Commit be95ddf5 authored by Laurent Aimar's avatar Laurent Aimar
Browse files

* plugins/avi/avi.c try to not freeze when reach end file

parent 5c983d98
......@@ -2,7 +2,7 @@
* avi.c : AVI file Stream input module for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: avi.c,v 1.11 2002/05/04 16:51:05 fenrir Exp $
* $Id: avi.c,v 1.12 2002/05/05 17:20:49 fenrir Exp $
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
......@@ -833,7 +833,7 @@ static void AVIEnd( input_thread_t *p_input )
}
static mtime_t __AVI_GetPTS( AVIStreamInfo_t *p_info )
static mtime_t AVI_GetPTS( AVIStreamInfo_t *p_info )
{
/* XXX you need to add p_info->i_date to have correct pts */
/* p_info->p_index[p_info->i_idxposc] need to be valid !! */
......@@ -879,7 +879,12 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
{
return( 0 );
}
if( p_info->i_idxposc > p_info->i_idxnb )
{
return( -1 );
}
p_info->i_idxposc--;
/* create entry on the fly */
/* TODO: when parsing for a stream take care of the other to not do
the same things two time */
......@@ -906,9 +911,10 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
if( RIFF_NextChunk( p_input, p_avi_demux->p_movi ) != 0 )
{
__AVI_SeekToChunk( p_input, p_info );
p_info->i_idxposc++;
return( -1 );
}
/* save idxpos of p_info */
/* now parse for all stream and stop when reach next chunk for p_info */
for( i = 0; (i < 15)||(!b_inc); i++)
......@@ -917,6 +923,7 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
u16 i_type;
if( (p_chunk = RIFF_ReadChunk( p_input )) == NULL )
{
p_info->i_idxposc++;
return( b_inc == 1 ? 0 : -1 );
}
......@@ -936,16 +943,19 @@ static int __AVI_NextIndexEntry( input_thread_t *p_input,
__AVI_AddEntryIndex( p_info_i, &index );
if( (p_info_i == p_info)&&(!b_inc) )
{
p_info->i_idxposc++;
b_inc = 1;
}
}
#undef p_info_i
if( RIFF_NextChunk( p_input, p_avi_demux->p_movi ) != 0 )
{
p_info->i_idxposc++;
return( b_inc == 1 ? 0 : -1 );
}
}
p_info->i_idxposc++;
return( 0 );
}
......@@ -1040,11 +1050,16 @@ static int __AVI_GoToStreamBytes( input_thread_t *p_input,
while( p_info->p_index[p_info->i_idxposc].i_lengthtotal +
p_info->p_index[p_info->i_idxposc].i_length <= i_byte)
{
intf_WarnMsg( 1,"read 0");
if( __AVI_NextIndexEntry( p_input, p_info ) != 0)
{
return( -1 );
}
intf_WarnMsg( 1,"read 1");
}
}
else
{
......@@ -1096,11 +1111,17 @@ static int __AVI_GoToStreamBytes( input_thread_t *p_input,
}
static pes_packet_t *__AVI_ReadStreamChunkInPES( input_thread_t *p_input,
AVIStreamInfo_t *p_info )
AVIStreamInfo_t *p_info )
{
pes_packet_t *p_pes;
if( p_info->i_idxposc >= p_info->i_idxnb )
{
return( NULL );
}
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 );
}
......@@ -1135,24 +1156,28 @@ static pes_packet_t *__AVI_ReadStreamBytesInPES( input_thread_t *p_input,
do
{
if( p_info->i_idxposc >= p_info->i_idxnb )
{
input_DeletePES( p_input->p_method_data, p_pes );
return( NULL );
}
if( __AVI_GoToStreamBytes( p_input, p_info,
p_info->p_index[p_info->i_idxposc].i_lengthtotal +
p_info->i_idxposb ) != 0 )
{
input_DeletePacket( p_input->p_method_data, p_pes->p_first );
input_DeletePES( p_input->p_method_data, p_pes );
return( NULL );
}
i_read = input_SplitBuffer(p_input, &p_data,
__MIN( i_byte,
p_info->p_index[p_info->i_idxposc].i_length
- p_info->i_idxposb ) );
if( i_read <= 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 );
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,
......@@ -1160,12 +1185,17 @@ static pes_packet_t *__AVI_ReadStreamBytesInPES( input_thread_t *p_input,
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 )
{
p_info->i_idxposb = 0;
__AVI_NextIndexEntry( p_input, p_info);
if( __AVI_NextIndexEntry( p_input, p_info) != 0 )
{
input_DeletePES( p_input->p_method_data, p_pes );
return( NULL );
}
}
input_DeletePacket( p_input->p_method_data, p_data );
} 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
......@@ -1301,13 +1331,13 @@ static void __AVI_SynchroReInit( input_thread_t *p_input )
if( p_avi_demux->p_info_video == NULL )
{
p_avi_demux->i_date = mdate() + DEFAULT_PTS_DELAY
- __AVI_GetPTS( p_avi_demux->p_info_audio );
- AVI_GetPTS( p_avi_demux->p_info_audio );
return;
}
else
{
p_avi_demux->i_date = mdate() + DEFAULT_PTS_DELAY
- __AVI_GetPTS( p_avi_demux->p_info_video );
- AVI_GetPTS( p_avi_demux->p_info_video );
/* now resynch audio video video */
/*don't care of AVIF_KEYFRAME */
if( p_avi_demux->p_info_audio != NULL )
......@@ -1315,7 +1345,7 @@ static void __AVI_SynchroReInit( input_thread_t *p_input )
if( p_avi_demux->p_info_audio->header.i_samplesize == 0 )
{
int i_chunk = __AVI_PTSToChunk( p_avi_demux->p_info_audio,
__AVI_GetPTS( p_avi_demux->p_info_video ));
AVI_GetPTS( p_avi_demux->p_info_video ));
if( i_chunk < 0 )
{
i_chunk = 0;
......@@ -1327,7 +1357,7 @@ static void __AVI_SynchroReInit( input_thread_t *p_input )
else
{
int i_byte = __AVI_PTSToByte( p_avi_demux->p_info_audio,
__AVI_GetPTS( p_avi_demux->p_info_video ) );
AVI_GetPTS( p_avi_demux->p_info_video ) );
if( i_byte < 0 )
{
i_byte = 0;
......@@ -1341,9 +1371,9 @@ static void __AVI_SynchroReInit( input_thread_t *p_input )
}
static pes_packet_t *__AVI_GetFrameInPES( input_thread_t *p_input,
AVIStreamInfo_t *p_info,
mtime_t i_dpts)
static pes_packet_t *AVI_GetFrameInPES( input_thread_t *p_input,
AVIStreamInfo_t *p_info,
mtime_t i_dpts)
{
int i;
pes_packet_t *p_pes = NULL;
......@@ -1375,7 +1405,7 @@ static pes_packet_t *__AVI_GetFrameInPES( input_thread_t *p_input,
for( i = 0; i < i_chunk; i++ )
{
/* get pts while is valid */
i_pts = __AVI_GetPTS( p_info );
i_pts = AVI_GetPTS( p_info );
p_pes_tmp = __AVI_ReadStreamChunkInPES( p_input, p_info );
if( !p_pes_tmp )
{
......@@ -1400,9 +1430,10 @@ static pes_packet_t *__AVI_GetFrameInPES( input_thread_t *p_input,
int i_byte = __MAX( __AVI_PTSToByte( p_info, i_dpts), 1024 );
/* at least one Kbyte */
i_byte = __MIN( 1024*1000, i_byte ); /* but no more than 1000ko */
i_pts = __AVI_GetPTS( p_info );
i_pts = AVI_GetPTS( p_info );
p_pes = __AVI_ReadStreamBytesInPES( p_input, p_info, i_byte);
if( p_pes != NULL )
{
p_pes->i_pts = i_pts;
......@@ -1411,10 +1442,10 @@ static pes_packet_t *__AVI_GetFrameInPES( input_thread_t *p_input,
}
}
static void __AVI_DecodePES( AVIStreamInfo_t *p_info,
pes_packet_t *p_pes,
mtime_t i_date,
int i_rate )
static void AVI_DecodePES( AVIStreamInfo_t *p_info,
pes_packet_t *p_pes,
mtime_t i_date,
int i_rate )
{
pes_packet_t *p_pes_next;
if( ( !p_info )||( !p_pes ) )
......@@ -1450,8 +1481,11 @@ static void __AVI_DecodePES( AVIStreamInfo_t *p_info,
static int AVIDemux( input_thread_t *p_input )
{
int i;
pes_packet_t *p_pes_audio;
pes_packet_t *p_pes_video;
pes_packet_t *p_pes_master; /* video , or audio if no video */
pes_packet_t *p_pes_slave; /* audio if there is video */
AVIStreamInfo_t *p_info_master;
AVIStreamInfo_t *p_info_slave;
demux_data_avi_file_t *p_avi_demux;
/* try to use this to read data packet at the good time
......@@ -1492,11 +1526,21 @@ static int AVIDemux( input_thread_t *p_input )
}
}
}
/* by default synchro is made upon video */
if( p_avi_demux->p_info_video )
{
p_info_master = p_avi_demux->p_info_video;
p_info_slave = p_avi_demux->p_info_audio;
}
else
{
p_info_master = p_avi_demux->p_info_audio;
p_info_slave = NULL;
}
/* for now, we need at least one video stream */
if( !p_avi_demux->p_info_video )
if( !p_info_master )
{
intf_ErrMsg( "input error: no video ouput selected" );
intf_ErrMsg( "input error: stream selected" );
return( -1 );
}
......@@ -1524,12 +1568,13 @@ static int AVIDemux( input_thread_t *p_input )
}
vlc_mutex_lock( &p_input->stream.stream_lock );
if( p_input->stream.control.i_rate != p_avi_demux->i_rate )
if( (p_input->stream.control.i_rate != p_avi_demux->i_rate)
&&(p_info_master->i_cat == VIDEO_ES) )
{
msleep( 2*DEFAULT_PTS_DELAY );
p_avi_demux->i_rate = p_input->stream.control.i_rate;
p_avi_demux->i_date = mdate() + DEFAULT_PTS_DELAY
- __AVI_GetPTS( p_avi_demux->p_info_video ) *
- AVI_GetPTS( p_info_master ) *
(mtime_t)p_avi_demux->i_rate /
(mtime_t)DEFAULT_RATE ;
if( p_avi_demux->i_rate == DEFAULT_RATE )
......@@ -1542,55 +1587,48 @@ static int AVIDemux( input_thread_t *p_input )
}
if( p_avi_demux->i_rate != DEFAULT_RATE )
{
p_avi_demux->p_info_audio = NULL;
p_info_slave = NULL;
}
vlc_mutex_unlock( &p_input->stream.stream_lock );
/* take care of newly selected audio ES */
if( (p_avi_demux->p_info_audio != NULL)
&&(p_avi_demux->p_info_audio->b_selected ))
if( p_info_master->b_selected )
{
p_avi_demux->p_info_audio->b_selected = 0 ;
p_info_master->b_selected = 0;
__AVI_SynchroReInit( p_input ); /* resynchro, and make pts audio
and video egual */
}
/* get audio and video frame */
if( p_avi_demux->p_info_video != NULL )
{
p_pes_video = __AVI_GetFrameInPES( p_input,
p_avi_demux->p_info_video,
100000 ); /* 100 ms */
if( p_avi_demux->p_info_audio != NULL )
{
p_pes_audio = __AVI_GetFrameInPES( p_input,
p_avi_demux->p_info_audio,
__AVI_GetPTS( p_avi_demux->p_info_video) -
__AVI_GetPTS( p_avi_demux->p_info_audio) );
}
else
{
p_pes_audio = NULL;
}
and video equal */
}
else
if( ( p_info_slave )&&( p_info_slave->b_selected ) )
{
p_pes_video = NULL;
p_pes_audio = __AVI_GetFrameInPES( p_input,
p_avi_demux->p_info_audio,
100000 ); /* 100 ms */
p_info_slave->b_selected = 0;
__AVI_SynchroReInit( p_input );
}
/* send them to decoder */
__AVI_DecodePES( p_avi_demux->p_info_audio, p_pes_audio,
p_avi_demux->i_date, p_avi_demux->i_rate );
__AVI_DecodePES( p_avi_demux->p_info_video, p_pes_video,
p_avi_demux->i_date, p_avi_demux->i_rate );
if( !p_pes_video ) /* no more video */
{ /* currently i need a video stream */
return( 0 );
/* get audio and video frame */
p_pes_master = AVI_GetFrameInPES( p_input,
p_info_master,
100000 ); /* 100 ms */
if( p_info_slave )
{
p_pes_slave = AVI_GetFrameInPES( p_input,
p_info_slave,
AVI_GetPTS( p_info_master ) -
AVI_GetPTS( p_info_slave)+10000);
/* decode it first because video will make us wait */
AVI_DecodePES( p_info_slave,
p_pes_slave,
p_avi_demux->i_date,
p_avi_demux->i_rate );
}
AVI_DecodePES( p_info_master,
p_pes_master,
p_avi_demux->i_date,
p_avi_demux->i_rate );
/* at the end ? */
if( p_info_master->i_idxposc >= p_info_master->i_idxnb )
{
return( 0 );
}
return( 1 );
}
......@@ -2,7 +2,7 @@
* libioRIFF.c : AVI file Stream input module for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: libioRIFF.c,v 1.4 2002/05/04 16:51:05 fenrir Exp $
* $Id: libioRIFF.c,v 1.5 2002/05/05 17:20:49 fenrir Exp $
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
......@@ -128,7 +128,6 @@ static riffchunk_t * RIFF_ReadChunk(input_thread_t * p_input)
if((p_riff = malloc( sizeof(riffchunk_t))) == NULL)
{
intf_ErrMsg("input error: not enough memory (ioriff)" );
return NULL;
}
......@@ -139,7 +138,6 @@ static riffchunk_t * RIFF_ReadChunk(input_thread_t * p_input)
count=input_Peek( p_input, &p_peek, 12 );
if( count < 8 )
{
intf_ErrMsg( "input error: cannot peek() (ioriff)" );
free(p_riff);
return NULL;
}
......@@ -171,7 +169,6 @@ static int RIFF_NextChunk( input_thread_t * p_input,riffchunk_t *p_rifffather)
if( ( p_riff = RIFF_ReadChunk( p_input ) ) == NULL )
{
intf_ErrMsg( "ioriff: cannot read chunk." );
return( -1 );
}
i_len = p_riff->i_size;
......@@ -181,9 +178,8 @@ static int RIFF_NextChunk( input_thread_t * p_input,riffchunk_t *p_rifffather)
{
i_lenfather=p_rifffather->i_size;
if ( i_lenfather%2 !=0 ) {i_lenfather++;}
if ( p_rifffather->i_pos + i_lenfather <= p_riff->i_pos + i_len )
if ( p_rifffather->i_pos + i_lenfather <= p_riff->i_pos + i_len + 8 )
{
intf_ErrMsg( "ioriff: next chunk out of bound" );
free( p_riff );
return( 1 ); /* pas dans nos frontiere */
}
......@@ -191,7 +187,6 @@ static int RIFF_NextChunk( input_thread_t * p_input,riffchunk_t *p_rifffather)
if ( __RIFF_SkipBytes( p_input,i_len + 8 ) != 0 )
{
free( p_riff );
intf_ErrMsg( "input error: cannot go to the next chunk (ioriff)." );
return( -1 );
}
free( p_riff );
......@@ -205,7 +200,6 @@ static int RIFF_DescendChunk(input_thread_t * p_input)
{
if ( __RIFF_SkipBytes(p_input,12) != 0)
{
intf_ErrMsg( "input error: cannot go into chunk." );
return ( -1 );
}
return( 0 );
......@@ -229,7 +223,6 @@ static int RIFF_AscendChunk(input_thread_t * p_input ,riffchunk_t *p_rifffather)
if (( __RIFF_SkipBytes(p_input,i_skip)) != 0)
{
intf_ErrMsg( "ioriff: cannot exit from subchunk.");
return( -1 );
}
return( 0 );
......@@ -280,7 +273,6 @@ static int RIFF_LoadChunkData(input_thread_t * p_input,riffchunk_t *p_riff )
RIFF_GoToChunkData(p_input);
if ( input_SplitBuffer( p_input, &p_riff->p_data, p_riff->i_size ) != p_riff->i_size )
{
intf_ErrMsg( "ioriff: cannot read enough data " );
return ( -1 );
}
if ( p_riff->i_size%2 != 0)
......@@ -388,7 +380,6 @@ static int RIFF_TestFileHeader( input_thread_t * p_input, riffchunk_t ** pp_ri
if( *pp_riff == NULL )
{
intf_ErrMsg( "input error: cannot retrieve header" );
return( -1 );
}
if( (*pp_riff)->i_id != FOURCC_RIFF )
......
......@@ -2,7 +2,7 @@
* ffmpeg.c: video decoder using ffmpeg library
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
* $Id: ffmpeg.c,v 1.3 2002/04/27 16:13:23 fenrir Exp $
* $Id: ffmpeg.c,v 1.4 2002/05/05 17:20:49 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -234,7 +234,8 @@ static void __PACKET_NEXT( videodec_thread_t *p_vdec )
p_vdec->p_data->p_payload_start;
}
} while( p_vdec->i_data_size <= 0 );
} while( ( p_vdec->i_data_size <= 0 )
||( p_vdec->p_data->b_discard_payload ) );
}
static void __PACKET_FILL( videodec_thread_t *p_vdec )
......
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