/*****************************************************************************
* ogg.c: ogg muxer module for vlc
*****************************************************************************
- * Copyright (C) 2001, 2002 VideoLAN
- * $Id: ogg.c,v 1.11 2003/09/28 19:58:19 gbazin Exp $
+ * Copyright (C) 2001, 2002, 2006 the VideoLAN team
+ * $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
- * Gildas Bazin <gbazin@netcourrier.com>
+ * 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
*
* 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.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/sout.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include "codecs.h"
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_sout.h>
+#include <vlc_block.h>
+#include <vlc_codecs.h>
+#include <limits.h>
+#include <vlc_rand.h>
+#include "../demux/xiph.h"
#include <ogg/ogg.h>
/*****************************************************************************
- * Exported prototypes
+ * Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
-static int Capability(sout_mux_t *, int, void *, void * );
-static int AddStream( sout_mux_t *, sout_input_t * );
-static int DelStream( sout_mux_t *, sout_input_t * );
-static int Mux ( sout_mux_t * );
+vlc_module_begin ()
+ set_description( N_("Ogg/OGM muxer") )
+ set_capability( "sout mux", 10 )
+ set_category( CAT_SOUT )
+ set_subcategory( SUBCAT_SOUT_MUX )
+ add_shortcut( "ogg", "ogm" )
+ set_callbacks( Open, Close )
+vlc_module_end ()
-static sout_buffer_t *OggCreateHeader( sout_mux_t *, mtime_t );
-static sout_buffer_t *OggCreateFooter( sout_mux_t *, mtime_t );
/*****************************************************************************
- * Module descriptor
+ * Exported prototypes
*****************************************************************************/
-vlc_module_begin();
- set_description( _("Ogg/ogm muxer") );
- set_capability( "sout mux", 10 );
- add_shortcut( "ogg" );
- add_shortcut( "ogm" );
- set_callbacks( Open, Close );
-vlc_module_end();
+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 int Mux ( sout_mux_t * );
+static int MuxBlock ( sout_mux_t *, sout_input_t * );
+
+static block_t *OggCreateHeader( sout_mux_t * );
+static block_t *OggCreateFooter( sout_mux_t * );
/*****************************************************************************
* Misc declarations
*****************************************************************************/
-#define FREE( p ) if( p ) { free( p ); (p) = NULL; }
/* Structures used for OggDS headers used in ogm files */
{
int32_t i_width;
int32_t i_height;
-} ogg_stream_header_video_t;
+} oggds_header_video_t;
typedef struct
#ifdef HAVE_ATTRIBUTE_PACKED
int16_t i_channels;
int16_t i_block_align;
int32_t i_avgbytespersec;
-} ogg_stream_header_audio_t;
+} oggds_header_audio_t;
typedef struct
#ifdef HAVE_ATTRIBUTE_PACKED
int32_t i_buffer_size;
int16_t i_bits_per_sample;
- int16_t i_padding_0; // hum hum
- union
- {
- ogg_stream_header_video_t video;
- ogg_stream_header_audio_t audio;
- } header;
-
-} ogg_stream_header_t;
-
-/* Helper writer functions */
-
-#define SetWLE( p, v ) _SetWLE( (uint8_t*)p, v)
-static void _SetWLE( uint8_t *p, uint16_t i_dw )
-{
- p[1] = ( i_dw >> 8 )&0xff;
- p[0] = ( i_dw )&0xff;
-}
-
-#define SetDWLE( p, v ) _SetDWLE( (uint8_t*)p, v)
-static void _SetDWLE( uint8_t *p, uint32_t i_dw )
-{
- p[3] = ( i_dw >> 24 )&0xff;
- p[2] = ( i_dw >> 16 )&0xff;
- p[1] = ( i_dw >> 8 )&0xff;
- p[0] = ( i_dw )&0xff;
-}
-#define SetQWLE( p, v ) _SetQWLE( (uint8_t*)p, v)
-static void _SetQWLE( uint8_t *p, uint64_t i_qw )
-{
- SetDWLE( p, i_qw&0xffffffff );
- SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
-}
-/*
- * TODO move this function to src/stream_output.c (used by nearly all muxers)
- */
-static int MuxGetStream( sout_mux_t *p_mux, int *pi_stream, mtime_t *pi_dts )
-{
- mtime_t i_dts;
- int i_stream;
- int i;
+ int16_t i_padding_0; /* Because the original is using MSVC packing style */
- for( i = 0, i_dts = 0, i_stream = -1; i < p_mux->i_nb_inputs; i++ )
+ union
{
- sout_fifo_t *p_fifo;
-
- p_fifo = p_mux->pp_inputs[i]->p_fifo;
+ oggds_header_video_t video;
+ oggds_header_audio_t audio;
+ } header;
- if( p_fifo->i_depth > 2 )
- {
- sout_buffer_t *p_buf;
+ int32_t i_padding_1; /* Because the original is using MSVC packing style */
- p_buf = sout_FifoShow( p_fifo );
- if( i_stream < 0 || p_buf->i_dts < i_dts )
- {
- i_dts = p_buf->i_dts;
- i_stream = i;
- }
- }
- else
- {
- // wait that all fifo have at least 3 packets (3 vorbis headers)
- return( -1 );
- }
- }
- if( pi_stream )
- {
- *pi_stream = i_stream;
- }
- if( pi_dts )
- {
- *pi_dts = i_dts;
- }
- return( i_stream );
-}
+} oggds_header_t;
/*****************************************************************************
- * Definitions of structures and functions used by this plugins
+ * Definitions of structures and functions used by this plugins
*****************************************************************************/
typedef struct
{
mtime_t i_dts;
mtime_t i_length;
int i_packet_no;
+ int i_serial_no;
+ int i_keyframe_granule_shift; /* Theora only */
+ int i_last_keyframe; /* dirac and theora */
+ int i_num_frames; /* Theora only */
+ uint64_t u_last_granulepos; /* Used for correct EOS page */
+ int64_t i_num_keyframes;
ogg_stream_state os;
- ogg_stream_header_t header;
+ oggds_header_t *p_oggds_header;
} ogg_stream_t;
int i_streams;
mtime_t i_start_dts;
+ int i_next_serial_no;
/* number of logical streams pending to be added */
int i_add_streams;
ogg_stream_t **pp_del_streams;
};
-static void OggSetDate( sout_buffer_t *, mtime_t , mtime_t );
-static sout_buffer_t *OggStreamFlush( sout_mux_t *, ogg_stream_state *,
- mtime_t );
+static void OggSetDate( block_t *, mtime_t , mtime_t );
+static block_t *OggStreamFlush( sout_mux_t *, ogg_stream_state *, mtime_t );
/*****************************************************************************
* Open: Open muxer
msg_Info( p_mux, "Open" );
p_sys = malloc( sizeof( sout_mux_sys_t ) );
+ if( !p_sys )
+ return VLC_ENOMEM;
p_sys->i_streams = 0;
p_sys->i_add_streams = 0;
p_sys->i_del_streams = 0;
p_sys->pp_del_streams = 0;
p_mux->p_sys = p_sys;
- p_mux->pf_capacity = Capability;
+ p_mux->pf_control = Control;
p_mux->pf_addstream = AddStream;
p_mux->pf_delstream = DelStream;
p_mux->pf_mux = Mux;
- p_mux->i_preheader = 1;
+
+ /* First serial number is random.
+ * (Done like this because on win32 you need to seed the random number
+ * generator once per thread). */
+ uint32_t r;
+ vlc_rand_bytes(&r, sizeof(r));
+ p_sys->i_next_serial_no = r & INT_MAX;
return VLC_SUCCESS;
}
if( p_sys->i_del_streams )
{
- sout_buffer_t *p_og = NULL;
- mtime_t i_dts = -1;
- int i;
+ block_t *p_og = NULL;
+ mtime_t i_dts = p_sys->pp_del_streams[p_sys->i_del_streams - 1]->i_dts;
/* Close the current ogg stream */
msg_Dbg( p_mux, "writing footer" );
- sout_BufferChain( &p_og, OggCreateFooter( p_mux, 0 ) );
+ block_ChainAppend( &p_og, OggCreateFooter( p_mux ) );
/* Remove deleted logical streams */
- for( i = 0; i < p_sys->i_del_streams; i++ )
+ for(int i = 0; i < p_sys->i_del_streams; i++ )
{
- i_dts = p_sys->pp_del_streams[i]->i_dts;
ogg_stream_clear( &p_sys->pp_del_streams[i]->os );
- FREE( p_sys->pp_del_streams[i] );
+ FREENULL( p_sys->pp_del_streams[i]->p_oggds_header );
+ FREENULL( p_sys->pp_del_streams[i] );
}
- FREE( p_sys->pp_del_streams );
+ FREENULL( p_sys->pp_del_streams );
p_sys->i_streams -= p_sys->i_del_streams;
/* Write footer */
free( p_sys );
}
-static int Capability( sout_mux_t *p_mux, int i_query, void *p_args,
- void *p_answer )
+/*****************************************************************************
+ * Control:
+ *****************************************************************************/
+static int Control( sout_mux_t *p_mux, int i_query, va_list args )
{
+ VLC_UNUSED(p_mux);
+ bool *pb_bool;
+ char **ppsz;
+
switch( i_query )
{
- case SOUT_MUX_CAP_GET_ADD_STREAM_ANY_TIME:
- *(vlc_bool_t*)p_answer = VLC_TRUE;
- return( SOUT_MUX_CAP_ERR_OK );
+ 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 = (bool*)va_arg( args, bool * );
+ *pb_bool = true;
+ return VLC_SUCCESS;
+
+ case MUX_GET_MIME:
+ ppsz = (char**)va_arg( args, char ** );
+ *ppsz = strdup( "application/ogg" );
+ return VLC_SUCCESS;
+
default:
- return( SOUT_MUX_CAP_ERR_UNIMPLEMENTED );
+ return VLC_EGENERIC;
}
}
-
/*****************************************************************************
* AddStream: Add an elementary stream to the muxed stream
*****************************************************************************/
static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
{
- sout_mux_sys_t *p_sys = p_mux->p_sys;
- ogg_stream_t *p_stream;
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ ogg_stream_t *p_stream;
+ uint16_t i_tag;
msg_Dbg( p_mux, "adding input" );
- p_input->p_sys = (void *)p_stream = malloc( sizeof( ogg_stream_t ) );
+ p_input->p_sys = p_stream = calloc( 1, sizeof( ogg_stream_t ) );
+ if( !p_stream )
+ return VLC_ENOMEM;
p_stream->i_cat = p_input->p_fmt->i_cat;
- p_stream->i_fourcc = p_input->p_fmt->i_fourcc;
+ p_stream->i_fourcc = p_input->p_fmt->i_codec;
+ p_stream->i_serial_no = p_sys->i_next_serial_no++;
p_stream->i_packet_no = 0;
+ p_stream->i_last_keyframe = 0;
+ p_stream->i_num_keyframes = 0;
+ p_stream->i_num_frames = 0;
+
+ p_stream->p_oggds_header = 0;
- p_stream->header.i_packet_type = PACKET_TYPE_HEADER;
switch( p_input->p_fmt->i_cat )
{
case VIDEO_ES:
+ if( !p_input->p_fmt->video.i_frame_rate ||
+ !p_input->p_fmt->video.i_frame_rate_base )
+ {
+ msg_Warn( p_mux, "Missing frame rate, assuming 25fps" );
+ p_input->p_fmt->video.i_frame_rate = 25;
+ p_input->p_fmt->video.i_frame_rate_base = 1;
+ }
+
switch( p_stream->i_fourcc )
{
- case VLC_FOURCC( 'm', 'p','4', 'v' ):
- case VLC_FOURCC( 'D', 'I','V', '3' ):
- memcpy( p_stream->header.stream_type, "video ", 8 );
- if( p_stream->i_fourcc == VLC_FOURCC( 'm', 'p','4', 'v' ) )
+ case VLC_CODEC_MP4V:
+ case VLC_CODEC_MPGV:
+ case VLC_CODEC_DIV3:
+ case VLC_CODEC_MJPG:
+ case VLC_CODEC_WMV1:
+ case VLC_CODEC_WMV2:
+ case VLC_CODEC_WMV3:
+ case VLC_CODEC_SNOW:
+ p_stream->p_oggds_header = calloc( 1, sizeof(oggds_header_t) );
+ if( !p_stream->p_oggds_header )
+ {
+ free( p_stream );
+ return VLC_ENOMEM;
+ }
+ p_stream->p_oggds_header->i_packet_type = PACKET_TYPE_HEADER;
+
+ memcpy( p_stream->p_oggds_header->stream_type, "video", 5 );
+ if( p_stream->i_fourcc == VLC_CODEC_MP4V )
{
- memcpy( p_stream->header.sub_type, "XVID", 4 );
+ memcpy( p_stream->p_oggds_header->sub_type, "XVID", 4 );
}
- else if( p_stream->i_fourcc == VLC_FOURCC( 'D', 'I','V', '3' ) )
+ else if( p_stream->i_fourcc == VLC_CODEC_DIV3 )
+ {
+ memcpy( p_stream->p_oggds_header->sub_type, "DIV3", 4 );
+ }
+ else
{
- memcpy( p_stream->header.sub_type, "DIV3", 4 );
+ memcpy( p_stream->p_oggds_header->sub_type,
+ &p_stream->i_fourcc, 4 );
}
- SetDWLE( &p_stream->header.i_size,
- sizeof( ogg_stream_header_t ) - 1);
- /* XXX this won't make mplayer happy,
- * but vlc can read that without any problem so...*/
- SetQWLE( &p_stream->header.i_time_unit, 10*1000 );
- //(int64_t)10*1000*1000/(int64_t)25 ); // FIXME (25fps)
- SetQWLE( &p_stream->header.i_samples_per_unit, 1 );
- SetDWLE( &p_stream->header.i_default_len, 0 ); /* ??? */
- SetDWLE( &p_stream->header.i_buffer_size, 1024*1024 );
- SetWLE( &p_stream->header.i_bits_per_sample, 0 );
- SetDWLE( &p_stream->header.header.video.i_width,
- p_input->p_fmt->i_width );
- SetDWLE( &p_stream->header.header.video.i_height,
- p_input->p_fmt->i_height );
- msg_Dbg( p_mux, "mp4v/div3 stream" );
+ SetDWLE( &p_stream->p_oggds_header->i_size,
+ sizeof( oggds_header_t ) - 1 );
+ SetQWLE( &p_stream->p_oggds_header->i_time_unit,
+ INT64_C(10000000) * p_input->p_fmt->video.i_frame_rate_base /
+ (int64_t)p_input->p_fmt->video.i_frame_rate );
+ SetQWLE( &p_stream->p_oggds_header->i_samples_per_unit, 1 );
+ SetDWLE( &p_stream->p_oggds_header->i_default_len, 1 ); /* ??? */
+ SetDWLE( &p_stream->p_oggds_header->i_buffer_size, 1024*1024 );
+ SetWLE( &p_stream->p_oggds_header->i_bits_per_sample, 0 );
+ SetDWLE( &p_stream->p_oggds_header->header.video.i_width,
+ p_input->p_fmt->video.i_width );
+ SetDWLE( &p_stream->p_oggds_header->header.video.i_height,
+ p_input->p_fmt->video.i_height );
+ msg_Dbg( p_mux, "%4.4s stream", (char *)&p_stream->i_fourcc );
break;
- case VLC_FOURCC( 't', 'h', 'e', 'o' ):
+ case VLC_CODEC_DIRAC:
+ msg_Dbg( p_mux, "dirac stream" );
+ break;
+
+ case VLC_CODEC_THEORA:
msg_Dbg( p_mux, "theora stream" );
break;
default:
- FREE( p_input->p_sys );
- return( VLC_EGENERIC );
+ FREENULL( p_input->p_sys );
+ return VLC_EGENERIC;
}
break;
case AUDIO_ES:
switch( p_stream->i_fourcc )
{
- case VLC_FOURCC( 'm', 'p','g', 'a' ):
- case VLC_FOURCC( 'a', '5','2', ' ' ):
- memcpy( p_stream->header.stream_type, "audio ", 8 );
- if( p_stream->i_fourcc == VLC_FOURCC( 'm', 'p','g', 'a' ) )
+ case VLC_CODEC_VORBIS:
+ msg_Dbg( p_mux, "vorbis stream" );
+ break;
+
+ case VLC_CODEC_SPEEX:
+ msg_Dbg( p_mux, "speex stream" );
+ break;
+
+ case VLC_CODEC_FLAC:
+ msg_Dbg( p_mux, "flac stream" );
+ break;
+
+ default:
+ fourcc_to_wf_tag( p_stream->i_fourcc, &i_tag );
+ if( i_tag == WAVE_FORMAT_UNKNOWN )
{
- memcpy( p_stream->header.sub_type, "55 ", 4 );
+ FREENULL( p_input->p_sys );
+ return VLC_EGENERIC;
}
- else if( p_stream->i_fourcc == VLC_FOURCC( 'a', '5','2', ' ' ) )
+
+ p_stream->p_oggds_header =
+ malloc( sizeof(oggds_header_t) + p_input->p_fmt->i_extra );
+ if( !p_stream->p_oggds_header )
{
- memcpy( p_stream->header.sub_type, "2000", 4 );
+ free( p_stream );
+ return VLC_ENOMEM;
}
- SetDWLE( &p_stream->header.i_size,
- sizeof( ogg_stream_header_t ) - 1);
- SetQWLE( &p_stream->header.i_time_unit, 1000000 ); /*is it used ?*/
- SetDWLE( &p_stream->header.i_default_len, 0 ); /* ??? */
- SetDWLE( &p_stream->header.i_buffer_size, 30*1024 );
- SetQWLE( &p_stream->header.i_samples_per_unit,
- p_input->p_fmt->i_sample_rate );
- SetWLE( &p_stream->header.i_bits_per_sample, 0 );
- SetDWLE( &p_stream->header.header.audio.i_channels,
- p_input->p_fmt->i_channels );
- SetDWLE( &p_stream->header.header.audio.i_block_align,
- p_input->p_fmt->i_block_align );
- SetDWLE( &p_stream->header.header.audio.i_avgbytespersec, 0 );
- msg_Dbg( p_mux, "mpga/a52 stream" );
- break;
+ memset( p_stream->p_oggds_header, 0, sizeof(oggds_header_t) );
+ p_stream->p_oggds_header->i_packet_type = PACKET_TYPE_HEADER;
- case VLC_FOURCC( 'v', 'o', 'r', 'b' ):
- msg_Dbg( p_mux, "vorbis stream" );
- break;
+ SetDWLE( &p_stream->p_oggds_header->i_size,
+ sizeof( oggds_header_t ) - 1 + p_input->p_fmt->i_extra );
- default:
- FREE( p_input->p_sys );
- return( VLC_EGENERIC );
+ if( p_input->p_fmt->i_extra )
+ {
+ memcpy( &p_stream->p_oggds_header[1],
+ p_input->p_fmt->p_extra, p_input->p_fmt->i_extra );
+ }
+
+ memcpy( p_stream->p_oggds_header->stream_type, "audio", 5 );
+
+ memset( p_stream->p_oggds_header->sub_type, 0, 4 );
+ sprintf( p_stream->p_oggds_header->sub_type, "%-x", i_tag );
+
+ SetQWLE( &p_stream->p_oggds_header->i_time_unit, INT64_C(10000000) );
+ SetDWLE( &p_stream->p_oggds_header->i_default_len, 1 );
+ SetDWLE( &p_stream->p_oggds_header->i_buffer_size, 30*1024 );
+ SetQWLE( &p_stream->p_oggds_header->i_samples_per_unit,
+ p_input->p_fmt->audio.i_rate );
+ SetWLE( &p_stream->p_oggds_header->i_bits_per_sample,
+ p_input->p_fmt->audio.i_bitspersample );
+ SetDWLE( &p_stream->p_oggds_header->header.audio.i_channels,
+ p_input->p_fmt->audio.i_channels );
+ SetDWLE( &p_stream->p_oggds_header->header.audio.i_block_align,
+ p_input->p_fmt->audio.i_blockalign );
+ SetDWLE( &p_stream->p_oggds_header->header.audio.i_avgbytespersec,
+ p_input->p_fmt->i_bitrate / 8);
+ msg_Dbg( p_mux, "%4.4s stream", (char *)&p_stream->i_fourcc );
+ break;
}
break;
case SPU_ES:
switch( p_stream->i_fourcc )
{
- case VLC_FOURCC( 's', 'u','b', 't' ):
- memcpy( p_stream->header.stream_type, "text ", 8 );
+ case VLC_CODEC_SUBT:
+ p_stream->p_oggds_header = calloc( 1, sizeof(oggds_header_t) );
+ if( !p_stream->p_oggds_header )
+ {
+ free( p_stream );
+ return VLC_ENOMEM;
+ }
+ p_stream->p_oggds_header->i_packet_type = PACKET_TYPE_HEADER;
+
+ memcpy( p_stream->p_oggds_header->stream_type, "text", 4 );
msg_Dbg( p_mux, "subtitles stream" );
break;
default:
- FREE( p_input->p_sys );
- return( VLC_EGENERIC );
+ FREENULL( p_input->p_sys );
+ return VLC_EGENERIC;
}
break;
default:
- FREE( p_input->p_sys );
- return( VLC_EGENERIC );
+ FREENULL( p_input->p_sys );
+ return VLC_EGENERIC;
}
- p_stream->b_new = VLC_TRUE;
+ p_stream->b_new = true;
p_sys->i_add_streams++;
- return( VLC_SUCCESS );
+ return VLC_SUCCESS;
}
/*****************************************************************************
{
sout_mux_sys_t *p_sys = p_mux->p_sys;
ogg_stream_t *p_stream = (ogg_stream_t*)p_input->p_sys;
- sout_buffer_t *p_og;
+ block_t *p_og;
msg_Dbg( p_mux, "removing input" );
/* flush all remaining data */
if( p_input->p_sys )
{
- if( ( p_og = OggStreamFlush( p_mux, &p_stream->os, 0 ) ) )
+ if( !p_stream->b_new )
+ {
+ while( block_FifoCount( p_input->p_fifo ) )
+ MuxBlock( p_mux, p_input );
+ }
+
+ if( !p_stream->b_new &&
+ ( p_og = OggStreamFlush( p_mux, &p_stream->os, 0 ) ) )
{
OggSetDate( p_og, p_stream->i_dts, p_stream->i_length );
sout_AccessOutWrite( p_mux->p_access, p_og );
/* move input in delete queue */
if( !p_stream->b_new )
{
- p_sys->pp_del_streams = realloc( p_sys->pp_del_streams,
- (p_sys->i_del_streams + 1) *
- sizeof(ogg_stream_t *) );
+ p_sys->pp_del_streams = xrealloc( p_sys->pp_del_streams,
+ (p_sys->i_del_streams + 1) * sizeof(ogg_stream_t *) );
p_sys->pp_del_streams[p_sys->i_del_streams++] = p_stream;
}
else
{
- /* Wasn't already added so get rid of it */
- ogg_stream_clear( &p_stream->os );
- FREE( p_stream );
+ /* wasn't already added so get rid of it */
+ FREENULL( p_stream->p_oggds_header );
+ FREENULL( p_stream );
p_sys->i_add_streams--;
}
}
p_input->p_sys = NULL;
- return( 0 );
+ return 0;
}
/*****************************************************************************
* Ogg bitstream manipulation routines
*****************************************************************************/
-static sout_buffer_t *OggStreamFlush( sout_mux_t *p_mux,
- ogg_stream_state *p_os, mtime_t i_pts )
+static block_t *OggStreamGetPage( sout_mux_t *p_mux,
+ ogg_stream_state *p_os, mtime_t i_pts,
+ bool flush )
{
- sout_buffer_t *p_og, *p_og_first = NULL;
- ogg_page og;
+ (void)p_mux;
+ block_t *p_og, *p_og_first = NULL;
+ ogg_page og;
+ int (*pager)( ogg_stream_state*, ogg_page* ) = flush ? ogg_stream_flush : ogg_stream_pageout;
- for( ;; )
+ while( pager( p_os, &og ) )
{
- /* flush all data */
- int i_result;
- int i_size;
- if( ( i_result = ogg_stream_flush( p_os, &og ) ) == 0 )
- {
- break;
- }
-
- i_size = og.header_len + og.body_len;
- p_og = sout_BufferNew( p_mux->p_sout, i_size);
+ /* Flush all data */
+ p_og = block_New( p_mux, og.header_len + og.body_len );
memcpy( p_og->p_buffer, og.header, og.header_len );
memcpy( p_og->p_buffer + og.header_len, og.body, og.body_len );
- p_og->i_size = i_size;
p_og->i_dts = 0;
p_og->i_pts = i_pts;
p_og->i_length = 0;
- i_pts = 0; // write it only once
+ i_pts = 0; // write it only once
- sout_BufferChain( &p_og_first, p_og );
+ block_ChainAppend( &p_og_first, p_og );
}
- return( p_og_first );
+ return p_og_first;
}
-static sout_buffer_t *OggStreamPageOut( sout_mux_t *p_mux,
- ogg_stream_state *p_os, mtime_t i_pts )
+static block_t *OggStreamFlush( sout_mux_t *p_mux,
+ ogg_stream_state *p_os, mtime_t i_pts )
{
- sout_buffer_t *p_og, *p_og_first = NULL;
- ogg_page og;
-
- for( ;; )
- {
- /* flush all data */
- int i_result;
- int i_size;
- if( ( i_result = ogg_stream_pageout( p_os, &og ) ) == 0 )
- {
- break;
- }
-
- i_size = og.header_len + og.body_len;
- p_og = sout_BufferNew( p_mux->p_sout, i_size);
-
- memcpy( p_og->p_buffer, og.header, og.header_len );
- memcpy( p_og->p_buffer + og.header_len, og.body, og.body_len );
- p_og->i_size = i_size;
- p_og->i_dts = 0;
- p_og->i_pts = i_pts;
- p_og->i_length = 0;
-
- i_pts = 0; // write them only once
-
- sout_BufferChain( &p_og_first, p_og );
- }
+ return OggStreamGetPage( p_mux, p_os, i_pts, true );
+}
- return( p_og_first );
+static block_t *OggStreamPageOut( sout_mux_t *p_mux,
+ ogg_stream_state *p_os, mtime_t i_pts )
+{
+ return OggStreamGetPage( p_mux, p_os, i_pts, false );
}
-static sout_buffer_t *OggCreateHeader( sout_mux_t *p_mux, mtime_t i_dts )
+static block_t *OggCreateHeader( sout_mux_t *p_mux )
{
- sout_buffer_t *p_hdr = NULL;
- sout_buffer_t *p_og;
- ogg_packet op;
+ block_t *p_hdr = NULL;
+ block_t *p_og = NULL;
+ ogg_packet op;
int i;
/* Write header for each stream. All b_o_s (beginning of stream) packets
* must appear first in the ogg stream so we take care of them first. */
- for( i = 0; i < p_mux->i_nb_inputs; i++ )
+ for( int pass = 0; pass < 2; pass++ )
{
- ogg_stream_t *p_stream = (ogg_stream_t*)p_mux->pp_inputs[i]->p_sys;
- p_stream->b_new = VLC_FALSE;
+ for( i = 0; i < p_mux->i_nb_inputs; i++ )
+ {
+ sout_input_t *p_input = p_mux->pp_inputs[i];
+ ogg_stream_t *p_stream = (ogg_stream_t*)p_input->p_sys;
- msg_Dbg( p_mux, "creating header for %4.4s",
- (char *)&p_stream->i_fourcc );
+ bool video = ( p_stream->i_fourcc == VLC_CODEC_THEORA || p_stream->i_fourcc == VLC_CODEC_DIRAC );
+ if( ( ( pass == 0 && !video ) || ( pass == 1 && video ) ) )
+ continue;
- ogg_stream_init( &p_stream->os, rand() );
- p_stream->i_packet_no = 0;
+ msg_Dbg( p_mux, "creating header for %4.4s",
+ (char *)&p_stream->i_fourcc );
- if( p_stream->i_fourcc == VLC_FOURCC( 'v', 'o', 'r', 'b' ) ||
- p_stream->i_fourcc == VLC_FOURCC( 't', 'h', 'e', 'o' ) )
- {
- /* Special case, headers are already there in the
- * incoming stream */
-
- /* first packet in order: vorbis info */
- p_og = sout_FifoGet( p_mux->pp_inputs[i]->p_fifo );
- op.packet = p_og->p_buffer;
- op.bytes = p_og->i_size;
- op.b_o_s = 1;
- op.e_o_s = 0;
- op.granulepos = 0;
- op.packetno = p_stream->i_packet_no++;
- ogg_stream_packetin( &p_stream->os, &op );
- }
- else
- {
- /* ds header */
- op.packet = (uint8_t*)&p_stream->header;
- op.bytes = sizeof( ogg_stream_header_t );
- op.b_o_s = 1;
- op.e_o_s = 0;
- op.granulepos = 0;
- op.packetno = p_stream->i_packet_no++;
- ogg_stream_packetin( &p_stream->os, &op );
- }
+ ogg_stream_init( &p_stream->os, p_stream->i_serial_no );
+ p_stream->b_new = false;
+ p_stream->i_packet_no = 0;
- p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
- sout_BufferChain( &p_hdr, p_og );
+ if( p_stream->i_fourcc == VLC_CODEC_VORBIS ||
+ p_stream->i_fourcc == VLC_CODEC_SPEEX ||
+ p_stream->i_fourcc == VLC_CODEC_THEORA )
+ {
+ /* First packet in order: vorbis/speex/theora info */
+ unsigned pi_size[XIPH_MAX_HEADER_COUNT];
+ void *pp_data[XIPH_MAX_HEADER_COUNT];
+ unsigned i_count;
+ if( xiph_SplitHeaders( pi_size, pp_data, &i_count,
+ p_input->p_fmt->i_extra, p_input->p_fmt->p_extra ) )
+ {
+ i_count = 0;
+ pi_size[0] = 0;
+ pp_data[0] = NULL;
+ }
+
+ op.bytes = pi_size[0];
+ op.packet = pp_data[0];
+ if( pi_size[0] <= 0 )
+ msg_Err( p_mux, "header data corrupted");
+
+ op.b_o_s = 1;
+ op.e_o_s = 0;
+ op.granulepos = 0;
+ op.packetno = p_stream->i_packet_no++;
+ ogg_stream_packetin( &p_stream->os, &op );
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+
+ /* Get keyframe_granule_shift for theora granulepos calculation */
+ if( p_stream->i_fourcc == VLC_CODEC_THEORA )
+ {
+ p_stream->i_keyframe_granule_shift =
+ ( (op.packet[40] & 0x03) << 3 ) | ( (op.packet[41] & 0xe0) >> 5 );
+ }
+
+ for( unsigned i = 0; i < i_count; i++ )
+ free( pp_data[i] );
+ }
+ else if( p_stream->i_fourcc == VLC_CODEC_DIRAC )
+ {
+ op.packet = p_input->p_fmt->p_extra;
+ op.bytes = p_input->p_fmt->i_extra;
+ op.b_o_s = 1;
+ op.e_o_s = 0;
+ op.granulepos = ~0;
+ op.packetno = p_stream->i_packet_no++;
+ ogg_stream_packetin( &p_stream->os, &op );
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+ }
+ else if( p_stream->i_fourcc == VLC_CODEC_FLAC )
+ {
+ /* flac stream marker (yeah, only that in the 1st packet) */
+ op.packet = (unsigned char *)"fLaC";
+ op.bytes = 4;
+ op.b_o_s = 1;
+ op.e_o_s = 0;
+ op.granulepos = 0;
+ op.packetno = p_stream->i_packet_no++;
+ ogg_stream_packetin( &p_stream->os, &op );
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+ }
+ else if( p_stream->p_oggds_header )
+ {
+ /* ds header */
+ op.packet = (uint8_t*)p_stream->p_oggds_header;
+ op.bytes = p_stream->p_oggds_header->i_size + 1;
+ op.b_o_s = 1;
+ op.e_o_s = 0;
+ op.granulepos = 0;
+ op.packetno = p_stream->i_packet_no++;
+ ogg_stream_packetin( &p_stream->os, &op );
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+ }
+
+ block_ChainAppend( &p_hdr, p_og );
+ }
}
/* Take care of the non b_o_s headers */
for( i = 0; i < p_mux->i_nb_inputs; i++ )
{
- ogg_stream_t *p_stream = (ogg_stream_t*)p_mux->pp_inputs[i]->p_sys;
+ sout_input_t *p_input = p_mux->pp_inputs[i];
+ ogg_stream_t *p_stream = (ogg_stream_t*)p_input->p_sys;
- if( p_stream->i_fourcc == VLC_FOURCC( 'v', 'o', 'r', 'b' ) ||
- p_stream->i_fourcc == VLC_FOURCC( 't', 'h', 'e', 'o' ) )
+ if( p_stream->i_fourcc == VLC_CODEC_VORBIS ||
+ p_stream->i_fourcc == VLC_CODEC_SPEEX ||
+ p_stream->i_fourcc == VLC_CODEC_THEORA )
{
+ unsigned pi_size[XIPH_MAX_HEADER_COUNT];
+ void *pp_data[XIPH_MAX_HEADER_COUNT];
+ unsigned i_count;
+ if( xiph_SplitHeaders( pi_size, pp_data, &i_count,
+ p_input->p_fmt->i_extra, p_input->p_fmt->p_extra ) )
+ i_count = 0;
+
/* Special case, headers are already there in the incoming stream.
* We need to gather them an mark them as headers. */
- int j;
- for( j = 0; j < 2; j++ )
+ for( unsigned i = 1; i < i_count; i++ )
{
- /* next packets in order: comments and codebooks */
- p_og = sout_FifoGet( p_mux->pp_inputs[i]->p_fifo );
- op.packet = p_og->p_buffer;
- op.bytes = p_og->i_size;
+ op.bytes = pi_size[i];
+ op.packet = pp_data[i];
+ if( pi_size[i] <= 0 )
+ msg_Err( p_mux, "header data corrupted");
+
op.b_o_s = 0;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = p_stream->i_packet_no++;
ogg_stream_packetin( &p_stream->os, &op );
+
+ if( i == i_count - 1 )
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+ else
+ p_og = OggStreamPageOut( p_mux, &p_stream->os, 0 );
+ if( p_og )
+ block_ChainAppend( &p_hdr, p_og );
}
+ for( unsigned i = 0; i < i_count; i++ )
+ free( pp_data[i] );
}
- else
+ else if( p_stream->i_fourcc != VLC_CODEC_FLAC &&
+ p_stream->i_fourcc != VLC_CODEC_DIRAC )
{
uint8_t com[128];
int i_com;
/* comment */
com[0] = PACKET_TYPE_COMMENT;
- i_com = snprintf( &com[1], 128, VERSION" stream output" ) + 1;
+ i_com = snprintf( (char *)(com+1), 127,
+ PACKAGE_VERSION" stream output" )
+ + 1;
op.packet = com;
op.bytes = i_com;
op.b_o_s = 0;
op.granulepos = 0;
op.packetno = p_stream->i_packet_no++;
ogg_stream_packetin( &p_stream->os, &op );
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+ block_ChainAppend( &p_hdr, p_og );
}
- p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
- sout_BufferChain( &p_hdr, p_og );
+ /* Special case for mp4v and flac */
+ if( ( p_stream->i_fourcc == VLC_CODEC_MP4V ||
+ p_stream->i_fourcc == VLC_CODEC_FLAC ) &&
+ p_input->p_fmt->i_extra )
+ {
+ /* Send a packet with the VOL data for mp4v
+ * or STREAMINFO for flac */
+ msg_Dbg( p_mux, "writing extra data" );
+ op.bytes = p_input->p_fmt->i_extra;
+ op.packet = p_input->p_fmt->p_extra;
+ if( p_stream->i_fourcc == VLC_CODEC_FLAC )
+ {
+ /* Skip the flac stream marker */
+ op.bytes -= 4;
+ op.packet+= 4;
+ }
+ op.b_o_s = 0;
+ op.e_o_s = 0;
+ op.granulepos = 0;
+ op.packetno = p_stream->i_packet_no++;
+ ogg_stream_packetin( &p_stream->os, &op );
+ p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
+ block_ChainAppend( &p_hdr, p_og );
+ }
}
/* set HEADER flag */
for( p_og = p_hdr; p_og != NULL; p_og = p_og->p_next )
{
- p_og->i_flags |= SOUT_BUFFER_FLAGS_HEADER;
+ p_og->i_flags |= BLOCK_FLAG_HEADER;
}
- return( p_hdr );
+ return p_hdr;
}
-static sout_buffer_t *OggCreateFooter( sout_mux_t *p_mux, mtime_t i_dts )
+static block_t *OggCreateFooter( sout_mux_t *p_mux )
{
sout_mux_sys_t *p_sys = p_mux->p_sys;
- sout_buffer_t *p_hdr = NULL;
- sout_buffer_t *p_og;
+ block_t *p_hdr = NULL;
+ block_t *p_og;
ogg_packet op;
- int i;
+ int i;
/* flush all remaining data */
for( i = 0; i < p_mux->i_nb_inputs; i++ )
op.bytes = 0;
op.b_o_s = 0;
op.e_o_s = 1;
- op.granulepos = -1;
+ op.granulepos = p_stream->u_last_granulepos;
op.packetno = p_stream->i_packet_no++;
ogg_stream_packetin( &p_stream->os, &op );
p_og = OggStreamFlush( p_mux, &p_stream->os, 0 );
- sout_BufferChain( &p_hdr, p_og );
+ block_ChainAppend( &p_hdr, p_og );
ogg_stream_clear( &p_stream->os );
}
op.bytes = 0;
op.b_o_s = 0;
op.e_o_s = 1;
- op.granulepos = -1;
+ op.granulepos = p_sys->pp_del_streams[i]->u_last_granulepos;
op.packetno = p_sys->pp_del_streams[i]->i_packet_no++;
ogg_stream_packetin( &p_sys->pp_del_streams[i]->os, &op );
p_og = OggStreamFlush( p_mux, &p_sys->pp_del_streams[i]->os, 0 );
- sout_BufferChain( &p_hdr, p_og );
+ block_ChainAppend( &p_hdr, p_og );
ogg_stream_clear( &p_sys->pp_del_streams[i]->os );
}
- return( p_hdr );
+ return p_hdr;
}
-static void OggSetDate( sout_buffer_t *p_og, mtime_t i_dts, mtime_t i_length )
+static void OggSetDate( block_t *p_og, mtime_t i_dts, mtime_t i_length )
{
int i_count;
- sout_buffer_t *p_tmp;
+ block_t *p_tmp;
mtime_t i_delta;
for( p_tmp = p_og, i_count = 0; p_tmp != NULL; p_tmp = p_tmp->p_next )
{
i_count++;
}
+
+ if( i_count == 0 ) return; /* ignore. */
+
i_delta = i_length / i_count;
for( p_tmp = p_og; p_tmp != NULL; p_tmp = p_tmp->p_next )
static int Mux( sout_mux_t *p_mux )
{
sout_mux_sys_t *p_sys = p_mux->p_sys;
- sout_buffer_t *p_og = NULL;
- int i_stream;
+ block_t *p_og = NULL;
mtime_t i_dts;
if( p_sys->i_add_streams || p_sys->i_del_streams )
{
/* Open new ogg stream */
- if( MuxGetStream( p_mux, &i_stream, &i_dts) < 0 )
+ if( sout_MuxGetStream( p_mux, 1, &i_dts) < 0 )
{
msg_Dbg( p_mux, "waiting for data..." );
- return( VLC_SUCCESS );
+ return VLC_SUCCESS;
}
if( p_sys->i_streams )
int i;
msg_Dbg( p_mux, "writing footer" );
- sout_BufferChain( &p_og, OggCreateFooter( p_mux, 0 ) );
+ block_ChainAppend( &p_og, OggCreateFooter( p_mux ) );
/* Remove deleted logical streams */
for( i = 0; i < p_sys->i_del_streams; i++ )
{
- FREE( p_sys->pp_del_streams[i] );
+ FREENULL( p_sys->pp_del_streams[i]->p_oggds_header );
+ FREENULL( p_sys->pp_del_streams[i] );
}
- FREE( p_sys->pp_del_streams );
+ FREENULL( p_sys->pp_del_streams );
p_sys->i_streams = 0;
}
p_sys->i_streams = p_mux->i_nb_inputs;
p_sys->i_del_streams = 0;
p_sys->i_add_streams = 0;
- sout_BufferChain( &p_og, OggCreateHeader( p_mux, i_dts ) );
+ block_ChainAppend( &p_og, OggCreateHeader( p_mux ) );
/* Write header and/or footer */
OggSetDate( p_og, i_dts, 0 );
for( ;; )
{
- sout_input_t *p_input;
- ogg_stream_t *p_stream;
- sout_buffer_t *p_data;
- ogg_packet op;
+ int i_stream = sout_MuxGetStream( p_mux, 1, NULL );
+ if( i_stream < 0 )
+ return VLC_SUCCESS;
+ MuxBlock( p_mux, p_mux->pp_inputs[i_stream] );
+ }
- if( MuxGetStream( p_mux, &i_stream, &i_dts) < 0 )
- {
- return( VLC_SUCCESS );
- }
+ return VLC_SUCCESS;
+}
- p_input = p_mux->pp_inputs[i_stream];
- p_stream = (ogg_stream_t*)p_input->p_sys;
- p_data = sout_FifoGet( p_input->p_fifo );
+static int MuxBlock( sout_mux_t *p_mux, sout_input_t *p_input )
+{
+ sout_mux_sys_t *p_sys = p_mux->p_sys;
+ ogg_stream_t *p_stream = (ogg_stream_t*)p_input->p_sys;
+ block_t *p_data = block_FifoGet( p_input->p_fifo );
+ block_t *p_og = NULL;
+ ogg_packet op;
+
+ if( p_stream->i_fourcc != VLC_CODEC_VORBIS &&
+ p_stream->i_fourcc != VLC_CODEC_FLAC &&
+ p_stream->i_fourcc != VLC_CODEC_SPEEX &&
+ p_stream->i_fourcc != VLC_CODEC_THEORA &&
+ p_stream->i_fourcc != VLC_CODEC_DIRAC )
+ {
+ p_data = block_Realloc( p_data, 1, p_data->i_buffer );
+ p_data->p_buffer[0] = PACKET_IS_SYNCPOINT; // FIXME
+ }
+
+ op.packet = p_data->p_buffer;
+ op.bytes = p_data->i_buffer;
+ op.b_o_s = 0;
+ op.e_o_s = 0;
+ op.packetno = p_stream->i_packet_no++;
- if( p_stream->i_fourcc != VLC_FOURCC( 'v', 'o', 'r', 'b' ) )
+ if( p_stream->i_cat == AUDIO_ES )
+ {
+ if( p_stream->i_fourcc == VLC_CODEC_VORBIS ||
+ p_stream->i_fourcc == VLC_CODEC_FLAC ||
+ p_stream->i_fourcc == VLC_CODEC_SPEEX )
{
- sout_BufferReallocFromPreHeader( p_mux->p_sout, p_data, 1 );
- p_data->p_buffer[0] = PACKET_IS_SYNCPOINT; // FIXME
+ /* number of sample from begining + current packet */
+ op.granulepos =
+ ( p_data->i_dts - p_sys->i_start_dts + p_data->i_length ) *
+ (mtime_t)p_input->p_fmt->audio.i_rate / INT64_C(1000000);
}
-
- op.packet = p_data->p_buffer;
- op.bytes = p_data->i_size;
- op.b_o_s = 0;
- op.e_o_s = 0;
- op.packetno = p_stream->i_packet_no++;
-
- if( p_stream->i_cat == AUDIO_ES )
+ else if( p_stream->p_oggds_header )
{
- if( p_stream->i_fourcc == VLC_FOURCC( 'v', 'o', 'r', 'b' ) )
- {
- /* number of sample from begining + current packet */
- op.granulepos =
- ( i_dts + p_data->i_length - p_sys->i_start_dts ) *
- p_input->p_fmt->i_sample_rate / (int64_t)1000000;
- }
- else
- {
- /* number of sample from begining */
- op.granulepos = ( i_dts - p_sys->i_start_dts ) *
- p_stream->header.i_samples_per_unit / (int64_t)1000000;
- }
+ /* number of sample from begining */
+ op.granulepos = ( p_data->i_dts - p_sys->i_start_dts ) *
+ p_stream->p_oggds_header->i_samples_per_unit / INT64_C(1000000);
}
- else if( p_stream->i_cat == VIDEO_ES )
+ }
+ else if( p_stream->i_cat == VIDEO_ES )
+ {
+ if( p_stream->i_fourcc == VLC_CODEC_THEORA )
{
- if( p_stream->i_fourcc == VLC_FOURCC( 't', 'h', 'e', 'o' ) )
+ p_stream->i_num_frames++;
+ if( p_data->i_flags & BLOCK_FLAG_TYPE_I )
{
- op.granulepos = op.packetno; /* FIXME */
+ p_stream->i_num_keyframes++;
+ p_stream->i_last_keyframe = p_stream->i_num_frames;
}
- else
- op.granulepos = ( i_dts - p_sys->i_start_dts ) / 1000;
+
+ op.granulepos = (p_stream->i_last_keyframe << p_stream->i_keyframe_granule_shift )
+ | (p_stream->i_num_frames-p_stream->i_last_keyframe);
}
- else if( p_stream->i_cat == SPU_ES )
+ else if( p_stream->i_fourcc == VLC_CODEC_DIRAC )
{
- /* granulepos is in milisec */
- op.granulepos = ( i_dts - p_sys->i_start_dts ) / 1000;
+ mtime_t dt = (p_data->i_dts - p_sys->i_start_dts + 1)
+ * p_input->p_fmt->video.i_frame_rate *2
+ / p_input->p_fmt->video.i_frame_rate_base
+ / INT64_C(1000000);
+ mtime_t delay = (p_data->i_pts - p_data->i_dts + 1)
+ * p_input->p_fmt->video.i_frame_rate *2
+ / p_input->p_fmt->video.i_frame_rate_base
+ / INT64_C(1000000);
+ if( p_data->i_flags & BLOCK_FLAG_TYPE_I )
+ p_stream->i_last_keyframe = dt;
+ mtime_t dist = dt - p_stream->i_last_keyframe;
+ op.granulepos = dt << 31 | (dist&0xff00) << 14
+ | (delay&0x1fff) << 9 | (dist&0xff);
}
+ else if( p_stream->p_oggds_header )
+ op.granulepos = ( p_data->i_dts - p_sys->i_start_dts ) * INT64_C(10) /
+ p_stream->p_oggds_header->i_time_unit;
+ }
+ else if( p_stream->i_cat == SPU_ES )
+ {
+ /* granulepos is in millisec */
+ op.granulepos = ( p_data->i_dts - p_sys->i_start_dts ) / 1000;
+ }
- ogg_stream_packetin( &p_stream->os, &op );
-
- sout_BufferChain( &p_og, OggStreamPageOut( p_mux, &p_stream->os,
- p_data->i_dts ) );
+ p_stream->u_last_granulepos = op.granulepos;
+ ogg_stream_packetin( &p_stream->os, &op );
- if( p_og )
- {
- OggSetDate( p_og, p_stream->i_dts, p_stream->i_length );
- p_stream->i_dts = -1;
- p_stream->i_length = 0;
+ if( p_stream->i_cat == SPU_ES ||
+ p_stream->i_fourcc == VLC_CODEC_SPEEX ||
+ p_stream->i_fourcc == VLC_CODEC_DIRAC )
+ {
+ /* Subtitles or Speex packets are quite small so they
+ * need to be flushed to be sent on time */
+ /* The OggDirac mapping suggests ever so strongly that a
+ * page flush occurs after each OggDirac packet, so to make
+ * the timestamps unambiguous */
+ p_og = OggStreamFlush( p_mux, &p_stream->os, p_data->i_dts );
+ }
+ else
+ {
+ p_og = OggStreamPageOut( p_mux, &p_stream->os, p_data->i_dts );
+ }
- sout_AccessOutWrite( p_mux->p_access, p_og );
+ if( p_og )
+ {
+ OggSetDate( p_og, p_stream->i_dts, p_stream->i_length );
+ p_stream->i_dts = -1;
+ p_stream->i_length = 0;
- p_og = NULL;
- }
- else
+ sout_AccessOutWrite( p_mux->p_access, p_og );
+ }
+ else
+ {
+ if( p_stream->i_dts < 0 )
{
- if( p_stream->i_dts < 0 )
- {
- p_stream->i_dts = p_data->i_dts;
- }
- p_stream->i_length += p_data->i_length;
+ p_stream->i_dts = p_data->i_dts;
}
-
- sout_BufferDelete( p_mux->p_sout, p_data );
+ p_stream->i_length += p_data->i_length;
}
- return( VLC_SUCCESS );
+ block_Release( p_data );
+ return VLC_SUCCESS;
}