Commit e5fe2b34 authored by Laurent Aimar's avatar Laurent Aimar
Browse files

* asf: added stream infos object and fix a bug in packetization.

 -> it seems that WMP plays it without problem :))) (tested with DIV3+mp3)
parent 6c7682e3
......@@ -2,7 +2,7 @@
* asf.c
*****************************************************************************
* Copyright (C) 2003 VideoLAN
* $Id: asf.c,v 1.5 2003/08/26 23:14:11 fenrir Exp $
* $Id: asf.c,v 1.6 2003/08/29 01:11:43 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -64,12 +64,18 @@ typedef struct
typedef struct
{
int i_id;
int i_cat;
int i_sequence;
int i_id;
int i_cat;
int i_extra;
uint8_t *p_extra;
/* codec informations */
uint16_t i_tag; /* for audio */
vlc_fourcc_t i_fourcc; /* for video */
char *psz_name; /* codec name */
int i_sequence;
int i_extra;
uint8_t *p_extra;
} asf_track_t;
struct sout_mux_sys_t
......@@ -116,6 +122,7 @@ static void bo_addle_u32( bo_t *, uint32_t );
static void bo_addle_u64( bo_t *, uint64_t );
static void bo_add_mem ( bo_t *, uint8_t *, int );
static void bo_addle_str16( bo_t *, char * );
/*****************************************************************************
* Open:
......@@ -237,7 +244,6 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
{
case AUDIO_ES:
{
uint16_t i_tag;
int i_blockalign = p_input->p_fmt->i_block_align;
int i_bitspersample = 0;
int i_extra = 0;
......@@ -245,47 +251,57 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
switch( p_input->p_fmt->i_fourcc )
{
case VLC_FOURCC( 'a', '5', '2', ' ' ):
i_tag = WAVE_FORMAT_A52;
tk->i_tag = WAVE_FORMAT_A52;
tk->psz_name = "A/52";
break;
case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
#if 1
i_tag = WAVE_FORMAT_MPEGLAYER3;
tk->psz_name = "MPEG Audio Layer 3";
tk->i_tag = WAVE_FORMAT_MPEGLAYER3;
i_blockalign = 1;
i_extra = 12;
break;
#else
i_tag = WAVE_FORMAT_MPEG;
tk->psz_name = "MPEG Audio Layer 1/2";
tk->i_tag = WAVE_FORMAT_MPEG;
i_blockalign = 1;
i_extra = 22;
break;
#endif
case VLC_FOURCC( 'w', 'm', 'a', '1' ):
i_tag = WAVE_FORMAT_WMA1;
tk->psz_name = "Windows Media Audio 1";
tk->i_tag = WAVE_FORMAT_WMA1;
break;
case VLC_FOURCC( 'w', 'm', 'a', '2' ):
i_tag = WAVE_FORMAT_WMA2;
tk->psz_name = "Windows Media Audio 2";
tk->i_tag = WAVE_FORMAT_WMA2;
break;
case VLC_FOURCC( 'w', 'm', 'a', '3' ):
i_tag = WAVE_FORMAT_WMA3;
tk->psz_name = "Windows Media Audio 3";
tk->i_tag = WAVE_FORMAT_WMA3;
break;
/* raw codec */
case VLC_FOURCC( 'u', '8', ' ', ' ' ):
i_tag = WAVE_FORMAT_PCM;
tk->psz_name = "Raw audio 8bits";
tk->i_tag = WAVE_FORMAT_PCM;
i_blockalign= p_input->p_fmt->i_channels;
i_bitspersample = 8;
break;
case VLC_FOURCC( 's', '1', '6', 'l' ):
i_tag = WAVE_FORMAT_PCM;
tk->psz_name = "Raw audio 16bits";
tk->i_tag = WAVE_FORMAT_PCM;
i_blockalign= 2 * p_input->p_fmt->i_channels;
i_bitspersample = 16;
break;
case VLC_FOURCC( 's', '2', '4', 'l' ):
i_tag = WAVE_FORMAT_PCM;
tk->psz_name = "Raw audio 24bits";
tk->i_tag = WAVE_FORMAT_PCM;
i_blockalign= 3 * p_input->p_fmt->i_channels;
i_bitspersample = 24;
break;
case VLC_FOURCC( 's', '3', '2', 'l' ):
i_tag = WAVE_FORMAT_PCM;
tk->psz_name = "Raw audio 32bits";
tk->i_tag = WAVE_FORMAT_PCM;
i_blockalign= 4 * p_input->p_fmt->i_channels;
i_bitspersample = 32;
break;
......@@ -293,11 +309,12 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
return VLC_EGENERIC;
}
tk->i_extra = sizeof( WAVEFORMATEX ) +
p_input->p_fmt->i_extra_data + i_extra;
tk->p_extra = malloc( tk->i_extra );
bo_init( &bo, tk->p_extra, tk->i_extra );
bo_addle_u16( &bo, i_tag );
bo_addle_u16( &bo, tk->i_tag );
bo_addle_u16( &bo, p_input->p_fmt->i_channels );
bo_addle_u32( &bo, p_input->p_fmt->i_sample_rate );
bo_addle_u32( &bo, p_input->p_fmt->i_bitrate / 8 );
......@@ -312,7 +329,7 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
else
{
bo_addle_u16( &bo, i_extra );
if( i_tag == WAVE_FORMAT_MPEGLAYER3 )
if( tk->i_tag == WAVE_FORMAT_MPEGLAYER3 )
{
msg_Dbg( p_mux, "adding mp3 header" );
bo_addle_u16( &bo, 1 ); /* wId */
......@@ -321,7 +338,7 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
bo_addle_u16( &bo, 1 ); /* nFramesPerBlock */
bo_addle_u16( &bo, 1393 ); /* nCodecDelay */
}
else if( i_tag == WAVE_FORMAT_MPEG )
else if( tk->i_tag == WAVE_FORMAT_MPEG )
{
msg_Dbg( p_mux, "adding mp2 header" );
bo_addle_u16( &bo, 2 ); /* fwHeadLayer */
......@@ -364,24 +381,40 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
bo_addle_u16( &bo, 24 );
if( p_input->p_fmt->i_fourcc == VLC_FOURCC('m','p','4','v') )
{
bo_add_mem( &bo, "MP4S", 4 );
tk->psz_name = "MPEG-4 Video";
tk->i_fourcc = VLC_FOURCC( 'M', 'P', '4', 'S' );
}
else if( p_input->p_fmt->i_fourcc == VLC_FOURCC('D','I','V','3') )
{
bo_add_mem( &bo, "MP43", 4 );
tk->psz_name = "MSMPEG-4 V3 Video";
tk->i_fourcc = VLC_FOURCC( 'M', 'P', '4', '3' );
}
else if( p_input->p_fmt->i_fourcc == VLC_FOURCC('D','I','V','2') )
{
bo_add_mem( &bo, "MP42", 4 );
tk->psz_name = "MSMPEG-4 V2 Video";
tk->i_fourcc = VLC_FOURCC( 'M', 'P', '4', '2' );
}
else if( p_input->p_fmt->i_fourcc == VLC_FOURCC('D','I','V','1') )
{
bo_add_mem( &bo, "MPG4", 4 );
tk->psz_name = "MSMPEG-4 V1 Video";
tk->i_fourcc = VLC_FOURCC( 'M', 'P', 'G', '4' );
}
else if( p_input->p_fmt->i_fourcc == VLC_FOURCC('W','M','V','1') )
{
tk->psz_name = "Windows Media Video 1";
tk->i_fourcc = VLC_FOURCC( 'W', 'M', 'V', '1' );
}
else if( p_input->p_fmt->i_fourcc == VLC_FOURCC('W','M','V','2') )
{
tk->psz_name = "Windows Media Video 2";
tk->i_fourcc = VLC_FOURCC( 'W', 'M', 'V', '2' );
}
else
{
bo_add_mem( &bo, (uint8_t*)&p_input->p_fmt->i_fourcc, 4 );
tk->psz_name = "Unknow Video";
tk->i_fourcc = p_input->p_fmt->i_fourcc;
}
bo_add_mem( &bo, (uint8_t*)&tk->i_fourcc, 4 );
bo_addle_u32( &bo, 0 );
bo_addle_u32( &bo, 0 );
bo_addle_u32( &bo, 0 );
......@@ -567,6 +600,22 @@ static void bo_add_mem( bo_t *p_bo, uint8_t *p_mem, int i_size )
p_bo->i_buffer += i_size;
}
static void bo_addle_str16( bo_t *bo, char *str )
{
bo_addle_u16( bo, strlen( str ) + 1 );
for( ;; )
{
uint16_t c;
c = (uint8_t)*str++;
bo_addle_u16( bo, c );
if( c == '\0' )
{
break;
}
}
}
/****************************************************************************
* guid
****************************************************************************/
......@@ -658,6 +707,20 @@ static const guid_t asf_guid_reserved_1 =
0x11cf,
{ 0x8E, 0xE6,0x00, 0xC0, 0x0C ,0x20, 0x53, 0x65 }
};
static const guid_t asf_object_comment_guid =
{
0x86D15240,
0x311D,
0x11D0,
{ 0xA3, 0xA4, 0x00, 0xA0, 0xC9, 0x03, 0x48, 0xF6 }
};
static const guid_t asf_object_comment_reserved_guid =
{
0x86D15241,
0x311D,
0x11D0,
{ 0xA3, 0xA4, 0x00, 0xA0, 0xC9, 0x03, 0x48, 0xF6 }
};
static void asf_chunk_add( bo_t *bo,
int i_type, int i_len, int i_flags, int i_seq )
......@@ -677,6 +740,7 @@ static sout_buffer_t *asf_header_create( sout_mux_t *p_mux,
mtime_t i_duration = 0;
int i_size;
int i_ci_size;
sout_buffer_t *out;
bo_t bo;
int i;
......@@ -692,11 +756,23 @@ static sout_buffer_t *asf_header_create( sout_mux_t *p_mux,
/* calculate header size */
i_size = 30 + 104 + 46;
i_ci_size = 44;
for( i = 1; i < p_sys->i_track; i++ )
{
i_size += 78 + p_sys->track[i].i_extra;
i_ci_size += 8 + 2 * strlen( p_sys->track[i].psz_name );
if( p_sys->track[i].i_cat == AUDIO_ES )
{
i_ci_size += 4;
}
else if( p_sys->track[i].i_cat == VIDEO_ES )
{
i_ci_size += 6;
}
}
i_size += i_ci_size;
if( p_sys->b_asf_http )
{
out = sout_BufferNew( p_mux->p_sout, i_size + 50 + 12 );
......@@ -765,6 +841,31 @@ static sout_buffer_t *asf_header_create( sout_mux_t *p_mux,
bo_add_mem ( &bo, tk->p_extra, tk->i_extra );
}
/* Codec Infos */
bo_add_guid ( &bo, &asf_object_comment_guid );
bo_addle_u64( &bo, i_ci_size );
bo_add_guid ( &bo, &asf_object_comment_reserved_guid );
bo_addle_u32( &bo, p_sys->i_track - 1 );
for( i = 1; i < p_sys->i_track; i++ )
{
tk = &p_sys->track[i];
bo_addle_u16( &bo, tk->i_id );
bo_addle_str16( &bo, tk->psz_name );
bo_addle_u16( &bo, 0 );
if( tk->i_cat == AUDIO_ES )
{
bo_addle_u16( &bo, 2 );
bo_addle_u16( &bo, tk->i_tag );
}
else if( tk->i_cat == VIDEO_ES )
{
bo_addle_u16( &bo, 4 );
bo_add_mem ( &bo, (uint8_t*)&tk->i_fourcc, 4 );
}
}
/* data object */
bo_add_guid ( &bo, &asf_object_data_guid );
bo_addle_u64( &bo, 50 + p_sys->i_packet_count * p_sys->i_packet_size );
......@@ -824,7 +925,7 @@ static sout_buffer_t *asf_packet_create( sout_mux_t *p_mux,
p_sys->i_pk_frame++;
if( p_sys->i_pk_used + 14 >= p_sys->i_packet_size )
if( p_sys->i_pk_used + 17 >= p_sys->i_packet_size )
{
/* not enough data for another payload, flush the packet */
int i_pad = p_sys->i_packet_size - p_sys->i_pk_used;
......
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