Skip to content

V
vlc-2-2
Commit 6e948632 authored by Laurent Aimar's avatar Laurent Aimar
Browse files
Options

* copy: ported to new API.

parent 05d8c3ba
Show whitespace changes
Inline Side-by-side
Showing with 173 additions and 461 deletions
modules/packetizer/copy.c
View file @ 6e948632
......@@ -2,7 +2,7 @@
* copy.c
*****************************************************************************
* Copyright (C) 2001, 2002 VideoLAN
* $Id: copy.c,v 1.18 2003/11/16 21:07:31 gbazin Exp $
* $Id: copy.c,v 1.19 2003/11/20 18:27:44 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
......@@ -30,47 +30,32 @@
#include <vlc/vlc.h>
#include <vlc/decoder.h>
#include <vlc/input.h>
#include <vlc/sout.h>
#include "codecs.h"
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
vlc_module_begin();
set_description( _("Copy packetizer") );
set_capability( "packetizer", 1 );
set_callbacks( Open, NULL );
set_callbacks( Open, Close );
vlc_module_end();
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Run ( decoder_fifo_t * );
typedef struct packetizer_thread_s
struct decoder_sys_t
{
/* Input properties */
decoder_fifo_t *p_fifo;
/* Output properties */
sout_packetizer_input_t *p_sout_input;
sout_format_t output_format;
void (*pf_packetize)( struct packetizer_thread_s * );
} packetizer_thread_t;
static int Init ( packetizer_thread_t * );
static void PacketizeStd( packetizer_thread_t * );
static void PacketizeSPU( packetizer_thread_t * );
static void End ( packetizer_thread_t * );
int i_spu_size;
int i_spu;
block_t *p_block;
};
static void AppendPEStoSoutBuffer( sout_instance_t *,sout_buffer_t **,pes_packet_t *);
static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes );
static block_t *PacketizeAV ( decoder_t *, block_t ** );
static block_t *PacketizeSPU( decoder_t *, block_t ** );
/*****************************************************************************
* Open: probe the packetizer and return score
......@@ -81,66 +66,47 @@ static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes );
static int Open( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
decoder_sys_t *p_sys;
p_dec->pf_run = Run;
return VLC_SUCCESS;
}
/*****************************************************************************
* Run: this function is called just after the thread is created
*****************************************************************************/
static int Run( decoder_fifo_t *p_fifo )
{
packetizer_thread_t *p_pack;
int i_ret;
msg_Dbg( p_fifo, "Running copy packetizer (fcc=%4.4s)",
(char*)&p_fifo->i_fourcc );
p_pack = malloc( sizeof( packetizer_thread_t ) );
memset( p_pack, 0, sizeof( packetizer_thread_t ) );
p_pack->p_fifo = p_fifo;
if( Init( p_pack ) )
if( p_dec->fmt_in.i_cat == AUDIO_ES || p_dec->fmt_in.i_cat == VIDEO_ES )
{
DecoderError( p_fifo );
return VLC_EGENERIC;
p_dec->pf_packetize = PacketizeAV;
}
while( !p_pack->p_fifo->b_die && !p_pack->p_fifo->b_error )
else if( p_dec->fmt_in.i_cat == SPU_ES )
{
p_pack->pf_packetize( p_pack );
if( p_dec->fmt_in.i_codec == VLC_FOURCC( 's', 'p', 'u', ' ' ) ||
p_dec->fmt_in.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) )
{
p_dec->pf_packetize = PacketizeSPU;
}
if( p_pack->p_fifo->b_error )
else
{
DecoderError( p_pack->p_fifo );
p_dec->pf_packetize = PacketizeAV;
}
}
else
{
msg_Err( p_dec, "invalid ES type" );
return VLC_EGENERIC;
}
i_ret = p_pack->p_fifo->b_error ? VLC_EGENERIC : VLC_SUCCESS;
End( p_pack );
return( i_ret );
}
/*****************************************************************************
* Init: initialize data before entering main loop
*****************************************************************************/
static int Init( packetizer_thread_t *p_pack )
{
p_pack->pf_packetize = PacketizeStd;
/* Create the output format */
memcpy( &p_dec->fmt_out, &p_dec->fmt_in, sizeof( es_format_t ) );
if( p_dec->fmt_in.i_extra > 0 )
{
p_dec->fmt_out.p_extra = malloc( p_dec->fmt_in.i_extra );
memcpy( p_dec->fmt_out.p_extra, p_dec->fmt_in.p_extra,
p_dec->fmt_in.i_extra );
}
switch( p_pack->p_fifo->i_fourcc )
/* Fix the value of the fourcc */
switch( p_dec->fmt_in.i_codec )
{
/* video */
case VLC_FOURCC( 'm', '4', 's', '2'):
case VLC_FOURCC( 'M', '4', 'S', '2'):
case VLC_FOURCC( 'm', 'p', '4', 's'):
case VLC_FOURCC( 'M', 'P', '4', 'S'):
case VLC_FOURCC( 'm', 'p', '4', 'v'):
case VLC_FOURCC( 'D', 'I', 'V', 'X'):
case VLC_FOURCC( 'd', 'i', 'v', 'x'):
case VLC_FOURCC( 'X', 'V', 'I', 'D'):
......@@ -149,34 +115,29 @@ static int Init( packetizer_thread_t *p_pack )
case VLC_FOURCC( 'D', 'X', '5', '0'):
case VLC_FOURCC( 0x04, 0, 0, 0):
case VLC_FOURCC( '3', 'I', 'V', '2'):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', '4', 'v');
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v');
break;
case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
case VLC_FOURCC( 'm', 'p', 'g', '1' ):
case VLC_FOURCC( 'm', 'p', 'g', '2' ):
case VLC_FOURCC( 'm', 'p', '1', 'v' ):
case VLC_FOURCC( 'm', 'p', '2', 'v' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', 'g', 'v' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
break;
case VLC_FOURCC( 'd', 'i', 'v', '1' ):
case VLC_FOURCC( 'D', 'I', 'V', '1' ):
case VLC_FOURCC( 'M', 'P', 'G', '4' ):
case VLC_FOURCC( 'm', 'p', 'g', '4' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'D', 'I', 'V', '1' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'D', 'I', 'V', '1' );
break;
case VLC_FOURCC( 'd', 'i', 'v', '2' ):
case VLC_FOURCC( 'D', 'I', 'V', '2' ):
case VLC_FOURCC( 'M', 'P', '4', '2' ):
case VLC_FOURCC( 'm', 'p', '4', '2' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'D', 'I', 'V', '2' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'D', 'I', 'V', '2' );
break;
case VLC_FOURCC( 'd', 'i', 'v', '3' ):
case VLC_FOURCC( 'D', 'I', 'V', '3' ):
case VLC_FOURCC( 'd', 'i', 'v', '4' ):
case VLC_FOURCC( 'D', 'I', 'V', '4' ):
case VLC_FOURCC( 'd', 'i', 'v', '5' ):
......@@ -188,464 +149,215 @@ static int Init( packetizer_thread_t *p_pack )
case VLC_FOURCC( 'm', 'p', 'g', '3' ):
case VLC_FOURCC( 'M', 'P', 'G', '3' ):
case VLC_FOURCC( 'A', 'P', '4', '1' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'D', 'I', 'V', '3' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
break;
case VLC_FOURCC( 'H', '2', '6', '3' ):
case VLC_FOURCC( 'h', '2', '6', '3' ):
case VLC_FOURCC( 'U', '2', '6', '3' ):
case VLC_FOURCC( 'u', '2', '6', '3' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'H', '2', '6', '3' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
break;
case VLC_FOURCC( 'I', '2', '6', '3' ):
case VLC_FOURCC( 'i', '2', '6', '3' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'I', '2', '6', '3' );
p_pack->output_format.i_cat = VIDEO_ES;
break;
case VLC_FOURCC( 'W', 'M', 'V', '1' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'W', 'M', 'V', '1' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'I', '2', '6', '3' );
break;
case VLC_FOURCC( 'W', 'M', 'V', '2' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'W', 'M', 'V', '2' );
p_pack->output_format.i_cat = VIDEO_ES;
break;
case VLC_FOURCC( 'M', 'J', 'P', 'G' ):
case VLC_FOURCC( 'm', 'j', 'p', 'g' ):
case VLC_FOURCC( 'm', 'j', 'p', 'a' ):
case VLC_FOURCC( 'j', 'p', 'e', 'g' ):
case VLC_FOURCC( 'J', 'P', 'E', 'G' ):
case VLC_FOURCC( 'J', 'F', 'I', 'F' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'M', 'J', 'P', 'G' );
p_pack->output_format.i_cat = VIDEO_ES;
break;
case VLC_FOURCC( 'm', 'j', 'p', 'b' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'j', 'p', 'b' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
break;
case VLC_FOURCC( 'd', 'v', 's', 'l' ):
case VLC_FOURCC( 'd', 'v', 's', 'd' ):
case VLC_FOURCC( 'D', 'V', 'S', 'D' ):
case VLC_FOURCC( 'd', 'v', 'h', 'd' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'd', 'v', 's', 'l' );
p_pack->output_format.i_cat = VIDEO_ES;
break;
case VLC_FOURCC( 'S', 'V', 'Q', '1' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'S', 'V', 'Q', '1' );
p_pack->output_format.i_cat = VIDEO_ES;
break;
case VLC_FOURCC( 'S', 'V', 'Q', '3' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'S', 'V', 'Q', '3' );
p_pack->output_format.i_cat = VIDEO_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 'd', 'v', 's', 'l' );
break;
/* audio */
case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', 'g', 'a' );
p_pack->output_format.i_cat = AUDIO_ES;
break;
case VLC_FOURCC( 'w', 'm', 'a', '1' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'w', 'm', 'a', '1' );
p_pack->output_format.i_cat = AUDIO_ES;
break;
case VLC_FOURCC( 'w', 'm', 'a', '2' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 'w', 'm', 'a', '2' );
p_pack->output_format.i_cat = AUDIO_ES;
break;
case VLC_FOURCC( 'a', 'r', 'a', 'w' ):
{
WAVEFORMATEX *p_wf = (WAVEFORMATEX*)p_pack->p_fifo->p_waveformatex;
if( p_wf )
{
switch( ( p_wf->wBitsPerSample + 7 ) / 8 )
switch( ( p_dec->fmt_in.audio.i_bitspersample + 7 ) / 8 )
{
case 1:
p_pack->output_format.i_fourcc = VLC_FOURCC('u','8',' ',' ');
p_dec->fmt_out.i_codec = VLC_FOURCC('u','8',' ',' ');
break;
case 2:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','1','6','l');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','1','6','l');
break;
case 3:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','2','4','l');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','2','4','l');
break;
case 4:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','3','2','l');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','3','2','l');
break;
default:
msg_Err( p_pack->p_fifo, "unknown raw audio sample size !!" );
msg_Err( p_dec, "unknown raw audio sample size !!" );
return VLC_EGENERIC;
}
}
else
{
msg_Err( p_pack->p_fifo, "unknown raw audio sample size !!" );
return VLC_EGENERIC;
}
p_pack->output_format.i_cat = AUDIO_ES;
break;
}
case VLC_FOURCC( 't', 'w', 'o', 's' ):
{
WAVEFORMATEX *p_wf = (WAVEFORMATEX*)p_pack->p_fifo->p_waveformatex;
if( p_wf )
{
switch( ( p_wf->wBitsPerSample + 7 ) / 8 )
switch( ( p_dec->fmt_in.audio.i_bitspersample + 7 ) / 8 )
{
case 1:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','8',' ',' ');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','8',' ',' ');
break;
case 2:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','1','6','b');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','1','6','b');
break;
case 3:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','2','4','b');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','2','4','b');
break;
case 4:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','3','2','b');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','3','2','b');
break;
default:
msg_Err( p_pack->p_fifo, "unknown raw audio sample size !!" );
return VLC_EGENERIC;
}
}
else
{
msg_Err( p_pack->p_fifo, "unknown raw audio sample size !!" );
msg_Err( p_dec, "unknown raw audio sample size !!" );
return VLC_EGENERIC;
}
p_pack->output_format.i_cat = AUDIO_ES;
break;
}
case VLC_FOURCC( 's', 'o', 'w', 't' ):
{
WAVEFORMATEX *p_wf = (WAVEFORMATEX*)p_pack->p_fifo->p_waveformatex;
if( p_wf )
{
switch( ( p_wf->wBitsPerSample + 7 ) / 8 )
switch( ( p_dec->fmt_in.audio.i_bitspersample + 7 ) / 8 )
{
case 1:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','8',' ',' ');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','8',' ',' ');
break;
case 2:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','1','6','l');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','1','6','l');
break;
case 3:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','2','4','l');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','2','4','l');
break;
case 4:
p_pack->output_format.i_fourcc = VLC_FOURCC('s','3','2','l');
p_dec->fmt_out.i_codec = VLC_FOURCC('s','3','2','l');
break;
default:
msg_Err( p_pack->p_fifo, "unknown raw audio sample size !!" );
msg_Err( p_dec, "unknown raw audio sample size !!" );
return VLC_EGENERIC;
}
}
else
{
msg_Err( p_pack->p_fifo, "unknown raw audio sample size !!" );
return VLC_EGENERIC;
}
p_pack->output_format.i_cat = AUDIO_ES;
break;
}
/* subtitles */
case VLC_FOURCC( 's', 'p', 'u', ' ' ): /* DVD */
case VLC_FOURCC( 's', 'p', 'u', 'b' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 's', 'p', 'u', ' ' );
p_pack->output_format.i_cat = SPU_ES;
p_pack->pf_packetize = PacketizeSPU;
break;
case VLC_FOURCC( 's', 'u', 'b', 't' ):
p_pack->output_format.i_fourcc = VLC_FOURCC( 's', 'u', 'b', 't' );
p_pack->output_format.i_cat = SPU_ES;
p_dec->fmt_out.i_codec = VLC_FOURCC( 's', 'p', 'u', ' ' );
break;
default:
msg_Err( p_pack->p_fifo, "unknown es type !!" );
return VLC_EGENERIC;
}
switch( p_pack->output_format.i_cat )
{
case AUDIO_ES:
{
WAVEFORMATEX *p_wf = (WAVEFORMATEX*)p_pack->p_fifo->p_waveformatex;
if( p_wf )
{
p_pack->output_format.i_sample_rate = p_wf->nSamplesPerSec;
p_pack->output_format.i_channels = p_wf->nChannels;
p_pack->output_format.i_block_align = p_wf->nBlockAlign;
p_pack->output_format.i_bitrate = p_wf->nAvgBytesPerSec * 8;
p_pack->output_format.i_extra_data = p_wf->cbSize;
if( p_wf->cbSize > 0 )
{
p_pack->output_format.p_extra_data =
malloc( p_pack->output_format.i_extra_data );
memcpy( p_pack->output_format.p_extra_data,
&p_wf[1],
p_pack->output_format.i_extra_data );
}
else
{
p_pack->output_format.p_extra_data = NULL;
}
}
else
{
p_pack->output_format.i_sample_rate = 0;
p_pack->output_format.i_channels = 0;
p_pack->output_format.i_block_align = 0;
p_pack->output_format.i_bitrate = 0;
p_pack->output_format.i_extra_data = 0;
p_pack->output_format.p_extra_data = NULL;
}
}
break;
case VIDEO_ES:
{
BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)p_pack->p_fifo->p_bitmapinfoheader;
p_pack->output_format.i_bitrate = 0;
if( p_bih )
{
p_pack->output_format.i_width = p_bih->biWidth;
p_pack->output_format.i_height = p_bih->biHeight;
p_pack->output_format.i_extra_data = p_bih->biSize - sizeof( BITMAPINFOHEADER );
if( p_pack->output_format.i_extra_data > 0 )
{
p_pack->output_format.p_extra_data =
malloc( p_pack->output_format.i_extra_data );
memcpy( p_pack->output_format.p_extra_data,
&p_bih[1],
p_pack->output_format.i_extra_data );
}
}
else
{
p_pack->output_format.i_width = 0;
p_pack->output_format.i_height = 0;
p_pack->output_format.i_extra_data = 0;
p_pack->output_format.p_extra_data = NULL;
}
}
break;
p_dec->p_sys = p_sys = malloc( sizeof( block_t ) );
p_sys->i_spu_size = 0;
p_sys->i_spu = 0;
p_sys->p_block = NULL;
case SPU_ES:
p_pack->output_format.i_extra_data = 0;
p_pack->output_format.p_extra_data = NULL;
break;
default:
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
p_pack->p_sout_input =
sout_InputNew( p_pack->p_fifo,
&p_pack->output_format );
/*****************************************************************************
* Close:
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
if( !p_pack->p_sout_input )
if( p_dec->p_sys->p_block )
{
msg_Err( p_pack->p_fifo, "cannot add a new stream" );
return VLC_EGENERIC;
block_ChainRelease( p_dec->p_sys->p_block );
}
return( VLC_SUCCESS );
free( p_dec->p_sys );
}
/*****************************************************************************
* PacketizeStd: packetize an unit (here copy a complete pes)
* PacketizeStd: packetize an unit (here copy a complete block )
*****************************************************************************/
static void PacketizeStd( packetizer_thread_t *p_pack )
static block_t *PacketizeAV ( decoder_t *p_dec, block_t **pp_block )
{
sout_buffer_t *p_out = NULL;
pes_packet_t *p_pes;
block_t *p_block;
block_t *p_ret = p_dec->p_sys->p_block;
input_ExtractPES( p_pack->p_fifo, &p_pes );
if( !p_pes )
if( pp_block == NULL || *pp_block == NULL )
{
p_pack->p_fifo->b_error = 1;
return;
return NULL;
}
#if 0
msg_Dbg( p_pack->p_fifo, "pes size:%d dts="I64Fd" pts="I64Fd,
p_pes->i_pes_size, p_pes->i_dts, p_pes->i_pts );
#endif
p_block = *pp_block;
*pp_block = NULL;
if( p_pes->i_pts <= 0 )
if( p_block->i_pts <= 0 )
{
msg_Dbg( p_pack->p_fifo, "need pts != 0" );
input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
return;
msg_Dbg( p_dec, "need pts > 0" );
block_Release( p_block );
return NULL;
}
if( p_pes->i_pes_size > 0 )
{
pes_packet_t *p_next;
AppendPEStoSoutBuffer( p_pack->p_sout_input->p_sout, &p_out, p_pes );
input_ShowPES( p_pack->p_fifo, &p_next );
if( p_next && p_next->i_pts > 0 )
if( p_ret != NULL && p_block->i_pts > p_ret->i_pts )
{
p_out->i_length = p_next->i_pts - p_pes->i_pts;
p_ret->i_length = p_block->i_pts - p_ret->i_pts;
}
p_dec->p_sys->p_block = p_block;
sout_InputSendBuffer( p_pack->p_sout_input,
p_out );
}
input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
return p_ret;
}
/*****************************************************************************
* PacketizeSPU: packetize an SPU unit (so gather all PES of one subtitle)
*****************************************************************************/
static void PacketizeSPU( packetizer_thread_t *p_pack )
static block_t *PacketizeSPU( decoder_t *p_dec, block_t **pp_block )
{
sout_buffer_t *p_out = NULL;
pes_packet_t *p_pes;
int i_spu_size = 0;
decoder_sys_t *p_sys = p_dec->p_sys;
block_t *p_block;
for( ;; )
if( pp_block == NULL || *pp_block == NULL )
{
input_ExtractPES( p_pack->p_fifo, &p_pes );
if( !p_pes )
{
p_pack->p_fifo->b_error = 1;
return;
return NULL;
}
#if 0
msg_Dbg( p_pack->p_fifo, "pes size:%d dts="I64Fd" pts="I64Fd,
p_pes->i_pes_size, p_pes->i_dts, p_pes->i_pts );
#endif
p_block = *pp_block;
*pp_block = NULL;
if( p_out == NULL &&
( p_pes->i_pts <= 0 || p_pes->i_pes_size < 4 ) )
if( p_sys->i_spu_size <= 0 &&
( p_block->i_pts <= 0 || p_block->i_buffer < 4 ) )
{
msg_Dbg( p_pack->p_fifo, "invalid starting packet (size < 4 or pts <=0)" );
input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
return;
msg_Dbg( p_dec, "invalid starting packet (size < 4 or pts <=0)" );
block_Release( p_block );
return NULL;
}
if( p_pes->i_pes_size > 0 )
{
AppendPEStoSoutBuffer( p_pack->p_sout_input->p_sout, &p_out, p_pes );
block_ChainAppend( &p_sys->p_block, p_block );
p_sys->i_spu += p_block->i_buffer;
if( i_spu_size <= 0 )
if( p_sys->i_spu_size <= 0 )
{
int i_rle;
i_spu_size = ( p_out->p_buffer[0] << 8 )| p_out->p_buffer[1];
i_rle = ( ( p_out->p_buffer[2] << 8 )| p_out->p_buffer[3] ) - 4;
int i_rle = ( ( p_block->p_buffer[2] << 8 )| p_block->p_buffer[3] ) - 4;
msg_Dbg( p_pack->p_fifo, "i_spu_size=%d i_rle=%d", i_spu_size, i_rle );
if( i_spu_size == 0 || i_rle >= i_spu_size )
{
sout_BufferDelete( p_pack->p_sout_input->p_sout, p_out );
input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
return;
}
}
}
p_sys->i_spu_size = ( p_block->p_buffer[0] << 8 )| p_block->p_buffer[1];
input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
msg_Dbg( p_dec, "i_spu_size=%d i_rle=%d", p_sys->i_spu_size, i_rle );
if( (int)p_out->i_size >= i_spu_size )
if( p_sys->i_spu_size <= 0 || i_rle >= p_sys->i_spu_size )
{
break;
}
}
msg_Dbg( p_pack->p_fifo,
"SPU packets size=%d should be %d",
p_out->i_size, i_spu_size );
sout_InputSendBuffer( p_pack->p_sout_input, p_out );
}
p_sys->i_spu_size = 0;
p_sys->i_spu = 0;
p_sys->p_block = NULL;
/*****************************************************************************
* End : packetizer thread destruction
*****************************************************************************/
static void End ( packetizer_thread_t *p_pack)
{
if( p_pack->p_sout_input )
{
sout_InputDelete( p_pack->p_sout_input );
block_Release( p_block );
return NULL;
}
free( p_pack );
}
/*****************************************************************************
* AppendPEStoSoutBuffer: copy/cat one pes into a sout_buffer_t.
*****************************************************************************/
static void AppendPEStoSoutBuffer( sout_instance_t *p_sout,
sout_buffer_t **pp_out,
pes_packet_t *p_pes )
{
sout_buffer_t *p_out = *pp_out;
unsigned int i_out;
data_packet_t *p_data;
if( p_out == NULL )
{
i_out = 0;
p_out = *pp_out = sout_BufferNew( p_sout, p_pes->i_pes_size );
p_out->i_dts = p_pes->i_pts;
p_out->i_pts = p_pes->i_pts;
}
else
{
i_out = p_out->i_size;
sout_BufferRealloc( p_sout, p_out, i_out + p_pes->i_pes_size );
}
p_out->i_size = i_out + p_pes->i_pes_size;
for( p_data = p_pes->p_first; p_data != NULL; p_data = p_data->p_next)
{
int i_copy;
i_copy = __MIN( p_data->p_payload_end - p_data->p_payload_start,
p_out->i_size - i_out );
if( i_copy > 0 )
{
memcpy( &p_out->p_buffer[i_out],
p_data->p_payload_start,
i_copy );
}
i_out += i_copy;
}
p_out->i_size = i_out;
}
/*****************************************************************************
* input_ShowPES: Show the next PES in the fifo
*****************************************************************************/
static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes )
{
vlc_mutex_lock( &p_fifo->data_lock );
if( p_fifo->p_first == NULL )
{
if( p_fifo->b_die )
if( p_sys->i_spu >= p_sys->i_spu_size )
{
vlc_mutex_unlock( &p_fifo->data_lock );
*pp_pes = NULL;
return;
}
/* We have a complete sub */
block_t *p_ret = p_sys->p_block;
/* Signal the input thread we're waiting. This is only
* needed in case of slave clock (ES plug-in) but it won't
* harm. */
vlc_cond_signal( &p_fifo->data_wait );
msg_Dbg( p_dec, "SPU packets size=%d should be %d",
p_sys->i_spu, p_sys->i_spu_size );
/* Wait for the input to tell us when we received a packet. */
vlc_cond_wait( &p_fifo->data_wait, &p_fifo->data_lock );
p_sys->i_spu_size = 0;
p_sys->i_spu = 0;
p_sys->p_block = NULL;
return p_ret;
}
*pp_pes = p_fifo->p_first;
vlc_mutex_unlock( &p_fifo->data_lock );
return NULL;
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment