Skip to content

V
vlc-1.1
Commit fb38d422 authored by Gildas Bazin's avatar Gildas Bazin
Browse files
Options 

* modules/demux/rawdv.c: added support for DV audio now that ffmpeg can
   decode this.
* modules/codec/ffmpeg/ffmpeg.h, modules/codec/ffmpeg/ffmpeg.c: added the
   necessary fourcc for DV audio.
parent 9f975d14
Show whitespace changes
Inline Side-by-side
Showing with 82 additions and 12 deletions
modules/codec/ffmpeg/ffmpeg.c
View file @ fb38d422
......@@ -2,7 +2,7 @@
* ffmpeg.c: video decoder using ffmpeg library
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
* $Id: ffmpeg.c,v 1.23 2003/02/08 19:10:21 massiot Exp $
* $Id: ffmpeg.c,v 1.24 2003/02/18 19:42:57 gbazin Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -513,11 +513,21 @@ static int ffmpeg_GetFfmpegCodec( vlc_fourcc_t i_fourcc,
case FOURCC_dvsd:
case FOURCC_DVSD:
case FOURCC_dvhd:
case FOURCC_dvc:
case FOURCC_dvp:
i_cat = VIDEO_ES;
i_codec = CODEC_ID_DVVIDEO;
psz_name = "DV video";
break;
#if LIBAVCODEC_BUILD >= 4655
case FOURCC_dvau:
i_cat = AUDIO_ES;
i_codec = CODEC_ID_DVAUDIO;
psz_name = "DV audio";
break;
#endif
#if LIBAVCODEC_BUILD >= 4632
case FOURCC_WMA1:
case FOURCC_wma1:
......
modules/codec/ffmpeg/ffmpeg.h
View file @ fb38d422
......@@ -2,7 +2,7 @@
* ffmpeg_vdec.h: video decoder using ffmpeg library
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: ffmpeg.h,v 1.11 2002/12/10 10:22:04 fenrir Exp $
* $Id: ffmpeg.h,v 1.12 2003/02/18 19:42:57 gbazin Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -142,6 +142,8 @@ int E_( GetPESData )( u8 *p_buf, int i_max, pes_packet_t *p_pes );
#define FOURCC_dvsd VLC_FOURCC('d','v','s','d')
#define FOURCC_DVSD VLC_FOURCC('D','V','S','D')
#define FOURCC_dvhd VLC_FOURCC('d','v','h','d')
#define FOURCC_dvc VLC_FOURCC('d','v','c',' ')
#define FOURCC_dvp VLC_FOURCC('d','v','p',' ')
/*****************************************************************************
* Audio codec fourcc
......@@ -150,4 +152,5 @@ int E_( GetPESData )( u8 *p_buf, int i_max, pes_packet_t *p_pes );
#define FOURCC_wma1 VLC_FOURCC('w','m','a','1')
#define FOURCC_WMA2 VLC_FOURCC('W','M','A','2')
#define FOURCC_wma2 VLC_FOURCC('w','m','a','2')
#define FOURCC_dvau VLC_FOURCC('d','v','a','u')
modules/demux/rawdv.c
View file @ fb38d422
......@@ -2,7 +2,7 @@
* rawdv.c : raw dv input module for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: rawdv.c,v 1.3 2003/01/23 09:00:36 fenrir Exp $
* $Id: rawdv.c,v 1.4 2003/02/18 19:42:57 gbazin Exp $
*
* Authors: Gildas Bazin <gbazin@netcourrier.com>
*
......@@ -86,6 +86,7 @@ struct demux_sys_t
/* codec specific stuff */
BITMAPINFOHEADER *p_bih;
WAVEFORMATEX *p_wf;
double f_rate;
int i_bitrate;
......@@ -123,7 +124,7 @@ vlc_module_end();
static int Activate( vlc_object_t * p_this )
{
input_thread_t *p_input = (input_thread_t *)p_this;
byte_t *p_peek;
byte_t *p_peek, *p_peek_backup;
uint32_t i_dword;
demux_sys_t *p_rawdv;
dv_header_t dv_header;
......@@ -152,6 +153,7 @@ static int Activate( vlc_object_t * p_this )
msg_Err( p_input, "cannot peek()" );
return -1;
}
p_peek_backup = p_peek;
/* fill in the dv_id_t structure */
i_dword = GetDWBE( p_peek ); p_peek += 4;
......@@ -206,6 +208,7 @@ static int Activate( vlc_object_t * p_this )
}
memset( p_rawdv, 0, sizeof( demux_sys_t ) );
p_rawdv->p_bih = NULL;
p_rawdv->p_wf = NULL;
p_input->p_demux_data = p_rawdv;
p_rawdv->p_bih = (BITMAPINFOHEADER *) malloc( sizeof(BITMAPINFOHEADER) );
......@@ -237,6 +240,32 @@ static int Activate( vlc_object_t * p_this )
p_rawdv->f_rate = 29.97;
}
/* Audio stuff */
#if 0
p_peek = p_peek_backup + 80*6+80*16*3 + 3; /* beginning of AAUX pack */
if( *p_peek != 0x50 || *p_peek != 0x51 )
{
msg_Err( p_input, "AAUX should begin with 0x50" );
}
#endif
p_rawdv->p_wf = (WAVEFORMATEX *)malloc( sizeof(WAVEFORMATEX) );
if( !p_rawdv->p_wf )
{
msg_Err( p_input, "out of memory" );
goto error;
}
p_rawdv->p_wf->wFormatTag = 0;
p_rawdv->p_wf->nChannels = 2;
p_rawdv->p_wf->nSamplesPerSec = 44100; /* FIXME */
p_rawdv->p_wf->nAvgBytesPerSec = p_rawdv->f_rate * p_rawdv->frame_size;
p_rawdv->p_wf->nBlockAlign = p_rawdv->frame_size;
p_rawdv->p_wf->wBitsPerSample = 16;
p_rawdv->p_wf->cbSize = 0;
/* necessary because input_SplitBuffer() will only get
* INPUT_DEFAULT_BUFSIZE bytes at a time. */
p_input->i_bufsize = p_rawdv->frame_size;
......@@ -271,6 +300,18 @@ static int Activate( vlc_object_t * p_this )
input_SelectES( p_input, p_rawdv->p_video_es );
vlc_mutex_unlock( &p_input->stream.stream_lock );
/* Add audio stream */
vlc_mutex_lock( &p_input->stream.stream_lock );
p_rawdv->p_audio_es = input_AddES( p_input,
p_input->stream.p_selected_program,
2, 0 );
p_rawdv->p_audio_es->i_stream_id = 1;
p_rawdv->p_audio_es->i_fourcc = VLC_FOURCC( 'd','v','a','u' );
p_rawdv->p_audio_es->i_cat = AUDIO_ES;
p_rawdv->p_audio_es->p_waveformatex = (void *)p_rawdv->p_wf;
input_SelectES( p_input, p_rawdv->p_audio_es );
vlc_mutex_unlock( &p_input->stream.stream_lock );
/* Init pcr */
p_rawdv->i_pcr = 0;
......@@ -278,6 +319,7 @@ static int Activate( vlc_object_t * p_this )
error:
if( p_rawdv->p_bih ) free( p_rawdv->p_bih );
if( p_rawdv->p_wf ) free( p_rawdv->p_wf );
Deactivate( (vlc_object_t *)p_input );
return -1;
}
......@@ -301,17 +343,11 @@ static void Deactivate( vlc_object_t *p_this )
static int Demux( input_thread_t * p_input )
{
demux_sys_t *p_rawdv = (demux_sys_t *)p_input->p_demux_data;
decoder_fifo_t *p_fifo =
p_input->stream.p_selected_program->pp_es[0]->p_decoder_fifo;
pes_packet_t *p_pes;
pes_packet_t *p_audio_pes;
data_packet_t *p_data;
ssize_t i_read;
if( p_fifo == NULL )
{
return -1;
}
if( p_input->stream.p_selected_program->i_synchro_state == SYNCHRO_REINIT )
{
off_t i_pos;
......@@ -344,6 +380,7 @@ static int Demux( input_thread_t * p_input )
return i_read;
}
/* Build video PES packet */
p_pes = input_NewPES( p_input->p_method_data );
if( p_pes == NULL )
{
......@@ -360,7 +397,27 @@ static int Demux( input_thread_t * p_input )
input_ClockGetTS( p_input, p_input->stream.p_selected_program,
p_rawdv->i_pcr );
input_DecodePES( p_fifo, p_pes );
/* Do the same for audio */
p_audio_pes = input_NewPES( p_input->p_method_data );
if( p_pes == NULL )
{
msg_Err( p_input, "out of memory" );
input_DeletePacket( p_input->p_method_data, p_data );
return -1;
}
p_audio_pes->i_rate = p_input->stream.control.i_rate;
p_audio_pes->p_first = p_audio_pes->p_last =
input_ShareBuffer( p_input->p_method_data, p_data->p_buffer );
p_audio_pes->p_first->p_next = p_data->p_next;
p_audio_pes->p_first->p_payload_start = p_data->p_payload_start;
p_audio_pes->p_first->p_payload_end = p_data->p_payload_end;
p_audio_pes->i_pes_size = i_read;
p_audio_pes->i_nb_data = 1;
p_audio_pes->i_pts = p_pes->i_pts;
/* Decode PES packets */
input_DecodePES( p_rawdv->p_video_es->p_decoder_fifo, p_pes );
input_DecodePES( p_rawdv->p_audio_es->p_decoder_fifo, p_audio_pes );
p_rawdv->i_pcr += ( 90000 / p_rawdv->f_rate );
......
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