gstreamer command Issue.

Yair Reshef yair99 at gmail.com
Fri Apr 24 12:14:56 UTC 2020


Try to force the caps out of the camera using caps filter, remove the flip
and makes this as lean as possible

You can debug less eith
Gst_debug=pylo*:5

See the transform_to warning


On Fri, Apr 24, 2020, 08:24 isshed <isshed.sip at gmail.com> wrote:

> Hi experts,
>
> I ran the command with debug level 5. As the log file size is huge (38MB)
> I am only pasting the errors messages
>
> $ **GST_DEBUG=*:5 gst-launch-1.0 -v pylonsrc height=720 width=1280 fps=25
> ! videoflip method=vertical-flip ! videoconvert ! x264enc ! rtph264pay
> name=pay0 pt=96 &> ~/Downloads/log.txt**
>
>  cat ~/Downloads/log.txt | grep Error
> ```
> 0:00:00.161329355   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin54>
> g_dir_open(/dev/v4l2) failed: Error opening directory '/dev/v4l2': No such
> file or directory
> 0:00:00.161705188   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/home/issac_admin/.frei0r-1/lib) failed: Error opening directory
> '/home/issac_admin/.frei0r-1/lib': No such file or directory
> 0:00:00.161723213   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/lib/x86_64-linux-gnu/frei0r-1) failed: Error opening
> directory '/usr/lib/x86_64-linux-gnu/frei0r-1': No such file or directory
> 0:00:00.161736426   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/lib/frei0r-1) failed: Error opening directory
> '/usr/lib/frei0r-1': No such file or directory
> 0:00:00.161750390   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/local/lib/frei0r-1) failed: Error opening directory
> '/usr/local/lib/frei0r-1': No such file or directory
> 0:00:00.161764200   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/lib32/frei0r-1) failed: Error opening directory
> '/usr/lib32/frei0r-1': No such file or directory
> 0:00:00.161776922   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/local/lib32/frei0r-1) failed: Error opening directory
> '/usr/local/lib32/frei0r-1': No such file or directory
> 0:00:00.161789749   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/lib64/frei0r-1) failed: Error opening directory
> '/usr/lib64/frei0r-1': No such file or directory
> 0:00:00.161801605   543      0x225aa00 DEBUG     GST_PLUGIN_LOADING
> gstplugin.c:1549:gst_plugin_ext_dep_scan_dir_and_match_names:<plugin132>
> g_dir_open(/usr/local/lib64/frei0r-1) failed: Error opening directory
> '/usr/local/lib64/frei0r-1': No such file or directory
> 0:00:26.742165803   543      0x24794f0 WARN               structure
> gststructure.c:1935:priv_gst_structure_append_to_gstring: No value
> transform to serialize field 'gerror' of type 'GError'
> 0:00:26.742160835   543      0x24794f0 DEBUG                GST_BUS
> gstbus.c:311:gst_bus_post:<bus0> [msg 0x2484690] posting on bus error
> message: 0x2484690, time 99:99:99.999999999, seq-num 49, element
> 'pylonsrc0', GstMessageError, gerror=(GError)NULL,
> debug=(string)"gstbasesrc.c\(2948\):\ gst_base_src_loop\ \(\):\
> /GstPipeline:pipeline0/GstPylonSrc:pylonsrc0:\012streaming\ task\ paused\,\
> reason\ not-linked\ \(-1\)";
> 0:00:26.742214043   543      0x24794f0 WARN               structure
> gststructure.c:1935:priv_gst_structure_append_to_gstring: No value
> transform to serialize field 'gerror' of type 'GError'
> 0:00:26.742211105   543      0x24794f0 DEBUG                GST_BUS
> gstbus.c:311:gst_bus_post:<bus1> [msg 0x2484690] posting on bus error
> message: 0x2484690, time 99:99:99.999999999, seq-num 49, element
> 'pylonsrc0', GstMessageError, gerror=(GError)NULL,
> debug=(string)"gstbasesrc.c\(2948\):\ gst_base_src_loop\ \(\):\
> /GstPipeline:pipeline0/GstPylonSrc:pylonsrc0:\012streaming\ task\ paused\,\
> reason\ not-linked\ \(-1\)";
> 0:00:26.742347759   543      0x225aa00 WARN               structure
> gststructure.c:1935:priv_gst_structure_append_to_gstring: No value
> transform to serialize field 'gerror' of type 'GError'
> 0:00:26.742338192   543      0x225aa00 DEBUG                GST_BUS
> gstbus.c:791:gst_bus_source_dispatch:<bus1> source 0x2276110 calling
> dispatch with error message: 0x2484690, time 99:99:99.999999999, seq-num
> 49, element 'pylonsrc0', GstMessageError, gerror=(GError)NULL,
> debug=(string)"gstbasesrc.c\(2948\):\ gst_base_src_loop\ \(\):\
> /GstPipeline:pipeline0/GstPylonSrc:pylonsrc0:\012streaming\ task\ paused\,\
> reason\ not-linked\ \(-1\)";
> ```
>
> Any clue with these logs. Let me know if you need more info.
>
> Thanks,
> Issac
>
> On Mon, Apr 20, 2020 at 7:00 PM Josh Doe <josh at joshdoe.com> wrote:
>
>> On Mon, Apr 20, 2020 at 2:06 AM isshed <isshed.sip at gmail.com> wrote:
>>
>>> Below is the command working fine
>>>
>>> # gst-launch-1.0 pylonsrc ! "video/x-raw, format=GRAY8, width=1280,
>>> height=720" ! identity silent=0 ! videoconvert ! autovideosink
>>>
>>
>>  Just a note that right now pylonsrc doesn't use anything other than the
>> format from caps negotiation, so just use "video/x-raw,format=GRAY8" if you
>> want to force it, or drop it altogether to auto negotiate. I thought of
>> adding negotiation of width and height, but then do we center, crop, scale,
>> etc.
>> _______________________________________________
>> gstreamer-devel mailing list
>> gstreamer-devel at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>>
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/gstreamer-devel/attachments/20200424/2f600187/attachment.htm>


More information about the gstreamer-devel mailing list