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Commit 6c8e7167 authored by Laurent Aimar's avatar Laurent Aimar
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* sub: clean/fix. it begins to work.

parent 77a7ebc2
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modules/demux/util/sub.c
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......@@ -2,7 +2,7 @@
* sub.c: subtitle demux for external subtitle files
*****************************************************************************
* Copyright (C) 1999-2004 VideoLAN
* $Id: sub.c,v 1.47 2004/01/27 12:22:41 fenrir Exp $
* $Id: sub.c,v 1.48 2004/01/27 12:46:46 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Derk-Jan Hartman <hartman at videolan dot org>
......@@ -212,7 +212,7 @@ static int sub_Vplayer ( subtitle_demux_t *p_sub, text_t *txt, subtitle_t *
static int sub_Sami ( subtitle_demux_t *p_sub, text_t *txt, subtitle_t *p_subtitle, mtime_t i_microsecperframe );
static int sub_VobSub ( subtitle_demux_t *p_sub, text_t *txt, subtitle_t *p_subtitle, mtime_t i_microsecperframe );
static int DemuxVobSub ( subtitle_demux_t *p_sub, uint8_t *pkt, int i_pkt );
static int DemuxVobSub ( subtitle_demux_t *, block_t * );
static struct
{
......@@ -512,78 +512,45 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
p_sub->i_previously_selected = 0;
return VLC_SUCCESS;
}
if( p_sub->i_sub_type == SUB_TYPE_VOBSUB )
{
off_t filepos = (off_t)p_sub->subtitle[p_sub->i_subtitle].i_vobsub_location;
if( fseeko( p_sub->p_vobsub_file, filepos, SEEK_SET ) )
{
msg_Dbg( p_sub, "Could not seek to vobsublocation: %d", (int)filepos);
}
}
while( p_sub->i_subtitle < p_sub->i_subtitles &&
p_sub->subtitle[p_sub->i_subtitle].i_start < i_maxdate )
if( p_sub->i_sub_type != SUB_TYPE_VOBSUB )
{
block_t *p_block;
uint8_t packet[DVD_VIDEO_LB_LEN];
int i_len = 0;
if( p_sub->i_sub_type != SUB_TYPE_VOBSUB )
while( p_sub->i_subtitle < p_sub->i_subtitles &&
p_sub->subtitle[p_sub->i_subtitle].i_start < i_maxdate )
{
i_len = strlen( p_sub->subtitle[p_sub->i_subtitle].psz_text ) + 1;
block_t *p_block;
int i_len = strlen( p_sub->subtitle[p_sub->i_subtitle].psz_text ) + 1;
if( i_len <= 1 )
{
/* empty subtitle */
p_sub->i_subtitle++;
continue;
}
}
else
{
int i_err = fread( packet, DVD_VIDEO_LB_LEN, 1, p_sub->p_vobsub_file );
if( i_err < 1 )
if( ( p_block = block_New( p_sub->p_input, i_len ) ) == NULL )
{
msg_Dbg( p_sub, "could not read vobsub at location: %i", p_sub->subtitle[p_sub->i_subtitle].i_vobsub_location);
p_sub->i_subtitle++;
continue;
}
i_len = ps_pkt_size( packet, DVD_VIDEO_LB_LEN );
if( fseeko( p_sub->p_vobsub_file, i_len, SEEK_CUR ) )
{
msg_Dbg( p_sub, "could not seek to next vobsublocation" );
}
}
if( !( p_block = block_New( p_sub->p_input, i_len ) ) )
{
p_sub->i_subtitle++;
continue;
}
p_block->i_pts =
input_ClockGetTS( p_sub->p_input,
p_sub->p_input->stream.p_selected_program,
p_sub->subtitle[p_sub->i_subtitle].i_start*9/100);
if( p_sub->subtitle[p_sub->i_subtitle].i_stop > 0 )
{
/* FIXME kludge ...
* i_dts means end of display...
*/
p_block->i_dts =
/* XXX we should convert all demuxers to use es_out_Control to set pcr and
* then remove that */
p_block->i_pts =
input_ClockGetTS( p_sub->p_input,
p_sub->p_input->stream.p_selected_program,
p_sub->subtitle[p_sub->i_subtitle].i_stop *9/100);
}
else
{
p_sub->p_input->stream.p_selected_program,
p_sub->subtitle[p_sub->i_subtitle].i_start*9/100);
p_block->i_dts = 0;
}
if( p_sub->subtitle[p_sub->i_subtitle].i_stop > 0 )
{
/* FIXME kludge i_dts means end of display... */
p_block->i_dts =
input_ClockGetTS( p_sub->p_input,
p_sub->p_input->stream.p_selected_program,
p_sub->subtitle[p_sub->i_subtitle].i_stop *9/100);
}
if( p_sub->i_sub_type != SUB_TYPE_VOBSUB )
{
memcpy( p_block->p_buffer,
p_sub->subtitle[p_sub->i_subtitle].psz_text, i_len );
memcpy( p_block->p_buffer, p_sub->subtitle[p_sub->i_subtitle].psz_text, i_len );
if( p_block->i_pts > 0 )
{
......@@ -595,14 +562,56 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
}
p_sub->i_subtitle++;
}
else if( i_len > 1 )
{
memcpy( p_block->p_buffer, packet, i_len );
DemuxVobSub( p_sub, packet, i_len );
}
else
}
else
{
while( p_sub->i_subtitle < p_sub->i_subtitles &&
p_sub->subtitle[p_sub->i_subtitle].i_start < i_maxdate )
{
block_Release( p_block );
int i_pos = p_sub->subtitle[p_sub->i_subtitle].i_vobsub_location;
block_t *p_block;
int i_size = 0;
/* first compute SPU size */
if( p_sub->i_subtitle + 1 < p_sub->i_subtitles )
{
i_size = p_sub->subtitle[p_sub->i_subtitle+1].i_vobsub_location - i_pos;
}
if( i_size <= 0 ) i_size = 65535; /* Invalid or EOF */
/* Seek at the right place (could be avoid if sub_seek is fixed to do his job) */
if( fseek( p_sub->p_vobsub_file, i_pos, SEEK_CUR ) )
{
msg_Warn( p_sub, "cannot seek at right vobsub location %d", i_pos );
p_sub->i_subtitle++;
continue;
}
/* allocate a packet */
if( ( p_block = block_New( p_sub, i_size ) ) == NULL )
{
p_sub->i_subtitle++;
continue;
}
/* read data */
p_block->i_buffer = fread( p_block->p_buffer, 1, i_size, p_sub->p_vobsub_file );
if( p_block->i_buffer <= 6 )
{
block_Release( p_block );
p_sub->i_subtitle++;
continue;
}
/* pts */
p_block->i_pts =
input_ClockGetTS( p_sub->p_input,
p_sub->p_input->stream.p_selected_program,
p_sub->subtitle[p_sub->i_subtitle].i_start*9/100);
/* demux this block */
DemuxVobSub( p_sub, p_block );
p_sub->i_subtitle++;
}
}
......@@ -1119,16 +1128,17 @@ static int sub_VobSub( subtitle_demux_t *p_sub, text_t *txt, subtitle_t *p_subt
return( 0 );
}
static int DemuxVobSub( subtitle_demux_t *p_demux, uint8_t *pkt, int i_pkt )
static int DemuxVobSub( subtitle_demux_t *p_demux, block_t *p_bk )
{
uint8_t *p = pkt;
uint8_t *p = p_bk->p_buffer;
uint8_t *p_end = &p_bk->p_buffer[p_bk->i_buffer];
while( p < &pkt[i_pkt] )
while( p < p_end )
{
int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
int i_size = ps_pkt_size( p, p_end - p );
block_t *p_pkt;
int i_id;
int i_spu;
int i_id;
int i_spu;
if( i_size <= 0 )
{
......@@ -1164,7 +1174,10 @@ static int DemuxVobSub( subtitle_demux_t *p_demux, uint8_t *pkt, int i_pkt )
if( p_demux->p_es )
{
p_pkt->i_pts = p_bk->i_pts;
es_out_Send( p_demux->p_input->p_es_out, p_demux->p_es, p_pkt );
p_bk->i_pts = 0; /* only first packet has a pts */
}
}
......
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