free( p_chan->layout.p_descriptions );
}
+static int MP4_ReadBox_dec3( stream_t *p_stream, MP4_Box_t *p_box )
+{
+ MP4_READBOX_ENTER( MP4_Box_data_dec3_t );
+
+ MP4_Box_data_dec3_t *p_dec3 = p_box->data.p_dec3;
+
+ unsigned i_header;
+ MP4_GET2BYTES( i_header );
+
+ p_dec3->i_data_rate = i_header >> 3;
+ p_dec3->i_num_ind_sub = (i_header & 0x7) + 1;
+ for (uint8_t i = 0; i < p_dec3->i_num_ind_sub; i++) {
+ MP4_GET3BYTES( i_header );
+ p_dec3->stream[i].i_fscod = ( i_header >> 22 ) & 0x03;
+ p_dec3->stream[i].i_bsid = ( i_header >> 17 ) & 0x01f;
+ p_dec3->stream[i].i_bsmod = ( i_header >> 12 ) & 0x01f;
+ p_dec3->stream[i].i_acmod = ( i_header >> 9 ) & 0x07;
+ p_dec3->stream[i].i_lfeon = ( i_header >> 8 ) & 0x01;
+ p_dec3->stream[i].i_num_dep_sub = (i_header >> 1) & 0x0f;
+ if (p_dec3->stream[i].i_num_dep_sub) {
+ MP4_GET1BYTE( p_dec3->stream[i].i_chan_loc );
+ p_dec3->stream[i].i_chan_loc |= (i_header & 1) << 8;
+ } else
+ p_dec3->stream[i].i_chan_loc = 0;
+ }
+
+#ifdef MP4_VERBOSE
+ msg_Dbg( p_stream,
+ "read box: \"dec3\" bitrate %dkbps %d independant substreams",
+ p_dec3->i_data_rate, p_dec3->i_num_ind_sub);
+
+ for (uint8_t i = 0; i < p_dec3->i_num_ind_sub; i++)
+ msg_Dbg( p_stream,
+ "\tstream %d: bsid=0x%x bsmod=0x%x acmod=0x%x lfeon=0x%x "
+ "num dependant subs=%d chan_loc=0x%x",
+ i, p_dec3->stream[i].i_bsid, p_dec3->stream[i].i_bsmod, p_dec3->stream[i].i_acmod,
+ p_dec3->stream[i].i_lfeon, p_dec3->stream[i].i_num_dep_sub, p_dec3->stream[i].i_chan_loc );
+#endif
+ MP4_READBOX_EXIT( 1 );
+}
+
static int MP4_ReadBox_dac3( stream_t *p_stream, MP4_Box_t *p_box )
{
MP4_Box_data_dac3_t *p_dac3;
{ ATOM_avcC, MP4_ReadBox_avcC, MP4_FreeBox_avcC, 0 },
{ ATOM_hvcC, MP4_ReadBox_hvcC, MP4_FreeBox_hvcC, 0 },
{ ATOM_dac3, MP4_ReadBox_dac3, MP4_FreeBox_Common, 0 },
+ { ATOM_dec3, MP4_ReadBox_dec3, MP4_FreeBox_Common, 0 },
{ ATOM_dvc1, MP4_ReadBox_dvc1, MP4_FreeBox_Common, 0 },
{ ATOM_enda, MP4_ReadBox_enda, MP4_FreeBox_Common, 0 },
{ ATOM_iods, MP4_ReadBox_iods, MP4_FreeBox_Common, 0 },
p_track->fmt.i_codec = VLC_CODEC_MPGA;
break;
}
+ case( VLC_FOURCC( 'e', 'c', '-', '3' ) ):
+ {
+ MP4_Box_t *p_dec3_box = MP4_BoxGet( p_sample, "dec3", 0 );
+
+ p_track->fmt.i_codec = VLC_CODEC_EAC3;
+ if( p_dec3_box )
+ {
+ MP4_Box_data_dec3_t *p_dec3 = p_dec3_box->data.p_dec3;
+ p_track->fmt.audio.i_channels = 0;
+ p_track->fmt.i_bitrate = p_dec3->i_data_rate * 1000;
+ p_track->fmt.audio.i_bitspersample = 0;
+ }
+ break;
+ }
case( VLC_FOURCC( 'a', 'c', '-', '3' ) ):
{
MP4_Box_t *p_dac3_box = MP4_BoxGet( p_sample, "dac3", 0 );
}
break;
}
- case( VLC_FOURCC( 'e', 'c', '-', '3' ) ):
- {
- p_track->fmt.i_codec = VLC_CODEC_EAC3;
- break;
- }
case( VLC_FOURCC( 'r', 'a', 'w', ' ' ) ):
case( VLC_FOURCC( 'N', 'O', 'N', 'E' ) ):