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Better error recovery.

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Original commit message from CVS:
Better error recovery.
This commit is contained in:
Wim Taymans 2001-12-21 13:06:32 +00:00
parent 9416183ac6
commit d045091b51
1 changed files with 10 additions and 3 deletions
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13
ext/vorbis/vorbisdec.c
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@ -113,6 +113,9 @@ gst_vorbisdec_pull (VorbisDec * vorbisdec, ogg_sync_state * oy)
buf = gst_pad_pull (vorbisdec->sinkpad);
/* this is fatal */
g_assert (buf != NULL);
if (GST_IS_EVENT (buf)) {
switch (GST_EVENT_TYPE (buf)) {
case GST_EVENT_FLUSH:
@ -182,15 +185,16 @@ gst_vorbisdec_loop (GstElement * element)
bytes = GST_BUFFER_SIZE (buf);
buffer = ogg_sync_buffer (&oy, bytes);
memcpy (buffer, GST_BUFFER_DATA (buf), bytes);
gst_buffer_unref (buf);
ogg_sync_wrote (&oy, bytes);
/* Get the first page. */
if (ogg_sync_pageout (&oy, &og) != 1) {
/* error case. Must not be Vorbis data */
g_warning ("Input does not appear to be an Ogg bitstream.\n");
gst_element_error (element, "input does not appear to be an Ogg bitstream.");
return;
}
gst_buffer_unref (buf);
/* Get the serial number and set up the rest of decode. */
/* serialno first; use it to set up a logical stream */
@ -209,16 +213,19 @@ gst_vorbisdec_loop (GstElement * element)
if (ogg_stream_pagein (&os, &og) < 0) {
/* error; stream version mismatch perhaps */
g_warning ("Error reading first page of Ogg bitstream data.\n");
return;
}
if (ogg_stream_packetout (&os, &op) != 1) {
/* no page? must not be vorbis */
g_warning ("Error reading initial header packet.\n");
return;
}
if (vorbis_synthesis_headerin (&vi, &vc, &op) < 0) {
/* error case; not a vorbis header */
g_warning ("This Ogg bitstream does not contain Vorbis " "audio data.\n");
g_warning ("This Ogg bitstream does not contain Vorbis audio data.\n");
return;
}
/* At this point, we're sure we're Vorbis. We've set up the logical