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baseparse: properly track upstream timestamps

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... rather than with a delay.
This commit is contained in:
Mark Nauwelaerts 2011-01-11 15:24:02 +01:00
parent b97e560f1a
commit 16342223ee
1 changed files with 9 additions and 8 deletions
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17
gst/audioparsers/gstbaseparse.c
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@ -2106,6 +2106,14 @@ gst_base_parse_chain (GstPad * pad, GstBuffer * buffer)
break; break;
} }
/* move along with upstream timestamp (if any),
* but interpolate in between */
timestamp = gst_adapter_prev_timestamp (parse->adapter, NULL);
if (GST_CLOCK_TIME_IS_VALID (timestamp) &&
(parse->priv->prev_ts != timestamp)) {
parse->priv->prev_ts = parse->priv->next_ts = timestamp;
}
/* FIXME: Would it be more efficient to make a subbuffer instead? */ /* FIXME: Would it be more efficient to make a subbuffer instead? */
outbuf = gst_adapter_take_buffer (parse->adapter, fsize); outbuf = gst_adapter_take_buffer (parse->adapter, fsize);
outbuf = gst_buffer_make_metadata_writable (outbuf); outbuf = gst_buffer_make_metadata_writable (outbuf);
@ -2114,14 +2122,7 @@ gst_base_parse_chain (GstPad * pad, GstBuffer * buffer)
GST_BUFFER_OFFSET (outbuf) = parse->priv->offset; GST_BUFFER_OFFSET (outbuf) = parse->priv->offset;
parse->priv->offset += fsize; parse->priv->offset += fsize;
GST_BUFFER_TIMESTAMP (outbuf) = GST_CLOCK_TIME_NONE; GST_BUFFER_TIMESTAMP (outbuf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_DURATION (outbuf) = GST_CLOCK_TIME_NONE;
/* move along with upstream timestamp (if any),
* but interpolate in between */
timestamp = gst_adapter_prev_timestamp (parse->adapter, NULL);
if (GST_CLOCK_TIME_IS_VALID (timestamp) &&
(parse->priv->prev_ts != timestamp)) {
parse->priv->prev_ts = parse->priv->next_ts = timestamp;
}
frame->buffer = outbuf; frame->buffer = outbuf;
ret = gst_base_parse_handle_and_push_frame (parse, bclass, frame); ret = gst_base_parse_handle_and_push_frame (parse, bclass, frame);