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Commit ee6c4f54 authored by Laurent Aimar's avatar Laurent Aimar
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* mp4: converted to es_out* and partialy to stream_*

parent c299138f
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Showing with 191 additions and 423 deletions
modules/demux/mp4/mp4.c
View file @ ee6c4f54
......@@ -2,7 +2,7 @@
* mp4.c : MP4 file input module for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: mp4.c,v 1.42 2003/11/24 00:39:01 fenrir Exp $
* $Id: mp4.c,v 1.43 2003/11/27 12:32:51 fenrir Exp $
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
......@@ -28,15 +28,15 @@
#include <vlc/vlc.h>
#include <vlc/input.h>
#include <vlc_playlist.h>
#include "codecs.h"
#include "libmp4.h"
#include "mp4.h"
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
vlc_module_begin();
set_description( _("MP4 demuxer") );
......@@ -44,7 +44,6 @@ vlc_module_begin();
set_callbacks( Open, Close );
vlc_module_end();
/*****************************************************************************
* Local prototypes
*****************************************************************************/
......@@ -59,7 +58,6 @@ static int Control ( input_thread_t *, int, va_list );
/*****************************************************************************
* Declaration of local function
*****************************************************************************/
static void MP4_TrackCreate ( input_thread_t *, track_data_mp4_t *, MP4_Box_t *);
static void MP4_TrackDestroy( input_thread_t *, track_data_mp4_t * );
......@@ -72,16 +70,6 @@ static uint64_t MP4_GetTrackPos ( track_data_mp4_t * );
static int MP4_TrackSampleSize( track_data_mp4_t * );
static int MP4_TrackNextSample( input_thread_t *, track_data_mp4_t * );
#define MP4_Set4BytesLE( p, dw ) \
*((uint8_t*)p) = ( (dw)&0xff ); \
*((uint8_t*)p+1) = ( ((dw)>> 8)&0xff ); \
*((uint8_t*)p+2) = ( ((dw)>>16)&0xff ); \
*((uint8_t*)p+3) = ( ((dw)>>24)&0xff )
#define MP4_Set2BytesLE( p, dw ) \
*((uint8_t*)p) = ( (dw)&0xff ); \
*((uint8_t*)p+1) = ( ((dw)>> 8)&0xff )
#define FREE( p ) \
if( p ) { free( p ); (p) = NULL;}
......@@ -91,22 +79,20 @@ static int MP4_TrackNextSample( input_thread_t *, track_data_mp4_t * );
static int Open( vlc_object_t * p_this )
{
input_thread_t *p_input = (input_thread_t *)p_this;
uint8_t *p_peek;
demux_sys_t *p_sys;
demux_sys_t *p_demux;
uint8_t *p_peek;
MP4_Box_t *p_ftyp;
MP4_Box_t *p_rmra;
MP4_Box_t *p_mvhd;
MP4_Box_t *p_trak;
unsigned int i;
vlc_bool_t b_audio;
vlc_bool_t b_seekable;
/* a little test to see if it could be a mp4 */
if( input_Peek( p_input, &p_peek, 8 ) < 8 )
if( stream_Peek( p_input->s, &p_peek, 8 ) < 8 )
{
msg_Warn( p_input, "MP4 plugin discarded (cannot peek)" );
return VLC_EGENERIC;
......@@ -127,8 +113,10 @@ static int Open( vlc_object_t * p_this )
msg_Warn( p_input, "MP4 plugin discarded (not a valid file)" );
return VLC_EGENERIC;
}
/* I need to seek */
if( !p_input->stream.b_seekable )
stream_Control( p_input->s, STREAM_CAN_SEEK, &b_seekable );
if( !b_seekable )
{
msg_Warn( p_input, "MP4 plugin discarded (unseekable)" );
return VLC_EGENERIC;
......@@ -139,19 +127,19 @@ static int Open( vlc_object_t * p_this )
p_input->pf_demux_control = Control;
/* create our structure that will contains all data */
p_input->p_demux_data = p_demux = malloc( sizeof( demux_sys_t ) );
memset( p_demux, 0, sizeof( demux_sys_t ) );
p_input->p_demux_data = p_sys = malloc( sizeof( demux_sys_t ) );
memset( p_sys, 0, sizeof( demux_sys_t ) );
/* Now load all boxes ( except raw data ) */
if( ( p_demux->p_root = MP4_BoxGetRoot( p_input ) ) == NULL )
if( ( p_sys->p_root = MP4_BoxGetRoot( p_input ) ) == NULL )
{
msg_Warn( p_input, "MP4 plugin discarded (not a valid file)" );
goto error;
}
MP4_BoxDumpStructure( p_input, p_demux->p_root );
MP4_BoxDumpStructure( p_input, p_sys->p_root );
if( ( p_ftyp = MP4_BoxGet( p_demux->p_root, "/ftyp" ) ) )
if( ( p_ftyp = MP4_BoxGet( p_sys->p_root, "/ftyp" ) ) )
{
switch( p_ftyp->data.p_ftyp->i_major_brand )
{
......@@ -173,9 +161,9 @@ static int Open( vlc_object_t * p_this )
}
/* the file need to have one moov box */
if( MP4_BoxCount( p_demux->p_root, "/moov" ) <= 0 )
if( MP4_BoxCount( p_sys->p_root, "/moov" ) <= 0 )
{
MP4_Box_t *p_foov = MP4_BoxGet( p_demux->p_root, "/foov" );
MP4_Box_t *p_foov = MP4_BoxGet( p_sys->p_root, "/foov" );
if( !p_foov )
{
......@@ -186,7 +174,7 @@ static int Open( vlc_object_t * p_this )
p_foov->i_type = FOURCC_moov;
}
if( ( p_rmra = MP4_BoxGet( p_demux->p_root, "/moov/rmra" ) ) )
if( ( p_rmra = MP4_BoxGet( p_sys->p_root, "/moov/rmra" ) ) )
{
playlist_t *p_playlist;
int i_count = MP4_BoxCount( p_rmra, "rmda" );
......@@ -266,7 +254,7 @@ static int Open( vlc_object_t * p_this )
}
}
if( !(p_mvhd = MP4_BoxGet( p_demux->p_root, "/moov/mvhd" ) ) )
if( !(p_mvhd = MP4_BoxGet( p_sys->p_root, "/moov/mvhd" ) ) )
{
if( !p_rmra )
{
......@@ -282,19 +270,18 @@ static int Open( vlc_object_t * p_this )
}
else
{
p_demux->i_timescale = p_mvhd->data.p_mvhd->i_timescale;
p_demux->i_duration = p_mvhd->data.p_mvhd->i_duration;
p_sys->i_timescale = p_mvhd->data.p_mvhd->i_timescale;
p_sys->i_duration = p_mvhd->data.p_mvhd->i_duration;
}
if( !( p_demux->i_tracks =
MP4_BoxCount( p_demux->p_root, "/moov/trak" ) ) )
if( !( p_sys->i_tracks = MP4_BoxCount( p_sys->p_root, "/moov/trak" ) ) )
{
msg_Err( p_input, "cannot find any /moov/trak" );
goto error;
}
msg_Dbg( p_input, "find %d track%c",
p_demux->i_tracks,
p_demux->i_tracks ? 's':' ' );
p_sys->i_tracks,
p_sys->i_tracks ? 's':' ' );
/* create one program */
vlc_mutex_lock( &p_input->stream.stream_lock );
......@@ -304,19 +291,11 @@ static int Open( vlc_object_t * p_this )
msg_Err( p_input, "cannot init stream" );
goto error;
}
/* Needed to create program _before_ MP4_TrackCreate */
if( input_AddProgram( p_input, 0, 0) == NULL )
{
vlc_mutex_unlock( &p_input->stream.stream_lock );
msg_Err( p_input, "cannot add program" );
goto error;
}
p_input->stream.p_selected_program = p_input->stream.pp_programs[0];
if( p_demux->i_duration/p_demux->i_timescale > 0 )
if( p_sys->i_duration/p_sys->i_timescale > 0 )
{
p_input->stream.i_mux_rate =
p_input->stream.p_selected_area->i_size / 50 /
( p_demux->i_duration / p_demux->i_timescale );
( p_sys->i_duration / p_sys->i_timescale );
}
else
{
......@@ -326,18 +305,19 @@ static int Open( vlc_object_t * p_this )
/* allocate memory */
p_demux->track = calloc( p_demux->i_tracks, sizeof( track_data_mp4_t ) );
p_sys->track = calloc( p_sys->i_tracks, sizeof( track_data_mp4_t ) );
memset( p_sys->track, 0, p_sys->i_tracks * sizeof( track_data_mp4_t ) );
/* now process each track and extract all usefull informations */
for( i = 0; i < p_demux->i_tracks; i++ )
for( i = 0; i < p_sys->i_tracks; i++ )
{
p_trak = MP4_BoxGet( p_demux->p_root, "/moov/trak[%d]", i );
MP4_TrackCreate( p_input, &p_demux->track[i], p_trak );
p_trak = MP4_BoxGet( p_sys->p_root, "/moov/trak[%d]", i );
MP4_TrackCreate( p_input, &p_sys->track[i], p_trak );
if( p_demux->track[i].b_ok )
if( p_sys->track[i].b_ok )
{
char *psz_cat;
switch( p_demux->track[i].i_cat )
switch( p_sys->track[i].fmt.i_cat )
{
case( VIDEO_ES ):
psz_cat = "video";
......@@ -350,51 +330,26 @@ static int Open( vlc_object_t * p_this )
break;
}
msg_Dbg( p_input, "adding track[Id 0x%x] %s (%s) language %c%c%c",
p_demux->track[i].i_track_ID,
msg_Dbg( p_input, "adding track[Id 0x%x] %s (%s) language %s",
p_sys->track[i].i_track_ID,
psz_cat,
p_demux->track[i].b_enable ? "enable":"disable",
p_demux->track[i].i_language[0],
p_demux->track[i].i_language[1],
p_demux->track[i].i_language[2] );
p_sys->track[i].b_enable ? "enable":"disable",
p_sys->track[i].fmt.psz_language ? p_sys->track[i].fmt.psz_language : "undef" );
}
else
{
msg_Dbg( p_input, "ignoring track[Id 0x%x]", p_demux->track[i].i_track_ID );
msg_Dbg( p_input, "ignoring track[Id 0x%x]", p_sys->track[i].i_track_ID );
}
}
for( i = 0, b_audio = VLC_FALSE; i < p_demux->i_tracks; i++ )
{
#define track p_demux->track[i]
/* start decoder for this track if enable by default*/
if( track.b_ok && track.b_enable &&
( track.i_cat != AUDIO_ES || !b_audio ) )
{
if( !MP4_TrackSelect( p_input, &track, 0 ) )
{
if(track.i_cat == AUDIO_ES )
{
b_audio = VLC_TRUE;
}
}
}
#undef track
}
vlc_mutex_lock( &p_input->stream.stream_lock );
p_input->stream.p_selected_program->b_is_ok = 1;
vlc_mutex_unlock( &p_input->stream.stream_lock );
return VLC_SUCCESS;
error:
if( p_demux->p_root )
if( p_sys->p_root )
{
MP4_BoxFree( p_input, p_demux->p_root );
MP4_BoxFree( p_input, p_sys->p_root );
}
free( p_demux );
free( p_sys );
return VLC_EGENERIC;
}
......@@ -405,19 +360,17 @@ error:
*****************************************************************************/
static int Demux( input_thread_t *p_input )
{
demux_sys_t *p_demux = p_input->p_demux_data;
demux_sys_t *p_sys = p_input->p_demux_data;
unsigned int i_track;
unsigned int i_track_selected;
vlc_bool_t b_video;
vlc_bool_t b_play_audio;
/* check for newly selected/unselected track */
for( i_track = 0, i_track_selected = 0, b_video = VLC_FALSE;
i_track < p_demux->i_tracks; i_track++ )
for( i_track = 0, i_track_selected = 0; i_track < p_sys->i_tracks; i_track++ )
{
#define track p_demux->track[i_track]
#define track p_sys->track[i_track]
if( track.b_selected && track.i_sample >= track.i_sample_count )
{
msg_Warn( p_input, "track[0x%x] will be disabled", track.i_track_ID );
......@@ -425,23 +378,21 @@ static int Demux( input_thread_t *p_input )
}
else if( track.b_ok )
{
if( track.b_selected && track.p_es->p_dec == NULL )
vlc_bool_t b;
es_out_Control( p_input->p_es_out, ES_OUT_GET_ES_STATE, track.p_es, &b );
if( track.b_selected && !b )
{
MP4_TrackUnselect( p_input, &track );
}
else if( !track.b_selected && track.p_es->p_dec != NULL )
else if( !track.b_selected && b)
{
MP4_TrackSelect( p_input, &track, MP4_GetMoviePTS( p_demux ) );
MP4_TrackSelect( p_input, &track, MP4_GetMoviePTS( p_sys ) );
}
if( track.b_selected )
{
i_track_selected++;
if( track.i_cat == VIDEO_ES )
{
b_video = VLC_TRUE;
}
}
}
#undef track
......@@ -456,33 +407,31 @@ static int Demux( input_thread_t *p_input )
/* first wait for the good time to read a packet */
input_ClockManageRef( p_input,
p_input->stream.p_selected_program,
p_demux->i_pcr );
p_sys->i_pcr );
/* update pcr XXX in mpeg scale so in 90000 unit/s */
p_demux->i_pcr = MP4_GetMoviePTS( p_demux ) * 9 / 100;
p_sys->i_pcr = MP4_GetMoviePTS( p_sys ) * 9 / 100;
/* we will read 100ms for each stream so ...*/
p_demux->i_time += __MAX( p_demux->i_timescale / 10 , 1 );
p_sys->i_time += __MAX( p_sys->i_timescale / 10 , 1 );
/* Check if we need to send the audio data to decoder */
b_play_audio = !p_input->stream.control.b_mute;
for( i_track = 0; i_track < p_demux->i_tracks; i_track++ )
for( i_track = 0; i_track < p_sys->i_tracks; i_track++ )
{
#define track p_demux->track[i_track]
#define track p_sys->track[i_track]
if( !track.b_ok ||
!track.b_selected ||
MP4_GetTrackPTS( &track ) >= MP4_GetMoviePTS( p_demux ) )
MP4_GetTrackPTS( &track ) >= MP4_GetMoviePTS( p_sys ) )
{
continue;
}
while( MP4_GetTrackPTS( &track ) < MP4_GetMoviePTS( p_demux ) )
while( MP4_GetTrackPTS( &track ) < MP4_GetMoviePTS( p_sys ) )
{
if( !b_play_audio && track.i_cat == AUDIO_ES )
if( !b_play_audio && track.fmt.i_cat == AUDIO_ES )
{
if( MP4_TrackNextSample( p_input, &track ) )
{
......@@ -491,20 +440,10 @@ static int Demux( input_thread_t *p_input )
}
else
{
size_t i_size;
off_t i_pos;
pes_packet_t *p_pes;
/* caculate size and position for this sample */
i_size = MP4_TrackSampleSize( &track );
i_pos = MP4_GetTrackPos( &track );
//msg_Dbg( p_input, "stream %d size=%6d pos=%8lld", i_track, i_size, i_pos );
block_t *p_block;
/* go,go go ! */
if( stream_Seek( p_input->s, i_pos ) )
if( stream_Seek( p_input->s, MP4_GetTrackPos( &track ) ) )
{
msg_Warn( p_input, "track[0x%x] will be disabled (eof?)", track.i_track_ID );
MP4_TrackUnselect( p_input, &track );
......@@ -512,37 +451,34 @@ static int Demux( input_thread_t *p_input )
}
/* now read pes */
if( ( p_pes = stream_PesPacket( p_input->s, i_size ) ) == NULL )
if( ( p_block = stream_Block( p_input->s,
MP4_TrackSampleSize( &track ) ) ) == NULL )
{
msg_Warn( p_input, "track[0x%x] will be disabled (eof?)", track.i_track_ID );
MP4_TrackUnselect( p_input, &track );
break;
}
p_pes->i_pts =
input_ClockGetTS( p_input,
p_input->stream.p_selected_program,
MP4_GetTrackPTS( &track ) * 9/100 );
if( track.i_cat != VIDEO_ES )
p_pes->i_dts = p_pes->i_pts;
else
if( track.fmt.i_cat == VIDEO_ES )
{
p_pes->i_dts = p_pes->i_pts;
p_pes->i_pts = 0;
}
if( track.p_es->p_dec )
{
p_pes->i_rate = p_input->stream.control.i_rate;
input_DecodePES( track.p_es->p_dec, p_pes );
/* FIXME sometime we can calculate PTS */
p_block->i_pts = 0;
p_block->i_dts =
input_ClockGetTS( p_input,
p_input->stream.p_selected_program,
MP4_GetTrackPTS( &track ) * 9/100 );
}
else
{
input_DeletePES( p_input->p_method_data, p_pes );
p_block->i_pts =
p_block->i_dts =
input_ClockGetTS( p_input,
p_input->stream.p_selected_program,
MP4_GetTrackPTS( &track ) * 9/100 );
}
es_out_Send( p_input->p_es_out, track.p_es, p_block );
if( MP4_TrackNextSample( p_input, &track ) )
{
break;
......@@ -559,16 +495,16 @@ static int Demux( input_thread_t *p_input )
******************************************************************************/
static int Seek ( input_thread_t *p_input, mtime_t i_date )
{
demux_sys_t *p_demux = p_input->p_demux_data;
demux_sys_t *p_sys = p_input->p_demux_data;
unsigned int i_track;
/* First update update global time */
p_demux->i_time = i_date * p_demux->i_timescale / 1000000;
p_demux->i_pcr = i_date* 9 / 100;
p_sys->i_time = i_date * p_sys->i_timescale / 1000000;
p_sys->i_pcr = i_date* 9 / 100;
/* Now for each stream try to go to this time */
for( i_track = 0; i_track < p_demux->i_tracks; i_track++ )
for( i_track = 0; i_track < p_sys->i_tracks; i_track++ )
{
#define track p_demux->track[i_track]
#define track p_sys->track[i_track]
if( track.b_ok && track.b_selected )
{
MP4_TrackSeek( p_input, &track, i_date );
......@@ -643,18 +579,18 @@ static void Close ( vlc_object_t * p_this )
{
unsigned int i_track;
input_thread_t * p_input = (input_thread_t *)p_this;
demux_sys_t *p_demux = p_input->p_demux_data;
demux_sys_t *p_sys = p_input->p_demux_data;
msg_Dbg( p_input, "freeing all memory" );
MP4_BoxFree( p_input, p_demux->p_root );
for( i_track = 0; i_track < p_demux->i_tracks; i_track++ )
MP4_BoxFree( p_input, p_sys->p_root );
for( i_track = 0; i_track < p_sys->i_tracks; i_track++ )
{
MP4_TrackDestroy( p_input, &p_demux->track[i_track] );
MP4_TrackDestroy( p_input, &p_sys->track[i_track] );
}
FREE( p_demux->track );
FREE( p_sys->track );
FREE( p_input->p_demux_data );
free( p_sys );
}
......@@ -876,35 +812,22 @@ static int TrackCreateSamplesIndex( input_thread_t *p_input,
static int TrackCreateES ( input_thread_t *p_input,
track_data_mp4_t *p_track,
unsigned int i_chunk,
es_descriptor_t **pp_es,
pes_packet_t **pp_pes )
es_out_id_t **pp_es )
{
MP4_Box_t * p_sample;
unsigned int i;
char psz_lang[4];
unsigned int i_decoder_specific_info_len;
uint8_t * p_decoder_specific_info;
es_descriptor_t *p_es;
pes_packet_t *p_pes_init;
uint8_t *p_init;
BITMAPINFOHEADER *p_bih;
WAVEFORMATEX *p_wf;
MP4_Box_t *p_sample;
MP4_Box_t *p_esds;
*pp_es = NULL;
if( !p_track->chunk[i_chunk].i_sample_description_index )
{
msg_Warn( p_input,
"invalid SampleEntry index (track[Id 0x%x])",
p_track->i_track_ID );
return( VLC_EGENERIC );
return VLC_EGENERIC;
}
p_sample = MP4_BoxGet( p_track->p_stsd,
"[%d]",
p_sample = MP4_BoxGet( p_track->p_stsd, "[%d]",
p_track->chunk[i_chunk].i_sample_description_index - 1 );
if( !p_sample || !p_sample->data.p_data )
......@@ -954,42 +877,24 @@ static int TrackCreateES ( input_thread_t *p_input,
}
}
/* Initialise ES, first language as description */
for( i = 0; i < 3; i++ )
{
psz_lang[i] = p_track->i_language[i];
}
psz_lang[3] = '\0';
vlc_mutex_lock( &p_input->stream.stream_lock );
p_es = input_AddES( p_input, p_input->stream.p_selected_program,
p_track->i_track_ID, p_track->i_cat, psz_lang, 0 );
vlc_mutex_unlock( &p_input->stream.stream_lock );
p_es->i_stream_id = p_track->i_track_ID;
/* It's a little ugly but .. there are special cases */
switch( p_sample->i_type )
{
case( VLC_FOURCC( '.', 'm', 'p', '3' ) ):
case( VLC_FOURCC( 'm', 's', 0x00, 0x55 ) ):
p_es->i_fourcc = VLC_FOURCC( 'm', 'p', 'g', 'a' );
p_track->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
break;
case( VLC_FOURCC( 'r', 'a', 'w', ' ' ) ):
p_es->i_fourcc = VLC_FOURCC( 'a', 'r', 'a', 'w' );
p_track->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
break;
case( VLC_FOURCC( 's', '2', '6', '3' ) ):
p_es->i_fourcc = VLC_FOURCC( 'h', '2', '6', '3' );
p_track->fmt.i_codec = VLC_FOURCC( 'h', '2', '6', '3' );
break;
default:
p_es->i_fourcc = p_sample->i_type;
p_track->fmt.i_codec = p_sample->i_type;
break;
}
i_decoder_specific_info_len = 0;
p_decoder_specific_info = NULL;
p_pes_init = NULL;
/* now see if esds is present and if so create a data packet
with decoder_specific_info */
#define p_decconfig p_esds->data.p_esds->es_descriptor.p_decConfigDescr
......@@ -1002,10 +907,10 @@ static int TrackCreateES ( input_thread_t *p_input,
switch( p_decconfig->i_objectTypeIndication )
{
case( 0x20 ): /* MPEG4 VIDEO */
p_es->i_fourcc = VLC_FOURCC( 'm','p','4','v' );
p_track->fmt.i_codec = VLC_FOURCC( 'm','p','4','v' );
break;
case( 0x40):
p_es->i_fourcc = VLC_FOURCC( 'm','p','4','a' );
p_track->fmt.i_codec = VLC_FOURCC( 'm','p','4','a' );
break;
case( 0x60):
case( 0x61):
......@@ -1013,26 +918,26 @@ static int TrackCreateES ( input_thread_t *p_input,
case( 0x63):
case( 0x64):
case( 0x65): /* MPEG2 video */
p_es->i_fourcc = VLC_FOURCC( 'm','p','g','v' );
p_track->fmt.i_codec = VLC_FOURCC( 'm','p','g','v' );
break;
/* Theses are MPEG2-AAC */
case( 0x66): /* main profile */
case( 0x67): /* Low complexity profile */
case( 0x68): /* Scaleable Sampling rate profile */
p_es->i_fourcc = VLC_FOURCC( 'm','p','4','a' );
p_track->fmt.i_codec = VLC_FOURCC( 'm','p','4','a' );
break;
/* true MPEG 2 audio */
case( 0x69):
p_es->i_fourcc = VLC_FOURCC( 'm','p','g','a' );
p_track->fmt.i_codec = VLC_FOURCC( 'm','p','g','a' );
break;
case( 0x6a): /* MPEG1 video */
p_es->i_fourcc = VLC_FOURCC( 'm','p','g','v' );
p_track->fmt.i_codec = VLC_FOURCC( 'm','p','g','v' );
break;