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Commit 0d558bdf authored by Laurent Aimar's avatar Laurent Aimar
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* sub.c : begun clean up

parent 211ab3ef
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Showing with 83 additions and 81 deletions
modules/demux/util/sub.c
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......@@ -2,7 +2,7 @@
* sub.c
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
* $Id: sub.c,v 1.4 2003/02/08 19:10:21 massiot Exp $
* $Id: sub.c,v 1.5 2003/02/09 13:25:42 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -10,7 +10,7 @@
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
......@@ -39,7 +39,7 @@
static int Open ( vlc_object_t *p_this );
static int sub_open ( subtitle_demux_t *p_sub,
static int sub_open ( subtitle_demux_t *p_sub,
input_thread_t *p_input,
char *psz_name,
mtime_t i_microsecperframe );
......@@ -72,14 +72,14 @@ vlc_module_begin();
add_category_hint( "subtitle", NULL );
add_string( "sub-file", NULL, NULL,
"subtitle file name", "subtitle file name" );
add_float( "sub-fps", 0.0, NULL,
add_float( "sub-fps", 0.0, NULL,
"override frames per second",
SUB_FPS_LONGTEXT );
add_integer( "sub-delay", 0, NULL,
"delay subtitles (in 1/10s)",
"delay subtitles (in 1/10s)",
"delay subtitles (in 1/10s)" );
add_string_from_list( "sub-type", NULL, ppsz_sub_type, NULL,
"subtitle type",
"subtitle type",
SUB_TYPE_LONGTEXT );
set_callbacks( Open, NULL );
vlc_module_end();
......@@ -95,7 +95,7 @@ static int Open ( vlc_object_t *p_this )
p_sub->pf_demux = sub_demux;
p_sub->pf_seek = sub_seek;
p_sub->pf_close = sub_close;
return VLC_SUCCESS;
}
#define MAX_TRY 256
......@@ -103,7 +103,7 @@ static int Open ( vlc_object_t *p_this )
/*****************************************************************************
* sub_open: Open a subtitle file and add subtitle ES
*****************************************************************************/
static int sub_open ( subtitle_demux_t *p_sub,
static int sub_open ( subtitle_demux_t *p_sub,
input_thread_t *p_input,
char *psz_name,
mtime_t i_microsecperframe )
......@@ -115,8 +115,7 @@ static int sub_open ( subtitle_demux_t *p_sub,
int i_sub_type;
int i_max;
int (*pf_read_subtitle)( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_microsecperframe ) = NULL;
p_sub->i_sub_type = SUB_TYPE_UNKNOWN;
p_sub->p_es = NULL;
p_sub->i_subtitles = 0;
......@@ -128,13 +127,17 @@ static int sub_open ( subtitle_demux_t *p_sub,
psz_name = config_GetPsz( p_sub, "sub-file" );
if( !psz_name || !*psz_name )
{
return( -1 );
return VLC_EGENERIC;
}
}
else
{
psz_name = strdup( psz_name );
}
if( config_GetFloat( p_sub, "sub-fps" ) >= 1.0 )
{
i_microsecperframe = (mtime_t)( (float)1000000 /
i_microsecperframe = (mtime_t)( (float)1000000 /
config_GetFloat( p_sub, "sub-fps" ) );
}
else if( i_microsecperframe <= 0 )
......@@ -146,11 +149,13 @@ static int sub_open ( subtitle_demux_t *p_sub,
if( !( p_file = fopen( psz_name, "rb" ) ) )
{
msg_Err( p_sub, "cannot open `%s' subtitle file", psz_name );
free( psz_name );
return VLC_EGENERIC;
}
else
{
msg_Dbg( p_sub, "opened `%s'", psz_name );
free( psz_name );
}
psz_file_type = config_GetPsz( p_sub, "sub-type" );
......@@ -181,7 +186,7 @@ static int sub_open ( subtitle_demux_t *p_sub,
{
i_sub_type = SUB_TYPE_UNKNOWN;
}
/* *** Now try to autodetect subtitle format *** */
if( i_sub_type == SUB_TYPE_UNKNOWN )
{
......@@ -200,15 +205,15 @@ static int sub_open ( subtitle_demux_t *p_sub,
i_sub_type = SUB_TYPE_MICRODVD;
break;
}
else if( sscanf( buffer,
else if( sscanf( buffer,
"%d:%d:%d,%d --> %d:%d:%d,%d",
&i_dummy,&i_dummy,&i_dummy,&i_dummy,
&i_dummy,&i_dummy,&i_dummy,&i_dummy,
&i_dummy,&i_dummy,&i_dummy,&i_dummy ) == 8 )
{
i_sub_type = SUB_TYPE_SUBRIP;
break;
}
else if( sscanf( buffer,
else if( sscanf( buffer,
"!: This is a Sub Station Alpha v%d.x script.",
&i_dummy ) == 1)
{
......@@ -226,8 +231,6 @@ static int sub_open ( subtitle_demux_t *p_sub,
{
i_sub_type = SUB_TYPE_SSA2_4; // could be wrong
}
}
}
......@@ -253,23 +256,23 @@ static int sub_open ( subtitle_demux_t *p_sub,
default:
msg_Err( p_sub, "unknown subtitile file" );
fclose( p_file );
return( -1 );
return VLC_EGENERIC;
}
if( fseek( p_file, 0L, SEEK_SET ) < 0 )
{
msg_Err( p_input, "cannot read file from begining" );
fclose( p_file );
return( -1 );
return VLC_EGENERIC;
}
for( i_max = 0;; )
{
if( p_sub->i_subtitles <= i_max )
{
if( p_sub->i_subtitles >= i_max )
{
i_max += 128;
if( p_sub->subtitle )
{
p_sub->subtitle = realloc( p_sub->subtitle,
p_sub->subtitle = realloc( p_sub->subtitle,
sizeof( subtitle_t ) * i_max );
}
else
......@@ -277,8 +280,8 @@ static int sub_open ( subtitle_demux_t *p_sub,
p_sub->subtitle = malloc( sizeof( subtitle_t ) * i_max );
}
}
if( pf_read_subtitle( p_file,
p_sub->subtitle + p_sub->i_subtitles,
if( pf_read_subtitle( p_file,
p_sub->subtitle + p_sub->i_subtitles,
i_microsecperframe ) < 0 )
{
break;
......@@ -287,14 +290,13 @@ static int sub_open ( subtitle_demux_t *p_sub,
}
msg_Dbg( p_sub, "loaded %d subtitles", p_sub->i_subtitles );
/* *** Close the file *** */
fclose( p_file );
/* *** fix subtitle (order and time) *** */
p_sub->i_subtitle = 0; // will be modified by sub_fix
sub_fix( p_sub );
/* *** add subtitle ES *** */
vlc_mutex_lock( &p_input->stream.stream_lock );
p_sub->p_es = input_AddES( p_input,
......@@ -308,7 +310,7 @@ static int sub_open ( subtitle_demux_t *p_sub,
p_sub->p_es->i_cat = SPU_ES;
p_sub->i_previously_selected = 0;
return( 0 );
return VLC_SUCCESS;
}
/*****************************************************************************
......@@ -321,12 +323,12 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
{
p_sub->i_previously_selected = 1;
p_sub->pf_seek( p_sub, i_maxdate );
return( 0 );
return VLC_SUCCESS;
}
else if( !p_sub->p_es->p_decoder_fifo && p_sub->i_previously_selected )
{
p_sub->i_previously_selected = 0;
return( 0 );
return VLC_SUCCESS;
}
while( p_sub->i_subtitle < p_sub->i_subtitles &&
......@@ -334,11 +336,11 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
{
pes_packet_t *p_pes;
data_packet_t *p_data;
int i_len;
i_len = strlen( p_sub->subtitle[p_sub->i_subtitle].psz_text ) + 1;
if( i_len <= 1 )
{
/* empty subtitle */
......@@ -350,26 +352,26 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
p_sub->i_subtitle++;
continue;
}
if( !( p_data = input_NewPacket( p_sub->p_input->p_method_data,
if( !( p_data = input_NewPacket( p_sub->p_input->p_method_data,
i_len ) ) )
{
input_DeletePES( p_sub->p_input->p_method_data, p_pes );
p_sub->i_subtitle++;
continue;
}
p_pes->i_pts =
input_ClockGetTS( p_sub->p_input,
p_pes->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 ...
/* FIXME kludge ...
* i_dts means end of display...
*/
p_pes->i_dts =
input_ClockGetTS( p_sub->p_input,
p_pes->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);
}
......@@ -378,14 +380,14 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
p_pes->i_dts = 0;
}
p_pes->i_nb_data = 1;
p_pes->p_first =
p_pes->p_first =
p_pes->p_last = p_data;
p_pes->i_pes_size = i_len;
memcpy( p_data->p_payload_start,
p_sub->subtitle[p_sub->i_subtitle].psz_text,
memcpy( p_data->p_payload_start,
p_sub->subtitle[p_sub->i_subtitle].psz_text,
i_len );
if( p_sub->p_es->p_decoder_fifo )
if( p_sub->p_es->p_decoder_fifo && p_pes->i_pts > 0 )
{
input_DecodePES( p_sub->p_es->p_decoder_fifo, p_pes );
......@@ -394,8 +396,7 @@ static int sub_demux( subtitle_demux_t *p_sub, mtime_t i_maxdate )
{
input_DeletePES( p_sub->p_input->p_method_data, p_pes );
}
p_sub->i_subtitle++;
}
return( 0 );
......@@ -459,11 +460,11 @@ static void sub_fix( subtitle_demux_t *p_sub )
p_sub->subtitle[i_index - 1].i_start )
{
subtitle_t sub_xch;
memcpy( &sub_xch,
p_sub->subtitle + i_index - 1,
memcpy( &sub_xch,
p_sub->subtitle + i_index - 1,
sizeof( subtitle_t ) );
memcpy( p_sub->subtitle + i_index - 1,
p_sub->subtitle + i_index,
memcpy( p_sub->subtitle + i_index - 1,
p_sub->subtitle + i_index,
sizeof( subtitle_t ) );
memcpy( p_sub->subtitle + i_index,
&sub_xch,
......@@ -472,8 +473,7 @@ static void sub_fix( subtitle_demux_t *p_sub )
}
}
} while( !i_done );
/* *** and at the end add delay *** */
i_delay = (mtime_t)config_GetInt( p_sub, "sub-delay" ) * 100000;
if( i_delay != 0 )
......@@ -493,7 +493,7 @@ static void sub_fix( subtitle_demux_t *p_sub )
/*****************************************************************************
* Specific Subtitle function
* Specific Subtitle function
*****************************************************************************/
static int sub_MicroDvdRead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_microsecperframe)
{
......@@ -508,15 +508,18 @@ static int sub_MicroDvdRead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_mi
uint32_t i_start;
uint32_t i_stop;
int i;
for( ;; )
{
if( fgets( buffer, MAX_LINE, p_file ) <= 0)
if( fgets( buffer, MAX_LINE, p_file ) <= 0)
{
return( -1 );
}
i_start = 0;
i_stop = 0;
buffer[MAX_LINE] = '\0';
memset( buffer_text, '\0', MAX_LINE );
if( sscanf( buffer, "{%d}{}%[^\r\n]", &i_start, buffer_text ) == 2 ||
sscanf( buffer, "{%d}{%d}%[^\r\n]", &i_start, &i_stop, buffer_text ) == 3)
{
......@@ -524,7 +527,7 @@ static int sub_MicroDvdRead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_mi
}
}
/* replace | by \n */
for( i = 0; i < MAX_LINE; i++ )
for( i = 0; i < strlen( buffer_text ); i++ )
{
if( buffer_text[i] == '|' )
{
......@@ -546,7 +549,7 @@ static int sub_SubRipRead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_micr
* Line2
* ...
* [empty line]
*
*
*/
char buffer[MAX_LINE + 1];
char buffer_text[ 10 * MAX_LINE];
......@@ -566,21 +569,21 @@ static int sub_SubRipRead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_micr
&h1, &m1, &s1, &d1,
&h2, &m2, &s2, &d2 ) == 8 )
{
i_start = ( (mtime_t)h1 * 3600*1000 +
(mtime_t)m1 * 60*1000 +
(mtime_t)s1 * 1000 +
i_start = ( (mtime_t)h1 * 3600*1000 +
(mtime_t)m1 * 60*1000 +
(mtime_t)s1 * 1000 +
(mtime_t)d1 ) * 1000;
i_stop = ( (mtime_t)h2 * 3600*1000 +
(mtime_t)m2 * 60*1000 +
(mtime_t)s2 * 1000 +
i_stop = ( (mtime_t)h2 * 3600*1000 +
(mtime_t)m2 * 60*1000 +
(mtime_t)s2 * 1000 +
(mtime_t)d2 ) * 1000;
/* Now read text until an empty line */
for( i_buffer_text = 0;; )
{
int i_len;
if( fgets( buffer, MAX_LINE, p_file ) <= 0)
if( fgets( buffer, MAX_LINE, p_file ) <= 0 )
{
return( -1 );
}
......@@ -611,7 +614,6 @@ static int sub_SubRipRead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_micr
}
}
}
}
......@@ -624,37 +626,37 @@ static int sub_SSARead( FILE *p_file, subtitle_t *p_subtitle, mtime_t i_microse
mtime_t i_stop;
int i_comma;
int i_text;
for( ;; )
{
int h1, m1, s1, c1, h2, m2, s2, c2;
int i_dummy;
if( fgets( buffer, MAX_LINE, p_file ) <= 0)
if( fgets( buffer, MAX_LINE, p_file ) <= 0 )
{
return( -1 );
}
if( sscanf( buffer,
if( sscanf( buffer,
"Dialogue: Marked=%d,%d:%d:%d.%d,%d:%d:%d.%d,%[^\r\n]",
&i_dummy,
&i_dummy,
&h1, &m1, &s1, &c1,
&h2, &m2, &s2, &c2,
buffer_text ) == 10 )
{
i_start = ( (mtime_t)h1 * 3600*1000 +
(mtime_t)m1 * 60*1000 +
(mtime_t)s1 * 1000 +
i_start = ( (mtime_t)h1 * 3600*1000 +
(mtime_t)m1 * 60*1000 +
(mtime_t)s1 * 1000 +
(mtime_t)c1 * 10 ) * 1000;
i_stop = ( (mtime_t)h2 * 3600*1000 +
(mtime_t)m2 * 60*1000 +
(mtime_t)s2 * 1000 +
i_stop = ( (mtime_t)h2 * 3600*1000 +
(mtime_t)m2 * 60*1000 +
(mtime_t)s2 * 1000 +
(mtime_t)c2 * 10 ) * 1000;
p_buffer_text = buffer_text;
i_comma = 3;
while( i_comma < i_comma_count &&
while( i_comma < i_comma_count &&
*p_buffer_text != '\0' )
{
{
if( *p_buffer_text == ',' )
{
i_comma++;
......
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