJCgsCBBYCAwECHgECF4ACGQEFAlnDk/gFCQeA/YsACgkQoR5GchCkYf3X5w/9EaZ7\n\tcnUcT6dxjxrcmmMnfFPoQA1iQXr/MXQJBjFWfxRUWYzjvUJb2D/FpA8FY7y+vksoJP7pWDL7\n\tQTbksdwzagUEk7CU45iLWL/CZ/knYhj1I/+5LSLFmvZ/5Gf5xn2ZCsmg7C0MdW/GbJ8IjWA8\n\t/LKJSEYH8tefoiG6+9xSNp1p0Gesu3vhje/GdGX4wDsfAxx1rIYDYVoX4bDM+uBUQh7sQox/\n\tR1bS0AaVJzPNcjeC14MS226mQRUaUPc9250aj44WmDfcg44/kMsoLFEmQo2II9aOlxUDJ+x1\n\txohGbh9mgBoVawMO3RMBihcEjo/8ytW6v7xSF+xP4Oc+HOn7qebAkxhSWcRxQVaQYw3S9iZz\n\t2iA09AXAkbvPKuMSXi4uau5daXStfBnmOfalG0j+9Y6hOFjz5j0XzaoF6Pln0jisDtWltYhP\n\tX9LjFVhhLkTzPZB/xOeWGmsG4gv2V2ExbU3uAmb7t1VSD9+IO3Km4FtnYOKBWlxwEd8qOFpS\n\tjEqMXURKOiJvnw3OXe9MqG19XdeENA1KyhK5rqjpwdvPGfSn2V+SlsdJA0DFsobUScD9qXQw\n\tOvhapHe3XboK2+Rd7L+g/9Ud7ZKLQHAsMBXOVJbufA1AT+IaOt0ugMcFkAR5UbBg5+dZUYJj\n\t1QbPQcGmM3wfvuaWV5+SlJ+WeKIb8ta5Ag0EVgT9ZgEQAM4o5G/kmruIQJ3K9SYzmPishRHV\n\tDcUcvoakyXSX2mIoccmo9BHtD9MxIt+QmxOpYFNFM7YofX4lG0ld8H7FqoNVLd/+a0yru5Cx\n\tadeZBe3qr1eLns10Q90LuMo7/6zJhCW2w+HE7xgmCHejAwuNe3+7yt4QmwlSGUqdxl8cgtS1\n\tPlEK93xXDsgsJj/bw1EfSVdAUqhx8UQ3aVFxNug5OpoX9FdWJLKROUrfNeBE16RLrNrq2ROc\n\tiSFETpVjyC/oZtzRFnwD9Or7EFMi76/xrWzk+/b15RJ9WrpXGMrttHUUcYZEOoiC2lEXMSAF\n\tSSSj4vHbKDJ0vKQdEFtdgB1roqzxdIOg4rlHz5qwOTynueiBpaZI3PHDudZSMR5Fk6QjFooE\n\tXTw3sSl/km/lvUFiv9CYyHOLdygWohvDuMkV/Jpdkfq8XwFSjOle+vT/4VqERnYFDIGBxaRx\n\tkoBLfNDiiuR3lD8tnJ4A1F88K6ojOUs+jndKsOaQpDZV6iNFv8IaNIklTPvPkZsmNDhJMRHH\n\tIu60S7BpzNeQeT4yyY4dX9lC2JL/LOEpw8DGf5BNOP1KgjCvyp1/KcFxDAo89IeqljaRsCdP\n\t7WCIECWYem6pLwaw6IAL7oX+tEqIMPph/G/jwZcdS6Hkyt/esHPuHNwX4guqTbVEuRqbDzDI\n\t2DJO5FbxABEBAAGJAiUEGAEKAA8CGwwFAlnDlGsFCQeA/gIACgkQoR5GchCkYf1yYRAAq+Yo\n\tnbf9DGdK1kTAm2RTFg+w9oOp2Xjqfhds2PAhFFvrHQg1XfQR/UF/SjeUmaOmLSczM0s6XMeO\n\tVcE77UFtJ/+hLo4PRFKm5X1Pcar6g5m4xGqa+Xfzi9tRkwC29KMCoQOag1BhHChgqYaUH3yo\n\tUzaPwT/fY75iVI+yD0ih/e6j8qYvP8pvGwMQfrmN9YB0zB39YzCSdaUaNrWGD3iCBxg6lwSO\n\tLKeRhxxfiXCIYEf3vwOsP3YMx2JkD5doseXmWBGW1U0T/oJF+DVfKB6mv5UfsTzpVhJRgee7\n\t4jkjqFq4qsUGxcvF2xtRkfHFpZDbRgRlVmiWkqDkT4qMA+4q1y/dWwshSKi/uwVZNycuLsz+\n\t+OD8xPNCsMTqeUkAKfbD8xW4LCay3r/dD2ckoxRxtMD9eOAyu5wYzo/ydIPTh1QEj9SYyvp8\n\tO0g6CpxEwyHUQtF5oh15O018z3ZLztFJKR3RD42VKVsrnNDKnoY0f4U0z7eJv2NeF8xHMuiU\n\tRCIzqxX1GVYaNkKTnb/Qja8hnYnkUzY1Lc+OtwiGmXTwYsPZjjAaDX35J/RSKAoy5wGo/YFA\n\tJxB1gWThL4kOTbsqqXj9GLcyOImkW0lJGGR3o/fV91Zh63S5TKnf2YGGGzxki+ADdxVQAm+Q\n\tsbsRB8KNNvVXBOVNwko86rQqF9drZuw=","Organization":"Ideas on Board","Message-ID":"<3370572f-dad1-acc1-4cb5-bd823891d39b@ideasonboard.com>","Date":"Wed, 30 Jan 2019 09:52:38 +0000","User-Agent":"Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101\n\tThunderbird/60.4.0","MIME-Version":"1.0","In-Reply-To":"<20190128005118.27099-1-niklas.soderlund@ragnatech.se>","Content-Type":"text/plain; charset=utf-8","Content-Language":"en-GB","Content-Transfer-Encoding":"8bit","Subject":"Re: [libcamera-devel] [PATCH v2] libcamera: pipeline: uvcvideo: add\n\twarning if no default video device is found","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Wed, 30 Jan 2019 09:52:42 -0000"}},{"id":700,"web_url":"https://patchwork.libcamera.org/comment/700/","msgid":"<20190130120205.GH19527@bigcity.dyn.berto.se>","date":"2019-01-30T12:02:06","subject":"Re: [libcamera-devel] [PATCH v2] libcamera: pipeline: uvcvideo: add\n\twarning if no default video device is found","submitter":{"id":5,"url":"https://patchwork.libcamera.org/api/people/5/","name":"Niklas Söderlund","email":"niklas.soderlund@ragnatech.se"},"content":"Hi,\n\nOn 2019-01-30 09:52:38 +0000, Kieran Bingham wrote:\n> Hi Niklas,\n> \n> With s/warning/error/ in the commit title:\n\nWith this fix pushed to master.\n\n> \n> Reviewed-by: Kieran Bingham \n> \n> \n> On 28/01/2019 00:51, Niklas Söderlund wrote:\n> > If for any reason a default video device is not found in the media graph\n> > the creation of the UVC pipeline silently failed. This is not optimal\n> > when debugging problems with the pipeline, add an error to notify the\n> > user of the issue.\n> > \n> > Signed-off-by: Niklas Söderlund \n> > ---\n> > src/libcamera/pipeline/uvcvideo.cpp | 6 ++++++\n> > 1 file changed, 6 insertions(+)\n> > ---\n> > * Changes since v1\n> > - Make the log output an Error instead of a Warning\n> > \n> > diff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp\n> > index c51e8bc1f2c2bf25..2ebdb2b9eb880174 100644\n> > --- a/src/libcamera/pipeline/uvcvideo.cpp\n> > +++ b/src/libcamera/pipeline/uvcvideo.cpp\n> > @@ -8,12 +8,15 @@\n> > #include \n> > \n> > #include \"device_enumerator.h\"\n> > +#include \"log.h\"\n> > #include \"media_device.h\"\n> > #include \"pipeline_handler.h\"\n> > #include \"v4l2_device.h\"\n> > \n> > namespace libcamera {\n> > \n> > +LOG_DEFINE_CATEGORY(UVC)\n> > +\n> > class PipelineHandlerUVC : public PipelineHandler\n> > {\n> > public:\n> > @@ -60,6 +63,9 @@ bool PipelineHandlerUVC::match(DeviceEnumerator *enumerator)\n> > \t}\n> > \n> > \tif (!video_ || video_->open()) {\n> > +\t\tif (!video_)\n> > +\t\t\tLOG(UVC, Error) << \"Could not find a default video device\";\n> > +\n> > \t\tmedia_->release();\n> > \t\treturn false;\n> > \t}\n> > \n> \n> -- \n> Regards\n> --\n> Kieran","headers":{"Return-Path":"","Received":["from mail-lj1-x242.google.com (mail-lj1-x242.google.com\n\t[IPv6:2a00:1450:4864:20::242])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 2011360C78\n\tfor ;\n\tWed, 30 Jan 2019 13:02:08 +0100 (CET)","by mail-lj1-x242.google.com with SMTP id l15-v6so20486897lja.9\n\tfor ;\n\tWed, 30 Jan 2019 04:02:08 -0800 (PST)","from localhost (89-233-230-99.cust.bredband2.com. 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