Commit 0de13a16 authored by Laurent Aimar's avatar Laurent Aimar

* include/video.h : added new fourcc code for avi

    * ALL : version from ffmpeg cvs can now decode msmpeg4 v1 v2 ,
        so i have added support for this. But you can always use old ffmpeg
        library  without any problem ( i hope ;)
parent d75890a8
......@@ -2,7 +2,7 @@
* input_ext-dec.h: structures exported to the VideoLAN decoders
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
* $Id: input_ext-dec.h,v 1.56 2002/04/24 00:36:24 sam Exp $
* $Id: input_ext-dec.h,v 1.57 2002/05/13 21:55:30 fenrir Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
* Michel Kaempf <maxx@via.ecp.fr>
......@@ -31,8 +31,11 @@
/* These ones might violate the norm : */
#define DVD_SPU_ES 0x82
#define LPCM_AUDIO_ES 0x83
#define MSMPEG4_VIDEO_ES 0x90
#define MPEG4_VIDEO_ES 0x91
#define MSMPEG4v1_VIDEO_ES 0x40
#define MSMPEG4v2_VIDEO_ES 0x41
#define MSMPEG4v3_VIDEO_ES 0x42
#define MPEG4_VIDEO_ES 0x50
#define UNKNOWN_ES 0xFF
/* Structures exported to the decoders */
......
......@@ -4,7 +4,7 @@
* includes all common video types and constants.
*****************************************************************************
* Copyright (C) 1999, 2000 VideoLAN
* $Id: video.h,v 1.50 2002/04/25 21:52:42 sam Exp $
* $Id: video.h,v 1.51 2002/05/13 21:55:30 fenrir Exp $
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
*
......@@ -176,28 +176,51 @@ typedef struct picture_heap_s
#define TWOCC_dc MAKETWOCC('d','c')
#define TWOCC_pc MAKETWOCC('p','c')
/* MPEG4 (opendivx) codec */
/* MPEG4 codec */
#define FOURCC_DIVX MAKEFOURCC('D','I','V','X')
#define FOURCC_divx MAKEFOURCC('d','i','v','x')
#define FOURCC_DX50 MAKEFOURCC('D','X','5','0')
#define FOURCC_DIV1 MAKEFOURCC('D','I','V','1')
#define FOURCC_div1 MAKEFOURCC('d','i','v','1')
#define FOURCC_MP4S MAKEFOURCC('M','P','4','S')
#define FOURCC_mp4s MAKEFOURCC('m','p','4','s')
#define FOURCC_M4S2 MAKEFOURCC('M','4','S','2')
#define FOURCC_m4s2 MAKEFOURCC('m','4','s','2')
#define FOURCC_xvid MAKEFOURCC('x','v','i','d')
#define FOURCC_XVID MAKEFOURCC('X','V','I','D')
#define FOURCC_XviD MAKEFOURCC('X','v','i','D')
#define FOURCC_DX50 MAKEFOURCC('D','X','5','0')
#define FOURCC_mp4v MAKEFOURCC('m','p','4','v')
#define FOURCC_4 MAKEFOURCC( 4, 0, 0, 0 )
/* MSMPEG4 v2 */
#define FOURCC_MPG4 MAKEFOURCC('M','P','G','4')
#define FOURCC_mpg4 MAKEFOURCC('m','p','g','4')
#define FOURCC_mp4v MAKEFOURCC('m','p','4','v')
/* msmepg (divx v3) codec */
#define FOURCC_DIV3 MAKEFOURCC('D','I','V','3')
#define FOURCC_DIV2 MAKEFOURCC('D','I','V','2')
#define FOURCC_div2 MAKEFOURCC('d','i','v','2')
#define FOURCC_MP42 MAKEFOURCC('M','P','4','2')
#define FOURCC_mp42 MAKEFOURCC('m','p','4','2')
/* MSMPEG4 v3 */
/* M$ mpeg4 v3 */
#define FOURCC_MPG3 MAKEFOURCC('M','P','G','3')
#define FOURCC_mpg3 MAKEFOURCC('m','p','g','3')
#define FOURCC_div3 MAKEFOURCC('d','i','v','3')
#define FOURCC_MP43 MAKEFOURCC('M','P','4','3')
#define FOURCC_mp43 MAKEFOURCC('m','p','4','3')
/* DivX 3.20 */
#define FOURCC_DIV3 MAKEFOURCC('D','I','V','3')
#define FOURCC_DIV4 MAKEFOURCC('D','I','V','4')
#define FOURCC_div4 MAKEFOURCC('d','i','v','4')
#define FOURCC_DIV5 MAKEFOURCC('D','I','V','5')
#define FOURCC_div5 MAKEFOURCC('d','i','v','5')
#define FOURCC_DIV6 MAKEFOURCC('D','I','V','6')
#define FOURCC_div6 MAKEFOURCC('d','i','v','6')
#define FOURCC_3IV1 MAKEFOURCC('3','I','V','1')
/* AngelPotion stuff */
#define FOURCC_AP41 MAKEFOURCC('A','P','4','1')
#define FOURCC_MP43 MAKEFOURCC('M','P','4','3')
#define FOURCC_mp43 MAKEFOURCC('m','p','4','3')
/* ?? */
#define FOURCC_3IV1 MAKEFOURCC('3','I','V','1')
/* Packed RGB for 8bpp */
#define FOURCC_BI_RGB MAKEFOURCC( 0 , 0 , 0 , 0 )
......
......@@ -2,7 +2,7 @@
* avi.c : AVI file Stream input module for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: avi.c,v 1.16 2002/05/10 04:06:10 fenrir Exp $
* $Id: avi.c,v 1.17 2002/05/13 21:55:30 fenrir Exp $
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
......@@ -261,7 +261,6 @@ static void __AVI_AddEntryIndex( AVIStreamInfo_t *p_info,
static void __AVI_GetIndex( input_thread_t *p_input )
{
demux_data_avi_file_t *p_avi_demux;
AVIIndexEntry_t index;
byte_t *p_buff;
riffchunk_t *p_idx1;
......@@ -270,8 +269,8 @@ static void __AVI_GetIndex( input_thread_t *p_input )
int i_number;
u16 i_type;
int i_totalentry = 0;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data ;
demux_data_avi_file_t *p_avi_demux =
(demux_data_avi_file_t*)p_input->p_demux_data ;
if( RIFF_FindAndGotoDataChunk( p_input,
p_avi_demux->p_riff,
......@@ -290,18 +289,17 @@ static void __AVI_GetIndex( input_thread_t *p_input )
if( ((i_read = input_Peek( p_input, &p_buff, i_read )) < 16 )
||( i_totalentry *16 >= p_idx1->i_size ) )
{
intf_WarnMsg( 1,"input info: read %d idx chunk", i_totalentry );
intf_WarnMsg( 1,"input info: read %d idx entries", i_totalentry );
return;
}
i_read /= 16 ;
/* TODO try to verify if we are beyond end of p_idx1 */
for( i = 0; i < i_read; i++ )
{
byte_t *p_peek = p_buff + i * 16;
i_totalentry++;
index.i_id = __GetDoubleWordLittleEndianFromBuff( p_peek );
index.i_flags = __GetDoubleWordLittleEndianFromBuff( p_peek+4);
index.i_offset = __GetDoubleWordLittleEndianFromBuff( p_peek+8);
index.i_pos = __GetDoubleWordLittleEndianFromBuff( p_peek+8);
index.i_length = __GetDoubleWordLittleEndianFromBuff(p_peek+12);
if( (__AVI_ParseStreamHeader( index.i_id, &i_number, &i_type ) == 0)
......@@ -319,16 +317,10 @@ static void __AVI_GetIndex( input_thread_t *p_input )
}
static int __AVI_SeekToChunk( input_thread_t *p_input, AVIStreamInfo_t *p_info )
{
demux_data_avi_file_t *p_avi_demux;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
if( (p_info->p_index )&&(p_info->i_idxposc < p_info->i_idxnb) )
{
off_t i_pos;
i_pos = (off_t)p_info->p_index[p_info->i_idxposc].i_offset +
p_info->i_idxoffset;
p_input->pf_seek( p_input, i_pos );
p_input->pf_seek( p_input,
(off_t)p_info->p_index[p_info->i_idxposc].i_pos);
input_AccessReinit( p_input );
return( 0 );
}
......@@ -339,39 +331,39 @@ static int __AVI_SeekToChunk( input_thread_t *p_input, AVIStreamInfo_t *p_info )
/* XXX call after get p_movi */
static void __AVI_GetIndexOffset( input_thread_t *p_input )
static void __AVI_UpdateIndexOffset( input_thread_t *p_input )
{
riffchunk_t *p_chunk;
demux_data_avi_file_t *p_avi_demux;
int i;
int i_stream;
int b_start = 1;/* if index pos is based on start of file or not (p_movi) */
demux_data_avi_file_t *p_avi_demux =
(demux_data_avi_file_t*)p_input->p_demux_data;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
for( i = 0; i < p_avi_demux->i_streams; i++ )
#define p_info p_avi_demux->pp_info[i_stream]
for( i_stream = 0; i_stream < p_avi_demux->i_streams; i_stream++ )
{
#define p_info p_avi_demux->pp_info[i]
if( p_info->p_index == NULL )
if( ( p_info->p_index )
&& ( p_info->p_index[0].i_pos < p_avi_demux->p_movi->i_pos + 8 ))
{
intf_WarnMsg( 1, "input demux: can't find offset for stream %d",i);
continue;
b_start = 0;
break;
}
p_info->i_idxoffset = 0;
__AVI_SeekToChunk( p_input, p_info );
p_chunk = RIFF_ReadChunk( p_input );
if( (p_chunk == NULL)||(p_chunk->i_id != p_info->p_index[0].i_id) )
}
if( !b_start )
{
for( i_stream = 0; i_stream < p_avi_demux->i_streams; i_stream++ )
{
p_info->i_idxoffset = p_avi_demux->p_movi->i_pos + 8;
__AVI_SeekToChunk( p_input, p_info );
p_chunk = RIFF_ReadChunk( p_input );
if( (p_chunk == NULL)||(p_chunk->i_id != p_info->p_index[0].i_id) )
int i;
if( p_info->p_index )
{
intf_WarnMsg( 1, "input demux: can't find offset for stream %d",
i);
continue; /* TODO: search manually from p_movi */
for( i = 0; i < p_info->i_idxnb; i++ )
{
p_info->p_index[i].i_pos +=
p_avi_demux->p_movi->i_pos + 8;
}
}
}
#undef p_info
}
return;
#undef p_info
}
static int __AVI_AudioGetType( u32 i_type )
......@@ -394,27 +386,46 @@ static int __AVI_VideoGetType( u32 i_type )
{
switch( i_type )
{
case( FOURCC_DIV3 ):
case( FOURCC_div3 ):
case( FOURCC_DIV4 ):
case( FOURCC_div4 ):
case( FOURCC_DIV5 ):
case( FOURCC_div5 ):
case( FOURCC_DIV6 ):
case( FOURCC_div6 ):
case( FOURCC_3IV1 ):
case( FOURCC_AP41 ):
case( FOURCC_MP43 ):
case( FOURCC_mp43 ):
return( MSMPEG4_VIDEO_ES );
case( FOURCC_DIVX ):
case( FOURCC_divx ):
case( FOURCC_DX50 ):
case( FOURCC_MP4S ):
case( FOURCC_MPG4 ):
case( FOURCC_mpg4 ):
case( FOURCC_mp4v ):
/* FIXME FIXME : what are the correct tag for msmpeg4 v1 */
case( FOURCC_MPG4 ):
case( FOURCC_mpg4 ):
case( FOURCC_DIV2 ):
case( FOURCC_div2 ):
case( FOURCC_MP42 ):
case( FOURCC_mp42 ):
return( MSMPEG4v2_VIDEO_ES );
case( FOURCC_MPG3 ):
case( FOURCC_mpg3 ):
case( FOURCC_div3 ):
case( FOURCC_MP43 ):
case( FOURCC_mp43 ):
case( FOURCC_DIV3 ):
case( FOURCC_DIV4 ):
case( FOURCC_div4 ):
case( FOURCC_DIV5 ):
case( FOURCC_div5 ):
case( FOURCC_DIV6 ):
case( FOURCC_div6 ):
case( FOURCC_AP41 ):
case( FOURCC_3IV1 ):
return( MSMPEG4v3_VIDEO_ES );
case( FOURCC_DIVX ):
case( FOURCC_divx ):
case( FOURCC_DIV1 ):
case( FOURCC_div1 ):
case( FOURCC_MP4S ):
case( FOURCC_mp4s ):
case( FOURCC_M4S2 ):
case( FOURCC_m4s2 ):
case( FOURCC_xvid ):
case( FOURCC_XVID ):
case( FOURCC_XviD ):
case( FOURCC_DX50 ):
case( FOURCC_mp4v ):
case( FOURCC_4 ):
return( MPEG4_VIDEO_ES );
default:
......@@ -666,7 +677,7 @@ static int AVIInit( input_thread_t *p_input )
/* get index */
__AVI_GetIndex( p_input );
/* try to get i_idxoffset for each stream */
__AVI_GetIndexOffset( p_input );
__AVI_UpdateIndexOffset( p_input );
}
else
{
......@@ -685,7 +696,6 @@ static int AVIInit( input_thread_t *p_input )
RIFF_GoToChunk( p_input, p_avi_demux->p_movi );
if( RIFF_DescendChunk(p_input) != 0 ) { continue; }
p_chunk = NULL;
p_info->i_idxoffset = 0; /* ref: begining of file */
switch( p_info->i_cat )
{
case( AUDIO_ES ):
......@@ -721,7 +731,7 @@ static int AVIInit( input_thread_t *p_input )
{
index.i_id = p_chunk->i_id;
index.i_flags = AVIIF_KEYFRAME;
index.i_offset = p_chunk->i_pos;
index.i_pos = p_chunk->i_pos;
index.i_length = p_chunk->i_size;
__AVI_AddEntryIndex( p_info, &index );
intf_WarnMsg( 3, "input init: add index entry (%4.4s) (%d)",
......@@ -832,26 +842,23 @@ static void AVIEnd( input_thread_t *p_input )
static mtime_t AVI_GetPTS( AVIStreamInfo_t *p_info )
{
/* p_info->p_index[p_info->i_idxposc] need to be valid !! */
mtime_t i_pts;
/* be careful to *1000000 before round ! */
if( p_info->header.i_samplesize != 0 )
{
i_pts = (mtime_t)( (double)1000000.0 *
return( (mtime_t)( (double)1000000.0 *
(double)(p_info->p_index[p_info->i_idxposc].i_lengthtotal +
p_info->i_idxposb )*
(double)p_info->header.i_scale /
(double)p_info->header.i_rate /
(double)p_info->header.i_samplesize );
(double)p_info->header.i_samplesize ) );
}
else
{
i_pts = (mtime_t)( (double)1000000.0 *
return( (mtime_t)( (double)1000000.0 *
(double)(p_info->i_idxposc ) *
(double)p_info->header.i_scale /
(double)p_info->header.i_rate);
(double)p_info->header.i_rate) );
}
return( i_pts );
}
......@@ -861,12 +868,12 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
{
AVIIndexEntry_t index;
riffchunk_t *p_chunk;
demux_data_avi_file_t *p_avi_demux;
AVIStreamInfo_t *p_info_tmp;
int i;
int i_idxposc;
int b_inc = 0;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
demux_data_avi_file_t *p_avi_demux =
(demux_data_avi_file_t*)p_input->p_demux_data;
p_info->i_idxposc++;
......@@ -887,10 +894,8 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
for( i = 0; i < p_avi_demux->i_streams; i++ )
{
#define p_info_i p_avi_demux->pp_info[i]
if( p_info_i->p_index[p_info_i->i_idxnb - 1].i_offset +
p_info_i->i_idxoffset >
p_info_tmp->p_index[p_info_tmp->i_idxnb - 1].i_offset +
p_info_tmp->i_idxoffset )
if( p_info_i->p_index[p_info_i->i_idxnb - 1].i_pos >
p_info_tmp->p_index[p_info_tmp->i_idxnb - 1].i_pos )
{
p_info_tmp = p_info_i;
}
......@@ -922,15 +927,15 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
index.i_id = p_chunk->i_id;
index.i_flags = AVIIF_KEYFRAME;
index.i_offset = p_chunk->i_pos;
index.i_pos = p_chunk->i_pos;
index.i_length = p_chunk->i_size;
RIFF_DeleteChunk( p_input, p_chunk );
#define p_info_i p_avi_demux->pp_info[i_number]
if( (__AVI_ParseStreamHeader( index.i_id, &i_number, &i_type ) == 0)
&&( i_number < p_avi_demux->i_streams )
&&( p_info_i->p_index[p_info_i->i_idxnb - 1].i_offset +
&&( p_info_i->p_index[p_info_i->i_idxnb - 1].i_pos +
p_info_i->p_index[p_info_i->i_idxnb - 1].i_length + 8<=
index.i_offset )
index.i_pos )
&&( __AVIGetESTypeFromTwoCC( i_type ) == p_info_i->i_cat ) )
{
__AVI_AddEntryIndex( p_info_i, &index );
......@@ -969,11 +974,8 @@ static int __AVI_GoToStreamChunk( input_thread_t *p_input,
AVIStreamInfo_t *p_info,
int i_chunk )
{
demux_data_avi_file_t *p_avi_demux;
u32 u32_pos;
off_t i_pos;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
if( !p_input->stream.b_seekable )
{
......@@ -1002,8 +1004,7 @@ static int __AVI_GoToStreamChunk( input_thread_t *p_input,
/* now do we have valid index for the chunk */
__RIFF_TellPos( p_input, &u32_pos );
i_pos = (off_t)p_info->p_index[i_chunk].i_offset +
p_info->i_idxoffset;
i_pos = (off_t)p_info->p_index[i_chunk].i_pos;
if( i_pos != u32_pos )
{
p_input->pf_seek( p_input, i_pos );
......@@ -1022,11 +1023,9 @@ static int __AVI_GoToStreamBytes( input_thread_t *p_input,
AVIStreamInfo_t *p_info,
int i_byte )
{
demux_data_avi_file_t *p_avi_demux;
u32 u32_pos;
off_t i_pos;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
if( !p_input->stream.b_seekable )
{
intf_ErrMsg( "input error: need the ability to seek in stream" );
......@@ -1082,8 +1081,8 @@ static int __AVI_GoToStreamBytes( input_thread_t *p_input,
p_info->i_idxposb = i_byte -
p_info->p_index[p_info->i_idxposc].i_lengthtotal;
i_pos = (off_t)p_info->p_index[p_info->i_idxposc].i_offset +
p_info->i_idxoffset + p_info->i_idxposb + 8;
i_pos = (off_t)p_info->p_index[p_info->i_idxposc].i_pos +
p_info->i_idxposb + 8;
__RIFF_TellPos( p_input, &u32_pos );
if( u32_pos != i_pos )
{
......@@ -1109,7 +1108,6 @@ static pes_packet_t *__AVI_ReadStreamChunkInPES( input_thread_t *p_input,
if( ( __AVI_GoToStreamChunk( p_input, p_info, p_info->i_idxposc ) != 0 )
||( RIFF_LoadChunkDataInPES( p_input, &p_pes) != 0 ) )
/* ||( p_pes->i_pes_size != p_info->p_index[p_info->i_idxposc].i_length)) */
{
return( NULL );
}
......@@ -1125,24 +1123,16 @@ static pes_packet_t *__AVI_ReadStreamBytesInPES( input_thread_t *p_input,
AVIStreamInfo_t *p_info,
int i_byte )
{
pes_packet_t *p_pes;
pes_packet_t *p_pes = NULL;
data_packet_t *p_data;
int i_read;
/* make one pes with one data_packet with all the data */
if( ( p_pes = input_NewPES( p_input->p_method_data ) ) == NULL )
{
return( NULL );
}
p_pes->i_nb_data = 1;
if( (p_pes->p_first =
p_pes->p_last =
input_NewPacket( p_input->p_method_data, i_byte ) ) ==NULL )
{
input_DeletePES( p_input->p_method_data, p_pes );
return( NULL );
}
do
while( i_byte > 0 )
{
if( p_info->i_idxposc >= p_info->i_idxnb )
{
......@@ -1163,17 +1153,23 @@ static pes_packet_t *__AVI_ReadStreamBytesInPES( input_thread_t *p_input,
- p_info->i_idxposb ) );
if( i_read <= 0 )
{
input_DeletePacket( p_input->p_method_data, p_data );
input_DeletePES( p_input->p_method_data, p_pes );
return( NULL );
}
FAST_MEMCPY( p_pes->p_first->p_demux_start,
p_data->p_demux_start,
i_read );
p_pes->i_nb_data++;
if( !p_pes->p_first )
{
p_pes->p_first = p_data;
}
else
{
p_pes->p_last->p_next = p_data;
}
p_pes->p_last = p_data;
p_pes->i_pes_size += i_read;
i_byte -= i_read;
p_info->i_idxposb += i_read;
p_pes->p_first->p_demux_start += i_read;
input_DeletePacket( p_input->p_method_data, p_data );
if( p_info->i_idxposb >= p_info->p_index[p_info->i_idxposc].i_length )
{
......@@ -1184,10 +1180,7 @@ static pes_packet_t *__AVI_ReadStreamBytesInPES( input_thread_t *p_input,
return( NULL );
}
}
} while( i_byte > 0 );
p_pes->p_first->p_demux_start = p_pes->p_first->p_payload_start;
p_pes->i_pes_size = p_pes->p_first->p_payload_end
- p_pes->p_first->p_payload_start;
};
return( p_pes );
}
......@@ -1221,19 +1214,19 @@ static int AVI_ReAlign( input_thread_t *p_input )
u32 u32_pos;
off_t i_pos;
int b_after = 0;
demux_data_avi_file_t *p_avi_demux;
AVIStreamInfo_t *p_info;
demux_data_avi_file_t *p_avi_demux =
(demux_data_avi_file_t*)p_input->p_demux_data;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
p_info = (p_avi_demux->p_info_video != NULL ) ?
p_avi_demux->p_info_video :
p_avi_demux->p_info_audio;
__RIFF_TellPos( p_input, &u32_pos );
i_pos = (off_t)u32_pos - (off_t)p_info->i_idxoffset;
i_pos = (off_t)u32_pos;
if( i_pos <= p_info->p_index[0].i_offset )
if( i_pos <= p_info->p_index[0].i_pos )
{
/* before beginning of stream */
if( !p_info->header.i_samplesize )
......@@ -1251,16 +1244,16 @@ static int AVI_ReAlign( input_thread_t *p_input )
return( 0 );
}
if( (p_info->p_index[p_info->i_idxposc].i_offset <= i_pos)
&& ( i_pos < p_info->p_index[p_info->i_idxposc].i_offset +
if( (p_info->p_index[p_info->i_idxposc].i_pos <= i_pos)
&& ( i_pos < p_info->p_index[p_info->i_idxposc].i_pos +
p_info->p_index[p_info->i_idxposc].i_length ) )
{
/* FIXME FIXME FIXME if master == audio and samplesize != 0 */
/* FIXME if master == audio and samplesize != 0 */
/* don't work with big chunk */
/* don't do anything we are in the current chunk */
return( 0 );
}
if( i_pos < p_info->p_index[p_info->i_idxposc].i_offset )
if( i_pos < p_info->p_index[p_info->i_idxposc].i_pos )
{
b_after = 0;
}
......@@ -1269,14 +1262,14 @@ static int AVI_ReAlign( input_thread_t *p_input )
b_after = 1;
}
/* now find in what chunk we are */
while( ( i_pos < p_info->p_index[p_info->i_idxposc].i_offset )
while( ( i_pos < p_info->p_index[p_info->i_idxposc].i_pos )
&&( p_info->i_idxposc > 0 ) )
{
/* search before i_idxposc */
p_info->i_idxposc--;
}
while( i_pos >= p_info->p_index[p_info->i_idxposc].i_offset +
while( i_pos >= p_info->p_index[p_info->i_idxposc].i_pos +
p_info->p_index[p_info->i_idxposc].i_length + 8 )
{
/* search after i_idxposc */
......@@ -1316,33 +1309,40 @@ static int AVI_ReAlign( input_thread_t *p_input )
/* make difference between audio and video pts as little as possible */
static void AVI_SynchroReInit( input_thread_t *p_input )
{
demux_data_avi_file_t *p_avi_demux;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
if( ( p_avi_demux->p_info_video )&&( p_avi_demux->p_info_audio ) )
demux_data_avi_file_t *p_avi_demux =
(demux_data_avi_file_t*)p_input->p_demux_data;
#define p_info_video p_avi_demux->p_info_video
#define p_info_audio p_avi_demux->p_info_audio
if( ( p_info_video )&&( p_info_audio ) )
{
/* now resynch audio video video */
/*don't care of AVIF_KEYFRAME */
if( p_avi_demux->p_info_audio->header.i_samplesize == 0 )
if( !p_info_audio->header.i_samplesize )
{
int i_chunk = __AVI_PTSToChunk( p_avi_demux->p_info_audio,
AVI_GetPTS( p_avi_demux->p_info_video ));
int i_chunk = __AVI_PTSToChunk( p_info_audio,
AVI_GetPTS( p_info_video ));
__AVI_GoToStreamChunk( p_input,
p_avi_demux->p_info_audio,
i_chunk );
p_info_audio,
i_chunk );
}
else
{
int i_byte = __AVI_PTSToByte( p_avi_demux->p_info_audio,
AVI_GetPTS( p_avi_demux->p_info_video ) ) ;
__AVI_GoToStreamBytes( p_input,
p_avi_demux->p_info_audio,
int i_byte = __AVI_PTSToByte( p_info_audio,
AVI_GetPTS( p_info_video ) ) ;
__AVI_GoToStreamBytes( p_input,
p_info_audio,
i_byte );
}
}
#undef p_info_video
#undef p_info_audio
}
/*****************************************************************************
* AVI_GetFrameInPES : get dpts length(s) in pes from stream
*****************************************************************************
* Handle multiple pes, and set pts to the good value
*****************************************************************************/
static pes_packet_t *AVI_GetFrameInPES( input_thread_t *p_input,
AVIStreamInfo_t *p_info,
mtime_t i_dpts)
......@@ -1352,11 +1352,9 @@ static pes_packet_t *AVI_GetFrameInPES( input_thread_t *p_input,
pes_packet_t *p_pes_tmp = NULL;
pes_packet_t *p_pes_first = NULL;
mtime_t i_pts;
demux_data_avi_file_t *p_avi_demux;
p_avi_demux = (demux_data_avi_file_t*)p_input->p_demux_data;
if( ( !p_info)||(i_dpts < 1000 ) )
/* we now that p_info != NULL */
if( i_dpts < 1000 )
{
return( NULL ) ;
}
......@@ -1364,7 +1362,7 @@ static pes_packet_t *AVI_GetFrameInPES( input_thread_t *p_input,
if( !p_info->header.i_samplesize )
{
/* stream is chunk based , easy */
int i_chunk = __AVI_PTSToChunk( p_info, i_dpts);
int i_chunk = __MAX( __AVI_PTSToChunk( p_info, i_dpts), 1 );
/* at least one frame */
/* read them */
p_pes_first = NULL;
......@@ -1398,7 +1396,7 @@ static pes_packet_t *AVI_GetFrameInPES( input_thread_t *p_input,
{