tcpserversink fails to set_state

[Krutskikh Ivan]

Anyone?

2017-05-16 10:01 GMT+03:00 Krutskikh Ivan <stein.hak at gmail.com>:

> I'm still stumbled with this one. Any help would be appreciated.
>
> 2017-04-18 11:46 GMT+03:00 Krutskikh Ivan <stein.hak at gmail.com>:
>
>> Hi, everyone
>>
>> The thing I want to accomplish is this:
>>
>> Parse pipeline from template like:
>>
>> rtspsrc name=source latency=100 ! queue ! rtph264depay  ! mpegtsmux name=mux !  tcpserversink port=0  name=sink
>>
>> Connect client_added to code:
>>
>> def add_client(self, sink, gsock):
>>    print 'Adding client for input:', self.input
>>    self.mainbin.set_state(Gst.State.PLAYING)
>>    state = self.mainbin.get_state(5 * Gst.SECOND)  # Wait 5 seconds for pipeline to become playing. If not- panic
>>    if state[1] != Gst.State.PLAYING:
>>       print 'Failed to start pipeline in time'
>>       self.interrupt = 1
>>    else:
>>       self.clients[gsock] = time.time()
>>
>> and set mainbin to state Gst.State.READY.
>>
>> So in theory pipeline would be set to Gst.State.PLAYING upon connection of the first client. But something diffetent is happening:
>>
>>
>>
>> 0:00:10.181936142 22902      0x2fd3720 INFO              GST_STATES
>> gstbin.c:2316:gst_bin_element_set_state:<sink0> current READY pending
>> VOID_PENDING, desired next PAUSED
>> 0:00:10.181958384 22902      0x2fd3720 INFO              GST_STATES
>> gstelement.c:2657:gst_element_change_state:<sink0> have FAILURE
>> change_state return
>> 0:00:10.181964597 22902      0x2fd3720 INFO              GST_STATES
>> gstelement.c:2247:gst_element_abort_state:<sink0> aborting state from
>> READY to PAUSED
>> 0:00:10.181970952 22902      0x2fd3720 INFO              GST_STATES
>> gstbin.c:2780:gst_bin_change_state_func:<pipeline0> child 'sink0' failed
>> to go to state 3(PAUSED)
>> 0:00:10.181982111 22902      0x2fd3720 INFO              GST_STATES
>> gstelement.c:2657:gst_element_change_state:<sink0> have FAILURE
>> change_state return
>> 0:00:10.181986271 22902      0x2fd3720 INFO              GST_STATES
>> gstelement.c:2247:gst_element_abort_state:<sink0> aborting state from
>> READY to READY
>> 0:00:10.181991927 22902      0x2fd3720 WARN                     bin
>> gstbin.c:2642:reset_state:<sink0> Failed to switch back down to READY
>>
>> Is my scenario possible and what can I do about it?
>>
>> Thanks in advance!
>>
>>
>
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