ksvideosrc with video capture card

[Josh D]

Try using autovideoconvert instead, and then try increasing debug levels to
see what caps negotiation is looking like.

On Tue, Oct 1, 2019, 4:01 AM Lóránt Labádi <lorant.labadi at dexonsystems.com>
wrote:

> Thanks your answer I tried it, but  I got very similar error:
>
>
> C:\gstreamer\1.0\x86\bin>gst-launch-1.0 ksvideosrc
> device-path="\\\\\?\\pci\#ven_1c04\&dev_0010\&subsys_00111c04\&rev_01\#8\&248d93ad\&0\&003000480008\#\{6994ad05-93ef-11d0-a3cc-00a0c9223196\}\\\{9624a342-fbea-4bed-9765-273e5d690387\}"
> ! videoconvert  ! autovideosink
> Setting pipeline to PAUSED ...
> 0:00:00.112066500   624   0259B200 WARN            d3dvideosink
> d3dhelpers.c:1146:d3d_set_window_handle:<autovideosink0-actual-sink-d3dvideo>
> Window HWND already set to: 0
> 0:00:00.150439800   624   02597820 WARN              ksvideosrc
> gstksvideosrc.c:460:gst_ks_video_src_open_device:<ksvideosrc0> failed to
> create/open KsClock
> 0:00:00.164841600   624   02597780 FIXME                default
> gstutils.c:3981:gst_pad_create_stream_id_interPipeline is live and does not
> need PREROLL ...
> nal:<ksvideosrc0:src>Setting pipeline to PLAYING ...
>  Creating random stream-id, consider implementing a deterministic way of
> creating a stream-id
> New clock: GstSystemClo0:00:00.177084100 ck
>    02597780 WARN                 basesrc
> gstbasesrc.c:3072:gst_base_src_loop:<ksvideosrc0> error: Internal data
> stream error.
> 0:00:00.181807300   624   02597780 WARN                 basesrc
> gstbasesrc.c:3072:gst_base_src_loop:<ksvideosrc0> error: streaming stopped,
> reason not-negotiated (-4)
> ERROR: from element /GstPipeline:pipeline0/GstKsVideoSrc:ksvideosrc0:
> Internal data stream error.
> Additional debug info:
> ../libs/gst/base/gstbasesrc.c(3072): gst_base_src_loop ():
> /GstPipeline:pipeline0/GstKsVideoSrc:ksvideosrc0:
> streaming stopped, reason not-negotiated (-4)
> Execution ended after 0:00:00.027380300
> Setting pipeline to PAUSED ...
> Setting pipeline to READY ...
> Setting pipeline to NULL ...
> 0:00:00.211291000   624   0259B200 WARN            d3dvideosink
> d3dhelpers.c:1146:d3d_set_window_handle:<autovideosink0-actual-sink-d3dvideo>
> Window HWND already set to: 0
> Freeing pipeline ...
>
>
>
> 2019. 09. 30. 21:56 keltezéssel, Nicolas Dufresne írta:
>
> Le lundi 30 septembre 2019 à 15:59 +0200, Lóránt Labádi a écrit :
>
> Hi guys,
>
> I'm trying to capture video from a frame grabber card but I got an issue:
>
> gst_device_monitor's output:
>
> Device found:
>
>          name  : D4-PREV8 PCIe Video Capture
>          class : Video/Source
>          caps  : video/x-raw, format=(string)BGRx, width=(int)[ 64, 3840
> ], height=(int)[ 1, 2160 ], framerate=(fraction)[ 0/1, 60/1 ],
> pixel-aspect-ratio=(fraction)1/1;
>          gst-launch-1.0 ksvideosrc
> device-path="\\\\\?\\pci\#ven_1c04\&dev_0010\&subsys_00111c04\&rev_01\#8\&2d8ac41c\&0\&002800480008\#\{6994ad05-93ef-11d0-a3cc-00a0c9223196\}\\\{46d01bbe-d9d5-4027-a95f-c01ae2ade565\}"
> ! ...
>
>
> I tried:
>
> gst-launch-1.0 ksvideosrc
> device-path="\\\\\?\\pci\#ven_1c04\&dev_0010\&subsys_00111c04\&rev_01\#8\&2d8ac41c\&0\&002800480008\#\{6994ad05-93ef-11d0-a3cc-00a0c9223196\}\\\{46d01bbe-d9d5-4027-a95f-c01ae2ade565\}"
> ! autovideosink
>
> The log output:
>
> Setting pipeline to PAUSED ...
> 0:00:00.103031700  2920   02475E20 WARN            d3dvideosink
> d3dhelpers.c:1146:d3d_set_window_handle:<autovideosink0-actual-sink-d3dvideo>
> Window HWND already set to: 0
> 0:00:00.143475100  2920   0247A500 WARN              ksvideosrc
> gstksvideosrc.c:460:gst_ks_video_src_open_device:<ksvideosrc0> failed to
> create/open KsClock
> 0:00:00.155500600  2920   0247A550 FIXME                default
> gstutils.c:3981:gst_pad_create_stream_id_internal:<ksvideosrc0:src>
> CreatingPipeline is live and does not need PRE random stream-id,
> consider implementing a deterministic way of creating a stream-id
> ROLL ...
> 0:00:00.167675900 Setting pipeline to PLAYING ...
>   2920New clock: GstSystemClock
>     0247A550 WARN                 basesrc
> gstbasesrc.c:3072:gst_base_src_loop:<ksvideosrc0> error: Internal data
> stream error.
> 0:00:00.174636900  2920   0247A550 WARN                 basesrc
> gstbasesrc.c:3072:gst_base_src_loop:<ksvideosrc0> error: streaming
> stopped, reason not-negotiated (-4)
>
> It's likely the pixel format from the capture which is not compatible
> with d3dvideosink, try adding videoconvert in between.
>
>
> ERROR: from element /GstPipeline:pipeline0/GstKsVideoSrc:ksvideosrc0:
> Internal data stream error.
> Additional debug info:
> ../libs/gst/base/gstbasesrc.c(3072): gst_base_src_loop ():
> /GstPipeline:pipeline0/GstKsVideoSrc:ksvideosrc0:
> streaming stopped, reason not-negotiated (-4)
> Execution ended after 0:00:00.025105200
> Setting pipeline to PAUSED ...
> Setting pipeline to READY ...
> Setting pipeline to NULL ...
> 0:00:00.207579700  2920   02475E20 WARN            d3dvideosink
> d3dhelpers.c:1146:d3d_set_window_handle:<autovideosink0-actual-sink-d3dvideo>
> Window HWND already set to: 0
> Freeing pipeline ...
>
>
> Can you guys help me with this, please?
>
> Thanks,
> Lorant
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