* ps.c: MPEG PS (ISO/IEC 13818-1) / MPEG SYSTEM (ISO/IEC 1172-1)
* multiplexer module for vlc
*****************************************************************************
- * Copyright (C) 2001, 2002 VideoLAN (Centrale Réseaux) and its contributors
+ * Copyright (C) 2001, 2002 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
* Gildas Bazin <gbazin@videolan.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h>
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/sout.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_sout.h>
+#include <vlc_block.h>
-#include "codecs.h"
#include "bits.h"
#include "pes.h"
-#include "iso_lang.h"
+#include <vlc_iso_lang.h>
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define DTS_TEXT N_("DTS delay (ms)")
-#define DTS_LONGTEXT N_("This option will delay the DTS (decoding time " \
+#define DTS_LONGTEXT N_("Delay the DTS (decoding time " \
"stamps) and PTS (presentation timestamps) of the data in the " \
"stream, compared to the SCRs. This allows for some buffering inside " \
"the client decoder.")
#define PES_SIZE_TEXT N_("PES maximum size")
-#define PES_SIZE_LONGTEXT N_("This option will set the maximum allowed PES "\
- "size when producing the MPEG PS stream.")
+#define PES_SIZE_LONGTEXT N_("Set the maximum allowed PES "\
+ "size when producing the MPEG PS streams.")
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
#define SOUT_CFG_PREFIX "sout-ps-"
-vlc_module_begin();
- set_description( _("PS muxer") );
- set_shortname( "MPEG-PS" );
- set_category( CAT_SOUT );
- set_subcategory( SUBCAT_SOUT_MUX );
- set_capability( "sout mux", 50 );
- add_shortcut( "ps" );
- add_shortcut( "mpeg1" );
- add_shortcut( "dvd" );
- set_callbacks( Open, Close );
-
- add_integer( SOUT_CFG_PREFIX "dts-delay", 200, NULL, DTS_TEXT,
- DTS_LONGTEXT, VLC_TRUE );
- add_integer( SOUT_CFG_PREFIX "pes-max-size", PES_PAYLOAD_SIZE_MAX, NULL,
- PES_SIZE_TEXT, PES_SIZE_LONGTEXT, VLC_TRUE );
-vlc_module_end();
+vlc_module_begin ()
+ set_description( N_("PS muxer") )
+ set_shortname( "MPEG-PS" )
+ set_category( CAT_SOUT )
+ set_subcategory( SUBCAT_SOUT_MUX )
+ set_capability( "sout mux", 50 )
+ add_shortcut( "ps", "mpeg1", "dvd" )
+ set_callbacks( Open, Close )
+
+ add_integer( SOUT_CFG_PREFIX "dts-delay", 200, DTS_TEXT,
+ DTS_LONGTEXT, true )
+ add_integer( SOUT_CFG_PREFIX "pes-max-size", PES_PAYLOAD_SIZE_MAX,
+ PES_SIZE_TEXT, PES_SIZE_LONGTEXT, true )
+vlc_module_end ()
/*****************************************************************************
* Exported prototypes
*****************************************************************************/
static int Control ( sout_mux_t *, int, va_list );
static int AddStream( sout_mux_t *, sout_input_t * );
-static int DelStream( sout_mux_t *, sout_input_t * );
+static void DelStream( sout_mux_t *, sout_input_t * );
static int Mux ( sout_mux_t * );
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static int MuxGetStream ( sout_mux_t *, int *, mtime_t * );
static void MuxWritePackHeader ( sout_mux_t *, block_t **, mtime_t );
static void MuxWriteSystemHeader( sout_mux_t *, block_t **, mtime_t );
static void MuxWritePSM ( sout_mux_t *, block_t **, mtime_t );
-static void StreamIdInit ( vlc_bool_t *id, int i_range );
-static int StreamIdGet ( vlc_bool_t *id, int i_id_min, int i_id_max );
-static void StreamIdRelease ( vlc_bool_t *id, int i_id_min, int i_id );
+static void StreamIdInit ( bool *id, int i_range );
+static int StreamIdGet ( bool *id, int i_id_min, int i_id_max );
+static void StreamIdRelease ( bool *id, int i_id_min, int i_id );
typedef struct ps_stream_s
{
struct sout_mux_sys_t
{
/* Which id are unused */
- vlc_bool_t stream_id_mpga[16]; /* 0xc0 -> 0xcf */
- vlc_bool_t stream_id_mpgv[16]; /* 0xe0 -> 0xef */
- vlc_bool_t stream_id_a52[8]; /* 0x80 -> 0x87 <- FIXME I'm not sure */
- vlc_bool_t stream_id_spu[32]; /* 0x20 -> 0x3f */
- vlc_bool_t stream_id_dts[8]; /* 0x88 -> 0x8f */
- vlc_bool_t stream_id_lpcm[16]; /* 0xa0 -> 0xaf */
+ bool stream_id_mpga[16]; /* 0xc0 -> 0xcf */
+ bool stream_id_mpgv[16]; /* 0xe0 -> 0xef */
+ bool stream_id_a52[8]; /* 0x80 -> 0x87 <- FIXME I'm not sure */
+ bool stream_id_spu[32]; /* 0x20 -> 0x3f */
+ bool stream_id_dts[8]; /* 0x88 -> 0x8f */
+ bool stream_id_lpcm[16]; /* 0xa0 -> 0xaf */
int i_audio_bound;
int i_video_bound;
int i_system_header;
int i_dts_delay;
int i_rate_bound; /* units of 50 bytes/second */
-
+
int64_t i_instant_bitrate;
int64_t i_instant_size;
int64_t i_instant_dts;
- vlc_bool_t b_mpeg2;
+ bool b_mpeg2;
int i_pes_max_size;
uint32_t crc32_table[256];
};
-static const char *ppsz_sout_options[] = {
+static const char *const ppsz_sout_options[] = {
"dts-delay", "pes-max-size", NULL
};
vlc_value_t val;
msg_Info( p_mux, "Open" );
- sout_CfgParse( p_mux, SOUT_CFG_PREFIX, ppsz_sout_options, p_mux->p_cfg );
+ config_ChainParse( p_mux, SOUT_CFG_PREFIX, ppsz_sout_options, p_mux->p_cfg );
p_mux->pf_control = Control;
p_mux->pf_addstream = AddStream;
msg_Info( p_mux, "Close" );
- p_end = block_New( p_mux, 4 );
+ p_end = block_Alloc( 4 );
p_end->p_buffer[0] = 0x00; p_end->p_buffer[1] = 0x00;
p_end->p_buffer[2] = 0x01; p_end->p_buffer[3] = 0xb9;
*****************************************************************************/
static int Control( sout_mux_t *p_mux, int i_query, va_list args )
{
- vlc_bool_t *pb_bool;
+ VLC_UNUSED(p_mux);
+ bool *pb_bool;
char **ppsz;
- switch( i_query )
- {
- case MUX_CAN_ADD_STREAM_WHILE_MUXING:
- pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
- *pb_bool = VLC_TRUE;
- return VLC_SUCCESS;
+ switch( i_query )
+ {
+ case MUX_CAN_ADD_STREAM_WHILE_MUXING:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = true;
+ return VLC_SUCCESS;
- case MUX_GET_ADD_STREAM_WAIT:
- pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
- *pb_bool = VLC_FALSE;
- return VLC_SUCCESS;
+ case MUX_GET_ADD_STREAM_WAIT:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = false;
+ return VLC_SUCCESS;
- case MUX_GET_MIME:
- ppsz = (char**)va_arg( args, char ** );
- *ppsz = strdup( "video/mpeg" );
- return VLC_SUCCESS;
+ case MUX_GET_MIME:
+ ppsz = (char**)va_arg( args, char ** );
+ *ppsz = strdup( "video/mpeg" );
+ return VLC_SUCCESS;
default:
return VLC_EGENERIC;
- }
+ }
}
/*****************************************************************************
{
sout_mux_sys_t *p_sys = p_mux->p_sys;
ps_stream_t *p_stream;
-
+
msg_Dbg( p_mux, "adding input codec=%4.4s",
(char*)&p_input->p_fmt->i_codec );
/* Init this new stream */
switch( p_input->p_fmt->i_codec )
{
- case VLC_FOURCC( 'm', 'p', '1', 'v' ):
- p_stream->i_stream_id =
- StreamIdGet( p_sys->stream_id_mpgv, 0xe0, 0xef );
- p_stream->i_stream_type = 0x01; /* ISO/IEC 11172 Video */
- break;
- case VLC_FOURCC( 'm', 'p', '2', 'v' ):
- case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
+ case VLC_CODEC_MPGV:
+ case VLC_CODEC_MP2V:
+ case VLC_CODEC_MP1V:
p_stream->i_stream_id =
StreamIdGet( p_sys->stream_id_mpgv, 0xe0, 0xef );
p_stream->i_stream_type = 0x02; /* ISO/IEC 13818 Video */
break;
- case VLC_FOURCC( 'm', 'p', '4', 'v' ):
+ case VLC_CODEC_MP4V:
p_stream->i_stream_id =
StreamIdGet( p_sys->stream_id_mpgv, 0xe0, 0xef );
p_stream->i_stream_type = 0x10;
break;
- case VLC_FOURCC( 'h', '2', '6', '4' ):
+ case VLC_CODEC_H264:
p_stream->i_stream_id =
StreamIdGet( p_sys->stream_id_mpgv, 0xe0, 0xef );
p_stream->i_stream_type = 0x1b;
break;
- case VLC_FOURCC( 'l', 'p', 'c', 'm' ):
+ case VLC_CODEC_DVD_LPCM:
p_stream->i_stream_id =
0xbd00 | StreamIdGet( p_sys->stream_id_lpcm, 0xa0, 0xaf );
break;
- case VLC_FOURCC( 'd', 't', 's', ' ' ):
+ case VLC_CODEC_DTS:
p_stream->i_stream_id =
0xbd00 | StreamIdGet( p_sys->stream_id_dts, 0x88, 0x8f );
break;
- case VLC_FOURCC( 'a', '5', '2', ' ' ):
+ case VLC_CODEC_A52:
p_stream->i_stream_id =
0xbd00 | StreamIdGet( p_sys->stream_id_a52, 0x80, 0x87 );
break;
- case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
+ case VLC_CODEC_MPGA:
p_stream->i_stream_id =
StreamIdGet( p_sys->stream_id_mpga, 0xc0, 0xcf );
p_stream->i_stream_type = 0x03; /* ISO/IEC 11172 Audio */
break;
- case VLC_FOURCC( 'm', 'p', '4', 'a' ):
+ case VLC_CODEC_MP4A:
p_stream->i_stream_id =
StreamIdGet( p_sys->stream_id_mpga, 0xc0, 0xcf );
p_stream->i_stream_type = 0x0f;
break;
- case VLC_FOURCC( 's', 'p', 'u', ' ' ):
+ case VLC_CODEC_SPU:
p_stream->i_stream_id =
0xbd00 | StreamIdGet( p_sys->stream_id_spu, 0x20, 0x3f );
break;
p_sys->i_instant_bitrate += p_input->p_fmt->i_bitrate + 1000/* overhead */;
/* FIXME -- spec requires an upper limit rate boundary in the system header;
- our codecs are VBR; using 2x nominal rate, convert to 50 bytes/sec */
+ our codecs are VBR; using 2x nominal rate, convert to 50 bytes/sec */
p_sys->i_rate_bound += p_input->p_fmt->i_bitrate * 2 / (8 * 50);
p_sys->i_psm_version++;
/*****************************************************************************
* DelStream:
*****************************************************************************/
-static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
+static void DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
{
sout_mux_sys_t *p_sys = p_mux->p_sys;
ps_stream_t *p_stream =(ps_stream_t*)p_input->p_sys;
msg_Dbg( p_mux, "removing input" );
switch( p_input->p_fmt->i_codec )
{
- case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
+ case VLC_CODEC_MPGV:
StreamIdRelease( p_sys->stream_id_mpgv, 0xe0,
p_stream->i_stream_id );
break;
- case VLC_FOURCC( 'l', 'p', 'c', 'm' ):
+ case VLC_CODEC_DVD_LPCM:
StreamIdRelease( p_sys->stream_id_lpcm, 0xa0,
p_stream->i_stream_id&0xff );
break;
- case VLC_FOURCC( 'd', 't', 's', ' ' ):
+ case VLC_CODEC_DTS:
StreamIdRelease( p_sys->stream_id_dts, 0x88,
p_stream->i_stream_id&0xff );
break;
- case VLC_FOURCC( 'a', '5', '2', ' ' ):
+ case VLC_CODEC_A52:
StreamIdRelease( p_sys->stream_id_a52, 0x80,
p_stream->i_stream_id&0xff );
break;
- case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
+ case VLC_CODEC_MPGA:
StreamIdRelease( p_sys->stream_id_mpga, 0xc0,
p_stream->i_stream_id );
break;
- case VLC_FOURCC( 's', 'p', 'u', ' ' ):
+ case VLC_CODEC_SPU:
StreamIdRelease( p_sys->stream_id_spu, 0x20,
p_stream->i_stream_id&0xff );
break;
p_sys->i_psm_version++;
free( p_stream );
- return VLC_SUCCESS;
}
/*****************************************************************************
block_t *p_ps, *p_data;
mtime_t i_dts;
- int i_stream;
/* Choose which stream to mux */
- if( MuxGetStream( p_mux, &i_stream, &i_dts ) )
+ int i_stream = sout_MuxGetStream( p_mux, 1, &i_dts );
+ if( i_stream < 0 )
{
return VLC_SUCCESS;
}
/* Get and mux a packet */
p_data = block_FifoGet( p_input->p_fifo );
- E_( EStoPES )( p_mux->p_sout, &p_data, p_data,
- p_input->p_fmt, p_stream->i_stream_id,
- p_sys->b_mpeg2, 0, 0, p_sys->i_pes_max_size );
+ EStoPES ( &p_data, p_input->p_fmt, p_stream->i_stream_id,
+ p_sys->b_mpeg2, 0, 0, p_sys->i_pes_max_size, 0 );
block_ChainAppend( &p_ps, p_data );
/*****************************************************************************
*
*****************************************************************************/
-static void StreamIdInit( vlc_bool_t *id, int i_range )
+static void StreamIdInit( bool *id, int i_range )
{
int i;
for( i = 0; i < i_range; i++ )
{
- id[i] = VLC_TRUE;
+ id[i] = true;
}
}
-static int StreamIdGet( vlc_bool_t *id, int i_id_min, int i_id_max )
+static int StreamIdGet( bool *id, int i_id_min, int i_id_max )
{
int i;
{
if( id[i] )
{
- id[i] = VLC_FALSE;
+ id[i] = false;
return i_id_min + i;
}
}
return -1;
}
-static void StreamIdRelease( vlc_bool_t *id, int i_id_min, int i_id )
+static void StreamIdRelease( bool *id, int i_id_min, int i_id )
{
- id[i_id - i_id_min] = VLC_TRUE;
+ id[i_id - i_id_min] = true;
}
static void MuxWritePackHeader( sout_mux_t *p_mux, block_t **p_buf,
i_scr = (i_dts - p_sys->i_dts_delay) * 9 / 100;
- p_hdr = block_New( p_mux, 18 );
+ p_hdr = block_Alloc( 18 );
p_hdr->i_pts = p_hdr->i_dts = i_dts;
bits_initwrite( &bits, 14, p_hdr->p_buffer );
bits_write( &bits, 32, 0x01ba );
if( p_sys->b_mpeg2 )
{
- bits_write( &bits, 9, 0 ); // src extention
+ bits_write( &bits, 9, 0 ); // src extension
}
bits_write( &bits, 1, 1 ); // marker
sout_mux_sys_t *p_sys = p_mux->p_sys;
block_t *p_hdr;
bits_buffer_t bits;
- vlc_bool_t b_private;
+ bool b_private;
int i_rate_bound;
int i_nb_private, i_nb_stream;
i_nb_stream = p_mux->i_nb_inputs -
( i_nb_private > 0 ? i_nb_private - 1 : 0 );
- p_hdr = block_New( p_mux, 12 + i_nb_stream * 3 );
+ p_hdr = block_Alloc( 12 + i_nb_stream * 3 );
p_hdr->i_dts = p_hdr->i_pts = i_dts;
/* The spec specifies that the reported rate_bound must be upper limit */
bits_write( &bits, 32, 0x01bb );
bits_write( &bits, 16, 12 - 6 + i_nb_stream * 3 );
bits_write( &bits, 1, 1 ); // marker bit
- bits_write( &bits, 22, i_rate_bound);
+ bits_write( &bits, 22, i_rate_bound);
bits_write( &bits, 1, 1 ); // marker bit
bits_write( &bits, 6, p_sys->i_audio_bound );
bits_write( &bits, 7, 0xff ); // reserved bits
/* stream_id table */
- for( i = 0, b_private = VLC_FALSE; i < p_mux->i_nb_inputs; i++ )
+ for( i = 0, b_private = false; i < p_mux->i_nb_inputs; i++ )
{
sout_input_t *p_input;
ps_stream_t *p_stream;
{
continue;
}
- b_private = VLC_TRUE;
+ b_private = true;
/* Write stream id */
bits_write( &bits, 8, 0xbd );
}
i_psm_size += i_es_map_size;
- p_hdr = block_New( p_mux, i_psm_size );
+ p_hdr = block_Alloc( i_psm_size );
p_hdr->i_dts = p_hdr->i_pts = i_dts;
memset( p_hdr->p_buffer, 0, p_hdr->i_buffer );
/* CRC32 */
{
uint32_t i_crc = 0xffffffff;
- for( i = 0; i < p_hdr->i_buffer; i++ )
+ for( i = 0; (size_t)i < p_hdr->i_buffer; i++ )
i_crc = (i_crc << 8) ^
p_sys->crc32_table[((i_crc >> 24) ^ p_hdr->p_buffer[i]) & 0xff];
block_ChainAppend( p_buf, p_hdr );
}
-
-/*
- * Find stream to be muxed.
- */
-static int MuxGetStream( sout_mux_t *p_mux, int *pi_stream, mtime_t *pi_dts )
-{
- mtime_t i_dts;
- int i_stream;
- int i;
-
- for( i = 0, i_dts = 0, i_stream = -1; i < p_mux->i_nb_inputs; i++ )
- {
- sout_input_t *p_input = p_mux->pp_inputs[i];
- block_t *p_data;
-
- if( p_input->p_fifo->i_depth <= 0 )
- {
- if( p_input->p_fmt->i_cat == AUDIO_ES ||
- p_input->p_fmt->i_cat == VIDEO_ES )
- {
- /* We need that audio+video fifo contain at least 1 packet */
- return VLC_EGENERIC;
- }
-
- /* SPU */
- continue;
- }
-
- p_data = block_FifoShow( p_input->p_fifo );
- if( i_stream == -1 || p_data->i_dts < i_dts )
- {
- i_stream = i;
- i_dts = p_data->i_dts;
- }
- }
-
- *pi_stream = i_stream;
- *pi_dts = i_dts;
-
- return VLC_SUCCESS;
-}
projects / vlc / blobdiff