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Fix seeking in modplug. It appears the seek really happened after getting the next samples.

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Original commit message from CVS:
Fix seeking in modplug. It appears the seek really happened after getting
the next samples.
This commit is contained in:
Wim Taymans 2002-06-11 19:12:51 +00:00
parent 179f336b97
commit e964be4d97
1 changed files with 34 additions and 16 deletions
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50
gst/modplug/gstmodplug.cc
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@ -305,7 +305,7 @@ gst_modplug_src_query (GstPad *pad, GstPadQueryType type,
case GST_FORMAT_DEFAULT:
*format = GST_FORMAT_TIME;
case GST_FORMAT_TIME:
*value=(gint64)modplug->mSoundFile->GetSongTime() * 1000000000LL;
*value=(gint64)modplug->mSoundFile->GetSongTime() * GST_SECOND;
break;
default:
res = FALSE;
@ -318,7 +318,7 @@ gst_modplug_src_query (GstPad *pad, GstPadQueryType type,
*format = GST_FORMAT_TIME;
default:
tmp = ((float)( modplug->mSoundFile->GetSongTime() * modplug->mSoundFile->GetCurrentPos() ) / (float)modplug->mSoundFile->GetMaxPosition() );
*value=(gint64)(tmp * 1000000000LL);
*value=(gint64)(tmp * GST_SECOND);
break;
}
default:
@ -399,6 +399,12 @@ gst_modplug_loop (GstElement *element)
}
}
if ( modplug->Buffer == NULL) {
gst_pad_push (modplug->srcpad, GST_BUFFER (gst_event_new (GST_EVENT_EOS)));
gst_element_set_eos (GST_ELEMENT (modplug));
return;
}
if ( modplug->_16bit )
mode16bits = 16;
else
@ -410,6 +416,7 @@ gst_modplug_loop (GstElement *element)
modplug->mSoundFile->Create( GST_BUFFER_DATA( modplug->Buffer ), GST_BUFFER_SIZE( modplug->Buffer ));
gst_buffer_unref( modplug->Buffer );
modplug->Buffer = NULL;
gst_pad_try_set_caps (modplug->srcpad,
GST_CAPS_NEW (
@ -436,35 +443,44 @@ gst_modplug_loop (GstElement *element)
do {
if ( modplug->seek_at != 0 )
{
GstEvent *discont;
GstClockTime time;
int seek_to_pos;
gint64 total;
total = modplug->mSoundFile->GetSongTime() * 1000000000LL;
total = modplug->mSoundFile->GetSongTime() * GST_SECOND;
temp = (float) total / modplug->seek_at;
seek_to_pos = (int)( modplug->mSoundFile->GetMaxPosition() / temp );
modplug->mSoundFile->SetCurrentPos( seek_to_pos );
modplug->seek_at = 0;
/* get stream stats */
time = (gint64) (total * modplug->mSoundFile->GetCurrentPos() ) / modplug->mSoundFile->GetMaxPosition();
discont = gst_event_new_discontinuous (FALSE, GST_FORMAT_TIME, time, NULL );
gst_pad_push (modplug->srcpad, GST_BUFFER (discont));
}
if( modplug->mSoundFile->Read ( modplug->audiobuffer, modplug->length ) != 0 )
{
GstClockTime time;
buffer_out = gst_buffer_new();
GST_BUFFER_DATA( buffer_out ) = (guchar *) g_memdup( modplug->audiobuffer, modplug->length );
GST_BUFFER_SIZE( buffer_out ) = modplug->length;
total_samples+=1152;
if ( modplug->seek_at != 0 )
{
GstEvent *discont;
gint64 total;
modplug->seek_at = 0;
/* get stream stats */
total = modplug->mSoundFile->GetSongTime() * GST_SECOND;
time = (gint64) (total * modplug->mSoundFile->GetCurrentPos() ) / modplug->mSoundFile->GetMaxPosition();
discont = gst_event_new_discontinuous (FALSE, GST_FORMAT_TIME, time, NULL );
total_samples = time * modplug->frequency / GST_SECOND ;
gst_pad_push (modplug->srcpad, GST_BUFFER (discont));
}
GST_BUFFER_TIMESTAMP( buffer_out ) = total_samples * GST_SECOND / modplug->frequency;
gst_pad_push( srcpad, buffer_out );
@ -473,8 +489,9 @@ gst_modplug_loop (GstElement *element)
else
{
free( modplug->audiobuffer );
gst_element_set_eos (GST_ELEMENT (modplug));
gst_pad_push (modplug->srcpad, GST_BUFFER (gst_event_new (GST_EVENT_EOS)));
gst_element_set_eos (GST_ELEMENT (modplug));
break;
}
}
while ( 1 );
@ -495,6 +512,7 @@ gst_modplug_change_state (GstElement *element)
case GST_STATE_READY_TO_PAUSED:
break;
case GST_STATE_PAUSED_TO_PLAYING:
modplug->Buffer = NULL;
break;
case GST_STATE_PLAYING_TO_PAUSED:
break;