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ext/pango/gsttextoverlay.*: Fix seeking both for muxed formats and subtitles files.

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Original commit message from CVS:
2006-02-19  Julien MOUTTE  <julien@moutte.net>

* ext/pango/gsttextoverlay.c: (gst_text_overlay_base_init),
(gst_text_overlay_finalize), (gst_text_overlay_init),
(gst_text_overlay_setcaps), (gst_text_overlay_src_event),
(gst_text_overlay_render_text),
(gst_text_overlay_text_pad_link),
(gst_text_overlay_text_event), (gst_text_overlay_video_event),
(gst_text_overlay_pop_text), (gst_text_overlay_text_chain),
(gst_text_overlay_video_chain), (gst_text_overlay_change_state):
* ext/pango/gsttextoverlay.h: Fix seeking both for muxed formats
and subtitles files.
This commit is contained in:
Julien Moutte 2006-02-19 11:56:28 +00:00
parent 1993f0dfaf
commit a82c1565d5
3 changed files with 89 additions and 23 deletions
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12
ChangeLog
View File

@ -1,3 +1,15 @@
2006-02-19 Julien MOUTTE <julien@moutte.net>
* ext/pango/gsttextoverlay.c: (gst_text_overlay_base_init),
(gst_text_overlay_finalize), (gst_text_overlay_init),
(gst_text_overlay_setcaps), (gst_text_overlay_src_event),
(gst_text_overlay_render_text), (gst_text_overlay_text_pad_link),
(gst_text_overlay_text_event), (gst_text_overlay_video_event),
(gst_text_overlay_pop_text), (gst_text_overlay_text_chain),
(gst_text_overlay_video_chain), (gst_text_overlay_change_state):
* ext/pango/gsttextoverlay.h: Fix seeking both for muxed formats
and subtitles files.
2006-02-19 Julien MOUTTE <julien@moutte.net> 2006-02-19 Julien MOUTTE <julien@moutte.net>
* gst/playback/gstdecodebin.c: (mimetype_is_raw): pango layout * gst/playback/gstdecodebin.c: (mimetype_is_raw): pango layout

98
ext/pango/gsttextoverlay.c
View File

@ -290,6 +290,11 @@ gst_text_overlay_finalize (GObject * object)
overlay->segment = NULL; overlay->segment = NULL;
} }
if (overlay->text_buffer) {
gst_buffer_unref (overlay->text_buffer);
overlay->text_buffer = NULL;
}
if (overlay->cond) { if (overlay->cond) {
g_cond_free (overlay->cond); g_cond_free (overlay->cond);
overlay->cond = NULL; overlay->cond = NULL;
@ -365,6 +370,8 @@ gst_text_overlay_init (GstTextOverlay * overlay, GstTextOverlayClass * klass)
overlay->text_buffer = NULL; overlay->text_buffer = NULL;
overlay->text_linked = FALSE; overlay->text_linked = FALSE;
overlay->video_flushing = FALSE;
overlay->text_flushing = FALSE;
overlay->cond = g_cond_new (); overlay->cond = g_cond_new ();
overlay->segment = gst_segment_new (); overlay->segment = gst_segment_new ();
if (overlay->segment) { if (overlay->segment) {
@ -562,20 +569,12 @@ gst_text_overlay_src_event (GstPad * pad, GstEvent * event)
/* Flush downstream */ /* Flush downstream */
gst_pad_push_event (overlay->srcpad, gst_event_new_flush_start ()); gst_pad_push_event (overlay->srcpad, gst_event_new_flush_start ());
/* Mark our sink pads as flushing to acquire stream lock */ /* Mark ourself as flushing, unblock chains */
GST_OBJECT_LOCK (overlay->video_sinkpad); GST_OBJECT_LOCK (overlay);
GST_PAD_SET_FLUSHING (overlay->video_sinkpad); overlay->video_flushing = TRUE;
GST_OBJECT_UNLOCK (overlay->video_sinkpad); overlay->text_flushing = TRUE;
GST_OBJECT_LOCK (overlay->text_sinkpad);
GST_PAD_SET_FLUSHING (overlay->text_sinkpad);
GST_OBJECT_UNLOCK (overlay->text_sinkpad);
/* Unblock the text chain if it's waiting */
gst_text_overlay_pop_text (overlay); gst_text_overlay_pop_text (overlay);
GST_OBJECT_UNLOCK (overlay);
/* Take the stream locks */
GST_PAD_STREAM_LOCK (overlay->video_sinkpad);
GST_PAD_STREAM_LOCK (overlay->text_sinkpad);
/* Seek on each sink pad */ /* Seek on each sink pad */
gst_event_ref (event); gst_event_ref (event);
@ -585,10 +584,6 @@ gst_text_overlay_src_event (GstPad * pad, GstEvent * event)
} else { } else {
gst_event_unref (event); gst_event_unref (event);
} }
/* Release the locks */
GST_PAD_STREAM_UNLOCK (overlay->video_sinkpad);
GST_PAD_STREAM_UNLOCK (overlay->text_sinkpad);
break; break;
default: default:
gst_event_ref (event); gst_event_ref (event);
@ -937,15 +932,36 @@ gst_text_overlay_text_event (GstPad * pad, GstEvent * event)
overlay = GST_TEXT_OVERLAY (gst_pad_get_parent (pad)); overlay = GST_TEXT_OVERLAY (gst_pad_get_parent (pad));
switch (GST_EVENT_TYPE (event)) { switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
case GST_EVENT_NEWSEGMENT: case GST_EVENT_NEWSEGMENT:
case GST_EVENT_FLUSH_START:
case GST_EVENT_FLUSH_STOP:
/* We just ignore those events from the text pad */ /* We just ignore those events from the text pad */
gst_event_unref (event); gst_event_unref (event);
ret = TRUE; ret = TRUE;
break; break;
case GST_EVENT_FLUSH_STOP:
GST_OBJECT_LOCK (overlay);
overlay->text_flushing = FALSE;
gst_text_overlay_pop_text (overlay);
GST_OBJECT_UNLOCK (overlay);
gst_event_unref (event);
ret = TRUE;
break;
case GST_EVENT_FLUSH_START:
GST_OBJECT_LOCK (overlay);
overlay->text_flushing = TRUE;
GST_TEXT_OVERLAY_BROADCAST (overlay);
GST_OBJECT_UNLOCK (overlay);
gst_event_unref (event);
ret = TRUE;
break;
case GST_EVENT_EOS:
GST_OBJECT_LOCK (overlay);
/* We use flushing to make sure we return WRONG_STATE */
overlay->text_flushing = TRUE;
gst_text_overlay_pop_text (overlay);
GST_OBJECT_UNLOCK (overlay);
gst_event_unref (event);
ret = TRUE;
break;
default: default:
ret = gst_pad_event_default (pad, event); ret = gst_pad_event_default (pad, event);
goto beach; goto beach;
@ -985,9 +1001,26 @@ gst_text_overlay_video_event (GstPad * pad, GstEvent * event)
ret = gst_pad_event_default (pad, event); ret = gst_pad_event_default (pad, event);
break; break;
} }
case GST_EVENT_FLUSH_START:
case GST_EVENT_FLUSH_STOP:
case GST_EVENT_EOS: case GST_EVENT_EOS:
GST_OBJECT_LOCK (overlay);
overlay->video_flushing = TRUE;
overlay->text_flushing = TRUE;
gst_text_overlay_pop_text (overlay);
GST_OBJECT_UNLOCK (overlay);
ret = gst_pad_event_default (pad, event);
break;
case GST_EVENT_FLUSH_START:
GST_OBJECT_LOCK (overlay);
overlay->video_flushing = TRUE;
GST_OBJECT_UNLOCK (overlay);
ret = gst_pad_event_default (pad, event);
break;
case GST_EVENT_FLUSH_STOP:
GST_OBJECT_LOCK (overlay);
overlay->video_flushing = FALSE;
GST_OBJECT_UNLOCK (overlay);
ret = gst_pad_event_default (pad, event);
break;
default: default:
ret = gst_pad_event_default (pad, event); ret = gst_pad_event_default (pad, event);
} }
@ -1029,6 +1062,12 @@ gst_text_overlay_text_chain (GstPad * pad, GstBuffer * buffer)
GST_OBJECT_LOCK (overlay); GST_OBJECT_LOCK (overlay);
if (overlay->text_flushing) {
GST_OBJECT_UNLOCK (overlay);
ret = GST_FLOW_WRONG_STATE;
goto beach;
}
in_seg = gst_segment_clip (overlay->segment, GST_FORMAT_TIME, in_seg = gst_segment_clip (overlay->segment, GST_FORMAT_TIME,
GST_BUFFER_TIMESTAMP (buffer), GST_BUFFER_TIMESTAMP (buffer),
GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer), GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer),
@ -1044,6 +1083,11 @@ gst_text_overlay_text_chain (GstPad * pad, GstBuffer * buffer)
GST_DEBUG_PAD_NAME (pad)); GST_DEBUG_PAD_NAME (pad));
GST_TEXT_OVERLAY_WAIT (overlay); GST_TEXT_OVERLAY_WAIT (overlay);
GST_DEBUG ("Pad %s:%s resuming", GST_DEBUG_PAD_NAME (pad)); GST_DEBUG ("Pad %s:%s resuming", GST_DEBUG_PAD_NAME (pad));
if (overlay->text_flushing) {
GST_OBJECT_UNLOCK (overlay);
ret = GST_FLOW_WRONG_STATE;
goto beach;
}
} }
overlay->text_buffer = buffer; overlay->text_buffer = buffer;
@ -1053,6 +1097,7 @@ gst_text_overlay_text_chain (GstPad * pad, GstBuffer * buffer)
GST_OBJECT_UNLOCK (overlay); GST_OBJECT_UNLOCK (overlay);
beach:
gst_object_unref (overlay); gst_object_unref (overlay);
return ret; return ret;
@ -1072,6 +1117,12 @@ gst_text_overlay_video_chain (GstPad * pad, GstBuffer * buffer)
GST_OBJECT_LOCK (overlay); GST_OBJECT_LOCK (overlay);
if (overlay->video_flushing) {
GST_OBJECT_UNLOCK (overlay);
ret = GST_FLOW_WRONG_STATE;
goto beach;
}
in_seg = gst_segment_clip (overlay->segment, GST_FORMAT_TIME, in_seg = gst_segment_clip (overlay->segment, GST_FORMAT_TIME,
GST_BUFFER_TIMESTAMP (buffer), GST_BUFFER_TIMESTAMP (buffer),
GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer), GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer),
@ -1174,6 +1225,7 @@ gst_text_overlay_video_chain (GstPad * pad, GstBuffer * buffer)
gst_buffer_unref (buffer); gst_buffer_unref (buffer);
} }
beach:
gst_object_unref (overlay); gst_object_unref (overlay);
return ret; return ret;

2
ext/pango/gsttextoverlay.h
View File

@ -55,6 +55,8 @@ struct _GstTextOverlay {
GstSegment *segment; GstSegment *segment;
GstBuffer *text_buffer; GstBuffer *text_buffer;
gboolean text_linked; gboolean text_linked;
gboolean video_flushing;
gboolean text_flushing;
GCond *cond; /* to signal removal of data */ GCond *cond; /* to signal removal of data */