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vlc-gpu
Commit a72aea60 authored by Laurent Aimar's avatar Laurent Aimar
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Merged m4v demuxer into es.c (close #2822).

parent 9df6ed9c
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Showing with 68 additions and 208 deletions
modules/demux/mpeg/Modules.am
View file @ a72aea60
......@@ -6,6 +6,5 @@ SOURCES_h264 = h264.c
libvlc_LTLIBRARIES += \
libes_plugin.la \
libmpgv_plugin.la \
libm4v_plugin.la \
libh264_plugin.la \
$(NULL)
modules/demux/mpeg/es.c
View file @ a72aea60
......@@ -43,8 +43,13 @@
* Module descriptor
*****************************************************************************/
static int OpenAudio( vlc_object_t * );
static int OpenVideo( vlc_object_t * );
static void Close ( vlc_object_t * );
#define FPS_TEXT N_("Frames per Second")
#define FPS_LONGTEXT N_("This is the frame rate used as a fallback when " \
"playing MPEG video elementary streams.")
vlc_module_begin ()
set_category( CAT_INPUT )
set_subcategory( SUBCAT_INPUT_DEMUX )
......@@ -68,6 +73,15 @@ vlc_module_begin ()
add_shortcut( "mlp" )
add_shortcut( "thd" )
add_submodule()
set_description( N_("MPEG-4 video" ) )
set_capability( "demux", 0 )
set_callbacks( OpenVideo, Close )
add_float( "es-fps", 25, NULL, FPS_TEXT, FPS_LONGTEXT, false )
add_shortcut( "m4v" )
add_shortcut( "mp4v" )
vlc_module_end ()
/*****************************************************************************
......@@ -108,6 +122,8 @@ struct demux_sys_t
int64_t i_stream_offset;
float f_fps;
/* Mpga specific */
struct
{
......@@ -145,6 +161,12 @@ static const codec_t p_codecs[] = {
{ 0, false, NULL, NULL, NULL }
};
static int VideoInit( demux_t *p_demux );
static const codec_t codec_m4v = {
VLC_CODEC_MP4V, false, "mp4 video", NULL, VideoInit
};
/*****************************************************************************
* OpenCommon: initializes demux structures
*****************************************************************************/
......@@ -164,6 +186,7 @@ static int OpenCommon( demux_t *p_demux,
p_sys->b_estimate_bitrate = true;
p_sys->i_bitrate_avg = 0;
p_sys->b_big_endian = false;
p_sys->f_fps = var_InheritFloat( p_demux, "es-fps" );
if( stream_Seek( p_demux->s, p_sys->i_stream_offset ) )
{
......@@ -200,7 +223,29 @@ static int OpenAudio( vlc_object_t *p_this )
}
return VLC_EGENERIC;
}
static int OpenVideo( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t*)p_this;
/* Only m4v is supported for the moment */
bool b_m4v_ext = demux_IsPathExtension( p_demux, ".m4v" );
bool b_m4v_forced = demux_IsForced( p_demux, "m4v" ) ||
demux_IsForced( p_demux, "mp4v" );
if( !b_m4v_ext && !b_m4v_forced )
return VLC_EGENERIC;
const uint8_t *p_peek;
if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 )
return VLC_EGENERIC;
if( p_peek[0] != 0x00 || p_peek[1] != 0x00 || p_peek[2] != 0x01 )
{
if( !b_m4v_forced)
return VLC_EGENERIC;
msg_Warn( p_demux,
"this doesn't look like an MPEG ES stream, continuing anyway" );
}
return OpenCommon( p_demux, VIDEO_ES, &codec_m4v, 0 );
}
/*****************************************************************************
* Demux: reads and demuxes data packets
*****************************************************************************
......@@ -260,8 +305,18 @@ static int Demux( demux_t *p_demux )
if( p_sys->b_estimate_bitrate )
p_sys->i_bitrate_avg = p_sys->p_packetizer->fmt_out.i_bitrate;
}
if( p_sys->p_packetizer->fmt_out.i_cat == VIDEO_ES )
{
if( p_block_out->i_pts <= VLC_TS_INVALID &&
p_block_out->i_dts <= VLC_TS_INVALID )
p_block_out->i_dts = VLC_TS_0 + p_sys->i_pts + 1000000 / p_sys->f_fps;
if( p_block_out->i_dts > VLC_TS_INVALID )
p_sys->i_pts = p_block_out->i_dts - VLC_TS_0;
}
else
{
p_sys->i_pts = p_block_out->i_pts - VLC_TS_0;
}
/* Re-estimate bitrate */
if( p_sys->b_estimate_bitrate && p_sys->i_pts > INT64_C(500000) )
......@@ -902,3 +957,14 @@ static int MlpInit( demux_t *p_demux )
return VLC_SUCCESS;
}
/*****************************************************************************
* Video
*****************************************************************************/
static int VideoInit( demux_t *p_demux )
{
demux_sys_t *p_sys = p_demux->p_sys;
p_sys->i_packet_size = 4096;
return VLC_SUCCESS;
}
modules/demux/mpeg/m4v.c deleted 100644 → 0
View file @ 9df6ed9c
/*****************************************************************************
* m4v.c : MPEG-4 Video demuxer
*****************************************************************************
* Copyright (C) 2002-2004 the VideoLAN team
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* 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
* (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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_demux.h>
#include <vlc_codec.h>
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
#define FPS_TEXT N_("Frames per Second")
#define FPS_LONGTEXT N_("This is the desired frame rate when " \
"playing MPEG4 video elementary streams.")
vlc_module_begin ()
set_category( CAT_INPUT )
set_subcategory( SUBCAT_INPUT_DEMUX )
set_description( N_("MPEG-4 video demuxer" ) )
set_shortname( N_("MPEG-4 V") )
set_capability( "demux", 0 )
set_callbacks( Open, Close )
add_shortcut( "m4v" )
add_shortcut( "mp4v" )
add_float( "m4v-fps", 25, NULL, FPS_TEXT, FPS_LONGTEXT, false )
vlc_module_end ()
/*****************************************************************************
* Local prototypes
*****************************************************************************/
struct demux_sys_t
{
mtime_t i_dts;
es_out_id_t *p_es;
float f_fps;
decoder_t *p_packetizer;
};
static int Demux( demux_t * );
static int Control( demux_t *, int, va_list );
#define M4V_PACKET_SIZE 4096
/*****************************************************************************
* Open: initializes demux structures
*****************************************************************************/
static int Open( vlc_object_t * p_this )
{
demux_t *p_demux = (demux_t*)p_this;
demux_sys_t *p_sys;
const uint8_t *p_peek;
es_format_t fmt;
if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
if( p_peek[0] != 0x00 || p_peek[1] != 0x00 || p_peek[2] != 0x01 )
{
if( !p_demux->b_force )
{
msg_Warn( p_demux, "m4v module discarded (no startcode)" );
return VLC_EGENERIC;
}
msg_Warn( p_demux, "this doesn't look like an MPEG-4 ES stream, "
"continuing anyway" );
}
p_demux->pf_demux = Demux;
p_demux->pf_control= Control;
p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
p_sys->p_es = NULL;
p_sys->i_dts = 0;
/* Load the mpeg4video packetizer */
es_format_Init( &fmt, VIDEO_ES, VLC_FOURCC( 'm', 'p', '4', 'v' ) );
p_sys->p_packetizer = demux_PacketizerNew( p_demux, &fmt, "mpeg4 video" );
if( !p_sys->p_packetizer )
{
free( p_sys );
return VLC_EGENERIC;
}
/* We need to wait until we get p_extra (VOL header) from the packetizer
* before we create the output */
p_sys->f_fps = var_CreateGetFloat( p_demux, "m4v-fps" );
return VLC_SUCCESS;
}
/*****************************************************************************
* Close: frees unused data
*****************************************************************************/
static void Close( vlc_object_t * p_this )
{
demux_t *p_demux = (demux_t*)p_this;
demux_sys_t *p_sys = p_demux->p_sys;
demux_PacketizerDestroy( p_sys->p_packetizer );
free( p_sys );
}
/*****************************************************************************
* Demux: reads and demuxes data packets
*****************************************************************************
* Returns -1 in case of error, 0 in case of EOF, 1 otherwise
*****************************************************************************/
static int Demux( demux_t *p_demux)
{
demux_sys_t *p_sys = p_demux->p_sys;
block_t *p_block_in, *p_block_out;
if( ( p_block_in = stream_Block( p_demux->s, M4V_PACKET_SIZE ) ) == NULL )
{
return 0;
}
/* m4v demuxer doesn't set pts/dts at all */
p_block_in->i_dts = VLC_TS_0 + p_sys->i_dts;
p_block_in->i_pts = VLC_TS_INVALID;
while( (p_block_out = p_sys->p_packetizer->pf_packetize( p_sys->p_packetizer, &p_block_in )) )
{
while( p_block_out )
{
block_t *p_next = p_block_out->p_next;
if( p_sys->p_es == NULL )
{
p_sys->p_packetizer->fmt_out.b_packetized = true;
p_sys->p_es = es_out_Add( p_demux->out, &p_sys->p_packetizer->fmt_out);
}
es_out_Control( p_demux->out, ES_OUT_SET_PCR, VLC_TS_0 + p_sys->i_dts );
p_block_out->p_next = NULL;
if( p_block_out->i_pts == p_block_out->i_dts )
{
p_block_out->i_pts = VLC_TS_0 + p_sys->i_dts;
}
else
{
p_block_out->i_pts = VLC_TS_INVALID;
}
p_block_out->i_dts = VLC_TS_0 + p_sys->i_dts;
es_out_Send( p_demux->out, p_sys->p_es, p_block_out );
p_block_out = p_next;
/* FIXME FIXME FIXME FIXME */
p_sys->i_dts += (mtime_t)1000000 / p_sys->f_fps;
/* FIXME FIXME FIXME FIXME */
}
}
return 1;
}
/*****************************************************************************
* Control:
*****************************************************************************/
static int Control( demux_t *p_demux, int i_query, va_list args )
{
/* demux_sys_t *p_sys = p_demux->p_sys; */
/* FIXME calculate the bitrate */
if( i_query == DEMUX_SET_TIME )
return VLC_EGENERIC;
else
return demux_vaControlHelper( p_demux->s,
0, -1,
0, 1, i_query, args );
}
po/POTFILES.in
View file @ a72aea60
......@@ -476,7 +476,6 @@ modules/demux/mp4/mp4.c
modules/demux/mpc.c
modules/demux/mpeg/es.c
modules/demux/mpeg/h264.c
modules/demux/mpeg/m4v.c
modules/demux/mpeg/mpgv.c
modules/demux/nsc.c
modules/demux/nsv.c
......
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