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more debugging, only reset caps when not in error

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Original commit message from CVS:
more debugging, only reset caps when not in error
This commit is contained in:
Thomas Vander Stichele 2004-04-05 12:28:57 +00:00
parent f8a4777286
commit 43a9410066
2 changed files with 73 additions and 34 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2004-04-05 Thomas Vander Stichele <thomas at apestaart dot org>
* ext/mad/gstmad.c: (gst_mad_get_type), (gst_mad_layer_get_type),
(gst_mad_mode_get_type), (gst_mad_emphasis_get_type),
(gst_mad_get_event_masks), (gst_mad_get_query_types), (index_seek),
(normal_seek), (gst_mad_src_event), (gst_mad_handle_event),
(gst_mad_check_caps_reset), (gst_mad_chain):
add more debugging, only reset caps when we're not in error state
2004-04-05 Thomas Vander Stichele <thomas at apestaart dot org>
* ext/mad/gstmad.c: add debugging category, comment + cleanups

98
ext/mad/gstmad.c
View file

@ -57,6 +57,7 @@ struct _GstMad
guint64 bytes_consumed; /* since the base_byte_offset */
guint64 total_samples; /* the number of samples since the sync point */
gboolean in_error; /* set when mad's in an error state */
gboolean restart;
guint64 segment_start;
@ -626,6 +627,8 @@ index_seek (GstMad * mad, GstPad * pad, GstEvent * event)
GST_EVENT_SEEK_FORMAT (event),
GST_EVENT_SEEK_OFFSET (event));
GST_DEBUG ("index seek");
if (!entry)
return FALSE;
@ -670,6 +673,8 @@ normal_seek (GstMad * mad, GstPad * pad, GstEvent * event)
const GstFormat *peer_formats;
gboolean res;
GST_DEBUG ("normal seek");
format = GST_FORMAT_TIME;
/* first bring the src_format to TIME */
@ -680,6 +685,7 @@ normal_seek (GstMad * mad, GstPad * pad, GstEvent * event)
return FALSE;
}
GST_DEBUG ("seek to time " GST_TIME_FORMAT, GST_TIME_ARGS (src_offset));
/* shave off the flush flag, we'll need it later */
flush = GST_EVENT_SEEK_FLAGS (event) & GST_SEEK_FLAG_FLUSH;
@ -729,6 +735,7 @@ gst_mad_src_event (GstPad * pad, GstEvent * event)
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_SEEK_SEGMENT:
GST_DEBUG ("forwarding seek event to sink pad");
gst_event_ref (event);
if (gst_pad_send_event (GST_PAD_PEER (mad->sinkpad), event)) {
/* seek worked, we're done, loop will exit */
@ -878,6 +885,7 @@ gst_mad_handle_event (GstPad * pad, GstBuffer * buffer)
GstEvent *event = GST_EVENT (buffer);
GstMad *mad = GST_MAD (gst_pad_get_parent (pad));
GST_DEBUG ("handling event");
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_DISCONTINUOUS:
{
@ -1101,6 +1109,45 @@ mpg123_parse_xing_header (struct mad_header *header,
/* End of Xine code */
/* internal function to check if the header has changed and thus the
* caps need to be reset. Only call during normal mode, not resyncing */
static void
gst_mad_check_caps_reset (GstMad * mad)
{
guint nchannels;
guint rate;
nchannels = MAD_NCHANNELS (&mad->frame.header);
#if MAD_VERSION_MINOR <= 12
rate = mad->header.sfreq;
#else
rate = mad->frame.header.samplerate;
#endif
gst_mad_update_info (mad);
if (mad->channels != nchannels || mad->rate != rate) {
GstCaps *caps;
if (mad->stream.options & MAD_OPTION_HALFSAMPLERATE)
rate >>= 1;
/* we set the caps even when the pad is not connected so they
* can be gotten for streaminfo */
caps = gst_caps_new_simple ("audio/x-raw-int",
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"signed", G_TYPE_BOOLEAN, TRUE,
"width", G_TYPE_INT, 16,
"depth", G_TYPE_INT, 16,
"rate", G_TYPE_INT, rate, "channels", G_TYPE_INT, nchannels, NULL);
gst_pad_set_explicit_caps (mad->srcpad, caps);
gst_caps_free (caps);
mad->channels = nchannels;
mad->rate = rate;
}
}
static void
gst_mad_chain (GstPad * pad, GstData * _data)
@ -1173,19 +1220,24 @@ gst_mad_chain (GstPad * pad, GstData * _data)
/* while we have data we can consume it */
while (mad->tempsize >= 0) {
gint consumed;
guint nchannels;
guint nsamples;
gint rate;
guint64 time_offset;
guint64 time_duration;
mad->in_error = FALSE;
mad_stream_buffer (&mad->stream, mad_input_buffer, mad->tempsize);
if (mad_frame_decode (&mad->frame, &mad->stream) == -1) {
/* not enough data, need to wait for next buffer? */
if (mad->stream.error == MAD_ERROR_BUFLEN) {
GST_LOG ("not enough data in tempbuffer (%d), breaking to get more",
mad->tempsize);
break;
}
/* we are in an error state */
mad->in_error = TRUE;
GST_DEBUG ("mad_frame_decode had an error: %s",
mad_stream_errorstr (&mad->stream));
if (!MAD_RECOVERABLE (mad->stream.error)) {
GST_ELEMENT_ERROR (mad, STREAM, DECODE, (NULL), (NULL));
return;
@ -1193,6 +1245,8 @@ gst_mad_chain (GstPad * pad, GstData * _data)
/* lost sync, force a resync */
signed long tagsize;
GST_INFO ("recoverable lost sync error");
tagsize = id3_tag_query (mad->stream.this_frame,
mad->stream.bufend - mad->stream.this_frame);
@ -1262,39 +1316,13 @@ gst_mad_chain (GstPad * pad, GstData * _data)
mad->check_for_xing = FALSE;
goto next;
}
nchannels = MAD_NCHANNELS (&mad->frame.header);
/* if we're not resyncing/in error, check if caps need to be set again */
if (!mad->in_error)
gst_mad_check_caps_reset (mad);
nsamples = MAD_NSBSAMPLES (&mad->frame.header) *
(mad->stream.options & MAD_OPTION_HALFSAMPLERATE ? 16 : 32);
#if MAD_VERSION_MINOR <= 12
rate = mad->header.sfreq;
#else
rate = mad->frame.header.samplerate;
#endif
gst_mad_update_info (mad);
if (mad->channels != nchannels || mad->rate != rate) {
GstCaps *caps;
if (mad->stream.options & MAD_OPTION_HALFSAMPLERATE)
rate >>= 1;
/* we set the caps even when the pad is not connected so they
* can be gotten for streaminfo */
caps = gst_caps_new_simple ("audio/x-raw-int",
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"signed", G_TYPE_BOOLEAN, TRUE,
"width", G_TYPE_INT, 16,
"depth", G_TYPE_INT, 16,
"rate", G_TYPE_INT, rate, "channels", G_TYPE_INT, nchannels, NULL);
gst_pad_set_explicit_caps (mad->srcpad, caps);
gst_caps_free (caps);
mad->channels = nchannels;
mad->rate = rate;
}
if (mad->frame.header.samplerate == 0) {
g_warning
("mad->frame.header.samplerate is 0; timestamps cannot be calculated");
@ -1336,7 +1364,7 @@ gst_mad_chain (GstPad * pad, GstData * _data)
left_ch = mad->synth.pcm.samples[0];
right_ch = mad->synth.pcm.samples[1];
outbuffer = gst_buffer_new_and_alloc (nsamples * nchannels * 2);
outbuffer = gst_buffer_new_and_alloc (nsamples * mad->channels * 2);
outdata = (gint16 *) GST_BUFFER_DATA (outbuffer);
GST_BUFFER_TIMESTAMP (outbuffer) = time_offset;
@ -1344,7 +1372,7 @@ gst_mad_chain (GstPad * pad, GstData * _data)
GST_BUFFER_OFFSET (outbuffer) = mad->total_samples;
/* output sample(s) in 16-bit signed native-endian PCM */
if (nchannels == 1) {
if (mad->channels == 1) {
gint count = nsamples;
while (count--) {
@ -1380,11 +1408,13 @@ gst_mad_chain (GstPad * pad, GstData * _data)
next:
/* figure out how many bytes mad consumed */
consumed = mad->stream.next_frame - mad_input_buffer;
GST_LOG ("mad consumed %d bytes", consumed);
/* move out pointer to where mad want the next data */
mad_input_buffer += consumed;
mad->tempsize -= consumed;
mad->bytes_consumed += consumed;
}
/* we only get here from breaks, tempsize never actually drops below 0 */
memmove (mad->tempbuffer, mad_input_buffer, mad->tempsize);
}