[gst-devel] rtp transmit occur "not-negotiated (-4)" error

[guodecn]

I can't find the problem from the print information,you may add the
"videoscale" between ffmepgcolorspace and ximagesink, and have a test. 


citywolf wrote:
> 
> hi,guodecn.
> 
> i tried the server you gived to me again,it still showed nothing.i use
> GST_DEBUG=3,it prints the following:
> 
> 
> 0:00:02.441339456 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2148:gst_element_continue_state:<pipeline0> completed state
> change to PAUSED
> 0:00:02.441368511 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2161:gst_element_continue_state:<pipeline0> posting
> state-changed READY to PAUSED
> Pipeline is live and does not need PREROLL ... 
> Setting pipeline to PLAYING ... 
> 0:00:02.442507269 20844 0x804e050 WARN                   bin
> gstbin.c:2080:do_bin_latency:<pipeline0> failed to query latency
> 0:00:02.442565659 20844 0x804e050 INFO            GST_STATES
> gstbin.c:2197:gst_bin_change_state_func:<pipeline0> child 'ximagesink0' is
> changing state asynchronously to PLAYING
> 0:00:02.442603655 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2148:gst_element_continue_state:<ffmpegcsp0> completed state
> change to PLAYING
> 0:00:02.443110732 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2161:gst_element_continue_state:<ffmpegcsp0> posting
> state-changed PAUSED to PLAYING
> 0:00:02.443168843 20844 0x804e050 INFO            GST_STATES
> gstbin.c:2191:gst_bin_change_state_func:<pipeline0> child 'ffmpegcsp0'
> changed state to 4(PLAYING) successfully
> 0:00:02.443217176 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2148:gst_element_continue_state:<ffdec_h2640> completed state
> change to PLAYING
> 0:00:02.443246232 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2161:gst_element_continue_state:<ffdec_h2640> posting
> state-changed PAUSED to PLAYING
> 0:00:02.443284507 20844 0x804e050 INFO            GST_STATES
> gstbin.c:2191:gst_bin_change_state_func:<pipeline0> child 'ffdec_h2640'
> changed state to 4(PLAYING) successfully
> 0:00:02.443382290 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2148:gst_element_continue_state:<rtph264depay0> completed
> state change to PLAYING
> 0:00:02.443411905 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2161:gst_element_continue_state:<rtph264depay0> posting
> state-changed PAUSED to PLAYING
> 0:00:02.443449342 20844 0x804e050 INFO            GST_STATES
> gstbin.c:2191:gst_bin_change_state_func:<pipeline0> child 'rtph264depay0'
> changed state to 4(PLAYING) successfully
> 0:00:02.449094796 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2148:gst_element_continue_state:<udpsrc0> completed state
> change to PLAYING
> 0:00:02.449146761 20844 0x804e050 INFO            GST_STATES
> gstelement.c:2161:gst_element_continue_state:<udpsrc0> posting
> state-changed PAUSED to PLAYING
> 0:00:02.449205431 20844 0x804e050 INFO            GST_STATES
> gstbin.c:2191:gst_bin_change_state_func:<pipeline0> child 'udpsrc0'
> changed state to 4(PLAYING) successfully
> New clock: GstSystemClock
> 
> 

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