+ else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
+ {
+ uint8_t *p_data = tracks[i_track]->p_extra_data;
+ tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'h', 'e', 'o' );
+ if( tracks[i_track]->i_extra_data >= 4 ) {
+ if( p_data[0] == 2 ) {
+ int i = 1;
+ int i_size1 = 0, i_size2 = 0;
+ p_data++;
+ /* read size of first header packet */
+ while( *p_data == 0xFF &&
+ i < tracks[i_track]->i_extra_data )
+ {
+ i_size1 += *p_data;
+ p_data++;
+ i++;
+ }
+ i_size1 += *p_data;
+ p_data++;
+ i++;
+ msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
+ /* read size of second header packet */
+ while( *p_data == 0xFF &&
+ i < tracks[i_track]->i_extra_data )
+ {
+ i_size2 += *p_data;
+ p_data++;
+ i++;
+ }
+ i_size2 += *p_data;
+ p_data++;
+ i++;
+ int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
+ - i_size2;
+ msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
+ msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
+ tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
+ + 6;
+ if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0 ) {
+ tracks[i_track]->fmt.p_extra =
+ malloc( tracks[i_track]->fmt.i_extra );
+ uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
+ *p_out++ = (i_size1>>8) & 0xFF;
+ *p_out++ = i_size1 & 0xFF;
+ memcpy( p_out, p_data, i_size1 );
+ p_data += i_size1;
+ p_out += i_size1;
+
+ *p_out++ = (i_size2>>8) & 0xFF;
+ *p_out++ = i_size2 & 0xFF;
+ memcpy( p_out, p_data, i_size2 );
+ p_data += i_size2;
+ p_out += i_size2;
+
+ *p_out++ = (i_size3>>8) & 0xFF;
+ *p_out++ = i_size3 & 0xFF;
+ memcpy( p_out, p_data, i_size3 );
+ p_data += i_size3;
+ p_out += i_size3;
+ }
+ else
+ {
+ msg_Err( &sys.demuxer, "inconsistant theora extradata" );
+ }
+ }
+ else {
+ msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
+ }
+ }
+ }
+ else if( !strncmp( tracks[i_track]->psz_codec, "V_REAL/RV", 9 ) )
+ {
+ if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV10" ) )
+ tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '1', '0' );
+ else if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV20" ) )
+ tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '2', '0' );
+ else if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV30" ) )
+ tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '3', '0' );
+ else if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV40" ) )
+ tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '4', '0' );
+ }