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7 commits

Author SHA1 Message Date
Mathieu Duponchelle
1094b89c3d docs: mark more types as plugin API 2020-06-23 12:09:12 -04:00
Thibault Saunier
b283b3b544 plugin: Fix a race removing tracks from timeline from the wrong thread 
The case was that the timeline state was being changed from the parent
composition's action thread before the timeline was committed, leading
to the SELECT_STREAM event to be pushed from the track to the nested
timeline from the wrong composition thread.

```
**
GES:ERROR:../subprojects/gst-editing-services/ges/ges-track.c:1263:ges_track_remove_element: assertion failed: (track->priv->valid_thread == g_thread_self())
Bail out! GES:ERROR:../subprojects/gst-editing-services/ges/ges-track.c:1263:ges_track_remove_element: assertion failed: (track->priv->valid_thread == g_thread_self())

   Thread 1 (Thread 0x7f6ec2d43700 (LWP 1228982)):
   #0  0x00007f6ed85b2a25 in raise () at /lib64/libc.so.6
   #1  0x00007f6ed859b895 in abort () at /lib64/libc.so.6
   #2  0x00007f6ed899cb8c in g_assertion_message (domain=<optimized out>, file=0x7f6ed8d7fd58 "../subprojects/gst-editing-services/ges/ges-track.c", line=<optimized out>, func=<optimized out>, message=<optimized out>) at ../glib/gtestutils.c:2914
   #3  0x00007f6ed89fa9ff in g_assertion_message_expr (domain=domain@entry=0x7f6ed8d76875 "GES", file=file@entry=0x7f6ed8d7fd58 "../subprojects/gst-editing-services/ges/ges-track.c", line=line@entry=1263, func=func@entry=0x7f6ed8d805b0 <__func__.6> "ges_track_remove_element", expr=expr@entry=0x7f6ed8d801e8 "track->priv->valid_thread == g_thread_self()") at ../glib/gtestutils.c:2940
   #4  0x00007f6ed8d2658f in ges_track_remove_element (track=track@entry=0x7f6eb4119b20 [GESAudioTrack], object=object@entry=0x106f240 [GESAudioUriSource]) at ../subprojects/gst-editing-services/ges/ges-track.c:1263
   #5  0x00007f6ed8d10842 in ges_clip_empty_from_track (clip=0x7f6e7803ee80 [GESUriClip], track=track@entry=0x7f6eb4119b20 [GESAudioTrack]) at ../subprojects/gst-editing-services/ges/ges-clip.c:1086
   #6  0x00007f6ed8d01453 in ges_timeline_remove_track (timeline=timeline@entry=0x7f6e6c01ae50 [GESTimeline], track=0x7f6eb4119b20 [GESAudioTrack]) at ../subprojects/gst-editing-services/ges/ges-timeline.c:2460
   #7  0x00007f6ed8d0286b in ges_timeline_send_event (element=<optimized out>, event=<optimized out>) at ../subprojects/gst-editing-services/ges/ges-timeline.c:484
   #8  0x00007f6ed8bf466c in gst_element_send_event (element=0x7f6e6c01ae50 [GESTimeline], event=event@entry=0x7f6eb410f9f0) at ../subprojects/gstreamer/gst/gstelement.c:1934
   #9  0x00007f6ed8d242cd in ges_track_handle_message (bin=0xd846f0 [GESVideoTrack], message=0x7f6eb411ac90) at ../subprojects/gst-editing-services/ges/ges-track.c:477
   #10 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #11 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0xfdf440 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #12 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x10261d0 [NleComposition], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #13 0x00007f6ed8bccbee in gst_bin_post_message (element=0x10261d0 [NleComposition], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #14 0x00007f6ed8bf4b66 in gst_element_post_message (element=0x10261d0 [NleComposition], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #15 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #16 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0xfdf2c0 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #17 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x1029110 [GstBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #18 0x00007f6ed8bccbee in gst_bin_post_message (element=0x1029110 [GstBin], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #19 0x00007f6ed8bf4b66 in gst_element_post_message (element=0x1029110 [GstBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #20 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #21 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0xfdf500 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #22 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0xd705e0 [NleSource], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #23 0x00007f6ed8bccbee in gst_bin_post_message (element=0xd705e0 [NleSource], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #24 0x00007f6ed8bf4b66 in gst_element_post_message (element=0xd705e0 [NleSource], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #25 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #26 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0x1042400 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #27 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x1029450 [GstBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #28 0x00007f6ed8bccbee in gst_bin_post_message (element=0x1029450 [GstBin], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #29 0x00007f6ed8bf4b66 in gst_element_post_message (element=0x1029450 [GstBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #30 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #31 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0x1042640 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #32 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x7f6eb42fc7a0 [GstURIDecodeBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #33 0x00007f6ed8bccbee in gst_bin_post_message (element=0x7f6eb42fc7a0 [GstURIDecodeBin], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #34 0x00007f6ed8bf4b66 in gst_element_post_message (element=0x7f6eb42fc7a0 [GstURIDecodeBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #35 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #36 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0x7f6eb80a7130 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #37 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x7f6e6c02aa60 [GstDecodeBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #38 0x00007f6ed8bccbee in gst_bin_post_message (element=0x7f6e6c02aa60 [GstDecodeBin], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #39 0x00007f6ed8bf4b66 in gst_element_post_message (element=0x7f6e6c02aa60 [GstDecodeBin], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #40 0x00007f6ec8f1e00d in gst_decode_bin_handle_message (bin=0x7f6e6c02aa60 [GstDecodeBin], msg=<optimized out>) at ../subprojects/gst-plugins-base/gst/playback/gstdecodebin2.c:5667
   #41 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #42 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0x7f6eb4139110 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #43 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x7f6e54038c70 [GESDemux], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #44 0x00007f6ed8bccbee in gst_bin_post_message (element=0x7f6e54038c70 [GESDemux], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #45 0x00007f6ed8bf4b66 in gst_element_post_message (element=0x7f6e54038c70 [GESDemux], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #46 0x00007f6ed8bc9128 in bin_bus_handler (bus=<optimized out>, message=<optimized out>, bin=<optimized out>) at ../subprojects/gstreamer/gst/gstbin.c:3286
   #47 0x00007f6ed8bdbae2 in gst_bus_post (bus=bus@entry=0x7f6eb4139350 [GstBus], message=message@entry=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstbus.c:359
   #48 0x00007f6ed8bf1396 in gst_element_post_message_default (element=element@entry=0x7f6e6c01ae50 [GESTimeline], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2067
   #49 0x00007f6ed8bccbee in gst_bin_post_message (element=0x7f6e6c01ae50 [GESTimeline], msg=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstmessage.h:376
   #50 0x00007f6ed8bf4b66 in gst_element_post_message (element=element@entry=0x7f6e6c01ae50 [GESTimeline], message=0x7f6eb411ac90) at ../subprojects/gstreamer/gst/gstelement.c:2110
   #51 0x00007f6ed8cfa221 in ges_timeline_change_state (element=0x7f6e6c01ae50 [GESTimeline], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gst-editing-services/ges/ges-timeline.c:450
   #52 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0x7f6e6c01ae50 [GESTimeline], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #53 0x00007f6ed8bf6868 in gst_element_continue_state (element=element@entry=0x7f6e6c01ae50 [GESTimeline], ret=ret@entry=GST_STATE_CHANGE_SUCCESS) at ../subprojects/gstreamer/gst/gstelement.c:2741
   #54 0x00007f6ed8bf5d67 in gst_element_change_state (element=element@entry=0x7f6e6c01ae50 [GESTimeline], transition=transition@entry=GST_STATE_CHANGE_NULL_TO_READY) at ../subprojects/gstreamer/gst/gstelement.c:3072
   #55 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0x7f6e6c01ae50 [GESTimeline], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #56 0x00007f6ed8bd2129 in gst_bin_element_set_state (next=GST_STATE_PAUSED, current=GST_STATE_PAUSED, start_time=0, base_time=0, element=0x7f6e6c01ae50 [GESTimeline], bin=0x7f6e54038c70 [GESDemux]) at ../subprojects/gstreamer/gst/gstbin.c:2615
   #57 gst_bin_change_state_func (element=0x7f6e54038c70 [GESDemux], transition=GST_STATE_CHANGE_PAUSED_TO_PAUSED) at ../subprojects/gstreamer/gst/gstbin.c:2957
   #58 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0x7f6e54038c70 [GESDemux], transition=transition@entry=GST_STATE_CHANGE_PAUSED_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #59 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0x7f6e54038c70 [GESDemux], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #60 0x00007f6ed8bd2129 in gst_bin_element_set_state (next=GST_STATE_PAUSED, current=GST_STATE_READY, start_time=0, base_time=0, element=0x7f6e54038c70 [GESDemux], bin=0x7f6e6c02aa60 [GstDecodeBin]) at ../subprojects/gstreamer/gst/gstbin.c:2615
   #61 gst_bin_change_state_func (element=0x7f6e6c02aa60 [GstDecodeBin], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstbin.c:2957
   #62 0x00007f6ec8f1e84f in gst_decode_bin_change_state (element=0x7f6e6c02aa60 [GstDecodeBin], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gst-plugins-base/gst/playback/gstdecodebin2.c:5482
   #63 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0x7f6e6c02aa60 [GstDecodeBin], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #64 0x00007f6ed8bf6868 in gst_element_continue_state (element=element@entry=0x7f6e6c02aa60 [GstDecodeBin], ret=ret@entry=GST_STATE_CHANGE_SUCCESS) at ../subprojects/gstreamer/gst/gstelement.c:2741
   #65 0x00007f6ed8bf5d67 in gst_element_change_state (element=element@entry=0x7f6e6c02aa60 [GstDecodeBin], transition=transition@entry=GST_STATE_CHANGE_NULL_TO_READY) at ../subprojects/gstreamer/gst/gstelement.c:3072
   #66 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0x7f6e6c02aa60 [GstDecodeBin], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #67 0x00007f6ed8bf5ae8 in gst_element_sync_state_with_parent (element=0x7f6e6c02aa60 [GstDecodeBin]) at ../subprojects/gstreamer/gst/gstelement.c:2413
   #68 0x00007f6ed89f17a0 in g_slist_foreach (list=<optimized out>, func=0x7f6ed8bf5a50 <gst_element_sync_state_with_parent>, user_data=user_data@entry=0x0) at ../glib/gslist.c:880
   #69 0x00007f6ec8f37d45 in gst_uri_decode_bin_change_state (element=<optimized out>, transition=<optimized out>) at ../subprojects/gst-plugins-base/gst/playback/gsturidecodebin.c:2869
   #70 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0x7f6eb42fc7a0 [GstURIDecodeBin], transition=transition@entry=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #71 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0x7f6eb42fc7a0 [GstURIDecodeBin], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #72 0x00007f6ed8bd2129 in gst_bin_element_set_state (next=GST_STATE_PAUSED, current=GST_STATE_READY, start_time=0, base_time=0, element=0x7f6eb42fc7a0 [GstURIDecodeBin], bin=0x1029450 [GstBin]) at ../subprojects/gstreamer/gst/gstbin.c:2615
   #73 gst_bin_change_state_func (element=0x1029450 [GstBin], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstbin.c:2957
   #74 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0x1029450 [GstBin], transition=transition@entry=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #75 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0x1029450 [GstBin], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #76 0x00007f6ed8bd2129 in gst_bin_element_set_state (next=GST_STATE_PAUSED, current=GST_STATE_READY, start_time=0, base_time=0, element=0x1029450 [GstBin], bin=0xd705e0 [NleSource]) at ../subprojects/gstreamer/gst/gstbin.c:2615
   #77 gst_bin_change_state_func (element=0xd705e0 [NleSource], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstbin.c:2957
   #78 0x00007f6ec805533f in nle_object_change_state (element=0xd705e0 [NleSource], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gst-editing-services/plugins/nle/nleobject.c:748
   #79 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0xd705e0 [NleSource], transition=transition@entry=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #80 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0xd705e0 [NleSource], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #81 0x00007f6ed8bd2129 in gst_bin_element_set_state (next=GST_STATE_PAUSED, current=GST_STATE_READY, start_time=0, base_time=0, element=0xd705e0 [NleSource], bin=0x1029110 [GstBin]) at ../subprojects/gstreamer/gst/gstbin.c:2615
   #82 gst_bin_change_state_func (element=0x1029110 [GstBin], transition=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstbin.c:2957
   #83 0x00007f6ed8bf5d1e in gst_element_change_state (element=element@entry=0x1029110 [GstBin], transition=transition@entry=GST_STATE_CHANGE_READY_TO_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:3033
   #84 0x00007f6ed8bf6368 in gst_element_set_state_func (element=0x1029110 [GstBin], state=GST_STATE_PAUSED) at ../subprojects/gstreamer/gst/gstelement.c:2987
   #85 0x00007f6ed8bf5ae8 in gst_element_sync_state_with_parent (element=0x1029110 [GstBin]) at ../subprojects/gstreamer/gst/gstelement.c:2413
   #86 0x00007f6ec8060356 in _activate_new_stack (toplevel_seek=<optimized out>, comp=0x10261d0 [NleComposition]) at ../subprojects/gst-editing-services/plugins/nle/nlecomposition.c:3117
   #87 update_pipeline (comp=comp@entry=0x10261d0 [NleComposition], currenttime=<optimized out>, seqnum=<optimized out>, update_reason=update_reason@entry=COMP_UPDATE_STACK_INITIALIZE) at ../subprojects/gst-editing-services/plugins/nle/nlecomposition.c:3396
   #88 0x00007f6ec80614f6 in _initialize_stack_func (comp=0x10261d0 [NleComposition], ucompo=0x108c800) at ../subprojects/gst-editing-services/plugins/nle/nlecomposition.c:732
   #89 0x00007f6ed893788a in g_closure_invoke (closure=<optimized out>, return_value=<optimized out>, n_param_values=<optimized out>, param_values=<optimized out>, invocation_hint=<optimized out>) at ../gobject/gclosure.c:810
   #90 0x00007f6ec805aaf6 in _execute_actions (comp=0x10261d0 [NleComposition]) at ../subprojects/gst-editing-services/plugins/nle/nlecomposition.c:412
   #91 0x00007f6ed8c4c1cf in gst_task_func (task=0x7f6e6c01c290 [GstTask]) at ../subprojects/gstreamer/gst/gsttask.c:328
   #92 0x00007f6ed89fc0f4 in g_thread_pool_thread_proxy (data=<optimized out>) at ../glib/gthreadpool.c:354
   #93 0x00007f6ed89fb7f2 in g_thread_proxy (data=0x7f6eb0017800) at ../glib/gthread.c:807
   #94 0x00007f6ed7e14432 in start_thread () at /lib64/libpthread.so.0
   #95 0x00007f6ed86779d3 in clone () at /lib64/libc.so.6
```

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-editing-services/-/merge_requests/167>
 2020-04-30 13:38:34 -04:00
Thibault Saunier
c5cff98143 basebin: Do not set stream_group if upstream didn't provide it 
CID: 1461278
 2020-04-10 11:12:12 -04:00
Thibault Saunier
f30b7f05b5 plugins:ges: Fix pushing tags after e8c782d119 
Basically the tags we send before STREAM_START are now ignored, meaning
that we could not detect nested timelines anymore, this commits makes
sure that we send our tag event after getting pushing STREAM_START.
 2020-02-12 17:50:37 -03:00
Thibault Saunier
91dd3e44a7 doc: Add some missing Since: 2019-08-12 10:10:22 -04:00
Thibault Saunier
5ea4667be6 Implement and use the GstStream API 2019-07-05 17:53:15 -04:00
Thibault Saunier
aca18a29b5 plugins:ges: Factor out a GESBaseBin class 
And use it in both gesdemux and gessrc
 2019-07-05 17:50:57 -04:00