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ext/mad/gstmad.c: Fix timestamping in mad by only activating a new timestamp when the previous frame has been decoded...

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Original commit message from CVS:
Patch by: Michal Benes <michal dot benes at itonis dot tv>
* ext/mad/gstmad.c: (gst_mad_chain):
Fix timestamping in mad by only activating a new timestamp when the
previous frame has been decoded. Fixes #350723.
Also clean up some of the non fatal warnings when the input buffer is
too small to decode a header.
This commit is contained in:
Michal Benes 2006-08-16 10:34:57 +00:00 committed by Wim Taymans
parent c51d6e5d45
commit 092e714778
2 changed files with 29 additions and 9 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
2006-08-16 Wim Taymans <wim@fluendo.com>
Patch by: Michal Benes <michal dot benes at itonis dot tv>
* ext/mad/gstmad.c: (gst_mad_chain):
Fix timestamping in mad by only activating a new timestamp when the
previous frame has been decoded. Fixes #350723.
Also clean up some of the non fatal warnings when the input buffer is
too small to decode a header.
=== release 0.10.4 ===
2006-08-14 Thomas Vander Stichele <thomas at apestaart dot org>

22
ext/mad/gstmad.c
View file

@ -1288,7 +1288,7 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
{
GstMad *mad;
guint8 *data;
glong size;
glong size, tempsize;
gboolean new_pts = FALSE;
GstClockTime timestamp;
GstFlowReturn result = GST_FLOW_OK;
@ -1328,6 +1328,8 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
data = GST_BUFFER_DATA (buffer);
size = GST_BUFFER_SIZE (buffer);
tempsize = mad->tempsize;
/* process the incoming buffer in chunks of maximum MAD_BUFFER_MDLEN bytes;
* this is the upper limit on processable chunk sizes set by mad */
while (size > 0) {
@ -1358,7 +1360,7 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
mad_input_buffer = mad->tempbuffer;
/* while we have data we can consume it */
while (mad->tempsize >= 0) {
while (mad->tempsize > 0) {
gint consumed = 0;
guint nsamples;
guint64 time_offset;
@ -1374,9 +1376,15 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
* some weird decoding errors... */
GST_LOG ("decoding the header now");
if (mad_header_decode (&mad->frame.header, &mad->stream) == -1) {
if (mad->stream.error == MAD_ERROR_BUFLEN) {
GST_LOG ("not enough data in tempbuffer (%d), breaking to get more",
mad->tempsize);
break;
} else {
GST_WARNING ("mad_header_decode had an error: %s",
mad_stream_errorstr (&mad->stream));
}
}
GST_LOG ("decoding one frame now");
@ -1468,6 +1476,8 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
GstTagList *list;
int frame_len = mad->stream.next_frame - mad->stream.this_frame;
mad->check_for_xing = FALSE;
/* Assume Xing headers can only be the first frame in a mp3 file */
if (mpg123_parse_xing_header (&mad->frame.header,
mad->stream.this_frame, frame_len, &bitrate, &time)) {
@ -1479,11 +1489,10 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
gst_element_post_message (GST_ELEMENT (mad),
gst_message_new_tag (GST_OBJECT (mad), gst_tag_list_copy (list)));
gst_pad_push_event (mad->srcpad, gst_event_new_tag (list));
}
mad->check_for_xing = FALSE;
goto next_no_samples;
}
}
/* if we're not resyncing/in error, check if caps need to be set again */
if (!mad->in_error)
@ -1596,12 +1605,13 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
/* we have a queued timestamp on the incoming buffer that we should
* use for the next frame */
if (new_pts) {
mad->last_ts = timestamp;
if (new_pts && (mad->stream.next_frame - mad_input_buffer >= tempsize)) {
new_pts = FALSE;
mad->last_ts = timestamp;
mad->base_byte_offset = GST_BUFFER_OFFSET (buffer);
mad->bytes_consumed = 0;
}
tempsize = 0;
if (gst_mad_check_restart (mad)) {
goto end;