Commit 369ccbef authored by gbazin's avatar gbazin
Browse files

* modules/codec/realaudio.c: real audio (cook) decoder using real's libraries.

parent 7b9cc3cf
......@@ -2393,6 +2393,15 @@ then
fi
fi
dnl
dnl Real plugin
dnl
AC_ARG_ENABLE(real,
[ --enable-real Real audio module (default disabled)])
if test "${enable_real}" = "yes"; then
VLC_ADD_PLUGINS([realaudio])
fi
dnl
dnl MP4 module
dnl
......@@ -4308,6 +4317,8 @@ AS_IF([test "${enable_loader}" = "yes"],
VLC_ADD_LDFLAGS([dmo],[../../../loader/libloader.a])
VLC_ADD_CPPFLAGS([quicktime],[-I../../@top_srcdir@/loader])
VLC_ADD_LDFLAGS([quicktime],[../../loader/libloader.a])
VLC_ADD_CPPFLAGS([realaudio],[-I../../@top_srcdir@/loader])
VLC_ADD_LDFLAGS([realaudio],[../../loader/libloader.a])
])
dnl
......
......@@ -26,4 +26,5 @@ SOURCES_png = png.c
SOURCES_svcdsub = svcdsub.c
SOURCES_cvdsub = cvdsub.c
SOURCES_fake = fake.c
SOURCES_realaudio = realaudio.c
SOURCES_sdl_image = sdl_image.c
/*****************************************************************************
* realaudio.c: a realaudio decoder that uses the realaudio library/dll
*****************************************************************************
* Copyright (C) 2005 the VideoLAN team
* $Id: quicktime.c 11664 2005-07-09 06:17:09Z courmisch $
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#include <vlc/vlc.h>
#include <vlc/aout.h>
#include <vlc/vout.h>
#include <vlc/decoder.h>
#ifdef LOADER
/* Need the w32dll loader from mplayer */
# include <wine/winerror.h>
# include <ldt_keeper.h>
# include <wine/windef.h>
void *WINAPI LoadLibraryA( char *name );
void *WINAPI GetProcAddress( void *handle, char *func );
int WINAPI FreeLibrary( void *handle );
#endif
#ifndef WINAPI
# define WINAPI
#endif
#if defined(HAVE_DL_DLOPEN)
# if defined(HAVE_DLFCN_H) /* Linux, BSD, Hurd */
# include <dlfcn.h>
# endif
# if defined(HAVE_SYS_DL_H)
# include <sys/dl.h>
# endif
#endif
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
vlc_module_begin();
set_description( _("RealAudio library decoder") );
set_capability( "decoder", 10 );
set_category( CAT_INPUT );
set_subcategory( SUBCAT_INPUT_VCODEC );
set_callbacks( Open, Close );
vlc_module_end();
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int OpenDll( decoder_t * );
static int OpenNativeDll( decoder_t *, char *, char * );
static int OpenWin32Dll( decoder_t *, char *, char * );
static void CloseDll( decoder_t * );
static aout_buffer_t *Decode( decoder_t *, block_t ** );
struct decoder_sys_t
{
audio_date_t end_date;
/* Frame buffer for data reordering */
int i_subpacket;
int i_frame_size;
char *p_frame;
int i_frame;
/* Output buffer */
char *p_out;
/* Codec params */
void *context;
int i_subpacket_size;
int i_subpacket_h;
int i_codec_flavor;
int i_coded_frame_size;
int i_extra;
uint8_t *p_extra;
void *dll;
unsigned long (*raCloseCodec)(void*);
unsigned long (*raDecode)(void*, char*, unsigned long, char*,
unsigned int*, long);
unsigned long (*raFlush)(unsigned long, unsigned long, unsigned long);
unsigned long (*raFreeDecoder)(void*);
void* (*raGetFlavorProperty)(void*, unsigned long,
unsigned long, int*);
unsigned long (*raInitDecoder)(void*, void*);
unsigned long (*raOpenCodec)(void*);
unsigned long (*raOpenCodec2)(void*, void*);
unsigned long (*raSetFlavor)(void*, unsigned long);
void (*raSetDLLAccessPath)(char*);
void (*raSetPwd)(char*, char*);
#if defined(LOADER)
ldt_fs_t *ldt_fs;
#endif
void *win32_dll;
unsigned long WINAPI (*wraCloseCodec)(void*);
unsigned long WINAPI (*wraDecode)(void*, char*, unsigned long, char*,
unsigned int*, long);
unsigned long WINAPI (*wraFlush)(unsigned long, unsigned long,
unsigned long);
unsigned long WINAPI (*wraFreeDecoder)(void*);
void* WINAPI (*wraGetFlavorProperty)(void*, unsigned long,
unsigned long, int*);
unsigned long WINAPI (*wraInitDecoder)(void*, void*);
unsigned long WINAPI (*wraOpenCodec)(void*);
unsigned long WINAPI (*wraOpenCodec2)(void*, void*);
unsigned long WINAPI (*wraSetFlavor)(void*, unsigned long);
void WINAPI (*wraSetDLLAccessPath)(char*);
void WINAPI (*wraSetPwd)(char*, char*);
};
/* linux dlls doesn't need packing */
typedef struct /*__attribute__((__packed__))*/ {
int samplerate;
short bits;
short channels;
short quality;
/* 2bytes padding here, by gcc */
int bits_per_frame;
int packetsize;
int extradata_len;
void* extradata;
} ra_init_t;
/* windows dlls need packed structs (no padding) */
typedef struct __attribute__((__packed__)) {
int samplerate;
short bits;
short channels;
short quality;
int bits_per_frame;
int packetsize;
int extradata_len;
void* extradata;
} wra_init_t;
void *__builtin_new(unsigned long size) {return malloc(size);}
void __builtin_delete(void *p) {free(p);}
static int pi_channels_maps[7] =
{
0,
AOUT_CHAN_CENTER,
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
| AOUT_CHAN_REARRIGHT,
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
| AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
| AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
};
/*****************************************************************************
* Open: probe the decoder and return score
*****************************************************************************
* Tries to launch a decoder and return score so that the interface is able
* to choose.
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
switch( p_dec->fmt_in.i_codec )
{
case VLC_FOURCC('c','o','o','k'):
break;
default:
return VLC_EGENERIC;
}
p_dec->p_sys = p_sys = malloc( sizeof( decoder_sys_t ) );
memset( p_sys, 0, sizeof(decoder_sys_t) );
if( p_dec->fmt_in.i_extra >= 10 )
{
p_sys->i_subpacket_size = ((short *)(p_dec->fmt_in.p_extra))[0];
p_sys->i_subpacket_h = ((short *)(p_dec->fmt_in.p_extra))[1];
p_sys->i_codec_flavor = ((short *)(p_dec->fmt_in.p_extra))[2];
p_sys->i_coded_frame_size = ((short *)(p_dec->fmt_in.p_extra))[3];
p_sys->i_extra = ((short*)(p_dec->fmt_in.p_extra))[4];
p_sys->p_extra = p_dec->fmt_in.p_extra + 10;
}
if( OpenDll( p_dec ) != VLC_SUCCESS )
{
free( p_sys );
return VLC_EGENERIC;
}
#ifdef LOADER
if( p_sys->win32_dll ) Close( p_this );
#endif
es_format_Init( &p_dec->fmt_out, AUDIO_ES, AOUT_FMT_S16_NE );
p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
p_dec->fmt_out.audio.i_bitspersample =
p_dec->fmt_in.audio.i_bitspersample;
p_dec->fmt_out.audio.i_physical_channels =
p_dec->fmt_out.audio.i_original_channels =
pi_channels_maps[p_dec->fmt_out.audio.i_channels];
aout_DateInit( &p_sys->end_date, p_dec->fmt_out.audio.i_rate );
aout_DateSet( &p_sys->end_date, 0 );
p_dec->pf_decode_audio = Decode;
p_sys->i_frame_size =
p_dec->fmt_in.audio.i_blockalign * p_sys->i_subpacket_h;
p_sys->p_frame = malloc( p_sys->i_frame_size );
p_sys->i_subpacket = 0;
p_sys->i_frame = 0;
p_sys->p_out = malloc( 4096 * 10 );
return VLC_SUCCESS;
}
/*****************************************************************************
* Close:
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
CloseDll( p_dec );
if( p_dec->p_sys->p_frame ) free( p_dec->p_sys->p_frame );
if( p_dec->p_sys->p_out ) free( p_dec->p_sys->p_out );
free( p_dec->p_sys );
}
/*****************************************************************************
* OpenDll:
*****************************************************************************/
static int OpenDll( decoder_t *p_dec )
{
char *psz_codec, *psz_dll;
int i, i_result;
char *ppsz_path[] =
{
".",
"z:\\home\\videolan\\vlc",
"/home/videolan/vlc",
#ifndef WIN32
"/usr/local/RealPlayer8/Codecs",
"/usr/RealPlayer8/Codecs",
"/usr/lib/RealPlayer8/Codecs",
"/opt/RealPlayer8/Codecs",
"/usr/lib/RealPlayer9/users/Real/Codecs",
"/usr/lib64/RealPlayer8/Codecs",
"/usr/lib64/RealPlayer9/users/Real/Codecs",
"/usr/lib/win32",
#endif
NULL
};
switch( p_dec->fmt_in.i_codec )
{
case VLC_FOURCC('c','o','o','k'):
psz_codec = "cook.so.6.0";
break;
case VLC_FOURCC('2','8','_','8'):
psz_codec = "28_8.so.6.0";
break;
case VLC_FOURCC('1','4','_','4'):
psz_codec = "14_4.so.6.0";
break;
default:
return VLC_EGENERIC;
}
for( i = 0; ppsz_path[i]; i++ )
{
asprintf( &psz_dll, "%s/%s", ppsz_path[i], psz_codec );
i_result = OpenNativeDll( p_dec, ppsz_path[i], psz_dll );
free( psz_dll );
if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
}
switch( p_dec->fmt_in.i_codec )
{
case VLC_FOURCC('c','o','o','k'):
psz_codec = "cook3260.dll";
break;
case VLC_FOURCC('2','8','_','8'):
psz_codec = "28_83260.dll";
break;
case VLC_FOURCC('1','4','_','4'):
psz_codec = "14_43260.dll";
break;
default:
return VLC_EGENERIC;
}
for( i = 0; ppsz_path[i]; i++ )
{
asprintf( &psz_dll, "%s\\%s", ppsz_path[i], psz_codec );
i_result = OpenWin32Dll( p_dec, ppsz_path[i], psz_dll );
free( psz_dll );
if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
}
return VLC_EGENERIC;
}
static int OpenNativeDll( decoder_t *p_dec, char *psz_path, char *psz_dll )
{
#if defined(HAVE_DL_DLOPEN)
decoder_sys_t *p_sys = p_dec->p_sys;
void *handle = 0, *context = 0;
unsigned int i_result;
void *p_prop;
int i_prop;
ra_init_t init_data =
{
p_dec->fmt_in.audio.i_rate,
p_dec->fmt_in.audio.i_bitspersample,
p_dec->fmt_in.audio.i_channels,
100, /* quality */
p_sys->i_subpacket_size,
p_sys->i_coded_frame_size,
p_sys->i_extra, p_sys->p_extra
};
msg_Dbg( p_dec, "opening library '%s'", psz_dll );
if( !(handle = dlopen( psz_dll, RTLD_LAZY )) )
{
msg_Dbg( p_dec, "couldn't load library '%s' (%s)",
psz_dll, dlerror() );
return VLC_EGENERIC;
}
p_sys->raCloseCodec = dlsym( handle, "RACloseCodec" );
p_sys->raDecode = dlsym( handle, "RADecode" );
p_sys->raFlush = dlsym( handle, "RAFlush" );
p_sys->raFreeDecoder = dlsym( handle, "RAFreeDecoder" );
p_sys->raGetFlavorProperty = dlsym( handle, "RAGetFlavorProperty" );
p_sys->raOpenCodec = dlsym( handle, "RAOpenCodec" );
p_sys->raOpenCodec2 = dlsym( handle, "RAOpenCodec2" );
p_sys->raInitDecoder = dlsym( handle, "RAInitDecoder" );
p_sys->raSetFlavor = dlsym( handle, "RASetFlavor" );
p_sys->raSetDLLAccessPath = dlsym( handle, "SetDLLAccessPath" );
p_sys->raSetPwd = dlsym( handle, "RASetPwd" ); // optional, used by SIPR
if( !(p_sys->raOpenCodec || p_sys->raOpenCodec2) ||
!p_sys->raCloseCodec || !p_sys->raInitDecoder ||
!p_sys->raDecode || !p_sys->raFreeDecoder ||
!p_sys->raGetFlavorProperty || !p_sys->raSetFlavor
/* || !p_sys->raFlush || !p_sys->raSetDLLAccessPath */ )
{
goto error_native;
}
if( p_sys->raOpenCodec2 )
i_result = p_sys->raOpenCodec2( &context, psz_path );
else
i_result = p_sys->raOpenCodec( &context );
if( i_result )
{
msg_Err( p_dec, "decoder open failed, error code: 0x%x", i_result );
goto error_native;
}
i_result = p_sys->raInitDecoder( context, &init_data );
if( i_result )
{
msg_Err( p_dec, "decoder init failed, error code: 0x%x", i_result );
goto error_native;
}
i_result = p_sys->raSetFlavor( context, p_sys->i_codec_flavor );
if( i_result )
{
msg_Err( p_dec, "decoder flavor setup failed, error code: 0x%x",
i_result );
goto error_native;
}
p_prop = p_sys->raGetFlavorProperty( context, p_sys->i_codec_flavor,
0, &i_prop );
msg_Dbg( p_dec, "audio codec: [%d] %s",
p_sys->i_codec_flavor, (char *)p_prop );
p_prop = p_sys->raGetFlavorProperty( context, p_sys->i_codec_flavor,
1, &i_prop );
if( p_prop )
{
int i_bps = ((*((int*)p_prop))+4)/8;
msg_Dbg( p_dec, "audio bitrate: %5.3f kbit/s (%d bps)",
(*((int*)p_prop))*0.001f, i_bps );
}
p_sys->context = context;
p_sys->dll = handle;
return VLC_SUCCESS;
error_native:
if( context ) p_sys->raFreeDecoder( context );
if( context ) p_sys->raCloseCodec( context );
dlclose( handle );
#endif
return VLC_EGENERIC;
}
static int OpenWin32Dll( decoder_t *p_dec, char *psz_path, char *psz_dll )
{
#if defined(LOADER) || defined(WIN32)
decoder_sys_t *p_sys = p_dec->p_sys;
void *handle = 0, *context = 0;
unsigned int i_result;
void *p_prop;
int i_prop;
wra_init_t init_data =
{
p_dec->fmt_in.audio.i_rate,
p_dec->fmt_in.audio.i_bitspersample,
p_dec->fmt_in.audio.i_channels,
100, /* quality */
p_sys->i_subpacket_size,
p_sys->i_coded_frame_size,
p_sys->i_extra, p_sys->p_extra
};
msg_Err( p_dec, "opening win32 dll '%s'", psz_dll );
#ifdef LOADER
Setup_LDT_Keeper();
#endif
if( !(handle = LoadLibraryA( psz_dll )) )
{
msg_Dbg( p_dec, "couldn't load dll '%s'", psz_dll );
return VLC_EGENERIC;
}
p_sys->wraCloseCodec = GetProcAddress( handle, "RACloseCodec" );
p_sys->wraDecode = GetProcAddress( handle, "RADecode" );
p_sys->wraFlush = GetProcAddress( handle, "RAFlush" );
p_sys->wraFreeDecoder = GetProcAddress( handle, "RAFreeDecoder" );
p_sys->wraGetFlavorProperty =
GetProcAddress( handle, "RAGetFlavorProperty" );
p_sys->wraOpenCodec = GetProcAddress( handle, "RAOpenCodec" );
p_sys->wraOpenCodec2 = GetProcAddress( handle, "RAOpenCodec2" );
p_sys->wraInitDecoder = GetProcAddress( handle, "RAInitDecoder" );
p_sys->wraSetFlavor = GetProcAddress( handle, "RASetFlavor" );
p_sys->wraSetDLLAccessPath = GetProcAddress( handle, "SetDLLAccessPath" );
p_sys->wraSetPwd =
GetProcAddress( handle, "RASetPwd" ); // optional, used by SIPR
if( !(p_sys->wraOpenCodec || p_sys->wraOpenCodec2) ||
!p_sys->wraCloseCodec || !p_sys->wraInitDecoder ||
!p_sys->wraDecode || !p_sys->wraFreeDecoder ||
!p_sys->wraGetFlavorProperty || !p_sys->wraSetFlavor
/* || !p_sys->wraFlush || !p_sys->wraSetDLLAccessPath */ )
{
FreeLibrary( handle );
return VLC_EGENERIC;
}
if( p_sys->wraOpenCodec2 )
i_result = p_sys->wraOpenCodec2( &context, psz_path );
else
i_result = p_sys->wraOpenCodec( &context );
if( i_result )
{
msg_Err( p_dec, "decoder open failed, error code: 0x%x", i_result );
goto error_win32;
}
i_result = p_sys->wraInitDecoder( context, &init_data );
if( i_result )
{
msg_Err( p_dec, "decoder init failed, error code: 0x%x", i_result );
goto error_win32;
}
i_result = p_sys->wraSetFlavor( context, p_sys->i_codec_flavor );
if( i_result )
{
msg_Err( p_dec, "decoder flavor setup failed, error code: 0x%x",
i_result );
goto error_win32;
}
p_prop = p_sys->wraGetFlavorProperty( context, p_sys->i_codec_flavor,
0, &i_prop );
msg_Dbg( p_dec, "audio codec: [%d] %s",
p_sys->i_codec_flavor, (char *)p_prop );
p_prop = p_sys->wraGetFlavorProperty( context, p_sys->i_codec_flavor,
1, &i_prop );
if( p_prop )
{
int i_bps = ((*((int*)p_prop))+4)/8;
msg_Dbg( p_dec, "audio bitrate: %5.3f kbit/s (%d bps)",
(*((int*)p_prop))*0.001f, i_bps );
}
p_sys->context = context;
p_sys->win32_dll = handle;
return VLC_SUCCESS;
error_win32:
if( context ) p_sys->wraFreeDecoder( context );
if( context ) p_sys->wraCloseCodec( context );
FreeLibrary( handle );
#endif
return VLC_EGENERIC;
}
/*****************************************************************************
* CloseDll:
*****************************************************************************/
static void CloseDll( decoder_t *p_dec )
{
decoder_sys_t *p_sys = p_dec->p_sys;
if( p_sys->context && p_sys->dll )
{
p_sys->raFreeDecoder( p_sys->context );
p_sys->raCloseCodec( p_sys->context );
}
if( p_sys->context && p_sys->win32_dll )
{
p_sys->wraFreeDecoder( p_sys->context );
p_sys->wraCloseCodec( p_sys->context );
}
#if defined(HAVE_DL_DLOPEN)
if( p_sys->dll ) dlclose( p_sys->dll );
#endif
#if defined(LOADER) || defined(WIN32)
if( p_sys->win32_dll ) FreeLibrary( p_sys->win32_dll );
#if 0 //def LOADER /* Segfaults */
Restore_LDT_Keeper( p_sys->ldt_fs );
msg_Dbg( p_dec, "Restore_LDT_Keeper" );
#endif
#endif
p_sys->dll = 0;