static void Close( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t *)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
dca_free( p_sys->p_libdca );
free( p_sys );
}
/***********************************************************************
* Close
***********************************************************************
* Free memory
**********************************************************************/
static void decdcaClose( hb_work_object_t * w )
{
hb_work_private_t * pv = w->private_data;
dca_free( pv->state );
hb_list_empty( &pv->list );
free( pv );
w->private_data = NULL;
}
/*****************************************************************************
* CloseFilter : deallocate data structures
*****************************************************************************/
static void CloseFilter( vlc_object_t *p_this )
{
filter_t *p_filter = (filter_t *)p_this;
filter_sys_t *p_sys = p_filter->p_sys;
dca_free( p_sys->p_libdca );
free( p_sys );
}
TaudioCodecLibDTS::~TaudioCodecLibDTS()
{
if (dll) {
if (state) {
dca_free(state);
}
delete dll;
}
}
static gboolean
gst_dtsdec_stop (GstAudioDecoder * dec)
{
GstDtsDec *dts = GST_DTSDEC (dec);
GST_DEBUG_OBJECT (dec, "stop");
dts->samples = NULL;
if (dts->state) {
dca_free (dts->state);
dts->state = NULL;
}
return TRUE;
}
int main(int argc, char *argv[])
{
dca_state_t *state;
(void)argc;
(void)argv;
state = dca_init(0);
if (!state) {
return 1;
}
dca_free(state);
return 0;
}
static int decdcaBSInfo( hb_work_object_t *w, const hb_buffer_t *b,
hb_work_info_t *info )
{
int i, flags, rate, bitrate, frame_length;
dca_state_t * state = dca_init( 0 );
memset( info, 0, sizeof(*info) );
/* since DCA frames don't line up with MPEG ES frames scan the
* entire frame for an DCA sync pattern. */
for ( i = 0; i < b->size - 7; ++i )
{
if( dca_syncinfo( state, &b->data[i], &flags, &rate, &bitrate,
&frame_length ) )
{
break;
}
}
if ( i >= b->size - 7 )
{
/* didn't find DCA sync */
dca_free( state );
return 0;
}
info->name = "DCA";
info->rate = rate;
info->rate_base = 1;
info->bitrate = bitrate;
info->flags = flags;
info->samples_per_frame = frame_length;
switch( flags & DCA_CHANNEL_MASK )
{
/* mono sources */
case DCA_MONO:
info->channel_layout = AV_CH_LAYOUT_MONO;
break;
/* stereo input */
case DCA_CHANNEL:
case DCA_STEREO:
case DCA_STEREO_SUMDIFF:
case DCA_STEREO_TOTAL:
info->channel_layout = AV_CH_LAYOUT_STEREO;
break;
/* Dolby Pro Logic (a.k.a. Dolby Surround), 4.0 channels (matrix-encoded) */
case DCA_DOLBY:
info->channel_layout = AV_CH_LAYOUT_STEREO_DOWNMIX;
break;
/* 3F/2R input */
case DCA_3F2R:
info->channel_layout = AV_CH_LAYOUT_5POINT0;
break;
/* 3F/1R input */
case DCA_3F1R:
info->channel_layout = AV_CH_LAYOUT_4POINT0;
break;
/* other inputs */
case DCA_3F:
info->channel_layout = AV_CH_LAYOUT_SURROUND;
break;
case DCA_2F1R:
info->channel_layout = AV_CH_LAYOUT_2_1;
break;
case DCA_2F2R:
info->channel_layout = AV_CH_LAYOUT_2_2;
break;
case DCA_4F2R:
info->channel_layout = AV_CH_LAYOUT_2_2|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER;
break;
/* unknown */
default:
info->channel_layout = AV_CH_LAYOUT_STEREO;
}
if (flags & DCA_LFE)
{
info->channel_layout |= AV_CH_LOW_FREQUENCY;
}
info->channel_map = &hb_qt_chan_map;
dca_free( state );
return 1;
}
