2005-03-08 14:53:36 +01:00
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/*****************************************************************************
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* voc.c : Creative Voice File (.VOC) demux module for vlc
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*****************************************************************************
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2006-04-29 15:30:10 +02:00
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* Copyright (C) 2005 Rémi Denis-Courmont
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2005-03-09 12:54:36 +01:00
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* $Id$
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2005-03-08 14:53:36 +01:00
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*
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2006-03-30 15:57:58 +02:00
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* Authors: Rémi Denis-Courmont <rem # videolan.org>
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2005-03-08 14:53:36 +01:00
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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2006-01-13 00:10:04 +01:00
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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2005-03-08 14:53:36 +01:00
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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2008-01-23 22:50:58 +01:00
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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2008-05-31 20:49:57 +02:00
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#include <vlc_common.h>
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2008-05-08 17:30:33 +02:00
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#include <vlc_plugin.h>
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2006-11-26 15:20:34 +01:00
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#include <vlc_demux.h>
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#include <vlc_aout.h>
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2005-03-08 14:53:36 +01:00
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2006-11-26 15:20:34 +01:00
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#include <vlc_codecs.h>
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2005-03-08 14:53:36 +01:00
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/*****************************************************************************
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* Module descriptor
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*****************************************************************************/
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static int Open ( vlc_object_t * );
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static void Close( vlc_object_t * );
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vlc_module_begin();
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2008-05-21 19:19:25 +02:00
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set_description( N_("VOC demuxer") );
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2005-03-08 14:53:36 +01:00
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set_category( CAT_INPUT );
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set_subcategory( SUBCAT_INPUT_DEMUX );
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2008-04-14 00:20:09 +02:00
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set_capability( "demux", 10 );
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2005-03-08 14:53:36 +01:00
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set_callbacks( Open, Close );
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vlc_module_end();
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/*****************************************************************************
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* Local prototypes
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*****************************************************************************/
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static int Demux ( demux_t * );
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static int Control( demux_t *, int i_query, va_list args );
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struct demux_sys_t
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{
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es_format_t fmt;
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es_out_id_t *p_es;
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2005-04-15 23:56:14 +02:00
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int64_t i_block_start;
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int64_t i_block_end;
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2005-03-10 12:00:41 +01:00
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int64_t i_loop_offset;
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unsigned i_loop_count;
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unsigned i_silence_countdown;
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2005-03-08 14:53:36 +01:00
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date_t pts;
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};
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static const char ct_header[] = "Creative Voice File\x1a";
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/*****************************************************************************
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* Open: check file and initializes structures
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*****************************************************************************/
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static int Open( vlc_object_t * p_this )
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{
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demux_t *p_demux = (demux_t*)p_this;
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demux_sys_t *p_sys;
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2007-08-21 18:41:29 +02:00
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const uint8_t *p_buf;
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2005-03-08 14:53:36 +01:00
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uint16_t i_data_offset, i_version;
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if( stream_Peek( p_demux->s, &p_buf, 26 ) < 26 )
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return VLC_EGENERIC;
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if( memcmp( p_buf, ct_header, 20 ) )
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return VLC_EGENERIC;
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p_buf += 20;
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i_data_offset = GetWLE( p_buf );
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if ( i_data_offset < 26 /* not enough room for full VOC header */ )
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return VLC_EGENERIC;
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p_buf += 2;
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i_version = GetWLE( p_buf );
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if( ( i_version != 0x10A ) && ( i_version != 0x114 ) )
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return VLC_EGENERIC; /* unknown VOC version */
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p_buf += 2;
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if( GetWLE( p_buf ) != (uint16_t)(0x1234 + ~i_version) )
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return VLC_EGENERIC;
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/* We have a valid VOC header */
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msg_Dbg( p_demux, "CT Voice file v%d.%d", i_version >> 8,
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i_version & 0xff );
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/* skip VOC header */
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if( stream_Read( p_demux->s, NULL, i_data_offset ) < i_data_offset )
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return VLC_EGENERIC;
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p_demux->pf_demux = Demux;
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p_demux->pf_control = Control;
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p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
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2005-03-09 12:54:36 +01:00
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if( p_sys == NULL )
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return VLC_ENOMEM;
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2005-04-15 23:56:14 +02:00
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p_sys->i_silence_countdown = p_sys->i_block_start = p_sys->i_block_end =
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2005-03-10 12:00:41 +01:00
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p_sys->i_loop_count = 0;
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2005-03-09 12:54:36 +01:00
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p_sys->p_es = NULL;
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date_Init( &p_sys->pts, 1, 1 );
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date_Set( &p_sys->pts, 1 );
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2005-03-10 12:19:29 +01:00
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es_format_Init( &p_sys->fmt, AUDIO_ES, 0 );
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2005-03-09 12:54:36 +01:00
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return VLC_SUCCESS;
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}
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2005-03-08 14:53:36 +01:00
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2005-03-09 12:54:36 +01:00
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static int fmtcmp( es_format_t *ofmt, es_format_t *nfmt )
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{
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return (ofmt->audio.i_bitspersample != nfmt->audio.i_bitspersample)
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|| (ofmt->audio.i_rate != nfmt->audio.i_rate)
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|| (ofmt->audio.i_channels != nfmt->audio.i_channels);
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}
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2005-06-21 19:44:06 +02:00
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/*
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* Converts old-style VOC sample rates to commonly used ones
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* so as not to confuse sound card drivers.
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* (I assume 16k, 24k and 32k are never found in .VOC files)
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*/
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static unsigned int fix_voc_sr( unsigned int sr )
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{
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switch( sr )
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{
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/*case 8000:
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return 8000;*/
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case 11111:
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return 11025;
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case 22222:
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return 22050;
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case 44444:
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return 44100;
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}
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return sr;
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}
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2005-03-09 12:54:36 +01:00
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static int ReadBlockHeader( demux_t *p_demux )
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{
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es_format_t new_fmt;
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uint8_t buf[8];
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int32_t i_block_size;
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demux_sys_t *p_sys = p_demux->p_sys;
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if( stream_Read( p_demux->s, buf, 4 ) < 4 )
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return VLC_EGENERIC; /* EOF */
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i_block_size = GetDWLE( buf ) >> 8;
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msg_Dbg( p_demux, "new block: type: %u, size: %u",
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(unsigned)*buf, i_block_size );
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es_format_Init( &new_fmt, AUDIO_ES, 0 );
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2005-03-08 14:53:36 +01:00
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switch( *buf )
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{
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2005-03-10 12:00:41 +01:00
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case 0: /* not possible : caught with earlier stream_Read */
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goto corrupt;
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2005-03-08 14:53:36 +01:00
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case 1:
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2005-03-09 12:54:36 +01:00
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if( i_block_size < 2 )
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2005-03-10 12:00:41 +01:00
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goto corrupt;
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2005-03-09 12:54:36 +01:00
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i_block_size -= 2;
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2005-03-08 14:53:36 +01:00
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if( stream_Read( p_demux->s, buf, 2 ) < 2 )
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2005-03-10 12:00:41 +01:00
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goto corrupt;
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2005-03-08 14:53:36 +01:00
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if( buf[1] )
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{
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2006-03-18 03:06:16 +01:00
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msg_Err( p_demux, "unsupported compression" );
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2005-03-09 12:54:36 +01:00
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return VLC_EGENERIC;
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2005-03-08 14:53:36 +01:00
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}
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2005-03-09 12:54:36 +01:00
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new_fmt.i_codec = VLC_FOURCC('u','8',' ',' ');
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2005-06-21 19:44:06 +02:00
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new_fmt.audio.i_rate = fix_voc_sr( 1000000L / (256L - buf[0]) );
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2005-03-09 12:54:36 +01:00
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new_fmt.audio.i_bytes_per_frame = 1;
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new_fmt.audio.i_frame_length = 1;
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new_fmt.audio.i_channels = 1;
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new_fmt.audio.i_blockalign = 1;
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new_fmt.audio.i_bitspersample = 8;
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2005-06-21 19:44:06 +02:00
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new_fmt.i_bitrate = new_fmt.audio.i_rate * 8;
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2005-03-09 12:54:36 +01:00
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break;
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2005-03-10 12:00:41 +01:00
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case 2: /* data block with same format as the previous one */
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if( p_sys->p_es == NULL )
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goto corrupt; /* no previous block! */
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memcpy( &new_fmt, &p_sys->fmt, sizeof( new_fmt ) );
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break;
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case 3: /* silence block */
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if( ( i_block_size != 3 )
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|| ( stream_Read( p_demux->s, buf, 3 ) < 3 ) )
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goto corrupt;
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i_block_size = 0;
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p_sys->i_silence_countdown = GetWLE( buf );
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|
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new_fmt.i_codec = VLC_FOURCC('u','8',' ',' ');
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2005-06-21 19:44:06 +02:00
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new_fmt.audio.i_rate = fix_voc_sr( 1000000L / (256L - buf[0]) );
|
2005-03-10 12:00:41 +01:00
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new_fmt.audio.i_bytes_per_frame = 1;
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|
|
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new_fmt.audio.i_frame_length = 1;
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|
|
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new_fmt.audio.i_channels = 1;
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|
|
|
new_fmt.audio.i_blockalign = 1;
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|
|
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new_fmt.audio.i_bitspersample = 8;
|
2005-06-21 19:44:06 +02:00
|
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new_fmt.i_bitrate = new_fmt.audio.i_rate * 8;
|
2005-03-10 12:00:41 +01:00
|
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break;
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|
|
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case 6: /* repeat block */
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if( ( i_block_size != 2 )
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|| ( stream_Read( p_demux->s, buf, 2 ) < 2 ) )
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goto corrupt;
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2005-03-09 12:54:36 +01:00
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i_block_size = 0;
|
2005-03-10 12:00:41 +01:00
|
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|
p_sys->i_loop_count = GetWLE( buf );
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p_sys->i_loop_offset = stream_Tell( p_demux->s );
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break;
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case 7: /* repeat end block */
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if( i_block_size != 0 )
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goto corrupt;
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|
|
|
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|
|
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if( p_sys->i_loop_count > 0 )
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|
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{
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|
|
|
if( stream_Seek( p_demux->s, p_sys->i_loop_offset ) )
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|
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msg_Warn( p_demux, "cannot loop: seek failed" );
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|
|
|
else
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p_sys->i_loop_count--;
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|
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}
|
2005-03-08 14:53:36 +01:00
|
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break;
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|
2007-09-10 20:56:52 +02:00
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case 8:
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|
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/*
|
2005-07-09 20:54:38 +02:00
|
|
|
* Block 8 is a big kludge to add stereo support to block 1 :
|
|
|
|
* A block of type 8 is always followed by a block of type 1
|
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|
|
* and specifies the number of channels in that 1-block
|
|
|
|
* (normally block 1 are always mono). In practice, block type 9
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|
|
|
* is used for stereo rather than 8
|
|
|
|
*/
|
|
|
|
if( ( i_block_size != 4 )
|
|
|
|
|| ( stream_Read( p_demux->s, buf, 4 ) < 4 ) )
|
|
|
|
goto corrupt;
|
|
|
|
|
|
|
|
if( buf[2] )
|
|
|
|
{
|
2006-03-18 03:06:16 +01:00
|
|
|
msg_Err( p_demux, "unsupported compression" );
|
2005-07-09 20:54:38 +02:00
|
|
|
return VLC_EGENERIC;
|
|
|
|
}
|
|
|
|
|
|
|
|
new_fmt.i_codec = VLC_FOURCC('u','8',' ',' ');
|
|
|
|
new_fmt.audio.i_channels = buf[3] + 1; /* can't be nul */
|
|
|
|
new_fmt.audio.i_rate = 256000000L /
|
|
|
|
((65536L - GetWLE(buf)) * new_fmt.audio.i_channels);
|
|
|
|
new_fmt.audio.i_bytes_per_frame = new_fmt.audio.i_channels;
|
|
|
|
new_fmt.audio.i_frame_length = 1;
|
|
|
|
new_fmt.audio.i_blockalign = new_fmt.audio.i_bytes_per_frame;
|
|
|
|
new_fmt.audio.i_bitspersample = 8 * new_fmt.audio.i_bytes_per_frame;
|
|
|
|
new_fmt.i_bitrate = new_fmt.audio.i_rate * 8;
|
|
|
|
|
|
|
|
/* read subsequent block 1 */
|
|
|
|
if( stream_Read( p_demux->s, buf, 4 ) < 4 )
|
|
|
|
return VLC_EGENERIC; /* EOF */
|
2007-09-10 20:56:52 +02:00
|
|
|
|
2005-07-09 20:54:38 +02:00
|
|
|
i_block_size = GetDWLE( buf ) >> 8;
|
|
|
|
msg_Dbg( p_demux, "new block: type: %u, size: %u",
|
|
|
|
(unsigned)*buf, i_block_size );
|
|
|
|
if( i_block_size < 2 )
|
|
|
|
goto corrupt;
|
|
|
|
i_block_size -= 2;
|
|
|
|
|
|
|
|
if( stream_Read( p_demux->s, buf, 2 ) < 2 )
|
|
|
|
goto corrupt;
|
|
|
|
|
|
|
|
if( buf[1] )
|
|
|
|
{
|
2006-03-18 03:06:16 +01:00
|
|
|
msg_Err( p_demux, "unsupported compression" );
|
2005-07-09 20:54:38 +02:00
|
|
|
return VLC_EGENERIC;
|
|
|
|
}
|
|
|
|
|
|
|
|
break;
|
2005-03-10 12:00:41 +01:00
|
|
|
|
2005-07-09 20:54:38 +02:00
|
|
|
case 9: /* newer data block with channel number and bits resolution */
|
2005-03-09 12:54:36 +01:00
|
|
|
if( i_block_size < 12 )
|
2005-03-10 12:00:41 +01:00
|
|
|
goto corrupt;
|
2005-03-09 12:54:36 +01:00
|
|
|
i_block_size -= 12;
|
2005-03-08 14:53:36 +01:00
|
|
|
|
|
|
|
if( ( stream_Read( p_demux->s, buf, 8 ) < 8 )
|
|
|
|
|| ( stream_Read( p_demux->s, NULL, 4 ) < 4 ) )
|
2005-03-10 12:00:41 +01:00
|
|
|
goto corrupt;
|
2005-03-08 14:53:36 +01:00
|
|
|
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.audio.i_rate = GetDWLE( buf );
|
|
|
|
new_fmt.audio.i_bitspersample = buf[4];
|
|
|
|
new_fmt.audio.i_channels = buf[5];
|
2005-03-08 14:53:36 +01:00
|
|
|
|
|
|
|
switch( GetWLE( &buf[6] ) ) /* format */
|
|
|
|
{
|
|
|
|
case 0x0000: /* PCM */
|
2005-03-09 12:54:36 +01:00
|
|
|
switch( new_fmt.audio.i_bitspersample )
|
2005-03-08 14:53:36 +01:00
|
|
|
{
|
|
|
|
case 8:
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.i_codec = VLC_FOURCC('u','8',' ',' ');
|
2005-03-08 14:53:36 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
case 16:
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.i_codec = VLC_FOURCC('u','1','6','l');
|
2005-03-08 14:53:36 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
2006-03-18 03:06:16 +01:00
|
|
|
msg_Err( p_demux, "unsupported bit res.: %u bits",
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.audio.i_bitspersample );
|
2005-03-08 14:53:36 +01:00
|
|
|
return VLC_EGENERIC;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 0x0004: /* signed */
|
2005-03-09 12:54:36 +01:00
|
|
|
switch( new_fmt.audio.i_bitspersample )
|
2005-03-08 14:53:36 +01:00
|
|
|
{
|
|
|
|
case 8:
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.i_codec = VLC_FOURCC('s','8',' ',' ');
|
2005-03-08 14:53:36 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
case 16:
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.i_codec = VLC_FOURCC('s','1','6','l');
|
2005-03-08 14:53:36 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
2006-03-18 03:06:16 +01:00
|
|
|
msg_Err( p_demux, "unsupported bit res.: %u bits",
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.audio.i_bitspersample );
|
2005-03-08 14:53:36 +01:00
|
|
|
return VLC_EGENERIC;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2007-09-10 20:56:52 +02:00
|
|
|
default:
|
2006-03-18 03:06:16 +01:00
|
|
|
msg_Err( p_demux, "unsupported compression" );
|
2005-03-09 12:54:36 +01:00
|
|
|
return VLC_EGENERIC;
|
2005-03-08 14:53:36 +01:00
|
|
|
}
|
|
|
|
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.audio.i_bytes_per_frame = new_fmt.audio.i_channels
|
|
|
|
* (new_fmt.audio.i_bitspersample / 8);
|
|
|
|
new_fmt.audio.i_frame_length = 1;
|
2005-06-21 19:44:06 +02:00
|
|
|
new_fmt.audio.i_blockalign = new_fmt.audio.i_bytes_per_frame;
|
2005-03-09 12:54:36 +01:00
|
|
|
new_fmt.i_bitrate = 8 * new_fmt.audio.i_rate
|
|
|
|
* new_fmt.audio.i_bytes_per_frame;
|
2005-03-08 14:53:36 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
2006-03-18 03:06:16 +01:00
|
|
|
msg_Dbg( p_demux, "unknown block type %u - skipping block",
|
2005-03-10 12:00:41 +01:00
|
|
|
(unsigned)*buf);
|
|
|
|
case 4: /* blocks of non-audio types can be skipped */
|
|
|
|
case 5:
|
|
|
|
if( stream_Read( p_demux->s, NULL, i_block_size ) < i_block_size )
|
|
|
|
goto corrupt;
|
|
|
|
i_block_size = 0;
|
|
|
|
break;
|
2005-03-08 14:53:36 +01:00
|
|
|
}
|
|
|
|
|
2005-04-15 23:56:14 +02:00
|
|
|
p_sys->i_block_start = stream_Tell( p_demux->s );
|
|
|
|
p_sys->i_block_end = p_sys->i_block_start + i_block_size;
|
2005-03-08 14:53:36 +01:00
|
|
|
|
2005-03-10 12:00:41 +01:00
|
|
|
if( i_block_size || p_sys->i_silence_countdown )
|
2005-03-09 12:54:36 +01:00
|
|
|
{
|
|
|
|
/* we've read a block with data in it - update decoder */
|
|
|
|
msg_Dbg( p_demux, "fourcc: %4.4s, channels: %d, "
|
|
|
|
"freq: %d Hz, bitrate: %dKo/s, blockalign: %d, "
|
|
|
|
"bits/samples: %d", (char *)&new_fmt.i_codec,
|
|
|
|
new_fmt.audio.i_channels, new_fmt.audio.i_rate,
|
|
|
|
new_fmt.i_bitrate / 8192, new_fmt.audio.i_blockalign,
|
|
|
|
new_fmt.audio.i_bitspersample );
|
|
|
|
|
|
|
|
if( ( p_sys->p_es != NULL ) && fmtcmp( &p_sys->fmt, &new_fmt ) )
|
|
|
|
{
|
|
|
|
msg_Dbg( p_demux, "codec change needed" );
|
|
|
|
es_out_Del( p_demux->out, p_sys->p_es );
|
|
|
|
p_sys->p_es = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if( p_sys->p_es == NULL )
|
|
|
|
{
|
|
|
|
memcpy( &p_sys->fmt, &new_fmt, sizeof( p_sys->fmt ) );
|
|
|
|
date_Change( &p_sys->pts, p_sys->fmt.audio.i_rate, 1 );
|
|
|
|
p_sys->p_es = es_out_Add( p_demux->out, &p_sys->fmt );
|
|
|
|
}
|
|
|
|
}
|
2005-03-08 14:53:36 +01:00
|
|
|
|
|
|
|
return VLC_SUCCESS;
|
2005-03-10 12:00:41 +01:00
|
|
|
|
|
|
|
corrupt:
|
|
|
|
msg_Err( p_demux, "corrupted file - halting demux" );
|
|
|
|
return VLC_EGENERIC;
|
2005-03-08 14:53:36 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
|
|
* Demux: read packet and send them to decoders
|
|
|
|
*****************************************************************************
|
|
|
|
* Returns -1 in case of error, 0 in case of EOF, 1 otherwise
|
|
|
|
*****************************************************************************/
|
2005-06-25 09:45:57 +02:00
|
|
|
#define SAMPLES_BUFFER 1000
|
2005-03-08 14:53:36 +01:00
|
|
|
static int Demux( demux_t *p_demux )
|
|
|
|
{
|
|
|
|
demux_sys_t *p_sys = p_demux->p_sys;
|
|
|
|
block_t *p_block;
|
2005-04-15 23:56:14 +02:00
|
|
|
int64_t i_offset, i;
|
|
|
|
|
|
|
|
i_offset = stream_Tell( p_demux->s );
|
|
|
|
|
|
|
|
while( ( i_offset >= p_sys->i_block_end )
|
|
|
|
&& ( p_sys->i_silence_countdown == 0 ) )
|
|
|
|
if( ReadBlockHeader( p_demux ) != VLC_SUCCESS )
|
|
|
|
return 0;
|
2005-03-08 14:53:36 +01:00
|
|
|
|
2005-03-10 12:00:41 +01:00
|
|
|
if( p_sys->i_silence_countdown == 0 )
|
|
|
|
{
|
2005-04-15 23:56:14 +02:00
|
|
|
i = ( p_sys->i_block_end - i_offset )
|
|
|
|
/ p_sys->fmt.audio.i_bytes_per_frame;
|
2005-06-25 09:45:57 +02:00
|
|
|
if( i > SAMPLES_BUFFER )
|
|
|
|
i = SAMPLES_BUFFER;
|
2005-03-08 14:53:36 +01:00
|
|
|
|
2005-03-10 12:00:41 +01:00
|
|
|
p_block = stream_Block( p_demux->s,
|
2005-04-15 23:56:14 +02:00
|
|
|
p_sys->fmt.audio.i_bytes_per_frame * i );
|
2005-03-10 12:00:41 +01:00
|
|
|
if( p_block == NULL )
|
|
|
|
{
|
|
|
|
msg_Warn( p_demux, "cannot read data" );
|
2005-03-09 12:54:36 +01:00
|
|
|
return 0;
|
2005-03-10 12:00:41 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{ /* emulates silence from the stream */
|
2005-04-15 23:56:14 +02:00
|
|
|
i = p_sys->i_silence_countdown;
|
2005-06-25 09:45:57 +02:00
|
|
|
if( i > SAMPLES_BUFFER )
|
|
|
|
i = SAMPLES_BUFFER;
|
2005-04-15 23:56:14 +02:00
|
|
|
|
|
|
|
p_block = block_New( p_demux, i );
|
2005-03-10 12:00:41 +01:00
|
|
|
if( p_block == NULL )
|
|
|
|
return VLC_ENOMEM;
|
|
|
|
|
2005-04-15 23:56:14 +02:00
|
|
|
memset( p_block->p_buffer, 0, i );
|
|
|
|
p_sys->i_silence_countdown -= i;
|
2005-03-08 14:53:36 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
p_block->i_dts = p_block->i_pts =
|
2005-04-15 23:56:14 +02:00
|
|
|
date_Increment( &p_sys->pts, p_sys->fmt.audio.i_frame_length * i );
|
2005-03-08 14:53:36 +01:00
|
|
|
|
|
|
|
es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_block->i_pts );
|
|
|
|
|
|
|
|
es_out_Send( p_demux->out, p_sys->p_es, p_block );
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
|
|
* Close: frees unused data
|
|
|
|
*****************************************************************************/
|
|
|
|
static void Close ( vlc_object_t * p_this )
|
|
|
|
{
|
|
|
|
demux_sys_t *p_sys = ((demux_t *)p_this)->p_sys;
|
|
|
|
|
|
|
|
free( p_sys );
|
|
|
|
}
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
|
|
* Control:
|
|
|
|
*****************************************************************************/
|
|
|
|
static int Control( demux_t *p_demux, int i_query, va_list args )
|
|
|
|
{
|
|
|
|
demux_sys_t *p_sys = p_demux->p_sys;
|
|
|
|
|
2008-04-14 00:20:09 +02:00
|
|
|
return demux_vaControlHelper( p_demux->s, p_sys->i_block_start,
|
2005-04-15 23:56:14 +02:00
|
|
|
p_sys->i_block_end,
|
2005-03-09 10:03:32 +01:00
|
|
|
p_sys->fmt.i_bitrate,
|
2005-03-08 14:53:36 +01:00
|
|
|
p_sys->fmt.audio.i_blockalign,
|
|
|
|
i_query, args );
|
|
|
|
}
|