[Gstreamer-bugs] [Bug 139617] New: - v4l2src ! spider ! ximagesink : crashes

[bugzilla-daemon at widget.gnome.org]

http://bugzilla.gnome.org/show_bug.cgi?id=139617
GStreamer | gst-plugins | Ver: HEAD CVS

           Summary: v4l2src ! spider ! ximagesink : crashes
           Product: GStreamer
           Version: HEAD CVS
          Platform: Other
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins
        AssignedTo: gstreamer-maint at bugzilla.gnome.org
        ReportedBy: bugs at leroutier.net
         QAContact: gstreamer-maint at bugzilla.gnome.org


first, i'm using basicgthread as scheduler

ERROR         v4l2src(22949)
v4l2src_calls.c(216):gst_v4l2src_set_capture:<v4l2src0> (null)
ERROR         v4l2src(22949)
v4l2src_calls.c(216):gst_v4l2src_set_capture:<v4l2src0> failed to set
pixelformat to 4:1:0, planar, Y-Cb-Cr @ 48x32 for device /dev/video0:
Périphérique ou ressource occupé
ERROR: from element /pipeline0/v4l2src0: Could not get/set settings from/on
resource.
Additional debug info:
v4l2src_calls.c(216): gst_v4l2src_set_capture: /pipeline0/v4l2src0:
failed to set pixelformat to 4:1:0, planar, Y-Cb-Cr @ 48x32 for device
/dev/video0: Périphérique ou ressource occupé

Program received signal SIGSEGV, Segmentation fault.
0x4094ce9d in gst_basic_scheduler_error (sched=0x81e8d88, element=0x0) at
gstbasicscheduler.c:1230

it's the only app actually using this device

back-trace :

#0  0x4094ce9d in gst_basic_scheduler_error (sched=0x81e8d88, element=0x0) at
gstbasicscheduler.c:1230
#1  0x4006c9fd in gst_scheduler_error (sched=0x81e8d88, element=0x81c6208) at
gstscheduler.c:454
#2  0x4004e175 in gst_element_error_full (element=0x81c6208, domain=364,
code=13, message=0x1 <Address 0x1 out of bounds>, debug=0x0, file=0x81e8b20 "",
    function=0x81e8b20 "", line=136219424) at gstelement.c:2519
#3  0x407efa11 in gst_v4l2src_set_capture (v4l2src=0x81c6208, fmt=0x81ec280,
width=48, height=32) at v4l2src_calls.c:213
#4  0x407ed459 in gst_v4l2src_link (pad=0x81c6708, caps=0x81f6d30) at
gstv4l2src.c:735
#5  0x4005bb33 in gst_pad_link_call_link_functions (link=0x81f4af0) at gstpad.c:1207
#6  0x4005c08a in gst_pad_link_try (link=0x81f4af0) at gstpad.c:1301
#7  0x40936aa3 in gst_spider_identity_link (pad=0x81e61a0, caps=0x81e8b20) at
gstspideridentity.c:261
#8  0x4005bb33 in gst_pad_link_call_link_functions (link=0x809e258) at gstpad.c:1207
#9  0x4005c08a in gst_pad_link_try (link=0x809e258) at gstpad.c:1301
#10 0x4004ef80 in gst_element_negotiate_pads (element=0x809e8c0) at
gstelement.c:2798
#11 0x4004f66e in gst_element_change_state (element=0x809e8c0) at gstelement.c:2902
#12 0x41a8e55f in gst_ffmpegcolorspace_change_state (element=0x809e8c0) at
gstffmpegcolorspace.c:356
#13 0x4004eaeb in gst_element_set_state (element=0x809e8c0,
state=GST_STATE_PLAYING) at gstelement.c:2709
#14 0x4004e5c4 in gst_element_sync_state_with_parent (element=0x809e8c0) at
gstelement.c:2615
#15 0x409359bb in gst_spider_create_and_plug (conn=0x81e81d8,
plugpath=0x81f2c68) at gstspider.c:571
#16 0x4093610b in gst_spider_plug_from_srcpad (conn=0x81e81d8, srcpad=0x2d2) at
gstspider.c:724
#17 0x40935dfa in gst_spider_plug (conn=0x81e81d8) at gstspider.c:653
#18 0x409355a8 in gst_spider_identity_plug (ident=0x81e82d0) at gstspider.c:496
#19 0x4093721d in gst_spider_identity_change_state (element=0x81e82d0) at
gstspideridentity.c:387
#20 0x4004eaeb in gst_element_set_state (element=0x81e82d0,
state=GST_STATE_PLAYING) at gstelement.c:2709
#21 0x40040a87 in gst_bin_change_state (element=0x81e46c8) at gstbin.c:746
#22 0x4004eaeb in gst_element_set_state (element=0x81e46c8,
state=GST_STATE_PLAYING) at gstelement.c:2709
#23 0x40040a87 in gst_bin_change_state (element=0x81e8708) at gstbin.c:746
#24 0x40064d91 in gst_pipeline_change_state (element=0x81e8708) at gstpipeline.c:179
#25 0x4004eaeb in gst_element_set_state (element=0x81e8708,
state=GST_STATE_PLAYING) at gstelement.c:2709
#26 0x0804a52f in main (argc=7, argv=0xbffff5d4) at gst-launch.c:483

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