+ i_size = i_startcode ? i_startcode : i_buffer;
+ if( i_nal_type == 7 )
+ {
+ p_sps = &p_buffer[4];
+ i_sps_size = i_size - 4;
+ }
+ if( i_nal_type == 8 )
+ {
+ p_pps = &p_buffer[4];
+ i_pps_size = i_size - 4;
+ }
+ i_buffer -= i_size;
+ p_buffer += i_size;
+ }
+ }
+
+ /* FIXME use better value */
+ avcC = box_new( "avcC" );
+ bo_add_8( avcC, 1 ); /* configuration version */
+ bo_add_8( avcC, i_sps_size ? p_sps[1] : 77 );
+ bo_add_8( avcC, i_sps_size ? p_sps[2] : 64 );
+ bo_add_8( avcC, i_sps_size ? p_sps[3] : 30 ); /* level, 5.1 */
+ bo_add_8( avcC, 0xff ); /* 0b11111100 | lengthsize = 0x11 */
+
+ bo_add_8( avcC, 0xe0 | (i_sps_size > 0 ? 1 : 0) ); /* 0b11100000 | sps_count */
+ if( i_sps_size > 0 )
+ {
+ bo_add_16be( avcC, i_sps_size );
+ bo_add_mem( avcC, i_sps_size, p_sps );
+ }
+
+ bo_add_8( avcC, (i_pps_size > 0 ? 1 : 0) ); /* pps_count */
+ if( i_pps_size > 0 )
+ {
+ bo_add_16be( avcC, i_pps_size );
+ bo_add_mem( avcC, i_pps_size, p_pps );
+ }
+ box_fix( avcC );
+
+ return avcC;
+}
+
+/* TODO: No idea about these values */
+static bo_t *GetSVQ3Tag( mp4_stream_t *p_stream )
+{
+ bo_t *smi = box_new( "SMI " );
+
+ if( p_stream->fmt.i_extra > 0x4e )
+ {
+ uint8_t *p_end = &((uint8_t*)p_stream->fmt.p_extra)[p_stream->fmt.i_extra];
+ uint8_t *p = &((uint8_t*)p_stream->fmt.p_extra)[0x46];
+
+ while( p + 8 < p_end )
+ {
+ int i_size = GetDWBE( p );
+ if( i_size <= 1 )
+ {
+ /* FIXME handle 1 as long size */
+ break;
+ }
+ if( !strncmp( (const char *)&p[4], "SMI ", 4 ) )
+ {
+ bo_add_mem( smi, p_end - p - 8, &p[8] );
+ return smi;
+ }
+ p += i_size;
+ }
+ }
+
+ /* Create a dummy one in fallback */
+ bo_add_fourcc( smi, "SEQH" );
+ bo_add_32be( smi, 0x5 );
+ bo_add_32be( smi, 0xe2c0211d );
+ bo_add_8( smi, 0xc0 );
+ box_fix( smi );
+
+ return smi;
+}
+
+static bo_t *GetUdtaTag( sout_mux_t *p_mux )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ bo_t *udta = box_new( "udta" );
+ vlc_meta_t *p_meta = p_mux->p_sout->p_meta;
+ int i_track;
+
+ /* Requirements */
+ for( i_track = 0; i_track < p_sys->i_nb_streams; i_track++ )
+ {
+ mp4_stream_t *p_stream = p_sys->pp_streams[i_track];
+
+ if( p_stream->fmt.i_codec == VLC_CODEC_MP4V ||
+ p_stream->fmt.i_codec == VLC_CODEC_MP4A )
+ {
+ bo_t *box = box_new( "\251req" );
+ /* String length */
+ bo_add_16be( box, sizeof("QuickTime 6.0 or greater") - 1);
+ bo_add_16be( box, 0 );
+ bo_add_mem( box, sizeof("QuickTime 6.0 or greater") - 1,
+ (uint8_t *)"QuickTime 6.0 or greater" );
+ box_fix( box );
+ box_gather( udta, box );
+ break;
+ }
+ }
+
+ /* Encoder */
+ {
+ bo_t *box = box_new( "\251enc" );
+ /* String length */
+ bo_add_16be( box, sizeof(PACKAGE_STRING " stream output") - 1);
+ bo_add_16be( box, 0 );
+ bo_add_mem( box, sizeof(PACKAGE_STRING " stream output") - 1,
+ (uint8_t*)PACKAGE_STRING " stream output" );
+ box_fix( box );
+ box_gather( udta, box );
+ }
+
+ /* Misc atoms */
+ if( p_meta )
+ {
+#define ADD_META_BOX( type, box_string ) { \
+ bo_t *box = NULL; \
+ if( vlc_meta_Get( p_meta, vlc_meta_##type ) ) box = box_new( "\251" box_string ); \
+ if( box ) \
+ { \
+ bo_add_16be( box, strlen( vlc_meta_Get( p_meta, vlc_meta_##type ) )); \
+ bo_add_16be( box, 0 ); \
+ bo_add_mem( box, strlen( vlc_meta_Get( p_meta, vlc_meta_##type ) ), \
+ (uint8_t*)(vlc_meta_Get( p_meta, vlc_meta_##type ) ) ); \
+ box_fix( box ); \
+ box_gather( udta, box ); \
+ } }
+
+ ADD_META_BOX( Title, "nam" );
+ ADD_META_BOX( Artist, "ART" );
+ ADD_META_BOX( Genre, "gen" );
+ ADD_META_BOX( Copyright, "cpy" );
+ ADD_META_BOX( Description, "des" );
+ ADD_META_BOX( Date, "day" );
+ ADD_META_BOX( URL, "url" );
+#undef ADD_META_BOX
+ }
+
+ box_fix( udta );
+ return udta;
+}
+
+static bo_t *GetSounBox( sout_mux_t *p_mux, mp4_stream_t *p_stream )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ bool b_descr = false;
+ bo_t *soun;
+ char fcc[4] = " ";
+ int i;
+
+ switch( p_stream->fmt.i_codec )
+ {
+ case VLC_CODEC_MP4A:
+ memcpy( fcc, "mp4a", 4 );
+ b_descr = true;
+ break;
+
+ case VLC_CODEC_AMR_NB:
+ case VLC_CODEC_AMR_WB:
+ memcpy( fcc, (char*)&p_stream->fmt.i_codec, 4 );
+ b_descr = true;
+ break;
+
+ case VLC_CODEC_MPGA:
+ if( p_sys->b_mov )
+ memcpy( fcc, ".mp3", 4 );
+ else
+ {
+ memcpy( fcc, "mp4a", 4 );
+ b_descr = true;
+ }
+ break;
+
+ default:
+ memcpy( fcc, (char*)&p_stream->fmt.i_codec, 4 );
+ break;
+ }
+
+ soun = box_new( fcc );
+ for( i = 0; i < 6; i++ )
+ {
+ bo_add_8( soun, 0 ); // reserved;
+ }
+ bo_add_16be( soun, 1 ); // data-reference-index
+
+ /* SoundDescription */
+ if( p_sys->b_mov &&
+ p_stream->fmt.i_codec == VLC_CODEC_MP4A )
+ {
+ bo_add_16be( soun, 1 ); // version 1;
+ }
+ else
+ {
+ bo_add_16be( soun, 0 ); // version 0;
+ }
+ bo_add_16be( soun, 0 ); // revision level (0)
+ bo_add_32be( soun, 0 ); // vendor
+ // channel-count
+ bo_add_16be( soun, p_stream->fmt.audio.i_channels );
+ // sample size
+ bo_add_16be( soun, p_stream->fmt.audio.i_bitspersample ?
+ p_stream->fmt.audio.i_bitspersample : 16 );
+ bo_add_16be( soun, -2 ); // compression id
+ bo_add_16be( soun, 0 ); // packet size (0)
+ bo_add_16be( soun, p_stream->fmt.audio.i_rate ); // sampleratehi
+ bo_add_16be( soun, 0 ); // sampleratelo
+
+ /* Extended data for SoundDescription V1 */
+ if( p_sys->b_mov &&
+ p_stream->fmt.i_codec == VLC_CODEC_MP4A )
+ {
+ /* samples per packet */
+ bo_add_32be( soun, p_stream->fmt.audio.i_frame_length );
+ bo_add_32be( soun, 1536 ); /* bytes per packet */
+ bo_add_32be( soun, 2 ); /* bytes per frame */
+ /* bytes per sample */
+ bo_add_32be( soun, 2 /*p_stream->fmt.audio.i_bitspersample/8 */);
+ }
+
+ /* Add an ES Descriptor */
+ if( b_descr )
+ {
+ bo_t *box;
+
+ if( p_sys->b_mov &&
+ p_stream->fmt.i_codec == VLC_CODEC_MP4A )
+ {
+ box = GetWaveTag( p_stream );
+ }
+ else if( p_stream->fmt.i_codec == VLC_CODEC_AMR_NB )
+ {
+ box = GetDamrTag( p_stream );
+ }
+ else
+ {
+ box = GetESDS( p_stream );
+ }
+ box_fix( box );
+ box_gather( soun, box );
+ }
+
+ box_fix( soun );
+
+ return soun;
+}
+
+static bo_t *GetVideBox( mp4_stream_t *p_stream )
+{
+
+ bo_t *vide;
+ char fcc[4] = " ";
+ int i;
+
+ switch( p_stream->fmt.i_codec )
+ {
+ case VLC_CODEC_MP4V:
+ case VLC_CODEC_MPGV:
+ memcpy( fcc, "mp4v", 4 );
+ break;
+
+ case VLC_CODEC_MJPG:
+ memcpy( fcc, "mjpa", 4 );
+ break;
+
+ case VLC_CODEC_SVQ1:
+ memcpy( fcc, "SVQ1", 4 );
+ break;
+
+ case VLC_CODEC_SVQ3:
+ memcpy( fcc, "SVQ3", 4 );
+ break;
+
+ case VLC_CODEC_H263:
+ memcpy( fcc, "s263", 4 );
+ break;
+
+ case VLC_CODEC_H264:
+ memcpy( fcc, "avc1", 4 );
+ break;
+
+ case VLC_CODEC_YV12:
+ memcpy( fcc, "yv12", 4 );
+ break;
+
+ case VLC_CODEC_YUYV:
+ memcpy( fcc, "yuy2", 4 );
+ break;
+
+ default:
+ memcpy( fcc, (char*)&p_stream->fmt.i_codec, 4 );
+ break;
+ }
+
+ vide = box_new( fcc );
+ for( i = 0; i < 6; i++ )
+ {
+ bo_add_8( vide, 0 ); // reserved;
+ }
+ bo_add_16be( vide, 1 ); // data-reference-index
+
+ bo_add_16be( vide, 0 ); // predefined;
+ bo_add_16be( vide, 0 ); // reserved;
+ for( i = 0; i < 3; i++ )
+ {
+ bo_add_32be( vide, 0 ); // predefined;
+ }
+
+ bo_add_16be( vide, p_stream->fmt.video.i_width ); // i_width
+ bo_add_16be( vide, p_stream->fmt.video.i_height ); // i_height
+
+ bo_add_32be( vide, 0x00480000 ); // h 72dpi
+ bo_add_32be( vide, 0x00480000 ); // v 72dpi
+
+ bo_add_32be( vide, 0 ); // data size, always 0
+ bo_add_16be( vide, 1 ); // frames count per sample
+
+ // compressor name;
+ for( i = 0; i < 32; i++ )
+ {
+ bo_add_8( vide, 0 );
+ }
+
+ bo_add_16be( vide, 0x18 ); // depth
+ bo_add_16be( vide, 0xffff ); // predefined
+
+ /* add an ES Descriptor */
+ switch( p_stream->fmt.i_codec )
+ {
+ case VLC_CODEC_MP4V:
+ case VLC_CODEC_MPGV:
+ {
+ bo_t *esds = GetESDS( p_stream );
+
+ box_fix( esds );
+ box_gather( vide, esds );
+ }
+ break;
+
+ case VLC_CODEC_H263:
+ {
+ bo_t *d263 = GetD263Tag();
+
+ box_fix( d263 );
+ box_gather( vide, d263 );
+ }
+ break;
+
+ case VLC_CODEC_SVQ3:
+ {
+ bo_t *esds = GetSVQ3Tag( p_stream );
+
+ box_fix( esds );
+ box_gather( vide, esds );
+ }
+ break;
+
+ case VLC_CODEC_H264:
+ box_gather( vide, GetAvcCTag( p_stream ) );
+ break;
+
+ default:
+ break;
+ }
+
+ box_fix( vide );
+
+ return vide;
+}
+
+static bo_t *GetTextBox( void )
+{
+
+ bo_t *text = box_new( "text" );
+ int i;
+
+ for( i = 0; i < 6; i++ )
+ {
+ bo_add_8( text, 0 ); // reserved;
+ }
+ bo_add_16be( text, 1 ); // data-reference-index
+
+ bo_add_32be( text, 0 ); // display flags
+ bo_add_32be( text, 0 ); // justification
+ for( i = 0; i < 3; i++ )
+ {
+ bo_add_16be( text, 0 ); // back ground color
+ }
+
+ bo_add_16be( text, 0 ); // box text
+ bo_add_16be( text, 0 ); // box text
+ bo_add_16be( text, 0 ); // box text
+ bo_add_16be( text, 0 ); // box text
+
+ bo_add_64be( text, 0 ); // reserved
+ for( i = 0; i < 3; i++ )
+ {
+ bo_add_16be( text, 0xff ); // foreground color
+ }
+
+ bo_add_8 ( text, 9 );
+ bo_add_mem( text, 9, (uint8_t*)"Helvetica" );
+
+ box_fix( text );
+
+ return text;
+}
+
+static bo_t *GetStblBox( sout_mux_t *p_mux, mp4_stream_t *p_stream )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ unsigned int i_chunk, i_stsc_last_val, i_stsc_entries, i, i_index;
+ bo_t *stbl, *stsd, *stts, *stco, *stsc, *stsz, *stss;
+ uint32_t i_timescale;
+ int64_t i_dts, i_dts_q;
+
+ stbl = box_new( "stbl" );
+
+ /* sample description */
+ stsd = box_full_new( "stsd", 0, 0 );
+ bo_add_32be( stsd, 1 );
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ {
+ bo_t *soun = GetSounBox( p_mux, p_stream );
+ box_gather( stsd, soun );
+ }
+ else if( p_stream->fmt.i_cat == VIDEO_ES )
+ {
+ bo_t *vide = GetVideBox( p_stream );
+ box_gather( stsd, vide );
+ }
+ else if( p_stream->fmt.i_cat == SPU_ES )
+ {
+ box_gather( stsd, GetTextBox() );
+ }
+ box_fix( stsd );
+
+ /* chunk offset table */
+ if( p_sys->i_pos >= (((uint64_t)0x1) << 32) )
+ {
+ /* 64 bits version */
+ p_stream->b_stco64 = true;
+ stco = box_full_new( "co64", 0, 0 );
+ }
+ else
+ {
+ /* 32 bits version */
+ p_stream->b_stco64 = false;
+ stco = box_full_new( "stco", 0, 0 );
+ }
+ bo_add_32be( stco, 0 ); // entry-count (fixed latter)
+
+ /* sample to chunk table */
+ stsc = box_full_new( "stsc", 0, 0 );
+ bo_add_32be( stsc, 0 ); // entry-count (fixed latter)
+
+ for( i_chunk = 0, i_stsc_last_val = 0, i_stsc_entries = 0, i = 0;
+ i < p_stream->i_entry_count; i_chunk++ )
+ {
+ int i_first = i;
+
+ if( p_stream->b_stco64 )
+ bo_add_64be( stco, p_stream->entry[i].i_pos );
+ else
+ bo_add_32be( stco, p_stream->entry[i].i_pos );
+
+ while( i < p_stream->i_entry_count )
+ {
+ if( i + 1 < p_stream->i_entry_count &&
+ p_stream->entry[i].i_pos + p_stream->entry[i].i_size
+ != p_stream->entry[i + 1].i_pos )
+ {
+ i++;
+ break;
+ }
+
+ i++;
+ }
+
+ /* Add entry to the stsc table */
+ if( i_stsc_last_val != i - i_first )
+ {
+ bo_add_32be( stsc, 1 + i_chunk ); // first-chunk
+ bo_add_32be( stsc, i - i_first ) ; // samples-per-chunk
+ bo_add_32be( stsc, 1 ); // sample-descr-index
+ i_stsc_last_val = i - i_first;
+ i_stsc_entries++;
+ }
+ }
+
+ /* Fix stco entry count */
+ bo_fix_32be( stco, 12, i_chunk );
+ msg_Dbg( p_mux, "created %d chunks (stco)", i_chunk );
+ box_fix( stco );
+
+ /* Fix stsc entry count */
+ bo_fix_32be( stsc, 12, i_stsc_entries );
+ box_fix( stsc );
+
+ /* add stts */
+ stts = box_full_new( "stts", 0, 0 );
+ bo_add_32be( stts, 0 ); // entry-count (fixed latter)
+
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ i_timescale = p_stream->fmt.audio.i_rate;
+ else
+ i_timescale = 1001;
+
+ /* first, create quantified length */
+ for( i = 0, i_dts = 0, i_dts_q = 0; i < p_stream->i_entry_count; i++ )
+ {
+ int64_t i_dts_deq = i_dts_q * INT64_C(1000000) / (int64_t)i_timescale;
+ int64_t i_delta = p_stream->entry[i].i_length + i_dts - i_dts_deq;
+
+ i_dts += p_stream->entry[i].i_length;
+
+ p_stream->entry[i].i_length =
+ i_delta * (int64_t)i_timescale / INT64_C(1000000);
+
+ i_dts_q += p_stream->entry[i].i_length;
+ }
+ /* then write encoded table */
+ for( i = 0, i_index = 0; i < p_stream->i_entry_count; i_index++)
+ {
+ int i_first = i;
+ int64_t i_delta = p_stream->entry[i].i_length;
+
+ while( i < p_stream->i_entry_count )
+ {
+ i++;
+ if( i >= p_stream->i_entry_count ||
+ p_stream->entry[i].i_length != i_delta )
+ {
+ break;
+ }
+ }
+
+ bo_add_32be( stts, i - i_first ); // sample-count
+ bo_add_32be( stts, i_delta ); // sample-delta
+ }
+ bo_fix_32be( stts, 12, i_index );
+ box_fix( stts );
+
+ /* FIXME add ctts ?? FIXME */
+
+ stsz = box_full_new( "stsz", 0, 0 );
+ bo_add_32be( stsz, 0 ); // sample-size
+ bo_add_32be( stsz, p_stream->i_entry_count ); // sample-count
+ for( i = 0; i < p_stream->i_entry_count; i++ )
+ {
+ bo_add_32be( stsz, p_stream->entry[i].i_size ); // sample-size
+ }
+ box_fix( stsz );
+
+ /* create stss table */
+ stss = NULL;
+ for( i = 0, i_index = 0; i < p_stream->i_entry_count; i++ )
+ {
+ if( p_stream->entry[i].i_flags & BLOCK_FLAG_TYPE_I )
+ {
+ if( stss == NULL )
+ {
+ stss = box_full_new( "stss", 0, 0 );
+ bo_add_32be( stss, 0 ); /* fixed later */
+ }
+ bo_add_32be( stss, 1 + i );
+ i_index++;
+ }
+ }
+ if( stss )
+ {
+ bo_fix_32be( stss, 12, i_index );
+ box_fix( stss );
+ }
+
+ /* Now gather all boxes into stbl */
+ box_gather( stbl, stsd );
+ box_gather( stbl, stts );
+ if( stss )
+ {
+ box_gather( stbl, stss );
+ }
+ box_gather( stbl, stsc );
+ box_gather( stbl, stsz );
+ p_stream->i_stco_pos = stbl->i_buffer + 16;
+ box_gather( stbl, stco );
+
+ /* finish stbl */
+ box_fix( stbl );
+
+ return stbl;
+}
+
+static int64_t get_timestamp(void);
+
+static const uint32_t mvhd_matrix[9] =
+ { 0x10000, 0, 0, 0, 0x10000, 0, 0, 0, 0x40000000 };
+
+static bo_t *GetMoovBox( sout_mux_t *p_mux )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+
+ bo_t *moov, *mvhd;
+ int i_trak, i;
+
+ uint32_t i_movie_timescale = 90000;
+ int64_t i_movie_duration = 0;
+
+ moov = box_new( "moov" );
+
+ /* Create general info */
+ for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
+ {
+ mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
+ i_movie_duration = __MAX( i_movie_duration, p_stream->i_duration );
+ }
+ msg_Dbg( p_mux, "movie duration %ds",
+ (uint32_t)( i_movie_duration / (mtime_t)1000000 ) );
+
+ i_movie_duration = i_movie_duration * i_movie_timescale / 1000000;
+
+ /* *** add /moov/mvhd *** */
+ if( !p_sys->b_64_ext )
+ {
+ mvhd = box_full_new( "mvhd", 0, 0 );
+ bo_add_32be( mvhd, get_timestamp() ); // creation time
+ bo_add_32be( mvhd, get_timestamp() ); // modification time
+ bo_add_32be( mvhd, i_movie_timescale); // timescale
+ bo_add_32be( mvhd, i_movie_duration ); // duration
+ }
+ else
+ {
+ mvhd = box_full_new( "mvhd", 1, 0 );
+ bo_add_64be( mvhd, get_timestamp() ); // creation time
+ bo_add_64be( mvhd, get_timestamp() ); // modification time
+ bo_add_32be( mvhd, i_movie_timescale); // timescale
+ bo_add_64be( mvhd, i_movie_duration ); // duration
+ }
+ bo_add_32be( mvhd, 0x10000 ); // rate
+ bo_add_16be( mvhd, 0x100 ); // volume
+ bo_add_16be( mvhd, 0 ); // reserved
+ for( i = 0; i < 2; i++ )
+ {
+ bo_add_32be( mvhd, 0 ); // reserved
+ }
+ for( i = 0; i < 9; i++ )
+ {
+ bo_add_32be( mvhd, mvhd_matrix[i] );// matrix
+ }
+ for( i = 0; i < 6; i++ )
+ {
+ bo_add_32be( mvhd, 0 ); // pre-defined
+ }
+
+ /* Next available track id */
+ bo_add_32be( mvhd, p_sys->i_nb_streams + 1 ); // next-track-id
+
+ box_fix( mvhd );
+ box_gather( moov, mvhd );
+
+ for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
+ {
+ mp4_stream_t *p_stream;
+ uint32_t i_timescale;
+
+ bo_t *trak, *tkhd, *edts, *elst, *mdia, *mdhd, *hdlr;
+ bo_t *minf, *dinf, *dref, *url, *stbl;
+
+ p_stream = p_sys->pp_streams[i_trak];
+
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ i_timescale = p_stream->fmt.audio.i_rate;
+ else
+ i_timescale = 1001;
+
+ /* *** add /moov/trak *** */
+ trak = box_new( "trak" );
+
+ /* *** add /moov/trak/tkhd *** */
+ if( !p_sys->b_64_ext )
+ {
+ if( p_sys->b_mov )
+ tkhd = box_full_new( "tkhd", 0, 0x0f );
+ else
+ tkhd = box_full_new( "tkhd", 0, 1 );
+
+ bo_add_32be( tkhd, get_timestamp() ); // creation time
+ bo_add_32be( tkhd, get_timestamp() ); // modification time
+ bo_add_32be( tkhd, p_stream->i_track_id );
+ bo_add_32be( tkhd, 0 ); // reserved 0
+ bo_add_32be( tkhd, p_stream->i_duration *
+ (int64_t)i_movie_timescale /
+ (mtime_t)1000000 ); // duration
+ }
+ else
+ {
+ if( p_sys->b_mov )
+ tkhd = box_full_new( "tkhd", 1, 0x0f );
+ else
+ tkhd = box_full_new( "tkhd", 1, 1 );
+
+ bo_add_64be( tkhd, get_timestamp() ); // creation time
+ bo_add_64be( tkhd, get_timestamp() ); // modification time
+ bo_add_32be( tkhd, p_stream->i_track_id );
+ bo_add_32be( tkhd, 0 ); // reserved 0
+ bo_add_64be( tkhd, p_stream->i_duration *
+ (int64_t)i_movie_timescale /
+ (mtime_t)1000000 ); // duration
+ }
+
+ for( i = 0; i < 2; i++ )
+ {
+ bo_add_32be( tkhd, 0 ); // reserved
+ }
+ bo_add_16be( tkhd, 0 ); // layer
+ bo_add_16be( tkhd, 0 ); // pre-defined
+ // volume
+ bo_add_16be( tkhd, p_stream->fmt.i_cat == AUDIO_ES ? 0x100 : 0 );
+ bo_add_16be( tkhd, 0 ); // reserved
+ for( i = 0; i < 9; i++ )
+ {
+ bo_add_32be( tkhd, mvhd_matrix[i] ); // matrix
+ }
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ {
+ bo_add_32be( tkhd, 0 ); // width (presentation)
+ bo_add_32be( tkhd, 0 ); // height(presentation)
+ }
+ else if( p_stream->fmt.i_cat == VIDEO_ES )
+ {
+ int i_width = p_stream->fmt.video.i_width << 16;
+ if( p_stream->fmt.video.i_aspect > 0 )
+ {
+ i_width = (int64_t)p_stream->fmt.video.i_aspect *
+ ((int64_t)p_stream->fmt.video.i_height << 16) /
+ VOUT_ASPECT_FACTOR;
+ }
+ // width (presentation)
+ bo_add_32be( tkhd, i_width );
+ // height(presentation)
+ bo_add_32be( tkhd, p_stream->fmt.video.i_height << 16 );