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Commit be3fe382 authored by Gildas Bazin's avatar Gildas Bazin
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* modules/demux/real.c: cleanup + added support for cook.

parent d4b1caf1
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Showing with 210 additions and 173 deletions
modules/demux/real.c
View file @ be3fe382
...@@ -81,6 +81,7 @@ static int Demux( demux_t *p_demux ); ...@@ -81,6 +81,7 @@ static int Demux( demux_t *p_demux );
static int Control( demux_t *p_demux, int i_query, va_list args ); static int Control( demux_t *p_demux, int i_query, va_list args );
static int HeaderRead( demux_t *p_demux ); static int HeaderRead( demux_t *p_demux );
static int ReadCodecSpecificData( demux_t *p_demux, int i_len, int i_num );
/***************************************************************************** /*****************************************************************************
* Open * Open
...@@ -196,10 +197,8 @@ static int Demux( demux_t *p_demux ) ...@@ -196,10 +197,8 @@ static int Demux( demux_t *p_demux )
(uint32_t)p_sys->i_data_offset_next ); (uint32_t)p_sys->i_data_offset_next );
} }
if( stream_Read( p_demux->s, header, 12 ) < 12 ) if( stream_Read( p_demux->s, header, 12 ) < 12 ) return 0;
{
return 0;
}
i_size = GetWBE( &header[2] ) - 12; i_size = GetWBE( &header[2] ) - 12;
i_id = GetWBE( &header[4] ); i_id = GetWBE( &header[4] );
i_pts = 1000 * GetDWBE( &header[6] ); i_pts = 1000 * GetDWBE( &header[6] );
...@@ -227,7 +226,7 @@ static int Demux( demux_t *p_demux ) ...@@ -227,7 +226,7 @@ static int Demux( demux_t *p_demux )
if( tk->fmt.i_cat == VIDEO_ES && b_selected ) if( tk->fmt.i_cat == VIDEO_ES && b_selected )
{ {
uint8_t *p = p_sys->buffer; uint8_t *p = p_sys->buffer;
while( p < &p_sys->buffer[i_size - 2] ) while( p < &p_sys->buffer[i_size - 2] )
{ {
...@@ -275,6 +274,7 @@ static int Demux( demux_t *p_demux ) ...@@ -275,6 +274,7 @@ static int Demux( demux_t *p_demux )
} }
i_seqnum = *p++; i_seqnum = *p++;
} }
i_copy = i_len - i_offset; i_copy = i_len - i_offset;
if( i_copy > &p_sys->buffer[i_size] - p ) if( i_copy > &p_sys->buffer[i_size] - p )
{ {
...@@ -293,7 +293,8 @@ static int Demux( demux_t *p_demux ) ...@@ -293,7 +293,8 @@ static int Demux( demux_t *p_demux )
/* last fragment -> fixes */ /* last fragment -> fixes */
i_copy = i_offset; i_copy = i_offset;
i_offset = i_len - i_copy; i_offset = i_len - i_copy;
msg_Dbg( p_demux, "last fixing copy=%d offset=%d", i_copy, i_offset ); msg_Dbg( p_demux, "last fixing copy=%d offset=%d",
i_copy, i_offset );
} }
if( tk->p_frame && if( tk->p_frame &&
...@@ -306,7 +307,8 @@ static int Demux( demux_t *p_demux ) ...@@ -306,7 +307,8 @@ static int Demux( demux_t *p_demux )
{ {
p_sys->i_pcr = tk->p_frame->i_dts; p_sys->i_pcr = tk->p_frame->i_dts;
es_out_Control( p_demux->out, ES_OUT_SET_PCR, (int64_t)p_sys->i_pcr ); es_out_Control( p_demux->out, ES_OUT_SET_PCR,
(int64_t)p_sys->i_pcr );
} }
es_out_Send( p_demux->out, tk->p_es, tk->p_frame ); es_out_Send( p_demux->out, tk->p_es, tk->p_frame );
...@@ -314,7 +316,7 @@ static int Demux( demux_t *p_demux ) ...@@ -314,7 +316,7 @@ static int Demux( demux_t *p_demux )
tk->p_frame = NULL; tk->p_frame = NULL;
} }
if( (h&0xc0) != 0x80 && (h&0xc0) != 0x00 && tk->p_frame == NULL ) if( (h&0xc0) != 0x80 && (h&0xc0) != 0x00 && !tk->p_frame )
{ {
/* no fragment */ /* no fragment */
i_len = i_copy; i_len = i_copy;
...@@ -326,7 +328,7 @@ static int Demux( demux_t *p_demux ) ...@@ -326,7 +328,7 @@ static int Demux( demux_t *p_demux )
{ {
msg_Dbg( p_demux, "new frame size=%d", i_len ); msg_Dbg( p_demux, "new frame size=%d", i_len );
tk->i_frame = i_len; tk->i_frame = i_len;
if( ( tk->p_frame = block_New( p_demux, i_len + 8 + 1000) ) == NULL ) if( !( tk->p_frame = block_New( p_demux, i_len + 8 + 1000) ) )
{ {
return -1; return -1;
} }
...@@ -342,12 +344,12 @@ static int Demux( demux_t *p_demux ) ...@@ -342,12 +344,12 @@ static int Demux( demux_t *p_demux )
{ {
int i_ck = ((uint32_t*)tk->p_frame->p_buffer)[1]++; int i_ck = ((uint32_t*)tk->p_frame->p_buffer)[1]++;
msg_Dbg( p_demux, "copying new buffer n=%d offset=%d copy=%d", i_ck, i_offset, i_copy ); msg_Dbg( p_demux, "copying new buffer n=%d offset=%d copy=%d",
i_ck, i_offset, i_copy );
((uint32_t*)(tk->p_frame->p_buffer+i_len+8))[i_ck] = i_offset; ((uint32_t*)(tk->p_frame->p_buffer+i_len+8))[i_ck] = i_offset;
memcpy( &tk->p_frame->p_buffer[i_offset + 8], memcpy( &tk->p_frame->p_buffer[i_offset + 8], p, i_copy );
p, i_copy );
} }
p += i_copy; p += i_copy;
...@@ -356,6 +358,7 @@ static int Demux( demux_t *p_demux ) ...@@ -356,6 +358,7 @@ static int Demux( demux_t *p_demux )
{ {
break; break;
} }
#if 0 #if 0
if( tk->p_frame ) if( tk->p_frame )
{ {
...@@ -375,7 +378,8 @@ static int Demux( demux_t *p_demux ) ...@@ -375,7 +378,8 @@ static int Demux( demux_t *p_demux )
if( p_sys->i_pcr < tk->p_frame->i_dts ) if( p_sys->i_pcr < tk->p_frame->i_dts )
{ {
p_sys->i_pcr = tk->p_frame->i_dts; p_sys->i_pcr = tk->p_frame->i_dts;
es_out_Control( p_demux->out, ES_OUT_SET_PCR, (int64_t)p_sys->i_pcr ); es_out_Control( p_demux->out, ES_OUT_SET_PCR,
(int64_t)p_sys->i_pcr );
} }
es_out_Send( p_demux->out, tk->p_es, tk->p_frame ); es_out_Send( p_demux->out, tk->p_es, tk->p_frame );
...@@ -395,7 +399,7 @@ static int Demux( demux_t *p_demux ) ...@@ -395,7 +399,7 @@ static int Demux( demux_t *p_demux )
block_t *p_frame; block_t *p_frame;
/* not fragmented */ /* not fragmented */
if( ( p_frame = block_New( p_demux, i_copy + 8 + 8 ) ) == NULL ) if( !( p_frame = block_New( p_demux, i_copy + 8 + 8 ) ) )
{ {
return -1; return -1;
} }
...@@ -412,7 +416,8 @@ static int Demux( demux_t *p_demux ) ...@@ -412,7 +416,8 @@ static int Demux( demux_t *p_demux )
if( p_sys->i_pcr < p_frame->i_dts ) if( p_sys->i_pcr < p_frame->i_dts )
{ {
p_sys->i_pcr = p_frame->i_dts; p_sys->i_pcr = p_frame->i_dts;
es_out_Control( p_demux->out, ES_OUT_SET_PCR, (int64_t)p_sys->i_pcr ); es_out_Control( p_demux->out, ES_OUT_SET_PCR,
(int64_t)p_sys->i_pcr );
} }
es_out_Send( p_demux->out, tk->p_es, p_frame ); es_out_Send( p_demux->out, tk->p_es, p_frame );
} }
...@@ -420,7 +425,7 @@ static int Demux( demux_t *p_demux ) ...@@ -420,7 +425,7 @@ static int Demux( demux_t *p_demux )
{ {
/* First fragment */ /* First fragment */
tk->i_frame = i_len; tk->i_frame = i_len;
if( ( tk->p_frame = block_New( p_demux, i_len + 8 + 1000) ) == NULL ) if( !( tk->p_frame = block_New( p_demux, i_len + 8 + 1000) ) )
{ {
return -1; return -1;
} }
...@@ -444,7 +449,8 @@ static int Demux( demux_t *p_demux ) ...@@ -444,7 +449,8 @@ static int Demux( demux_t *p_demux )
if( p_sys->i_pcr < i_pts ) if( p_sys->i_pcr < i_pts )
{ {
p_sys->i_pcr = i_pts; p_sys->i_pcr = i_pts;
es_out_Control( p_demux->out, ES_OUT_SET_PCR, (int64_t)p_sys->i_pcr ); es_out_Control( p_demux->out, ES_OUT_SET_PCR,
(int64_t)p_sys->i_pcr );
} }
if( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', '4', 'a' ) ) if( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', '4', 'a' ) )
...@@ -590,18 +596,12 @@ static int HeaderRead( demux_t *p_demux ) ...@@ -590,18 +596,12 @@ static int HeaderRead( demux_t *p_demux )
msg_Dbg( p_demux, "object %4.4s size=%d version=%d", msg_Dbg( p_demux, "object %4.4s size=%d version=%d",
(char*)&i_id, i_size, i_version ); (char*)&i_id, i_size, i_version );
if( i_size < 10 ) if( i_size < 10 ) return VLC_EGENERIC;
{
return VLC_EGENERIC;
}
i_skip = i_size - 10; i_skip = i_size - 10;
if( i_id == VLC_FOURCC('.','R','M','F') ) if( i_id == VLC_FOURCC('.','R','M','F') )
{ {
if( stream_Read( p_demux->s, header, 8 ) < 8 ) if( stream_Read( p_demux->s, header, 8 ) < 8 ) return VLC_EGENERIC;
{
return VLC_EGENERIC;
}
msg_Dbg( p_demux, " - file version=0x%x num headers=%d", msg_Dbg( p_demux, " - file version=0x%x num headers=%d",
GetDWBE( &header[0] ), GetDWBE( &header[4] ) ); GetDWBE( &header[0] ), GetDWBE( &header[4] ) );
...@@ -611,21 +611,19 @@ static int HeaderRead( demux_t *p_demux ) ...@@ -611,21 +611,19 @@ static int HeaderRead( demux_t *p_demux )
{ {
int i_flags; int i_flags;
if( stream_Read( p_demux->s, header, 40 ) < 40 ) if( stream_Read(p_demux->s, header, 40) < 40 ) return VLC_EGENERIC;
{
return VLC_EGENERIC;
}
msg_Dbg( p_demux, " - max bitrate=%d avg bitrate=%d", msg_Dbg( p_demux, " - max bitrate=%d avg bitrate=%d",
GetDWBE( &header[0] ), GetDWBE( &header[4] ) ); GetDWBE(&header[0]), GetDWBE(&header[4]) );
msg_Dbg( p_demux, " - max packet size=%d avg bitrate=%d", msg_Dbg( p_demux, " - max packet size=%d avg bitrate=%d",
GetDWBE( &header[8] ), GetDWBE( &header[12] ) ); GetDWBE(&header[8]), GetDWBE(&header[12]) );
msg_Dbg( p_demux, " - packets count=%d", GetDWBE( &header[16] ) ); msg_Dbg( p_demux, " - packets count=%d", GetDWBE(&header[16]) );
msg_Dbg( p_demux, " - duration=%d ms", GetDWBE( &header[20] ) ); msg_Dbg( p_demux, " - duration=%d ms", GetDWBE(&header[20]) );
msg_Dbg( p_demux, " - preroll=%d ms", GetDWBE( &header[24] ) ); msg_Dbg( p_demux, " - preroll=%d ms", GetDWBE(&header[24]) );
msg_Dbg( p_demux, " - index offset=%d", GetDWBE( &header[28] ) ); msg_Dbg( p_demux, " - index offset=%d", GetDWBE(&header[28]) );
msg_Dbg( p_demux, " - data offset=%d", GetDWBE( &header[32] ) ); msg_Dbg( p_demux, " - data offset=%d", GetDWBE(&header[32]) );
msg_Dbg( p_demux, " - num streams=%d", GetWBE( &header[36] ) ); msg_Dbg( p_demux, " - num streams=%d", GetWBE(&header[36]) );
i_flags = GetWBE( &header[38]); i_flags = GetWBE(&header[38]);
msg_Dbg( p_demux, " - flags=0x%x %s%s%s", msg_Dbg( p_demux, " - flags=0x%x %s%s%s",
i_flags, i_flags,
i_flags&0x0001 ? "PN_SAVE_ENABLED " : "", i_flags&0x0001 ? "PN_SAVE_ENABLED " : "",
...@@ -692,24 +690,23 @@ static int HeaderRead( demux_t *p_demux ) ...@@ -692,24 +690,23 @@ static int HeaderRead( demux_t *p_demux )
} }
else if( i_id == VLC_FOURCC('M','D','P','R') ) else if( i_id == VLC_FOURCC('M','D','P','R') )
{ {
/* Media properties header */
int i_num; int i_num;
int i_len; int i_len;
char *psz; char *psz;
if( stream_Read( p_demux->s, header, 30 ) < 30 ) if( stream_Read(p_demux->s, header, 30) < 30 ) return VLC_EGENERIC;
{
return VLC_EGENERIC;
}
i_num = GetWBE( header ); i_num = GetWBE( header );
msg_Dbg( p_demux, " - id=0x%x", i_num ); msg_Dbg( p_demux, " - id=0x%x", i_num );
msg_Dbg( p_demux, " - max bitrate=%d avg bitrate=%d", GetDWBE( &header[2] ), GetDWBE( &header[6] ) ); msg_Dbg( p_demux, " - max bitrate=%d avg bitrate=%d",
msg_Dbg( p_demux, " - max packet size=%d avg packet size=%d", GetDWBE( &header[10] ), GetDWBE( &header[14] )); GetDWBE(&header[2]), GetDWBE(&header[6]) );
msg_Dbg( p_demux, " - start time=%d", GetDWBE( &header[18] ) ); msg_Dbg( p_demux, " - max packet size=%d avg packet size=%d",
msg_Dbg( p_demux, " - preroll=%d", GetDWBE( &header[22] ) ); GetDWBE(&header[10]), GetDWBE(&header[14]) );
msg_Dbg( p_demux, " - duration=%d", GetDWBE( &header[26] )); msg_Dbg( p_demux, " - start time=%d", GetDWBE(&header[18]) );
msg_Dbg( p_demux, " - preroll=%d", GetDWBE(&header[22]) );
msg_Dbg( p_demux, " - duration=%d", GetDWBE(&header[26]) );
i_skip -= 30; i_skip -= 30;
stream_Read( p_demux->s, header, 1 ); stream_Read( p_demux->s, header, 1 );
if( ( i_len = header[0] ) > 0 ) if( ( i_len = header[0] ) > 0 )
{ {
...@@ -739,127 +736,7 @@ static int HeaderRead( demux_t *p_demux ) ...@@ -739,127 +736,7 @@ static int HeaderRead( demux_t *p_demux )
stream_Read( p_demux->s, header, 4 ); stream_Read( p_demux->s, header, 4 );
if( ( i_len = GetDWBE( header ) ) > 0 ) if( ( i_len = GetDWBE( header ) ) > 0 )
{ {
es_format_t fmt; ReadCodecSpecificData( p_demux, i_len, i_num );
real_track_t *tk;
uint8_t *p_peek;
msg_Dbg( p_demux, " - specific data len=%d", i_len );
if( stream_Peek( p_demux->s, &p_peek, 34 ) >= 34 )
{
if( !strncmp( (char *)&p_peek[4], "VIDO", 4 ) )
{
es_format_Init( &fmt, VIDEO_ES,
VLC_FOURCC( p_peek[8], p_peek[9], p_peek[10], p_peek[11] ) );
fmt.video.i_width = GetWBE( &p_peek[12] );
fmt.video.i_height= GetWBE( &p_peek[14] );
fmt.i_extra = 8;
fmt.p_extra = malloc( 8 );
((uint32_t*)fmt.p_extra)[0] = GetDWBE( &p_peek[26] );
((uint32_t*)fmt.p_extra)[1] = GetDWBE( &p_peek[30] );
msg_Dbg( p_demux, " - video 0x%08x 0x%08x",
((uint32_t*)fmt.p_extra)[0],
((uint32_t*)fmt.p_extra)[1] );
if( GetDWBE( &p_peek[30] ) == 0x10003000 ||
GetDWBE( &p_peek[30] ) == 0x10003001 )
{
fmt.i_codec = VLC_FOURCC( 'R','V','1','3' );
}
msg_Dbg( p_demux, " - video %4.4s %dx%d",
(char*)&fmt.i_codec,
fmt.video.i_width, fmt.video.i_height );
tk = malloc( sizeof( real_track_t ) );
tk->i_id = i_num;
tk->fmt = fmt;
tk->i_frame = 0;
tk->p_frame = NULL;
tk->p_es = es_out_Add( p_demux->out, &fmt );
TAB_APPEND( p_sys->i_track, p_sys->track, tk );
}
else if( !strncmp( (char *)p_peek, ".ra\xfd", 4 ) )
{
int i_version = GetWBE( &p_peek[4] );
uint8_t *p_extra = NULL;
msg_Dbg( p_demux, " - audio version=%d", i_version );
es_format_Init( &fmt, AUDIO_ES, 0 );
if( i_version == 4 && stream_Peek( p_demux->s, &p_peek, 56 ) >= 56 )
{
fmt.audio.i_channels = GetWBE( &p_peek[54] );
fmt.audio.i_rate = GetWBE( &p_peek[48] );
if( stream_Peek( p_demux->s, &p_peek, 57 ) >= 57 )
{
int i_extra = p_peek[56] + 1 + 4;
if( stream_Peek( p_demux->s, &p_peek, 57 + i_extra ) >= 57 + i_extra )
{
memcpy( &fmt.i_codec, &p_peek[57 + p_peek[56] + 1], 4 );
}
p_extra = &p_peek[57 + p_peek[56] + 1+ 4 + 3];
}
}
else if( i_version == 5 && stream_Peek( p_demux->s, &p_peek, 70 ) >= 70 )
{
memcpy( &fmt.i_codec, &p_peek[66], 4 );
fmt.audio.i_channels = GetWBE( &p_peek[60] );
fmt.audio.i_rate = GetWBE( &p_peek[54] );
p_extra = &p_peek[66+4+3+1];
}
msg_Dbg( p_demux, " - audio codec=%4.4s channels=%d rate=%dHz",
(char*)&fmt.i_codec,
fmt.audio.i_channels, fmt.audio.i_rate );
if( fmt.i_codec == VLC_FOURCC( 'd', 'n', 'e', 't' ) )
{
fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
}
else if( fmt.i_codec == VLC_FOURCC( 'r', 'a', 'a', 'c' ) ||
fmt.i_codec == VLC_FOURCC( 'r', 'a', 'c', 'p' ) )
{
int i_peek = p_extra - p_peek;
if( stream_Peek( p_demux->s, &p_peek, i_peek + 4 ) >= i_peek + 4 )
{
int i_extra = GetDWBE( &p_peek[i_peek] );
if( i_extra > 1 && i_peek + 4 + i_extra <= i_len &&
stream_Peek( p_demux->s, &p_peek, i_peek + 4 + i_extra ) >= i_peek + 4 + i_extra )
{
fmt.i_extra = i_extra - 1;
fmt.p_extra = malloc ( i_extra - 1 );
memcpy( fmt.p_extra, &p_peek[i_peek+4+1], i_extra - 1 );
msg_Dbg( p_demux, " - extra data=%d", i_extra );
{
int i;
for( i = 0; i < fmt.i_extra; i++ )
{
msg_Dbg( p_demux, " data[%d] = 0x%x", i,((uint8_t*)fmt.p_extra)[i] );
}
}
}
}
fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
}
if( fmt.i_codec != 0 )
{
tk = malloc( sizeof( real_track_t ) );
tk->i_id = i_num;
tk->fmt = fmt;
tk->i_frame = 0;
tk->p_frame = NULL;
tk->p_es = es_out_Add( p_demux->out, &fmt );
TAB_APPEND( p_sys->i_track, p_sys->track, tk );
}
}
}
stream_Read( p_demux->s, NULL, i_len ); stream_Read( p_demux->s, NULL, i_len );
i_skip -= i_len; i_skip -= i_len;
...@@ -889,10 +766,7 @@ static int HeaderRead( demux_t *p_demux ) ...@@ -889,10 +766,7 @@ static int HeaderRead( demux_t *p_demux )
msg_Dbg( p_demux, "unknown chunk" ); msg_Dbg( p_demux, "unknown chunk" );
} }
if( i_skip < 0 ) if( i_skip < 0 ) return VLC_EGENERIC;
{
return VLC_EGENERIC;
}
stream_Read( p_demux->s, NULL, i_skip ); stream_Read( p_demux->s, NULL, i_skip );
} }
...@@ -901,4 +775,167 @@ static int HeaderRead( demux_t *p_demux ) ...@@ -901,4 +775,167 @@ static int HeaderRead( demux_t *p_demux )
return VLC_SUCCESS; return VLC_SUCCESS;
} }
static int ReadCodecSpecificData( demux_t *p_demux, int i_len, int i_num )
{
demux_sys_t *p_sys = p_demux->p_sys;
es_format_t fmt;
real_track_t *tk;
uint8_t *p_peek;
msg_Dbg( p_demux, " - specific data len=%d", i_len );
if( stream_Peek(p_demux->s, &p_peek, i_len) < i_len ) return VLC_EGENERIC;
if( !strncmp( (char *)&p_peek[4], "VIDO", 4 ) )
{
es_format_Init( &fmt, VIDEO_ES, VLC_FOURCC( p_peek[8], p_peek[9],
p_peek[10], p_peek[11] ) );
fmt.video.i_width = GetWBE( &p_peek[12] );
fmt.video.i_height= GetWBE( &p_peek[14] );
fmt.i_extra = 8;
fmt.p_extra = malloc( 8 );
((uint32_t*)fmt.p_extra)[0] = GetDWBE( &p_peek[26] );
((uint32_t*)fmt.p_extra)[1] = GetDWBE( &p_peek[30] );
msg_Dbg( p_demux, " - video 0x%08x 0x%08x",
((uint32_t*)fmt.p_extra)[0], ((uint32_t*)fmt.p_extra)[1] );
if( GetDWBE( &p_peek[30] ) == 0x10003000 ||
GetDWBE( &p_peek[30] ) == 0x10003001 )
{
fmt.i_codec = VLC_FOURCC( 'R','V','1','3' );
}
msg_Dbg( p_demux, " - video %4.4s %dx%d",
(char*)&fmt.i_codec, fmt.video.i_width, fmt.video.i_height );
tk = malloc( sizeof( real_track_t ) );
tk->i_id = i_num;
tk->fmt = fmt;
tk->i_frame = 0;
tk->p_frame = NULL;
tk->p_es = es_out_Add( p_demux->out, &fmt );
TAB_APPEND( p_sys->i_track, p_sys->track, tk );
}
else if( !strncmp( (char *)p_peek, ".ra\xfd", 4 ) )
{
int i_version = GetWBE( &p_peek[4] );
int i_header_size, i_flavor, i_coded_frame_size, i_subpacket_h;
int i_frame_size, i_subpacket_size;
msg_Dbg( p_demux, " - audio version=%d", i_version );
p_peek += 6;
es_format_Init( &fmt, AUDIO_ES, 0 );
if( i_version == 3 )
{
msg_Dbg( p_demux, " - audio version 3 is not supported!" );
return VLC_EGENERIC;
}
p_peek += 2; /* 00 00 */
p_peek += 4; /* .ra4 or .ra5 */
p_peek += 4; /* ?? */
p_peek += 2; /* version (4 or 5) */
i_header_size = GetDWBE( p_peek ); p_peek += 4; /* header size */
i_flavor = GetWBE( p_peek ); p_peek += 2; /* codec flavor */
i_coded_frame_size = GetDWBE( p_peek ); p_peek += 4;
p_peek += 4; /* ?? */
p_peek += 4; /* ?? */
p_peek += 4; /* ?? */
i_subpacket_h = GetWBE( p_peek ); p_peek += 2;
i_frame_size = GetWBE( p_peek ); p_peek += 2;
i_subpacket_size = GetWBE( p_peek ); p_peek += 2;
p_peek += 2; /* ?? */
if( i_version == 5 ) p_peek += 6; /* 0, srate, 0 */
fmt.audio.i_rate = GetWBE( p_peek ); p_peek += 2;
p_peek += 2; /* ?? */
fmt.audio.i_bitspersample = GetWBE( p_peek ); p_peek += 2;
fmt.audio.i_channels = GetWBE( p_peek ); p_peek += 2;
fmt.audio.i_blockalign = i_frame_size;
if( i_version == 5 )
{
p_peek += 4; /* genr */
memcpy( (char *)&fmt.i_codec, p_peek, 4 ); p_peek += 4;
}
else
{
p_peek += p_peek[0] + 1; /* descr 1 */
memcpy( (char *)&fmt.i_codec, p_peek + 1, 4 ); /* descr 2 */
p_peek += p_peek[0] + 1;
}
msg_Dbg( p_demux, " - audio codec=%4.4s channels=%d rate=%dHz",
(char*)&fmt.i_codec, fmt.audio.i_channels, fmt.audio.i_rate );
p_peek += 3; /* ?? */
if( i_version == 5 ) p_peek++;
switch( fmt.i_codec )
{
case VLC_FOURCC( 'd', 'n', 'e', 't' ):
fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
break;
case VLC_FOURCC( 'r', 'a', 'a', 'c' ):
case VLC_FOURCC( 'r', 'a', 'c', 'p' ):
fmt.i_extra = GetDWBE( p_peek ); p_peek += 4;
if( fmt.i_extra > 0 ) { fmt.i_extra--; p_peek++; }
if( fmt.i_extra > 0 )
{
fmt.p_extra = malloc( fmt.i_extra );
memcpy( fmt.p_extra, p_peek, fmt.i_extra );
}
fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
break;
case VLC_FOURCC('c','o','o','k'):
fmt.i_extra = GetDWBE( p_peek ); p_peek += 4;
fmt.p_extra = malloc( fmt.i_extra + 10 );
((short*)(fmt.p_extra))[0] = i_subpacket_size;
((short*)(fmt.p_extra))[1] = i_subpacket_h;
((short*)(fmt.p_extra))[2] = i_flavor;
((short*)(fmt.p_extra))[3] = i_coded_frame_size;
((short*)(fmt.p_extra))[4] = fmt.i_extra;
if( fmt.i_extra ) memcpy( fmt.p_extra + 10, p_peek, fmt.i_extra );
fmt.i_extra += 10;
break;
default:
msg_Dbg( p_demux, " - unknown audio codec=%4.4s",
(char*)&fmt.i_codec );
break;
}
if( fmt.i_codec != 0 )
{
msg_Dbg( p_demux, " - extra data=%d", fmt.i_extra );
{
int i;
for( i = 0; i < fmt.i_extra; i++ )
{
msg_Dbg( p_demux, " data[%d] = 0x%x", i,
((uint8_t*)fmt.p_extra)[i] );
}
}
tk = malloc( sizeof( real_track_t ) );
tk->i_id = i_num;
tk->fmt = fmt;
tk->i_frame = 0;
tk->p_frame = NULL;
tk->p_es = es_out_Add( p_demux->out, &fmt );
TAB_APPEND( p_sys->i_track, p_sys->track, tk );
}
}
return VLC_SUCCESS;
}
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