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basevideodecoder: create new segments if missing

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This commit is contained in:
David Schleef 2010-06-02 13:31:46 -07:00
parent 99a88edcc1
commit 13848cc93b
2 changed files with 25 additions and 0 deletions
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24
gst-libs/gst/video/gstbasevideodecoder.c
View file

@ -262,6 +262,7 @@ gst_base_video_decoder_sink_event (GstPad * pad, GstEvent * event)
gst_segment_set_newsegment_full (segment,
update, rate, applied_rate, format, start, stop, position);
base_video_decoder->have_segment = TRUE;
GST_WARNING ("new segment: format %d rate %g start %" GST_TIME_FORMAT
" stop %" GST_TIME_FORMAT
@ -791,6 +792,29 @@ gst_base_video_decoder_chain (GstPad * pad, GstBuffer * buf)
GST_DEBUG_OBJECT (base_video_decoder, "chain");
if (!base_video_decoder->have_segment) {
GstEvent *event;
GstFlowReturn ret;
GST_WARNING
("Received buffer without a new-segment. Assuming timestamps start from 0.");
gst_segment_set_newsegment_full (&base_video_decoder->segment,
FALSE, 1.0, 1.0, GST_FORMAT_TIME, 0, GST_CLOCK_TIME_NONE, 0);
base_video_decoder->have_segment = TRUE;
event = gst_event_new_new_segment (FALSE, 1.0, GST_FORMAT_TIME, 0,
GST_CLOCK_TIME_NONE, 0);
ret =
gst_pad_push_event (GST_BASE_VIDEO_CODEC_SRC_PAD (base_video_decoder),
event);
if (!ret) {
GST_ERROR ("new segment event ret=%d", ret);
return GST_FLOW_ERROR;
}
}
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_FLAG_DISCONT))) {
GST_DEBUG_OBJECT (base_video_decoder, "received DISCONT buffer");
gst_base_video_decoder_reset (base_video_decoder);

1
gst-libs/gst/video/gstbasevideodecoder.h
View file

@ -116,6 +116,7 @@ struct _GstBaseVideoDecoder
gboolean packetized;
GList *timestamps;
gboolean have_segment;
};
struct _GstBaseVideoDecoderClass