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qtdemux: push new caps events when caps change

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Whenever the demuxer has a new caps on a stream, it should set the
new_caps variable to true and a new caps event will be pushed before
the next buffer
This commit is contained in:
Thiago Santos 2013-04-18 07:49:54 -03:00
parent 725faab590
commit a0e934e72e
1 changed files with 14 additions and 1 deletions
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15
gst/isomp4/qtdemux.c
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@ -200,6 +200,8 @@ struct _QtDemuxStream
GstCaps *caps;
guint32 fourcc;
gboolean new_caps;
/* if the stream has a redirect URI in its headers, we store it here */
gchar *redirect_uri;
@ -447,6 +449,8 @@ static void gst_qtdemux_stream_free (GstQTDemux * qtdemux,
QtDemuxStream * stream);
static void gst_qtdemux_stream_clear (QtDemuxStream * stream);
static GstFlowReturn qtdemux_prepare_streams (GstQTDemux * qtdemux);
static void qtdemux_do_allocation (GstQTDemux * qtdemux,
QtDemuxStream * stream);
static void
gst_qtdemux_class_init (GstQTDemuxClass * klass)
@ -1702,6 +1706,7 @@ gst_qtdemux_setcaps (GstQTDemux * demux, GstCaps * caps)
if (!stream->caps || !gst_caps_is_equal_fixed (mediacaps, stream->caps)) {
GST_DEBUG_OBJECT (demux, "We have a new caps %" GST_PTR_FORMAT,
mediacaps);
stream->new_caps = TRUE;
}
gst_caps_replace (&stream->caps, (GstCaps *) mediacaps);
structure = gst_caps_get_structure (mediacaps, 0);
@ -4047,6 +4052,10 @@ gst_qtdemux_loop_state_movie (GstQTDemux * qtdemux)
}
stream = qtdemux->streams[index];
if (stream->new_caps) {
gst_qtdemux_configure_stream (qtdemux, stream);
qtdemux_do_allocation (qtdemux, stream);
}
/* fetch info for the current sample of this stream */
if (G_UNLIKELY (!gst_qtdemux_prepare_current_sample (qtdemux, stream, &offset,
@ -4751,6 +4760,10 @@ gst_qtdemux_chain (GstPad * sinkpad, GstObject * parent, GstBuffer * inbuf)
if (G_UNLIKELY (stream == NULL || i == demux->n_streams))
goto unknown_stream;
if (stream->new_caps) {
gst_qtdemux_configure_stream (demux, stream);
}
/* Put data in a buffer, set timestamps, caps, ... */
outbuf = gst_adapter_take_buffer (demux->adapter, demux->neededbytes);
GST_DEBUG_OBJECT (demux, "stream : %" GST_FOURCC_FORMAT,
@ -5578,7 +5591,7 @@ gst_qtdemux_configure_stream (GstQTDemux * qtdemux, QtDemuxStream * stream)
gst_pad_push_event (stream->pad, gst_event_new_stream_start (stream_id));
g_free (stream_id);
gst_pad_set_caps (stream->pad, stream->caps);
stream->new_caps = FALSE;
}
return TRUE;
}