/*****************************************************************************
* mp4.c: mp4/mov muxer
*****************************************************************************
- * Copyright (C) 2001, 2002, 2003 VideoLAN
- * $Id: mp4.c,v 1.9 2004/01/13 15:54:09 gbazin Exp $
+ * Copyright (C) 2001, 2002, 2003, 2006 the VideoLAN team
+ * $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Gildas Bazin <gbazin at videolan dot org>
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/sout.h>
+#include <vlc_sout.h>
+#include <vlc_block.h>
#ifdef HAVE_TIME_H
#include <time.h>
#endif
-#include "codecs.h"
+#include "iso_lang.h"
+#include "vlc_meta.h"
/*****************************************************************************
- * Exported prototypes
+ * Module descriptor
*****************************************************************************/
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
+#define FASTSTART_TEXT N_("Create \"Fast Start\" files")
+#define FASTSTART_LONGTEXT N_( \
+ "Create \"Fast Start\" files. " \
+ "\"Fast Start\" files are optimized for downloads and allow the user " \
+ "to start previewing the file while it is downloading.")
-static int Capability(sout_mux_t *, int, void *, void * );
-static int AddStream( sout_mux_t *, sout_input_t * );
-static int DelStream( sout_mux_t *, sout_input_t * );
-static int Mux ( sout_mux_t * );
+static int Open ( vlc_object_t * );
+static void Close ( vlc_object_t * );
+
+#define SOUT_CFG_PREFIX "sout-mp4-"
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
vlc_module_begin();
set_description( _("MP4/MOV muxer") );
+ set_category( CAT_SOUT );
+ set_subcategory( SUBCAT_SOUT_MUX );
+ set_shortname( "MP4" );
+
+ add_bool( SOUT_CFG_PREFIX "faststart", 1, NULL,
+ FASTSTART_TEXT, FASTSTART_LONGTEXT,
+ true );
set_capability( "sout mux", 5 );
add_shortcut( "mp4" );
add_shortcut( "mov" );
+ add_shortcut( "3gp" );
set_callbacks( Open, Close );
vlc_module_end();
+/*****************************************************************************
+ * Exported prototypes
+ *****************************************************************************/
+static const char *ppsz_sout_options[] = {
+ "faststart", NULL
+};
+
+static int Control( sout_mux_t *, int, va_list );
+static int AddStream( sout_mux_t *, sout_input_t * );
+static int DelStream( sout_mux_t *, sout_input_t * );
+static int Mux ( sout_mux_t * );
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
typedef struct
{
uint64_t i_pos;
int i_size;
- mtime_t i_pts;
- mtime_t i_dts;
+ mtime_t i_pts_dts;
mtime_t i_length;
+ unsigned int i_flags;
} mp4_entry_t;
typedef struct
{
- es_format_t *p_fmt;
+ es_format_t fmt;
int i_track_id;
/* index */
unsigned int i_entry_count;
unsigned int i_entry_max;
mp4_entry_t *entry;
+ int64_t i_length_neg;
/* stats */
- mtime_t i_duration;
+ int64_t i_dts_start;
+ int64_t i_duration;
+
+ /* for later stco fix-up (fast start files) */
+ uint64_t i_stco_pos;
+ bool b_stco64;
+
+ /* for spu */
+ int64_t i_last_dts;
+
} mp4_stream_t;
struct sout_mux_sys_t
{
- vlc_bool_t b_mov;
- vlc_bool_t b_64_ext;
+ bool b_mov;
+ bool b_3gp;
+ bool b_64_ext;
+ bool b_fast_start;
uint64_t i_mdat_pos;
uint64_t i_pos;
- mtime_t i_start_dts;
+ int64_t i_dts_start;
int i_nb_streams;
mp4_stream_t **pp_streams;
};
-
-typedef struct bo_t bo_t;
-struct bo_t
+typedef struct bo_t
{
- vlc_bool_t b_grow;
+ bool b_grow;
int i_buffer_size;
int i_buffer;
uint8_t *p_buffer;
-};
+} bo_t;
-static void bo_init ( bo_t *, int , uint8_t *, vlc_bool_t );
+static void bo_init ( bo_t *, int , uint8_t *, bool );
static void bo_add_8 ( bo_t *, uint8_t );
static void bo_add_16be ( bo_t *, uint16_t );
static void bo_add_24be ( bo_t *, uint32_t );
static void bo_add_32be ( bo_t *, uint32_t );
static void bo_add_64be ( bo_t *, uint64_t );
-static void bo_add_fourcc(bo_t *, char * );
+static void bo_add_fourcc(bo_t *, const char * );
static void bo_add_bo ( bo_t *, bo_t * );
static void bo_add_mem ( bo_t *, int , uint8_t * );
-static void bo_add_descr ( bo_t *, uint8_t , uint32_t );
+static void bo_add_descr( bo_t *, uint8_t , uint32_t );
static void bo_fix_32be ( bo_t *, int , uint32_t );
-static bo_t *box_new ( char *fcc );
-static bo_t *box_full_new( char *fcc, uint8_t v, uint32_t f );
+static bo_t *box_new ( const char *fcc );
+static bo_t *box_full_new( const char *fcc, uint8_t v, uint32_t f );
static void box_fix ( bo_t *box );
static void box_free ( bo_t *box );
static void box_gather ( bo_t *box, bo_t *box2 );
static void box_send( sout_mux_t *p_mux, bo_t *box );
-static int64_t get_timestamp();
+static block_t *bo_to_sout( sout_instance_t *p_sout, bo_t *box );
-static sout_buffer_t * bo_to_sout( sout_instance_t *p_sout, bo_t *box );
+static bo_t *GetMoovBox( sout_mux_t *p_mux );
+
+static block_t *ConvertSUBT( block_t *);
+static block_t *ConvertAVC1( block_t * );
/*****************************************************************************
* Open:
sout_mux_sys_t *p_sys;
bo_t *box;
- p_sys = malloc( sizeof( sout_mux_sys_t ) );
+ msg_Dbg( p_mux, "Mp4 muxer opened" );
+ config_ChainParse( p_mux, SOUT_CFG_PREFIX, ppsz_sout_options, p_mux->p_cfg );
+
+ p_mux->pf_control = Control;
+ p_mux->pf_addstream = AddStream;
+ p_mux->pf_delstream = DelStream;
+ p_mux->pf_mux = Mux;
+ p_mux->p_sys = p_sys = malloc( sizeof( sout_mux_sys_t ) );
p_sys->i_pos = 0;
p_sys->i_nb_streams = 0;
p_sys->pp_streams = NULL;
p_sys->i_mdat_pos = 0;
p_sys->b_mov = p_mux->psz_mux && !strcmp( p_mux->psz_mux, "mov" );
- p_sys->i_start_dts = 0;
-
- msg_Info( p_mux, "Open" );
+ p_sys->b_3gp = p_mux->psz_mux && !strcmp( p_mux->psz_mux, "3gp" );
+ p_sys->i_dts_start = 0;
- p_mux->pf_capacity = Capability;
- p_mux->pf_addstream = AddStream;
- p_mux->pf_delstream = DelStream;
- p_mux->pf_mux = Mux;
- p_mux->p_sys = p_sys;
if( !p_sys->b_mov )
{
/* Now add ftyp header */
box = box_new( "ftyp" );
- bo_add_fourcc( box, "isom" );
+ if( p_sys->b_3gp ) bo_add_fourcc( box, "3gp4" );
+ else bo_add_fourcc( box, "isom" );
bo_add_32be ( box, 0 );
- bo_add_fourcc( box, "mp41" );
+ if( p_sys->b_3gp ) bo_add_fourcc( box, "3gp4" );
+ else bo_add_fourcc( box, "mp41" );
box_fix( box );
p_sys->i_pos += box->i_buffer;
/* FIXME FIXME
* Quicktime actually doesn't like the 64 bits extensions !!! */
- p_sys->b_64_ext = VLC_FALSE;
+ p_sys->b_64_ext = false;
/* Now add mdat header */
box = box_new( "mdat" );
return VLC_SUCCESS;
}
-static int GetDescrLength( int i_size )
+/*****************************************************************************
+ * Close:
+ *****************************************************************************/
+static void Close( vlc_object_t * p_this )
{
- if( i_size < 0x00000080 )
- return 2 + i_size;
- else if( i_size < 0x00004000 )
- return 3 + i_size;
- else if( i_size < 0x00200000 )
- return 4 + i_size;
- else
- return 5 + i_size;
-}
+ sout_mux_t *p_mux = (sout_mux_t*)p_this;
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ block_t *p_hdr;
+ bo_t bo, *moov;
+ vlc_value_t val;
-static bo_t *GetESDS( mp4_stream_t *p_stream )
-{
- bo_t *esds;
- int i_stream_type;
- int i_object_type_indication;
- int i_decoder_specific_info_size;
+ int i_trak;
+ uint64_t i_moov_pos;
+
+ msg_Dbg( p_mux, "Close" );
- if( p_stream->p_fmt->i_extra > 0 )
+ /* Update mdat size */
+ bo_init( &bo, 0, NULL, true );
+ if( p_sys->i_pos - p_sys->i_mdat_pos >= (((uint64_t)1)<<32) )
{
- i_decoder_specific_info_size =
- GetDescrLength( p_stream->p_fmt->i_extra );
+ /* Extended size */
+ bo_add_32be ( &bo, 1 );
+ bo_add_fourcc( &bo, "mdat" );
+ bo_add_64be ( &bo, p_sys->i_pos - p_sys->i_mdat_pos );
}
else
{
- i_decoder_specific_info_size = 0;
+ bo_add_32be ( &bo, 8 );
+ bo_add_fourcc( &bo, "wide" );
+ bo_add_32be ( &bo, p_sys->i_pos - p_sys->i_mdat_pos - 8 );
+ bo_add_fourcc( &bo, "mdat" );
}
+ p_hdr = bo_to_sout( p_mux->p_sout, &bo );
+ free( bo.p_buffer );
- esds = box_full_new( "esds", 0, 0 );
-
- /* ES_Descr */
- bo_add_descr( esds, 0x03, 3 +
- GetDescrLength( 13 + i_decoder_specific_info_size ) +
- GetDescrLength( 1 ) );
- bo_add_16be( esds, p_stream->i_track_id );
- bo_add_8 ( esds, 0x1f ); // flags=0|streamPriority=0x1f
+ sout_AccessOutSeek( p_mux->p_access, p_sys->i_mdat_pos );
+ sout_AccessOutWrite( p_mux->p_access, p_hdr );
- /* DecoderConfigDescr */
- bo_add_descr( esds, 0x04, 13 + i_decoder_specific_info_size );
+ /* Create MOOV header */
+ i_moov_pos = p_sys->i_pos;
+ moov = GetMoovBox( p_mux );
- switch( p_stream->p_fmt->i_codec )
+ /* Check we need to create "fast start" files */
+ var_Get( p_this, SOUT_CFG_PREFIX "faststart", &val );
+ p_sys->b_fast_start = val.b_bool;
+ while( p_sys->b_fast_start )
{
- case VLC_FOURCC( 'm', 'p', '4', 'v' ):
- i_object_type_indication = 0x20;
- break;
- case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
- /* FIXME MPEG-I=0x6b, MPEG-II = 0x60 -> 0x65 */
- i_object_type_indication = 0x60;
- break;
- case VLC_FOURCC( 'm', 'p', '4', 'a' ):
- /* FIXME for mpeg2-aac == 0x66->0x68 */
- i_object_type_indication = 0x40;
- break;
- case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
- i_object_type_indication =
- p_stream->p_fmt->audio.i_rate < 32000 ? 0x69 : 0x6b;
- break;
- default:
- i_object_type_indication = 0x00;
- break;
- }
- i_stream_type = p_stream->p_fmt->i_cat == VIDEO_ES ? 0x04 : 0x05;
-
- bo_add_8 ( esds, i_object_type_indication );
- bo_add_8 ( esds, ( i_stream_type << 2 ) | 1 );
- bo_add_24be( esds, 1024 * 1024 ); // bufferSizeDB
- bo_add_32be( esds, 0x7fffffff ); // maxBitrate
- bo_add_32be( esds, 0 ); // avgBitrate
+ /* Move data to the end of the file so we can fit the moov header
+ * at the start */
+ block_t *p_buf;
+ int64_t i_chunk, i_size = p_sys->i_pos - p_sys->i_mdat_pos;
+ int i_moov_size = moov->i_buffer;
- if( p_stream->p_fmt->i_extra > 0 )
- {
- int i;
+ while( i_size > 0 )
+ {
+ i_chunk = __MIN( 32768, i_size );
+ p_buf = block_New( p_mux, i_chunk );
+ sout_AccessOutSeek( p_mux->p_access,
+ p_sys->i_mdat_pos + i_size - i_chunk );
+ if( sout_AccessOutRead( p_mux->p_access, p_buf ) < i_chunk )
+ {
+ msg_Warn( p_this, "read() not supported by access output, "
+ "won't create a fast start file" );
+ p_sys->b_fast_start = false;
+ block_Release( p_buf );
+ break;
+ }
+ sout_AccessOutSeek( p_mux->p_access, p_sys->i_mdat_pos + i_size +
+ i_moov_size - i_chunk );
+ sout_AccessOutWrite( p_mux->p_access, p_buf );
+ i_size -= i_chunk;
+ }
- /* DecoderSpecificInfo */
- bo_add_descr( esds, 0x05, p_stream->p_fmt->i_extra );
+ if( !p_sys->b_fast_start ) break;
- for( i = 0; i < p_stream->p_fmt->i_extra; i++ )
+ /* Fix-up samples to chunks table in MOOV header */
+ for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
{
- bo_add_8( esds, ((uint8_t*)p_stream->p_fmt->p_extra)[i] );
+ mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
+ unsigned int i;
+ int i_chunk;
+
+ moov->i_buffer = p_stream->i_stco_pos;
+ for( i_chunk = 0, i = 0; i < p_stream->i_entry_count; i_chunk++ )
+ {
+ if( p_stream->b_stco64 )
+ bo_add_64be( moov, p_stream->entry[i].i_pos + i_moov_size);
+ else
+ bo_add_32be( moov, p_stream->entry[i].i_pos + i_moov_size);
+
+ 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++;
+ }
+ }
}
+
+ moov->i_buffer = i_moov_size;
+ i_moov_pos = p_sys->i_mdat_pos;
+ p_sys->b_fast_start = false;
}
- /* SL_Descr mandatory */
- bo_add_descr( esds, 0x06, 1 );
- bo_add_8 ( esds, 0x02 ); // sl_predefined
+ /* Write MOOV header */
+ sout_AccessOutSeek( p_mux->p_access, i_moov_pos );
+ box_send( p_mux, moov );
- box_fix( esds );
+ /* Clean-up */
+ for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
+ {
+ mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
- return esds;
+ es_format_Clean( &p_stream->fmt );
+ free( p_stream->entry );
+ free( p_stream );
+ }
+ if( p_sys->i_nb_streams ) free( p_sys->pp_streams );
+ free( p_sys );
}
-static bo_t *GetWaveTag( mp4_stream_t *p_stream )
+/*****************************************************************************
+ * Control:
+ *****************************************************************************/
+static int Control( sout_mux_t *p_mux, int i_query, va_list args )
{
- bo_t *wave;
- bo_t *box;
+ VLC_UNUSED(p_mux);
+ bool *pb_bool;
- wave = box_new( "wave" );
-
- box = box_new( "frma" );
- bo_add_fourcc( box, "mp4a" );
- box_fix( box );
- box_gather( wave, box );
-
- box = box_new( "mp4a" );
- bo_add_32be( box, 0 );
- box_fix( box );
- box_gather( wave, box );
+ switch( i_query )
+ {
+ case MUX_CAN_ADD_STREAM_WHILE_MUXING:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = false;
+ return VLC_SUCCESS;
- box = GetESDS( p_stream );
- box_fix( box );
- box_gather( wave, box );
+ case MUX_GET_ADD_STREAM_WAIT:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = true;
+ return VLC_SUCCESS;
- box = box_new( "srcq" );
- bo_add_32be( box, 0x40 );
- box_fix( box );
- box_gather( wave, box );
+ case MUX_GET_MIME: /* Not needed, as not streamable */
+ default:
+ return VLC_EGENERIC;
+ }
+}
- /* wazza ? */
- bo_add_32be( wave, 8 ); /* new empty box */
- bo_add_32be( wave, 0 ); /* box label */
+/*****************************************************************************
+ * AddStream:
+ *****************************************************************************/
+static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ mp4_stream_t *p_stream;
- box_fix( wave );
+ switch( p_input->p_fmt->i_codec )
+ {
+ case VLC_FOURCC( 'm', 'p', '4', 'a' ):
+ case VLC_FOURCC( 'm', 'p', '4', 'v' ):
+ case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
+ case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
+ case VLC_FOURCC( 'M', 'J', 'P', 'G' ):
+ case VLC_FOURCC( 'm', 'j', 'p', 'b' ):
+ case VLC_FOURCC( 'S', 'V', 'Q', '1' ):
+ case VLC_FOURCC( 'S', 'V', 'Q', '3' ):
+ case VLC_FOURCC( 'H', '2', '6', '3' ):
+ case VLC_FOURCC( 'h', '2', '6', '4' ):
+ case VLC_FOURCC( 's', 'a', 'm', 'r' ):
+ case VLC_FOURCC( 's', 'a', 'w', 'b' ):
+ case VLC_FOURCC( 'Y', 'V', '1', '2' ):
+ case VLC_FOURCC( 'Y', 'U', 'Y', '2' ):
+ break;
+ case VLC_FOURCC( 's', 'u', 'b', 't' ):
+ msg_Warn( p_mux, "subtitle track added like in .mov (even when creating .mp4)" );
+ break;
+ default:
+ msg_Err( p_mux, "unsupported codec %4.4s in mp4",
+ (char*)&p_input->p_fmt->i_codec );
+ return VLC_EGENERIC;
+ }
- return wave;
-}
+ p_stream = malloc( sizeof( mp4_stream_t ) );
+ es_format_Copy( &p_stream->fmt, p_input->p_fmt );
+ p_stream->i_track_id = p_sys->i_nb_streams + 1;
+ p_stream->i_length_neg = 0;
+ p_stream->i_entry_count = 0;
+ p_stream->i_entry_max = 1000;
+ p_stream->entry =
+ calloc( p_stream->i_entry_max, sizeof( mp4_entry_t ) );
+ p_stream->i_dts_start = 0;
+ p_stream->i_duration = 0;
-/* TODO: No idea about these values */
-static bo_t *GetSVQ3Tag( mp4_stream_t *p_stream )
-{
- bo_t *smi = box_new( "SMI " );
+ p_input->p_sys = p_stream;
- bo_add_fourcc( smi, "SEQH" );
- bo_add_32be( smi, 0x5 );
- bo_add_32be( smi, 0xe2c0211d );
- bo_add_8( smi, 0xc0 );
- box_fix( smi );
+ msg_Dbg( p_mux, "adding input" );
- return smi;
+ TAB_APPEND( p_sys->i_nb_streams, p_sys->pp_streams, p_stream );
+ return VLC_SUCCESS;
}
/*****************************************************************************
- * Close:
+ * DelStream:
*****************************************************************************/
-static uint32_t mvhd_matrix[9] =
- { 0x10000, 0, 0, 0, 0x10000, 0, 0, 0, 0x40000000 };
-
-static void Close( vlc_object_t * p_this )
+static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
{
- sout_mux_t *p_mux = (sout_mux_t*)p_this;
- sout_mux_sys_t *p_sys = p_mux->p_sys;
- sout_buffer_t *p_hdr;
- bo_t bo;
- bo_t *moov, *mvhd;
- unsigned int i;
- int i_trak, i_index;
+ VLC_UNUSED(p_input);
+ msg_Dbg( p_mux, "removing input" );
+ return VLC_SUCCESS;
+}
- uint32_t i_movie_timescale = 90000;
- int64_t i_movie_duration = 0;
- msg_Info( p_mux, "Close" );
+static int MuxGetStream( sout_mux_t *p_mux, int *pi_stream, mtime_t *pi_dts )
+{
+ mtime_t i_dts;
+ int i_stream, i;
- /* create general info */
- for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
+ for( i = 0, i_dts = 0, i_stream = -1; i < p_mux->i_nb_inputs; i++ )
{
- mp4_stream_t *p_stream;
+ block_fifo_t *p_fifo = p_mux->pp_inputs[i]->p_fifo;
+ block_t *p_buf;
- p_stream = p_sys->pp_streams[i_trak];
+ if( block_FifoCount( p_fifo ) <= 1 )
+ {
+ if( p_mux->pp_inputs[i]->p_fmt->i_cat != SPU_ES )
+ {
+ return -1; // wait that all fifo have at least 2 packets
+ }
+ /* For SPU, we wait only 1 packet */
+ continue;
+ }
- i_movie_duration = __MAX( i_movie_duration, p_stream->i_duration );
+ p_buf = block_FifoShow( p_fifo );
+ if( i_stream < 0 || p_buf->i_dts < i_dts )
+ {
+ i_dts = p_buf->i_dts;
+ i_stream = i;
+ }
}
- msg_Dbg( p_mux, "movie duration %ds",
- (uint32_t)( i_movie_duration / (mtime_t)1000000 ) );
-
- i_movie_duration = i_movie_duration *
- (int64_t)i_movie_timescale / (int64_t)1000000;
-
- /* *** update mdat size *** */
- bo_init ( &bo, 0, NULL, VLC_TRUE );
- if( p_sys->i_pos - p_sys->i_mdat_pos >= (((uint64_t)1)<<32) )
+ if( pi_stream )
{
- /* Extended size */
- bo_add_32be ( &bo, 1 );
- bo_add_fourcc( &bo, "mdat" );
- bo_add_64be ( &bo, p_sys->i_pos - p_sys->i_mdat_pos );
+ *pi_stream = i_stream;
+ }
+ if( pi_dts )
+ {
+ *pi_dts = i_dts;
}
+ return i_stream;
+}
+
+/*****************************************************************************
+ * Mux:
+ *****************************************************************************/
+static int Mux( sout_mux_t *p_mux )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+
+ for( ;; )
+ {
+ sout_input_t *p_input;
+ int i_stream;
+ mp4_stream_t *p_stream;
+ block_t *p_data;
+ mtime_t i_dts;
+
+ if( MuxGetStream( p_mux, &i_stream, &i_dts) < 0 )
+ {
+ return( VLC_SUCCESS );
+ }
+
+ p_input = p_mux->pp_inputs[i_stream];
+ p_stream = (mp4_stream_t*)p_input->p_sys;
+
+again:
+ p_data = block_FifoGet( p_input->p_fifo );
+ if( p_stream->fmt.i_codec == VLC_FOURCC( 'h', '2', '6', '4' ) )
+ {
+ p_data = ConvertAVC1( p_data );
+ }
+ else if( p_stream->fmt.i_codec == VLC_FOURCC( 's', 'u', 'b', 't' ) )
+ {
+ p_data = ConvertSUBT( p_data );
+ }
+ if( p_data == NULL ) goto again;
+
+ if( p_stream->fmt.i_cat != SPU_ES )
+ {
+ /* Fix length of the sample */
+ if( block_FifoCount( p_input->p_fifo ) > 0 )
+ {
+ block_t *p_next = block_FifoShow( p_input->p_fifo );
+ int64_t i_diff = p_next->i_dts - p_data->i_dts;
+
+ if( i_diff < I64C(1000000 ) ) /* protection */
+ {
+ p_data->i_length = i_diff;
+ }
+ }
+ if( p_data->i_length <= 0 )
+ {
+ msg_Warn( p_mux, "i_length <= 0" );
+ p_stream->i_length_neg += p_data->i_length - 1;
+ p_data->i_length = 1;
+ }
+ else if( p_stream->i_length_neg < 0 )
+ {
+ int64_t i_recover = __MIN( p_data->i_length / 4, - p_stream->i_length_neg );
+
+ p_data->i_length -= i_recover;
+ p_stream->i_length_neg += i_recover;
+ }
+ }
+
+ /* Save starting time */
+ if( p_stream->i_entry_count == 0 )
+ {
+ p_stream->i_dts_start = p_data->i_dts;
+
+ /* Update global dts_start */
+ if( p_sys->i_dts_start <= 0 ||
+ p_stream->i_dts_start < p_sys->i_dts_start )
+ {
+ p_sys->i_dts_start = p_stream->i_dts_start;
+ }
+ }
+
+ if( p_stream->fmt.i_cat == SPU_ES && p_stream->i_entry_count > 0 )
+ {
+ int64_t i_length = p_data->i_dts - p_stream->i_last_dts;
+
+ if( i_length <= 0 )
+ {
+ /* FIXME handle this broken case */
+ i_length = 1;
+ }
+
+ /* Fix last entry */
+ if( p_stream->entry[p_stream->i_entry_count-1].i_length <= 0 )
+ {
+ p_stream->entry[p_stream->i_entry_count-1].i_length = i_length;
+ }
+ }
+
+
+ /* add index entry */
+ p_stream->entry[p_stream->i_entry_count].i_pos = p_sys->i_pos;
+ p_stream->entry[p_stream->i_entry_count].i_size = p_data->i_buffer;
+ p_stream->entry[p_stream->i_entry_count].i_pts_dts=
+ __MAX( p_data->i_pts - p_data->i_dts, 0 );
+ p_stream->entry[p_stream->i_entry_count].i_length = p_data->i_length;
+ p_stream->entry[p_stream->i_entry_count].i_flags = p_data->i_flags;
+
+ p_stream->i_entry_count++;
+ /* XXX: -1 to always have 2 entry for easy adding of empty SPU */
+ if( p_stream->i_entry_count >= p_stream->i_entry_max - 1 )
+ {
+ p_stream->i_entry_max += 1000;
+ p_stream->entry =
+ realloc( p_stream->entry,
+ p_stream->i_entry_max * sizeof( mp4_entry_t ) );
+ }
+
+ /* update */
+ p_stream->i_duration += p_data->i_length;
+ p_sys->i_pos += p_data->i_buffer;
+
+ /* Save the DTS */
+ p_stream->i_last_dts = p_data->i_dts;
+
+ /* write data */
+ sout_AccessOutWrite( p_mux->p_access, p_data );
+
+ if( p_stream->fmt.i_cat == SPU_ES )
+ {
+ int64_t i_length = p_stream->entry[p_stream->i_entry_count-1].i_length;
+
+ if( i_length != 0 )
+ {
+ /* TODO */
+ msg_Dbg( p_mux, "writing an empty sub" ) ;
+
+ /* Append a idx entry */
+ p_stream->entry[p_stream->i_entry_count].i_pos = p_sys->i_pos;
+ p_stream->entry[p_stream->i_entry_count].i_size = 3;
+ p_stream->entry[p_stream->i_entry_count].i_pts_dts= 0;
+ p_stream->entry[p_stream->i_entry_count].i_length = 0;
+ p_stream->entry[p_stream->i_entry_count].i_flags = 0;
+
+ /* XXX: No need to grow the entry here */
+ p_stream->i_entry_count++;
+
+ /* Fix last dts */
+ p_stream->i_last_dts += i_length;
+
+ /* Write a " " */
+ p_data = block_New( p_mux, 3 );
+ p_data->p_buffer[0] = 0;
+ p_data->p_buffer[1] = 1;
+ p_data->p_buffer[2] = ' ';
+
+ p_sys->i_pos += p_data->i_buffer;
+
+ sout_AccessOutWrite( p_mux->p_access, p_data );
+ }
+
+ /* Fix duration */
+ p_stream->i_duration = p_stream->i_last_dts - p_stream->i_dts_start;
+ }
+ }
+
+ return( VLC_SUCCESS );
+}
+
+/*****************************************************************************
+ *
+ *****************************************************************************/
+static block_t *ConvertSUBT( block_t *p_block )
+{
+ p_block = block_Realloc( p_block, 2, p_block->i_buffer );
+
+ /* No trailling '\0' */
+ if( p_block->i_buffer > 2 && p_block->p_buffer[p_block->i_buffer-1] == '\0' )
+ p_block->i_buffer--;
+
+ p_block->p_buffer[0] = ( (p_block->i_buffer - 2) >> 8 )&0xff;
+ p_block->p_buffer[1] = ( (p_block->i_buffer - 2) )&0xff;
+
+ return p_block;
+}
+
+static block_t *ConvertAVC1( block_t *p_block )
+{
+ uint8_t *last = p_block->p_buffer; /* Assume it starts with 0x00000001 */
+ uint8_t *dat = &p_block->p_buffer[4];
+ uint8_t *end = &p_block->p_buffer[p_block->i_buffer];
+
+
+ /* Replace the 4 bytes start code with 4 bytes size,
+ * FIXME are all startcodes 4 bytes ? (I don't think :( */
+ while( dat < end )
+ {
+ int i_size;
+
+ while( dat < end - 4 )
+ {
+ if( dat[0] == 0x00 && dat[1] == 0x00 &&
+ dat[2] == 0x00 && dat[3] == 0x01 )
+ {
+ break;
+ }
+ dat++;
+ }
+ if( dat >= end - 4 )
+ {
+ dat = end;
+ }
+
+ /* Fix size */
+ i_size = dat - &last[4];
+ last[0] = ( i_size >> 24 )&0xff;
+ last[1] = ( i_size >> 16 )&0xff;
+ last[2] = ( i_size >> 8 )&0xff;
+ last[3] = ( i_size )&0xff;
+
+ /* Skip blocks with SPS/PPS */
+ if( (last[4]&0x1f) == 7 || (last[4]&0x1f) == 8 )
+ {
+ ; // FIXME Find a way to skip dat without frelling everything
+ }
+ last = dat;
+ dat += 4;
+ }
+ return p_block;
+}
+
+static int GetDescrLength( int i_size )
+{
+ if( i_size < 0x00000080 )
+ return 2 + i_size;
+ else if( i_size < 0x00004000 )
+ return 3 + i_size;
+ else if( i_size < 0x00200000 )
+ return 4 + i_size;
else
+ return 5 + i_size;
+}
+
+static bo_t *GetESDS( mp4_stream_t *p_stream )
+{
+ bo_t *esds;
+ int i_stream_type;
+ int i_object_type_indication;
+ int i_decoder_specific_info_size;
+ unsigned int i;
+ int64_t i_bitrate_avg = 0;
+ int64_t i_bitrate_max = 0;
+
+ /* Compute avg/max bitrate */
+ for( i = 0; i < p_stream->i_entry_count; i++ )
{
- bo_add_32be ( &bo, 8 );
- bo_add_fourcc( &bo, "wide" );
- bo_add_32be ( &bo, p_sys->i_pos - p_sys->i_mdat_pos - 8 );
- bo_add_fourcc( &bo, "mdat" );
+ i_bitrate_avg += p_stream->entry[i].i_size;
+ if( p_stream->entry[i].i_length > 0)
+ {
+ int64_t i_bitrate = I64C(8000000) * p_stream->entry[i].i_size / p_stream->entry[i].i_length;
+ if( i_bitrate > i_bitrate_max )
+ i_bitrate_max = i_bitrate;
+ }
+ }
+
+ if( p_stream->i_duration > 0 )
+ i_bitrate_avg = I64C(8000000) * i_bitrate_avg / p_stream->i_duration;
+ else
+ i_bitrate_avg = 0;
+ if( i_bitrate_max <= 1 )
+ i_bitrate_max = 0x7fffffff;
+
+ /* */
+ if( p_stream->fmt.i_extra > 0 )
+ {
+ i_decoder_specific_info_size =
+ GetDescrLength( p_stream->fmt.i_extra );
+ }
+ else
+ {
+ i_decoder_specific_info_size = 0;
+ }
+
+ esds = box_full_new( "esds", 0, 0 );
+
+ /* ES_Descr */
+ bo_add_descr( esds, 0x03, 3 +
+ GetDescrLength( 13 + i_decoder_specific_info_size ) +
+ GetDescrLength( 1 ) );
+ bo_add_16be( esds, p_stream->i_track_id );
+ bo_add_8 ( esds, 0x1f ); // flags=0|streamPriority=0x1f
+
+ /* DecoderConfigDescr */
+ bo_add_descr( esds, 0x04, 13 + i_decoder_specific_info_size );
+
+ switch( p_stream->fmt.i_codec )
+ {
+ case VLC_FOURCC( 'm', 'p', '4', 'v' ):
+ i_object_type_indication = 0x20;
+ break;
+ case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
+ /* FIXME MPEG-I=0x6b, MPEG-II = 0x60 -> 0x65 */
+ i_object_type_indication = 0x60;
+ break;
+ case VLC_FOURCC( 'm', 'p', '4', 'a' ):
+ /* FIXME for mpeg2-aac == 0x66->0x68 */
+ i_object_type_indication = 0x40;
+ break;
+ case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
+ i_object_type_indication =
+ p_stream->fmt.audio.i_rate < 32000 ? 0x69 : 0x6b;
+ break;
+ default:
+ i_object_type_indication = 0x00;
+ break;
}
+ i_stream_type = p_stream->fmt.i_cat == VIDEO_ES ? 0x04 : 0x05;
+
+ bo_add_8 ( esds, i_object_type_indication );
+ bo_add_8 ( esds, ( i_stream_type << 2 ) | 1 );
+ bo_add_24be( esds, 1024 * 1024 ); // bufferSizeDB
+ bo_add_32be( esds, i_bitrate_max ); // maxBitrate
+ bo_add_32be( esds, i_bitrate_avg ); // avgBitrate
+
+ if( p_stream->fmt.i_extra > 0 )
+ {
+ int i;
+
+ /* DecoderSpecificInfo */
+ bo_add_descr( esds, 0x05, p_stream->fmt.i_extra );
+
+ for( i = 0; i < p_stream->fmt.i_extra; i++ )
+ {
+ bo_add_8( esds, ((uint8_t*)p_stream->fmt.p_extra)[i] );
+ }
+ }
+
+ /* SL_Descr mandatory */
+ bo_add_descr( esds, 0x06, 1 );
+ bo_add_8 ( esds, 0x02 ); // sl_predefined
+
+ box_fix( esds );
+
+ return esds;
+}
+
+static bo_t *GetWaveTag( mp4_stream_t *p_stream )
+{
+ bo_t *wave;
+ bo_t *box;
+
+ wave = box_new( "wave" );
+
+ box = box_new( "frma" );
+ bo_add_fourcc( box, "mp4a" );
+ box_fix( box );
+ box_gather( wave, box );
+
+ box = box_new( "mp4a" );
+ bo_add_32be( box, 0 );
+ box_fix( box );
+ box_gather( wave, box );
+
+ box = GetESDS( p_stream );
+ box_fix( box );
+ box_gather( wave, box );
+
+ box = box_new( "srcq" );
+ bo_add_32be( box, 0x40 );
+ box_fix( box );
+ box_gather( wave, box );
+
+ /* wazza ? */
+ bo_add_32be( wave, 8 ); /* new empty box */
+ bo_add_32be( wave, 0 ); /* box label */
+
+ box_fix( wave );
+
+ return wave;
+}
+
+static bo_t *GetDamrTag( mp4_stream_t *p_stream )
+{
+ bo_t *damr;
+
+ damr = box_new( "damr" );
+
+ bo_add_fourcc( damr, "REFC" );
+ bo_add_8( damr, 0 );
+
+ if( p_stream->fmt.i_codec == VLC_FOURCC( 's', 'a', 'm', 'r' ) )
+ bo_add_16be( damr, 0x81ff ); /* Mode set (all modes for AMR_NB) */
+ else
+ bo_add_16be( damr, 0x83ff ); /* Mode set (all modes for AMR_WB) */
+ bo_add_16be( damr, 0x1 ); /* Mode change period (no restriction) */
+
+ box_fix( damr );
+
+ return damr;
+}
+
+static bo_t *GetD263Tag( void )
+{
+ bo_t *d263;
+
+ d263 = box_new( "d263" );
+
+ bo_add_fourcc( d263, "VLC " );
+ bo_add_16be( d263, 0xa );
+ bo_add_8( d263, 0 );
+
+ box_fix( d263 );
+
+ return d263;
+}
+
+static bo_t *GetAvcCTag( mp4_stream_t *p_stream )
+{
+ bo_t *avcC = NULL;
+ uint8_t *p_sps = NULL;
+ uint8_t *p_pps = NULL;
+ int i_sps_size = 0;
+ int i_pps_size = 0;
+
+ if( p_stream->fmt.i_extra > 0 )
+ {
+ /* FIXME: take into account multiple sps/pps */
+ uint8_t *p_buffer = p_stream->fmt.p_extra;
+ int i_buffer = p_stream->fmt.i_extra;
+
+ while( i_buffer > 4 &&
+ p_buffer[0] == 0 && p_buffer[1] == 0 &&
+ p_buffer[2] == 0 && p_buffer[3] == 1 )
+ {
+ const int i_nal_type = p_buffer[4]&0x1f;
+ int i_offset = 1;
+ int i_size = 0;
+ int i_startcode = 0;
+
+ //msg_Dbg( p_stream, "we found a startcode for NAL with TYPE:%d", i_nal_type );
+
+ for( i_offset = 1; i_offset+3 < i_buffer ; i_offset++)
+ {
+ if( p_buffer[i_offset] == 0 && p_buffer[i_offset+1] == 0 &&
+ p_buffer[i_offset+2] == 0 && p_buffer[i_offset+3] == 1 )
+ {
+ /* we found another startcode */
+ i_startcode = i_offset;
+ break;
+ }
+ }
+ 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_FOURCC('m','p','4','v') ||
+ p_stream->fmt.i_codec == VLC_FOURCC('m','p','4','a') )
+ {
+ 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_FOURCC('m','p','4','a'):
+ memcpy( fcc, "mp4a", 4 );
+ b_descr = true;
+ break;
+
+ case VLC_FOURCC('s','a','m','r'):
+ case VLC_FOURCC('s','a','w','b'):
+ memcpy( fcc, (char*)&p_stream->fmt.i_codec, 4 );
+ b_descr = true;
+ break;
+
+ case VLC_FOURCC('m','p','g','a'):
+ 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_FOURCC('m','p','4','a') )
+ {
+ 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_FOURCC('m','p','4','a') )
+ {
+ /* 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_FOURCC('m','p','4','a') )
+ {
+ box = GetWaveTag( p_stream );
+ }
+ else if( p_stream->fmt.i_codec == VLC_FOURCC('s','a','m','r') )
+ {
+ 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_FOURCC('m','p','4','v'):
+ case VLC_FOURCC('m','p','g','v'):
+ memcpy( fcc, "mp4v", 4 );
+ break;
+
+ case VLC_FOURCC('M','J','P','G'):
+ memcpy( fcc, "mjpa", 4 );
+ break;
+
+ case VLC_FOURCC('S','V','Q','1'):
+ memcpy( fcc, "SVQ1", 4 );
+ break;
+
+ case VLC_FOURCC('S','V','Q','3'):
+ memcpy( fcc, "SVQ3", 4 );
+ break;
+
+ case VLC_FOURCC('H','2','6','3'):
+ memcpy( fcc, "s263", 4 );
+ break;
+
+ case VLC_FOURCC('h','2','6','4'):
+ memcpy( fcc, "avc1", 4 );
+ break;
+
+ case VLC_FOURCC('Y','V','1','2'):
+ memcpy( fcc, "yv12", 4 );
+ break;
+
+ case VLC_FOURCC('Y','U','Y','2'):
+ 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_FOURCC('m','p','4','v'):
+ case VLC_FOURCC('m','p','g','v'):
+ {
+ bo_t *esds = GetESDS( p_stream );
+
+ box_fix( esds );
+ box_gather( vide, esds );
+ }
+ break;
+
+ case VLC_FOURCC('H','2','6','3'):
+ {
+ bo_t *d263 = GetD263Tag();
+
+ box_fix( d263 );
+ box_gather( vide, d263 );
+ }
+ break;
+
+ case VLC_FOURCC('S','V','Q','3'):
+ {
+ bo_t *esds = GetSVQ3Tag( p_stream );
+
+ box_fix( esds );
+ box_gather( vide, esds );
+ }
+ break;
+
+ case VLC_FOURCC('h','2','6','4'):
+ 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 * I64C(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 / I64C(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;
+}
- p_hdr = bo_to_sout( p_mux->p_sout, &bo );
- free( bo.p_buffer );
+static int64_t get_timestamp(void);
- /* seek to mdat */
- sout_AccessOutSeek( p_mux->p_access, p_sys->i_mdat_pos );
- sout_AccessOutWrite( p_mux->p_access, p_hdr );
+static 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;
- /* Now create header */
- sout_AccessOutSeek( p_mux->p_access, p_sys->i_pos );
+ 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 )
{
bo_add_32be( mvhd, 0 ); // pre-defined
}
- /* Find the 1st track id */
- for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
- {
- mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
-
- if( p_stream->p_fmt->i_cat == AUDIO_ES ||
- p_stream->p_fmt->i_cat == VIDEO_ES )
- {
- /* Found it */
- bo_add_32be( mvhd, p_stream->i_track_id ); // next-track-id
- break;
- }
- }
- if( i_trak == p_sys->i_nb_streams ) /* Just for sanity reasons */
- bo_add_32be( mvhd, 0xffffffff );
+ /* Next available track id */
+ bo_add_32be( mvhd, p_sys->i_nb_streams + 1 ); // next-track-id
box_fix( mvhd );
box_gather( moov, mvhd );
{
mp4_stream_t *p_stream;
uint32_t i_timescale;
- uint32_t i_chunk_count;
-
- bo_t *trak;
- bo_t *tkhd;
- bo_t *mdia;
- bo_t *mdhd, *hdlr;
- bo_t *minf;
- bo_t *dinf;
- bo_t *dref;
- bo_t *url;
- bo_t *stbl;
- bo_t *stsd;
- bo_t *stts;
- bo_t *stsz;
+
+ 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->p_fmt->i_cat != AUDIO_ES &&
- p_stream->p_fmt->i_cat != VIDEO_ES )
- {
- msg_Err( p_mux, "FIXME ignoring trak (noaudio&&novideo)" );
- continue;
- }
- if( p_stream->p_fmt->i_cat == AUDIO_ES )
- {
- i_timescale = p_stream->p_fmt->audio.i_rate;
- }
+ 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" );
}
bo_add_16be( tkhd, 0 ); // layer
bo_add_16be( tkhd, 0 ); // pre-defined
- bo_add_16be( tkhd, p_stream->p_fmt->i_cat == AUDIO_ES ? 0x100 : 0 ); // volume
+ // 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->p_fmt->i_cat == AUDIO_ES )
+ if( p_stream->fmt.i_cat == AUDIO_ES )
{
bo_add_32be( tkhd, 0 ); // width (presentation)
bo_add_32be( tkhd, 0 ); // height(presentation)
}
- else
- {
- bo_add_32be( tkhd, p_stream->p_fmt->video.i_width << 16 ); // width (presentation)
- bo_add_32be( tkhd, p_stream->p_fmt->video.i_height << 16 ); // height(presentation)
- }
- box_fix( tkhd );
- box_gather( trak, tkhd );
-
- /* *** add /moov/trak/mdia *** */
- mdia = box_new( "mdia" );
-
- /* media header */
- if( !p_sys->b_64_ext )
- {
- mdhd = box_full_new( "mdhd", 0, 0 );
- bo_add_32be( mdhd, get_timestamp() ); // creation time
- bo_add_32be( mdhd, get_timestamp() ); // modification time
- bo_add_32be( mdhd, i_timescale); // timescale
- bo_add_32be( mdhd, p_stream->i_duration * (int64_t)i_timescale /
- (mtime_t)1000000 ); // duration
- }
- else
- {
- mdhd = box_full_new( "mdhd", 1, 0 );
- bo_add_64be( mdhd, get_timestamp() ); // creation time
- bo_add_64be( mdhd, get_timestamp() ); // modification time
- bo_add_32be( mdhd, i_timescale); // timescale
- bo_add_64be( mdhd, p_stream->i_duration * (int64_t)i_timescale /
- (mtime_t)1000000 ); // duration
- }
-
- bo_add_16be( mdhd, 0 ); // language FIXME
- bo_add_16be( mdhd, 0 ); // predefined
- box_fix( mdhd );
- box_gather( mdia, mdhd );
-
- /* handler reference */
- hdlr = box_full_new( "hdlr", 0, 0 );
-
- bo_add_fourcc( hdlr, "mhlr" ); // media handler
- if( p_stream->p_fmt->i_cat == AUDIO_ES )
- {
- bo_add_fourcc( hdlr, "soun" );
- }
- else
- {
- bo_add_fourcc( hdlr, "vide" );
- }
-
- bo_add_32be( hdlr, 0 ); // reserved
- bo_add_32be( hdlr, 0 ); // reserved
- bo_add_32be( hdlr, 0 ); // reserved
-
- if( p_stream->p_fmt->i_cat == AUDIO_ES )
- {
- bo_add_8( hdlr, 13 );
- bo_add_mem( hdlr, 13, "SoundHandler" );
- }
- else
- {
- bo_add_8( hdlr, 13 );
- bo_add_mem( hdlr, 13, "VideoHandler" );
- }
-
- box_fix( hdlr );
- box_gather( mdia, hdlr );
-
- /* minf*/
- minf = box_new( "minf" );
-
- /* add smhd|vmhd */
- if( p_stream->p_fmt->i_cat == AUDIO_ES )
- {
- bo_t *smhd;
-
- smhd = box_full_new( "smhd", 0, 0 );
- bo_add_16be( smhd, 0 ); // balance
- bo_add_16be( smhd, 0 ); // reserved
- box_fix( smhd );
-
- box_gather( minf, smhd );
- }
- else if( p_stream->p_fmt->i_cat == VIDEO_ES )
- {
- bo_t *vmhd;
-
- vmhd = box_full_new( "vmhd", 0, 1 );
- bo_add_16be( vmhd, 0 ); // graphicsmode
- for( i = 0; i < 3; i++ )
- {
- bo_add_16be( vmhd, 0 ); // opcolor
- }
- box_fix( vmhd );
-
- box_gather( minf, vmhd );
- }
-
- /* dinf */
- dinf = box_new( "dinf" );
- dref = box_full_new( "dref", 0, 0 );
- bo_add_32be( dref, 1 );
- url = box_full_new( "url ", 0, 0x01 );
- box_fix( url );
- box_gather( dref, url );
- box_fix( dref );
- box_gather( dinf, dref );
-
- /* append dinf to mdia */
- box_fix( dinf );
- box_gather( minf, dinf );
-
- /* add stbl */
- stbl = box_new( "stbl" );
- stsd = box_full_new( "stsd", 0, 0 );
- bo_add_32be( stsd, 1 );
-
- if( p_stream->p_fmt->i_cat == AUDIO_ES )
- {
- bo_t *soun;
- char fcc[4] = " ";
- int i;
- vlc_bool_t b_mpeg4_hdr;
-
- switch( p_stream->p_fmt->i_codec )
- {
- case VLC_FOURCC( 'm', 'p', '4', 'a' ):
- memcpy( fcc, "mp4a", 4 );
- b_mpeg4_hdr = VLC_TRUE;
- break;
-
- case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
- if( p_sys->b_mov )
- memcpy( fcc, ".mp3 ", 4 );
- else
- memcpy( fcc, "mp4a", 4 );
- b_mpeg4_hdr = VLC_FALSE;
- break;
-
- default:
- memcpy( fcc, (char*)&p_stream->p_fmt->i_codec, 4 );
- b_mpeg4_hdr = VLC_FALSE;
- 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->p_fmt->i_codec == VLC_FOURCC( 'm', 'p', '4', 'a' ) )
- {
- 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
- bo_add_16be( soun, p_stream->p_fmt->audio.i_channels ); // channel-count
- bo_add_16be( soun, 16); // FIXME sample size
- bo_add_16be( soun, -2 ); // compression id
- bo_add_16be( soun, 0 ); // packet size (0)
- bo_add_16be( soun, p_stream->p_fmt->audio.i_rate ); // sampleratehi
- bo_add_16be( soun, 0 ); // sampleratelo
-
- /* Extended data for SoundDescription V1 */
- if( p_sys->b_mov &&
- p_stream->p_fmt->i_codec == VLC_FOURCC( 'm', 'p', '4', 'a' ) )
- {
- bo_add_32be( soun, p_stream->p_fmt->audio.i_frame_length ); /* samples per packet */
- 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->p_fmt->audio.i_bitspersample/8 */);
- }
-
- /* add an ES Descriptor */
- if( b_mpeg4_hdr )
- {
- bo_t *box;
-
- if( p_sys->b_mov &&
- p_stream->p_fmt->i_codec == VLC_FOURCC('m','p','4','a') )
- {
- box = GetWaveTag( p_stream );
- }
- else
- {
- box = GetESDS( p_stream );
- }
- box_fix( box );
- box_gather( soun, box );
- }
-
- box_fix( soun );
- box_gather( stsd, soun );
- }
- else if( p_stream->p_fmt->i_cat == VIDEO_ES )
- {
- bo_t *vide;
- char fcc[4] = " ";
- int i;
-
- switch( p_stream->p_fmt->i_codec )
- {
- case VLC_FOURCC( 'm', 'p', '4', 'v' ):
- case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
- memcpy( fcc, "mp4v", 4 );
- break;
-
- case VLC_FOURCC( 'M', 'J', 'P', 'G' ):
- memcpy( fcc, "mjpa", 4 );
- break;
-
- case VLC_FOURCC( 'S', 'V', 'Q', '3' ):
- memcpy( fcc, "SVQ3", 4 );
- break;
-
- default:
- memcpy( fcc, (char*)&p_stream->p_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->p_fmt->video.i_width ); // i_width
- bo_add_16be( vide, p_stream->p_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->p_fmt->i_codec )
- {
- case VLC_FOURCC( 'm', 'p', '4', 'v' ):
- case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
- {
- bo_t *esds = GetESDS( p_stream );
-
- box_fix( esds );
- box_gather( vide, esds );
- }
- break;
-
- case VLC_FOURCC( 'S', 'V', 'Q', '3' ):
- {
- bo_t *esds = GetSVQ3Tag( p_stream );
-
- box_fix( esds );
- box_gather( vide, esds );
- }
- break;
-
- default:
- break;
- }
-
- box_fix( vide );
- box_gather( stsd, vide );
- }
-
- /* append stsd to stbl */
- box_fix( stsd );
- box_gather( stbl, stsd );
-
- /* we will create chunk table and stsc table FIXME optim stsc table FIXME */
- i_chunk_count = 0;
- for( i = 0; i < p_stream->i_entry_count; )
- {
- 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++;
- }
- i_chunk_count++;
- }
-
- /* chunk offset table */
- if( p_sys->i_pos >= (((uint64_t)0x1) << 32) )
- {
- /* 64 bits version */
- bo_t *co64;
- bo_t *stsc;
-
- unsigned int i_chunk;
-
- msg_Dbg( p_mux, "creating %d chunk (co64)", i_chunk_count );
-
- co64 = box_full_new( "co64", 0, 0 );
- bo_add_32be( co64, i_chunk_count );
-
- stsc = box_full_new( "stsc", 0, 0 );
- bo_add_32be( stsc, i_chunk_count ); // entry-count
- for( i_chunk = 0, i = 0; i < p_stream->i_entry_count; i_chunk++ )
- {
- int i_first;
- bo_add_64be( co64, p_stream->entry[i].i_pos );
-
- i_first = i;
-
- 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++;
- }
- 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
- }
- /* append co64 to stbl */
- box_fix( co64 );
- box_gather( stbl, co64 );
-
- /* append stsc to stbl */
- box_fix( stsc );
- box_gather( stbl, stsc );
- }
- else
- {
- /* 32 bits version */
- bo_t *stco;
- bo_t *stsc;
-
- unsigned int i_chunk;
-
- msg_Dbg( p_mux, "creating %d chunk (stco)", i_chunk_count );
-
- stco = box_full_new( "stco", 0, 0 );
- bo_add_32be( stco, i_chunk_count );
-
- stsc = box_full_new( "stsc", 0, 0 );
- bo_add_32be( stsc, i_chunk_count ); // entry-count
- for( i_chunk = 0, i = 0; i < p_stream->i_entry_count; i_chunk++ )
+ 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 )
{
- int i_first;
- bo_add_32be( stco, p_stream->entry[i].i_pos );
-
- i_first = i;
-
- 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++;
- }
- 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_width = (int64_t)p_stream->fmt.video.i_aspect *
+ ((int64_t)p_stream->fmt.video.i_height << 16) /
+ VOUT_ASPECT_FACTOR;
}
- /* append stco to stbl */
- box_fix( stco );
- box_gather( stbl, stco );
-
- /* append stsc to stbl */
- box_fix( stsc );
- box_gather( stbl, stsc );
+ // width (presentation)
+ bo_add_32be( tkhd, i_width );
+ // height(presentation)
+ bo_add_32be( tkhd, p_stream->fmt.video.i_height << 16 );
}
-
-
- /* add stts */
- stts = box_full_new( "stts", 0, 0 );
- bo_add_32be( stts, 0 ); // fixed latter
- for( i = 0, i_index = 0; i < p_stream->i_entry_count; i_index++)
+ else
{
- int64_t i_delta;
- int i_first;
-
- i_first = i;
- i_delta = p_stream->entry[i].i_length;
-
- while( i < p_stream->i_entry_count )
+ int i_width = 320 << 16;
+ int i_height = 200;
+ int i;
+ for( i = 0; i < p_sys->i_nb_streams; i++ )
{
- if( i + 1 < p_stream->i_entry_count &&
- p_stream->entry[i + 1].i_length != i_delta )
+ mp4_stream_t *tk = p_sys->pp_streams[i];
+ if( tk->fmt.i_cat == VIDEO_ES )
{
- i++;
+ if( p_stream->fmt.video.i_aspect )
+ i_width = (int64_t)p_stream->fmt.video.i_aspect *
+ ((int64_t)p_stream->fmt.video.i_height<<16) / VOUT_ASPECT_FACTOR;
+ else
+ i_width = p_stream->fmt.video.i_width << 16;
+ i_height = p_stream->fmt.video.i_height;
break;
}
-
- i++;
}
-
- bo_add_32be( stts, i - i_first ); // sample-count
- bo_add_32be( stts, i_delta * (int64_t)i_timescale /
- (int64_t)1000000 ); // sample-delta
+ bo_add_32be( tkhd, i_width ); // width (presentation)
+ bo_add_32be( tkhd, i_height << 16 ); // height(presentation)
}
- bo_fix_32be( stts, 12, i_index );
- /* append stts to stbl */
- box_fix( stts );
- box_gather( stbl, stts );
+ box_fix( tkhd );
+ box_gather( trak, tkhd );
- /* FIXME add ctts ?? FIXME */
+ /* *** add /moov/trak/edts and elst */
+ edts = box_new( "edts" );
+ elst = box_full_new( "elst", p_sys->b_64_ext ? 1 : 0, 0 );
+ if( p_stream->i_dts_start > p_sys->i_dts_start )
+ {
+ bo_add_32be( elst, 2 );
- 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++ )
+ if( p_sys->b_64_ext )
+ {
+ bo_add_64be( elst, (p_stream->i_dts_start-p_sys->i_dts_start) *
+ i_movie_timescale / I64C(1000000) );
+ bo_add_64be( elst, -1 );
+ }
+ else
+ {
+ bo_add_32be( elst, (p_stream->i_dts_start-p_sys->i_dts_start) *
+ i_movie_timescale / I64C(1000000) );
+ bo_add_32be( elst, -1 );
+ }
+ bo_add_16be( elst, 1 );
+ bo_add_16be( elst, 0 );
+ }
+ else
{
- bo_add_32be( stsz, p_stream->entry[i].i_size ); // sample-size
+ bo_add_32be( elst, 1 );
}
- /* append stsz to stbl */
- box_fix( stsz );
- box_gather( stbl, stsz );
-
- /* append stbl to minf */
- box_fix( stbl );
- box_gather( minf, stbl );
-
- /* append minf to mdia */
- box_fix( minf );
- box_gather( mdia, minf );
-
- /* append mdia to trak */
- box_fix( mdia );
- box_gather( trak, mdia );
+ if( p_sys->b_64_ext )
+ {
+ bo_add_64be( elst, p_stream->i_duration *
+ i_movie_timescale / I64C(1000000) );
+ bo_add_64be( elst, 0 );
+ }
+ else
+ {
+ bo_add_32be( elst, p_stream->i_duration *
+ i_movie_timescale / I64C(1000000) );
+ bo_add_32be( elst, 0 );
+ }
+ bo_add_16be( elst, 1 );
+ bo_add_16be( elst, 0 );
- /* append trak to moov */
- box_fix( trak );
- box_gather( moov, trak );
- }
+ box_fix( elst );
+ box_gather( edts, elst );
+ box_fix( edts );
+ box_gather( trak, edts );
- box_fix( moov );
- box_send( p_mux, moov );
+ /* *** add /moov/trak/mdia *** */
+ mdia = box_new( "mdia" );
- /* *** release memory *** */
- for( i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++ )
- {
- mp4_stream_t *p_stream;
+ /* media header */
+ if( !p_sys->b_64_ext )
+ {
+ mdhd = box_full_new( "mdhd", 0, 0 );
+ bo_add_32be( mdhd, get_timestamp() ); // creation time
+ bo_add_32be( mdhd, get_timestamp() ); // modification time
+ bo_add_32be( mdhd, i_timescale); // timescale
+ bo_add_32be( mdhd, p_stream->i_duration * (int64_t)i_timescale /
+ (mtime_t)1000000 ); // duration
+ }
+ else
+ {
+ mdhd = box_full_new( "mdhd", 1, 0 );
+ bo_add_64be( mdhd, get_timestamp() ); // creation time
+ bo_add_64be( mdhd, get_timestamp() ); // modification time
+ bo_add_32be( mdhd, i_timescale); // timescale
+ bo_add_64be( mdhd, p_stream->i_duration * (int64_t)i_timescale /
+ (mtime_t)1000000 ); // duration
+ }
- p_stream = p_sys->pp_streams[i_trak];
+ if( p_stream->fmt.psz_language )
+ {
+ char *psz = p_stream->fmt.psz_language;
+ const iso639_lang_t *pl = NULL;
+ uint16_t lang = 0x0;
- if( p_stream->p_fmt->p_extra )
+ if( strlen( psz ) == 2 )
+ {
+ pl = GetLang_1( psz );
+ }
+ else if( strlen( psz ) == 3 )
+ {
+ pl = GetLang_2B( psz );
+ if( !strcmp( pl->psz_iso639_1, "??" ) )
+ {
+ pl = GetLang_2T( psz );
+ }
+ }
+ if( pl && strcmp( pl->psz_iso639_1, "??" ) )
+ {
+ lang = ( ( pl->psz_iso639_2T[0] - 0x60 ) << 10 ) |
+ ( ( pl->psz_iso639_2T[1] - 0x60 ) << 5 ) |
+ ( ( pl->psz_iso639_2T[2] - 0x60 ) );
+ }
+ bo_add_16be( mdhd, lang ); // language
+ }
+ else
{
- free( p_stream->p_fmt->p_extra );
+ bo_add_16be( mdhd, 0 ); // language
}
- free( p_stream->p_fmt );
- free( p_stream->entry );
- free( p_stream );
- }
- free( p_sys );
-}
-
-static int Capability( sout_mux_t *p_mux, int i_query, void *p_args,
- void *p_answer )
-{
- switch( i_query )
- {
- case SOUT_MUX_CAP_GET_ADD_STREAM_ANY_TIME:
- *(vlc_bool_t*)p_answer = VLC_FALSE;
- return( SOUT_MUX_CAP_ERR_OK );
- default:
- return( SOUT_MUX_CAP_ERR_UNIMPLEMENTED );
- }
-}
+ bo_add_16be( mdhd, 0 ); // predefined
+ box_fix( mdhd );
+ box_gather( mdia, mdhd );
-static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
-{
- sout_mux_sys_t *p_sys = p_mux->p_sys;
- mp4_stream_t *p_stream;
+ /* handler reference */
+ hdlr = box_full_new( "hdlr", 0, 0 );
- switch( p_input->p_fmt->i_codec )
- {
- case VLC_FOURCC( 'm', 'p', '4', 'a' ):
- case VLC_FOURCC( 'm', 'p', '4', 'v' ):
- case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
- case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
- case VLC_FOURCC( 'M', 'J', 'P', 'G' ):
- case VLC_FOURCC( 'm', 'j', 'p', 'b' ):
- case VLC_FOURCC( 'S', 'V', 'Q', '3' ):
- break;
- default:
- msg_Err( p_mux, "unsupported codec %4.4s in mp4",
- (char*)&p_input->p_fmt->i_codec );
- return VLC_EGENERIC;
- }
+ if( p_sys->b_mov )
+ bo_add_fourcc( hdlr, "mhlr" ); // media handler
+ else
+ bo_add_32be( hdlr, 0 );
- p_stream = malloc( sizeof( mp4_stream_t ) );
- p_stream->p_fmt = malloc( sizeof( es_format_t ) );
- memcpy( p_stream->p_fmt, p_input->p_fmt, sizeof( es_format_t ) );
- if( p_stream->p_fmt->i_extra )
- {
- p_stream->p_fmt->p_extra =
- malloc( p_stream->p_fmt->i_extra );
- memcpy( p_stream->p_fmt->p_extra,
- p_input->p_fmt->p_extra,
- p_input->p_fmt->i_extra );
- }
- p_stream->i_track_id = p_sys->i_nb_streams + 1;
- p_stream->i_entry_count = 0;
- p_stream->i_entry_max = 1000;
- p_stream->entry =
- calloc( p_stream->i_entry_max, sizeof( mp4_entry_t ) );
- p_stream->i_duration = 0;
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ bo_add_fourcc( hdlr, "soun" );
+ else if( p_stream->fmt.i_cat == VIDEO_ES )
+ bo_add_fourcc( hdlr, "vide" );
+ else if( p_stream->fmt.i_cat == SPU_ES )
+ bo_add_fourcc( hdlr, "text" );
- p_input->p_sys = p_stream;
+ bo_add_32be( hdlr, 0 ); // reserved
+ bo_add_32be( hdlr, 0 ); // reserved
+ bo_add_32be( hdlr, 0 ); // reserved
- msg_Dbg( p_mux, "adding input" );
+ if( p_sys->b_mov )
+ bo_add_8( hdlr, 12 ); /* Pascal string for .mov */
- TAB_APPEND( p_sys->i_nb_streams, p_sys->pp_streams, p_stream );
- return( VLC_SUCCESS );
-}
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ bo_add_mem( hdlr, 12, (uint8_t*)"SoundHandler" );
+ else if( p_stream->fmt.i_cat == VIDEO_ES )
+ bo_add_mem( hdlr, 12, (uint8_t*)"VideoHandler" );
+ else
+ bo_add_mem( hdlr, 12, (uint8_t*)"Text Handler" );
-static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
-{
- msg_Dbg( p_mux, "removing input" );
- return( 0 );
-}
+ if( !p_sys->b_mov )
+ bo_add_8( hdlr, 0 ); /* asciiz string for .mp4, yes that's BRAIN DAMAGED F**K MP4 */
-/****************************************************************************/
+ box_fix( hdlr );
+ box_gather( mdia, hdlr );
-static int MuxGetStream( sout_mux_t *p_mux, int *pi_stream, mtime_t *pi_dts )
-{
- mtime_t i_dts;
- int i_stream;
- int i;
+ /* minf*/
+ minf = box_new( "minf" );
- for( i = 0, i_dts = 0, i_stream = -1; i < p_mux->i_nb_inputs; i++ )
- {
- sout_fifo_t *p_fifo;
+ /* add smhd|vmhd */
+ if( p_stream->fmt.i_cat == AUDIO_ES )
+ {
+ bo_t *smhd;
- p_fifo = p_mux->pp_inputs[i]->p_fifo;
+ smhd = box_full_new( "smhd", 0, 0 );
+ bo_add_16be( smhd, 0 ); // balance
+ bo_add_16be( smhd, 0 ); // reserved
+ box_fix( smhd );
- if( p_fifo->i_depth > 1 )
+ box_gather( minf, smhd );
+ }
+ else if( p_stream->fmt.i_cat == VIDEO_ES )
{
- sout_buffer_t *p_buf;
+ bo_t *vmhd;
- p_buf = sout_FifoShow( p_fifo );
- if( i_stream < 0 || p_buf->i_dts < i_dts )
+ vmhd = box_full_new( "vmhd", 0, 1 );
+ bo_add_16be( vmhd, 0 ); // graphicsmode
+ for( i = 0; i < 3; i++ )
{
- i_dts = p_buf->i_dts;
- i_stream = i;
+ bo_add_16be( vmhd, 0 ); // opcolor
}
+ box_fix( vmhd );
+
+ box_gather( minf, vmhd );
}
- else
+ else if( p_stream->fmt.i_cat == SPU_ES )
{
- return( -1 ); // wait that all fifo have at least 2 packets
- }
- }
- if( pi_stream )
- {
- *pi_stream = i_stream;
- }
- if( pi_dts )
- {
- *pi_dts = i_dts;
- }
- return( i_stream );
-}
+ bo_t *gmhd = box_new( "gmhd" );
+ bo_t *gmin = box_full_new( "gmin", 0, 1 );
-static int Mux( sout_mux_t *p_mux )
-{
- sout_mux_sys_t *p_sys = p_mux->p_sys;
+ bo_add_16be( gmin, 0 ); // graphicsmode
+ for( i = 0; i < 3; i++ )
+ {
+ bo_add_16be( gmin, 0 ); // opcolor
+ }
+ bo_add_16be( gmin, 0 ); // balance
+ bo_add_16be( gmin, 0 ); // reserved
+ box_fix( gmin );
- for( ;; )
- {
- sout_input_t *p_input;
- int i_stream;
- mp4_stream_t *p_stream;
- sout_buffer_t *p_data;
- mtime_t i_dts;
+ box_gather( gmhd, gmin );
+ box_fix( gmhd );
- if( MuxGetStream( p_mux, &i_stream, &i_dts) < 0 )
- {
- return( VLC_SUCCESS );
+ box_gather( minf, gmhd );
}
- if( !p_sys->i_start_dts )
- p_sys->i_start_dts = i_dts;
-
- p_input = p_mux->pp_inputs[i_stream];
- p_stream = (mp4_stream_t*)p_input->p_sys;
+ /* dinf */
+ dinf = box_new( "dinf" );
+ dref = box_full_new( "dref", 0, 0 );
+ bo_add_32be( dref, 1 );
+ url = box_full_new( "url ", 0, 0x01 );
+ box_fix( url );
+ box_gather( dref, url );
+ box_fix( dref );
+ box_gather( dinf, dref );
- p_data = sout_FifoGet( p_input->p_fifo );
- //msg_Dbg( p_mux, "stream=%d size=%6d pos=%8lld", i_stream, p_data->i_size, p_sys->i_pos );
+ /* append dinf to mdia */
+ box_fix( dinf );
+ box_gather( minf, dinf );
- /* add index entry */
- p_stream->entry[p_stream->i_entry_count].i_pos = p_sys->i_pos;
- p_stream->entry[p_stream->i_entry_count].i_size = p_data->i_size;
- p_stream->entry[p_stream->i_entry_count].i_pts = p_data->i_pts;
- p_stream->entry[p_stream->i_entry_count].i_dts = p_data->i_dts;
- p_stream->entry[p_stream->i_entry_count].i_length=
- __MAX( p_data->i_length, 0 );
+ /* add stbl */
+ stbl = GetStblBox( p_mux, p_stream );
- if( p_stream->i_entry_count == 0 )
- {
- /* Here is another bad hack.
- * To make sure audio/video are in sync, we report a corrected
- * length for the 1st sample. */
- p_stream->entry[p_stream->i_entry_count].i_length =
- __MAX( p_data->i_length, 0 ) +
- p_data->i_pts - p_sys->i_start_dts;
- }
+ /* append stbl to minf */
+ p_stream->i_stco_pos += minf->i_buffer;
+ box_gather( minf, stbl );
- p_stream->i_entry_count++;
- if( p_stream->i_entry_count >= p_stream->i_entry_max )
- {
- p_stream->i_entry_max += 1000;
- p_stream->entry =
- realloc( p_stream->entry,
- p_stream->i_entry_max * sizeof( mp4_entry_t ) );
- }
+ /* append minf to mdia */
+ box_fix( minf );
+ p_stream->i_stco_pos += mdia->i_buffer;
+ box_gather( mdia, minf );
- /* update */
- p_stream->i_duration += __MAX( p_data->i_length, 0 );
- p_sys->i_pos += p_data->i_size;
+ /* append mdia to trak */
+ box_fix( mdia );
+ p_stream->i_stco_pos += trak->i_buffer;
+ box_gather( trak, mdia );
- /* write data */
- sout_AccessOutWrite( p_mux->p_access, p_data );
+ /* append trak to moov */
+ box_fix( trak );
+ p_stream->i_stco_pos += moov->i_buffer;
+ box_gather( moov, trak );
}
- return( VLC_SUCCESS );
-}
+ /* Add user data tags */
+ box_gather( moov, GetUdtaTag( p_mux ) );
+ box_fix( moov );
+ return moov;
+}
/****************************************************************************/
static void bo_init( bo_t *p_bo, int i_size, uint8_t *p_buffer,
- vlc_bool_t b_grow )
+ bool b_grow )
{
if( !p_buffer )
{
bo_add_32be( p_bo, i &0xffffffff );
}
-static void bo_add_fourcc( bo_t *p_bo, char *fcc )
+static void bo_add_fourcc( bo_t *p_bo, const char *fcc )
{
bo_add_8( p_bo, fcc[0] );
bo_add_8( p_bo, fcc[1] );
i_length = i_size;
vals[3] = (unsigned char)(i_length & 0x7f);
i_length >>= 7;
- vals[2] = (unsigned char)((i_length & 0x7f) | 0x80);
+ vals[2] = (unsigned char)((i_length & 0x7f) | 0x80);
i_length >>= 7;
- vals[1] = (unsigned char)((i_length & 0x7f) | 0x80);
+ vals[1] = (unsigned char)((i_length & 0x7f) | 0x80);
i_length >>= 7;
vals[0] = (unsigned char)((i_length & 0x7f) | 0x80);
}
}
-static bo_t * box_new( char *fcc )
+static bo_t * box_new( const char *fcc )
{
bo_t *box;
if( ( box = malloc( sizeof( bo_t ) ) ) )
{
- bo_init( box, 0, NULL, VLC_TRUE );
+ bo_init( box, 0, NULL, true );
bo_add_32be ( box, 0 );
bo_add_fourcc( box, fcc );
return box;
}
-static bo_t * box_full_new( char *fcc, uint8_t v, uint32_t f )
+static bo_t * box_full_new( const char *fcc, uint8_t v, uint32_t f )
{
bo_t *box;
if( ( box = malloc( sizeof( bo_t ) ) ) )
{
- bo_init( box, 0, NULL, VLC_TRUE );
+ bo_init( box, 0, NULL, true );
bo_add_32be ( box, 0 );
bo_add_fourcc( box, fcc );
static void box_free( bo_t *box )
{
- if( box->p_buffer )
- {
- free( box->p_buffer );
- }
-
+ free( box->p_buffer );
free( box );
}
box_free( box2 );
}
-
-static sout_buffer_t * bo_to_sout( sout_instance_t *p_sout, bo_t *box )
+static block_t * bo_to_sout( sout_instance_t *p_sout, bo_t *box )
{
- sout_buffer_t *p_buf;
+ block_t *p_buf;
- p_buf = sout_BufferNew( p_sout, box->i_buffer );
+ p_buf = block_New( p_sout, box->i_buffer );
if( box->i_buffer > 0 )
{
memcpy( p_buf->p_buffer, box->p_buffer, box->i_buffer );
}
- p_buf->i_size = box->i_buffer;
-
return p_buf;
}
static void box_send( sout_mux_t *p_mux, bo_t *box )
{
- sout_buffer_t *p_buf;
+ block_t *p_buf;
p_buf = bo_to_sout( p_mux->p_sout, box );
box_free( box );
sout_AccessOutWrite( p_mux->p_access, p_buf );
}
-static int64_t get_timestamp()
+static int64_t get_timestamp(void)
{
int64_t i_timestamp = 0;