gst-launch --gst-debug=v4l2src:5 v4l2src ! 'video/x-raw-yuv,f
ormat=(fourcc)YUY2,width=640,height=480,framerate=5/1' ! omx_videosink sync=fals
e
Setting pipeline to PAUSED ...
0:00:02.696310150  1581    0x16050 INFO                 v4l2src gstv4l2src.c:626:gst_v4l2src_get_caps:<v4l2src0> probed caps: 0xb4bc0
0:00:02.697784350  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:465:gst_v4l2src_negotiate:<v4l2src0> caps of src: 0xb4c40
0:00:02.697898850  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:466:gst_v4l2src_negotiate:<v4l2src0> thiscaps: 0xb4c40
0:00:02.698354750  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:474:gst_v4l2src_negotiate:<v4l2src0> caps of peer: 0xb4ce0
0:00:02.698446850  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:475:gst_v4l2src_negotiate:<v4l2src0> peercaps: 0xb4ce0
0:00:02.698536700  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:485:gst_v4l2src_negotiate:<v4l2src0> peer: 0xb4d00
0:00:02.698607550  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:486:gst_v4l2src_negotiate:<v4l2src0> ipcaps: 0xb4d00
0:00:02.699020300  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:498:gst_v4l2src_negotiate:<v4l2src0> intersect: 0xb4d20
0:00:02.699101200  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:499:gst_v4l2src_negotiate:<v4l2src0> icaps: 0xb4d20
0:00:02.699526200  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:553:gst_v4l2src_negotiate:<v4l2src0> fixated to: 0xb4d20
0:00:02.699613550  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:554:gst_v4l2src_negotiate:<v4l2src0> caps: 0xb4d20

 Mode set is 0
0:00:02.725228350  1581    0x16050 DEBUG                v4l2src gstv4l2src.c:705:gst_v4l2src_set_caps:<v4l2src0> trying to set_capture 640x480)
0:00:02.725377400  1581    0x16050 DEBUG                v4l2src v4l2src_calls.c:244:gst_v4l2src_set_capture:<v4l2src0> Desired framerate: 5/1
0:00:02.725474250  1581    0x16050 DEBUG                v4l2src v4l2src_calls.c:260:gst_v4l2src_set_capture:<v4l2src0> Desired framerate alreat
0:00:02.725606000  1581    0x16050 INFO                 v4l2src v4l2src_calls.c:299:gst_v4l2src_set_capture:<v4l2src0> Set framerate to 5/1 an0
0:00:02.725701750  1581    0x16050 DEBUG                v4l2src v4l2src_calls.c:313:gst_v4l2src_capture_init:<v4l2src0> initializing the captum
0:00:02.725777500  1581    0x16050 LOG                  v4l2src v4l2src_calls.c:323:gst_v4l2src_capture_init:<v4l2src0> initiating buffer pool
0:00:02.730719150  1581    0x16050 INFO                 v4l2src v4l2src_calls.c:352:gst_v4l2src_capture_init:<v4l2src0> capturing buffers via )
0:00:02.730877650  1581    0x16050 DEBUG                v4l2src v4l2src_calls.c:399:gst_v4l2src_capture_start:<v4l2src0> starting the capturing
0:00:02.742011400  1581    0x16050 LOG                  v4l2src gstv4l2src.c:824:gst_v4l2src_unlock_stop:<v4l2src0> No longer flushing
Pipeline is live and does not need PREROLL ...
Setting pipeline to PLAYING ...
0:00:02.748257750  1581    0x16050 LOG                  v4l2src gstv4l2src.c:824:gst_v4l2src_unlock_stop:<v4l2src0> No longer flushing
New clock: GstSystemClock
0:00:02.750535800  1581   0x166d50 DEBUG                v4l2src v4l2src_calls.c:113:gst_v4l2src_grab_frame:<v4l2src0> grab frame
0:00:03.944224050  1581   0x166d50 INFO                 v4l2src gstv4l2src.c:1054:gst_v4l2src_create:<v4l2src0> sync to 0:00:00.200000000
ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Internal data flow error.
Additional debug info:
gstbasesrc.c(2574): gst_base_src_loop (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:
streaming task paused, reason not-negotiated (-4)
Execution ended after 1198989650 ns.
Setting pipeline to PAUSED ...
0:00:03.948170550  1581    0x16050 LOG                  v4l2src gstv4l2src.c:813:gst_v4l2src_unlock:<v4l2src0> Flushing
Setting pipeline to READY ...
0:00:03.949502100  1581    0x16050 LOG                  v4l2src gstv4l2src.c:813:gst_v4l2src_unlock:<v4l2src0> Flushing
0:00:03.949638900  1581    0x16050 LOG                  v4l2src gstv4l2src.c:824:gst_v4l2src_unlock_stop:<v4l2src0> No longer flushing
0:00:03.950683600  1581    0x16050 DEBUG                v4l2src v4l2src_calls.c:432:gst_v4l2src_capture_stop:<v4l2src0> stopping capturing
0:00:03.952034850  1581    0x16050 DEBUG                v4l2src v4l2src_calls.c:469:gst_v4l2src_capture_deinit:<v4l2src0> deinitting capture sm
Setting pipeline to NULL ...
Freeing pipeline ...