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Prefer to seek on bytes when we have an index

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Original commit message from CVS:
Prefer to seek on bytes when we have an index
This commit is contained in:
Wim Taymans 2002-12-27 22:26:15 +00:00
parent 9174d6d048
commit 67ca89b0d2
1 changed files with 13 additions and 5 deletions
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18
ext/mpeg2dec/gstmpeg2dec.c
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@ -894,18 +894,26 @@ index_seek (GstPad *pad, GstEvent *event)
GST_EVENT_SEEK_OFFSET (event));
if (entry) {
const GstFormat *peer_formats;
const GstFormat *peer_formats, *try_formats;
/* since we know the exaxt byteoffset of the frame, make sure to seek on bytes first */
const GstFormat try_all_formats[] =
{
GST_FORMAT_BYTES,
GST_FORMAT_TIME,
0
};
try_formats = try_all_formats;
peer_formats = gst_pad_get_formats (GST_PAD_PEER (mpeg2dec->sinkpad));
while (peer_formats && *peer_formats) {
while (gst_formats_contains (peer_formats, *try_formats)) {
gint64 value;
if (gst_index_entry_assoc_map (entry, *peer_formats, &value)) {
if (gst_index_entry_assoc_map (entry, *try_formats, &value)) {
GstEvent *seek_event;
/* lookup succeeded, create the seek */
seek_event = gst_event_new_seek (*peer_formats | GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, value);
seek_event = gst_event_new_seek (*try_formats | GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, value);
/* do the seekk */
if (gst_pad_send_event (GST_PAD_PEER (mpeg2dec->sinkpad), seek_event)) {
/* seek worked, we're done, loop will exit */
@ -914,7 +922,7 @@ index_seek (GstPad *pad, GstEvent *event)
return TRUE;
}
}
peer_formats++;
try_formats++;
}
}
return FALSE;