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Commit bb7f54bb authored by Gildas Bazin's avatar Gildas Bazin
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* modules/codec/dmo/*: added dmo encoder (can't get video encoding to work though).

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modules/codec/dmo/dmo.c
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/***************************************************************************** /*****************************************************************************
* dmo.c : DirectMedia Object decoder module for vlc * dmo.c : DirectMedia Object decoder module for vlc
***************************************************************************** *****************************************************************************
* Copyright (C) 2002, 2003 VideoLAN * Copyright (C) 2002, 2003 VideoLAN
* $Id$ * $Id$
* *
* Author: Gildas Bazin <gbazin@videolan.org> * Author: Gildas Bazin <gbazin@videolan.org>
* *
* This program is free software; you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or * the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version. * (at your option) any later version.
* *
* This program is distributed in the hope that it will be useful, * This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details. * GNU General Public License for more details.
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/ *****************************************************************************/
/***************************************************************************** #define DMO_DEBUG 1
* Preamble /*****************************************************************************
*****************************************************************************/ * Preamble
#include <stdlib.h> *****************************************************************************/
#include <stdio.h> #include <stdlib.h>
#include <string.h> #include <stdio.h>
#include <string.h>
#include <vlc/vlc.h>
#include <vlc/decoder.h> #include <vlc/vlc.h>
#include <vlc/vout.h> #include <vlc/decoder.h>
#include <vlc/vout.h>
#ifndef WIN32
# define LOADER #ifndef WIN32
#else # define LOADER
# include <objbase.h> #else
#endif # include <objbase.h>
#endif
#ifdef LOADER
/* Need the w32dll loader from mplayer */ #ifdef LOADER
# include <wine/winerror.h> /* Need the w32dll loader from mplayer */
# include <ldt_keeper.h> # include <wine/winerror.h>
# include <wine/windef.h> # include <ldt_keeper.h>
#endif # include <wine/windef.h>
#endif
#include "codecs.h"
#include "dmo.h" #include "codecs.h"
#include "dmo.h"
#ifdef LOADER
/* Not Needed */ #ifdef LOADER
long CoInitialize( void *pvReserved ) { return -1; } /* Not Needed */
void CoUninitialize( void ) { } long CoInitialize( void *pvReserved ) { return -1; }
void CoUninitialize( void ) { }
/* A few prototypes */
HMODULE WINAPI LoadLibraryA(LPCSTR); /* A few prototypes */
#define LoadLibrary LoadLibraryA HMODULE WINAPI LoadLibraryA(LPCSTR);
FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR); #define LoadLibrary LoadLibraryA
int WINAPI FreeLibrary(HMODULE); FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
typedef long STDCALL (*GETCLASS) ( const GUID*, const GUID*, void** ); int WINAPI FreeLibrary(HMODULE);
#endif /* LOADER */ typedef long STDCALL (*GETCLASS) ( const GUID*, const GUID*, void** );
#endif /* LOADER */
static int pi_channels_maps[7] =
{ static int pi_channels_maps[7] =
0, {
AOUT_CHAN_CENTER, 0,
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT, AOUT_CHAN_CENTER,
AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
| AOUT_CHAN_REARRIGHT, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARRIGHT,
| AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
| AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
}; | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
};
/*****************************************************************************
* Module descriptor /*****************************************************************************
*****************************************************************************/ * Module descriptor
static int Open ( vlc_object_t * ); *****************************************************************************/
static int DecoderOpen ( vlc_object_t * ); static int DecoderOpen ( vlc_object_t * );
static void DecoderClose ( vlc_object_t * ); static int DecOpen ( vlc_object_t * );
static void *DecodeBlock ( decoder_t *, block_t ** ); static void DecoderClose ( vlc_object_t * );
static void *DecodeBlock ( decoder_t *, block_t ** );
static void CopyPicture( decoder_t *, picture_t *, uint8_t * );
static int EncoderOpen ( vlc_object_t * );
vlc_module_begin(); static int EncOpen ( vlc_object_t * );
set_description( _("DirectMedia Object decoder") ); static void EncoderClose ( vlc_object_t * );
add_shortcut( "dmo" ); static block_t *EncodeBlock( encoder_t *, void * );
set_capability( "decoder", 1 );
set_callbacks( Open, DecoderClose ); static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
vlc_module_end(); es_format_t *, vlc_bool_t );
static void CopyPicture( decoder_t *, picture_t *, uint8_t * );
/*****************************************************************************
* Local prototypes vlc_module_begin();
*****************************************************************************/ set_description( _("DirectMedia Object decoder") );
add_shortcut( "dmo" );
/**************************************************************************** set_capability( "decoder", 1 );
* Decoder descriptor declaration set_callbacks( DecoderOpen, DecoderClose );
****************************************************************************/
struct decoder_sys_t # define ENC_CFG_PREFIX "sout-dmo-"
{ add_submodule();
HINSTANCE hmsdmo_dll; set_description( _("DirectMedia Object encoder") );
IMediaObject *p_dmo; set_capability( "encoder", 10 );
set_callbacks( EncoderOpen, EncoderClose );
int i_min_output;
uint8_t *p_buffer; vlc_module_end();
audio_date_t end_date; /*****************************************************************************
* Local prototypes
#ifdef LOADER *****************************************************************************/
ldt_fs_t *ldt_fs;
#endif /****************************************************************************
}; * Decoder descriptor declaration
****************************************************************************/
#ifdef LOADER struct decoder_sys_t
static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } }; {
static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } }; HINSTANCE hmsdmo_dll;
IMediaObject *p_dmo;
static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } }; int i_min_output;
uint8_t *p_buffer;
static const struct
{ date_t end_date;
vlc_fourcc_t i_fourcc;
const char *psz_dll; #ifdef LOADER
const GUID *p_guid; ldt_fs_t *ldt_fs;
} codecs_table[] = #endif
{ };
/* WM3 */
{ VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 }, #ifdef LOADER
{ VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 }, static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
/* WMV2 */ static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
{ VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
{ VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv }, static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
/* WMV1 */ static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
{ VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
{ VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv }, static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
/* WMA 3*/
{ VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 }, typedef struct
{ VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 }, {
vlc_fourcc_t i_fourcc;
/* */ const char *psz_dll;
{ 0, NULL, NULL } const GUID *p_guid;
};
#endif /* LOADER */ } codec_dll;
/***************************************************************************** static const codec_dll decoders_table[] =
* Open: open dmo codec {
*****************************************************************************/ /* WM3 */
static int Open( vlc_object_t *p_this ) { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
{ { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
#ifndef LOADER /* WMV2 */
return DecoderOpen( p_this ); { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
{ VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
#else /* WMV1 */
decoder_t *p_dec = (decoder_t*)p_this; { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
int i; { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
/* We can't open it now, because of ldt_keeper or something
* Open/Decode/Close has to be done in the same thread */ /* WMA 3 */
{ VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
p_dec->p_sys = NULL; { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
/* WMA 2 */
/* Probe if we support it */ { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
for( i = 0; codecs_table[i].i_fourcc != 0; i++ ) { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
{
if( codecs_table[i].i_fourcc == p_dec->fmt_in.i_codec ) /* */
{ { 0, NULL, NULL }
msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s", };
(char*)&p_dec->fmt_in.i_codec, codecs_table[i].psz_dll );
static const codec_dll encoders_table[] =
/* Set callbacks */ {
p_dec->pf_decode_video = /* WMV2 */
(picture_t *(*)(decoder_t *, block_t **))DecodeBlock; { VLC_FOURCC('W','M','V','2'), "wmvdmoe.dll", &guid_wmv_enc },
p_dec->pf_decode_audio = { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
(aout_buffer_t *(*)(decoder_t *, block_t **))DecodeBlock; /* WMV1 */
return VLC_SUCCESS; { VLC_FOURCC('W','M','V','1'), "wmvdmoe.dll", &guid_wmv_enc },
} { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
}
/* WMA 3 */
return VLC_EGENERIC; { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
#endif /* LOADER */ { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
} /* WMA 2 */
{ VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
/***************************************************************************** { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
* DecoderOpen: open dmo codec
*****************************************************************************/ /* */
static int DecoderOpen( vlc_object_t *p_this ) { 0, NULL, NULL }
{ };
decoder_t *p_dec = (decoder_t*)p_this;
decoder_sys_t *p_sys = NULL; #endif /* LOADER */
DMO_PARTIAL_MEDIATYPE dmo_partial_type; static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
DMO_MEDIA_TYPE dmo_input_type, dmo_output_type; {
IMediaObject *p_dmo = NULL; if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
VIDEOINFOHEADER *p_vih = NULL; mt->cbFormat = 0;
WAVEFORMATEX *p_wf = NULL; mt->pbFormat = NULL;
mt->pUnk = NULL;
#ifdef LOADER }
ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
#endif /* LOADER */ /*****************************************************************************
* DecoderOpen: open dmo codec
HINSTANCE hmsdmo_dll = NULL; *****************************************************************************/
static int DecoderOpen( vlc_object_t *p_this )
/* Look for a DMO which can handle the requested codec */ {
if( p_dec->fmt_in.i_cat == AUDIO_ES ) decoder_t *p_dec = (decoder_t*)p_this;
{
uint16_t i_tag; #ifndef LOADER
dmo_partial_type.type = MEDIATYPE_Audio; int i_ret = DecOpen( p_this );
dmo_partial_type.subtype = dmo_partial_type.type; if( i_ret != VLC_SUCCESS ) return i_ret;
dmo_partial_type.subtype.Data1 = p_dec->fmt_in.i_codec;
fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag; #else
} /* We can't open it now, because of ldt_keeper or something
else * Open/Decode/Close has to be done in the same thread */
{ int i;
dmo_partial_type.type = MEDIATYPE_Video;
dmo_partial_type.subtype = dmo_partial_type.type; p_dec->p_sys = NULL;
dmo_partial_type.subtype.Data1 = p_dec->fmt_in.i_codec;
} /* Probe if we support it */
for( i = 0; decoders_table[i].i_fourcc != 0; i++ )
#ifndef LOADER {
{ if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
IEnumDMO *p_enum_dmo = NULL; {
WCHAR *psz_dmo_name; msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
GUID clsid_dmo; (char*)&p_dec->fmt_in.i_codec,
long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t, decoders_table[i].psz_dll );
const DMO_PARTIAL_MEDIATYPE *, break;
uint32_t, const DMO_PARTIAL_MEDIATYPE *, }
IEnumDMO ** ); }
/* Load msdmo DLL */ p_dec->p_sys = NULL;
hmsdmo_dll = LoadLibrary( "msdmo.dll" ); if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
if( hmsdmo_dll == NULL ) #endif /* LOADER */
{
msg_Dbg( p_dec, "failed loading msdmo.dll" ); /* Set callbacks */
return VLC_EGENERIC; p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
} DecodeBlock;
OurDMOEnum = (void *)GetProcAddress( hmsdmo_dll, "DMOEnum" ); p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
if( OurDMOEnum == NULL ) DecodeBlock;
{
msg_Dbg( p_dec, "GetProcAddress failed to find DMOEnum()" ); return VLC_SUCCESS;
FreeLibrary( hmsdmo_dll ); }
return VLC_EGENERIC;
} /*****************************************************************************
* DecOpen: open dmo codec
*****************************************************************************/
/* Initialize OLE/COM */ static int DecOpen( vlc_object_t *p_this )
CoInitialize( 0 ); {
decoder_t *p_dec = (decoder_t*)p_this;
if( OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/, decoder_sys_t *p_sys = NULL;
1, &dmo_partial_type, 0, NULL, &p_enum_dmo ) )
{ DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
goto error; IMediaObject *p_dmo = NULL;
} HINSTANCE hmsdmo_dll = NULL;
/* Pickup the first available codec */ VIDEOINFOHEADER *p_vih = NULL;
if( p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo, WAVEFORMATEX *p_wf = NULL;
&psz_dmo_name, NULL ) )
{ #ifdef LOADER
goto error; ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
} #else
p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo ); /* Initialize OLE/COM */
CoInitialize( 0 );
#if 1 #endif /* LOADER */
{
char psz_temp[MAX_PATH]; if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, VLC_FALSE )
wcstombs( psz_temp, psz_dmo_name, MAX_PATH ); != VLC_SUCCESS )
msg_Dbg( p_dec, "found DMO: %s", psz_temp ); {
} hmsdmo_dll = 0;
#endif p_dmo = 0;
goto error;
CoTaskMemFree( psz_dmo_name ); }
/* Create DMO */ /* Setup input format */
if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC, memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
&IID_IMediaObject, (void **)&p_dmo ) ) dmo_input_type.pUnk = 0;
{
msg_Err( p_dec, "can't create DMO" ); if( p_dec->fmt_in.i_cat == AUDIO_ES )
goto error; {
} uint16_t i_tag;
} int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
p_wf = malloc( i_size );
#else /* LOADER */
{ memset( p_wf, 0, sizeof(WAVEFORMATEX) );
GETCLASS GetClass; if( p_dec->fmt_in.i_extra )
IClassFactory *cFactory = NULL; memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
IUnknown *cObject = NULL;
dmo_input_type.majortype = MEDIATYPE_Audio;
int i_err; dmo_input_type.subtype = dmo_input_type.majortype;
int i_codec; dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ ) fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
{ if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
if( codecs_table[i_codec].i_fourcc == p_dec->fmt_in.i_codec )
break; p_wf->wFormatTag = dmo_input_type.subtype.Data1;
} p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
if( codecs_table[i_codec].i_fourcc == 0 ) p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
return VLC_EGENERIC; /* Can't happen */ p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll ); p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
if( hmsdmo_dll == NULL ) p_wf->cbSize = p_dec->fmt_in.i_extra;
{
msg_Dbg( p_dec, "failed loading '%s'", codecs_table[i_codec].psz_dll ); dmo_input_type.formattype = FORMAT_WaveFormatEx;
return VLC_EGENERIC; dmo_input_type.cbFormat = i_size;
} dmo_input_type.pbFormat = (char *)p_wf;
dmo_input_type.bFixedSizeSamples = 1;
GetClass = (GETCLASS)GetProcAddress( hmsdmo_dll, "DllGetClassObject" ); dmo_input_type.bTemporalCompression = 0;
if (!GetClass) dmo_input_type.lSampleSize = p_wf->nBlockAlign;
{ }
msg_Dbg( p_dec, "GetProcAddress failed to find DllGetClassObject()" ); else
FreeLibrary( hmsdmo_dll ); {
return VLC_EGENERIC; BITMAPINFOHEADER *p_bih;
}
int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory, p_vih = malloc( i_size );
(void**)&cFactory );
if( i_err || cFactory == NULL ) memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
{ if( p_dec->fmt_in.i_extra )
msg_Dbg( p_dec, "no such class object" ); memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
FreeLibrary( hmsdmo_dll );
return VLC_EGENERIC; p_bih = &p_vih->bmiHeader;
} p_bih->biCompression = p_dec->fmt_in.i_codec;
p_bih->biWidth = p_dec->fmt_in.video.i_width;
i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown, p_bih->biHeight = p_dec->fmt_in.video.i_height;
(void**)&cObject ); p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
cFactory->vt->Release((IUnknown*)cFactory ); p_bih->biPlanes = 1;
if( i_err || !cObject ) p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
{ sizeof(BITMAPINFOHEADER);
msg_Dbg( p_dec, "class factory failure" );
FreeLibrary( hmsdmo_dll ); p_vih->rcSource.left = p_vih->rcSource.top = 0;
return VLC_EGENERIC; p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
} p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject, p_vih->rcTarget = p_vih->rcSource;
(void**)&p_dmo );
cObject->vt->Release((IUnknown*)cObject ); dmo_input_type.majortype = MEDIATYPE_Video;
} dmo_input_type.subtype = dmo_input_type.majortype;
#endif /* LOADER */ dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
dmo_input_type.formattype = FORMAT_VideoInfo;
/* Setup input format */ dmo_input_type.bFixedSizeSamples = 0;
memset( &dmo_input_type, 0, sizeof(dmo_input_type) ); dmo_input_type.bTemporalCompression = 1;
dmo_input_type.majortype = dmo_partial_type.type; dmo_input_type.cbFormat = i_size;
dmo_input_type.subtype = dmo_partial_type.subtype; dmo_input_type.pbFormat = (char *)p_vih;
dmo_input_type.pUnk = 0; }
if( p_dec->fmt_in.i_cat == AUDIO_ES ) if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
{ {
int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra; msg_Err( p_dec, "can't set DMO input type" );
p_wf = malloc( i_size ); goto error;
}
memset( p_wf, 0, sizeof(WAVEFORMATEX) ); msg_Dbg( p_dec, "DMO input type set" );
if( p_dec->fmt_in.i_extra )
memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra ); /* Setup output format */
memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
p_wf->wFormatTag = dmo_partial_type.subtype.Data1; dmo_output_type.pUnk = 0;
p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
p_wf->nChannels = p_dec->fmt_in.audio.i_channels; if( p_dec->fmt_in.i_cat == AUDIO_ES )
p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample; {
p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign; /* Setup the format */
p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8; p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
p_wf->cbSize = p_dec->fmt_in.i_extra; 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;
dmo_input_type.formattype = FORMAT_WaveFormatEx; p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
dmo_input_type.cbFormat = i_size; p_dec->fmt_out.audio.i_physical_channels =
dmo_input_type.pbFormat = (char *)p_wf; p_dec->fmt_out.audio.i_original_channels =
dmo_input_type.pUnk = NULL; pi_channels_maps[p_dec->fmt_out.audio.i_channels];
dmo_input_type.bFixedSizeSamples = 1;
dmo_input_type.bTemporalCompression = 0; p_wf->wFormatTag = WAVE_FORMAT_PCM;
dmo_input_type.lSampleSize = p_wf->nBlockAlign; p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
} p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
else p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
{ p_wf->nBlockAlign =
BITMAPINFOHEADER *p_bih; p_wf->wBitsPerSample / 8 * p_wf->nChannels;
p_wf->nAvgBytesPerSec =
int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra; p_wf->nSamplesPerSec * p_wf->nBlockAlign;
p_vih = malloc( i_size ); p_wf->cbSize = 0;
memset( p_vih, 0, sizeof(VIDEOINFOHEADER) ); dmo_output_type.majortype = MEDIATYPE_Audio;
if( p_dec->fmt_in.i_extra ) dmo_output_type.formattype = FORMAT_WaveFormatEx;
memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra ); dmo_output_type.subtype = MEDIASUBTYPE_PCM;
dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
p_bih = &p_vih->bmiHeader; dmo_output_type.pbFormat = (char *)p_wf;
p_bih->biCompression = dmo_partial_type.subtype.Data1; dmo_output_type.bFixedSizeSamples = 1;
p_bih->biWidth = p_dec->fmt_in.video.i_width; dmo_output_type.bTemporalCompression = 0;
p_bih->biHeight = p_dec->fmt_in.video.i_height; dmo_output_type.lSampleSize = p_wf->nBlockAlign;
p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel; }
p_bih->biPlanes = 1; else
p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) + {
sizeof(BITMAPINFOHEADER); BITMAPINFOHEADER *p_bih;
p_vih->rcSource.left = p_vih->rcSource.top = 0; p_dec->fmt_out.i_codec = VLC_FOURCC('I','4','2','0');
p_vih->rcSource.right = p_dec->fmt_in.video.i_width; p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height; p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
p_vih->rcTarget = p_vih->rcSource; p_dec->fmt_out.video.i_bits_per_pixel = 12;
p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
dmo_input_type.formattype = MEDIASUBTYPE_VideoInfo; p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
dmo_input_type.bFixedSizeSamples = 0;
dmo_input_type.bTemporalCompression = 1; dmo_output_type.formattype = FORMAT_VideoInfo;
dmo_input_type.cbFormat = i_size; dmo_output_type.subtype = MEDIASUBTYPE_YV12;
dmo_input_type.pbFormat = (char *)p_vih;
} p_bih = &p_vih->bmiHeader;
p_bih->biCompression = VLC_FOURCC('Y','V','1','2');
if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) ) p_bih->biHeight *= -1;
{ p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
msg_Err( p_dec, "can't set DMO input type" ); p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
goto error; p_dec->fmt_in.video.i_height *
} (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
msg_Dbg( p_dec, "DMO input type set" );
//p_bih->biPlanes = 1;
/* Setup output format */ p_bih->biSize = sizeof(BITMAPINFOHEADER);
memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
dmo_output_type.majortype = dmo_partial_type.type; dmo_output_type.majortype = MEDIATYPE_Video;
dmo_output_type.pUnk = 0; dmo_output_type.bFixedSizeSamples = VLC_TRUE;
dmo_output_type.bTemporalCompression = 0;
if( p_dec->fmt_in.i_cat == AUDIO_ES ) dmo_output_type.lSampleSize = p_bih->biSizeImage;
{ dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
/* Setup the format */ dmo_output_type.pbFormat = (char *)p_vih;
p_dec->fmt_out.i_codec = 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; #ifdef DMO_DEBUG
p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16 /* Enumerate output types */
p_dec->fmt_out.audio.i_physical_channels = if( p_dec->fmt_in.i_cat == VIDEO_ES )
p_dec->fmt_out.audio.i_original_channels = {
pi_channels_maps[p_dec->fmt_out.audio.i_channels]; int i = 0;
DMO_MEDIA_TYPE mt;
p_wf->wFormatTag = WAVE_FORMAT_PCM;
p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate; while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
p_wf->nChannels = p_dec->fmt_out.audio.i_channels; {
p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample; msg_Dbg( p_dec, "available output chroma: %4.4s",
p_wf->nBlockAlign = (char *)&mt.subtype.Data1 );
p_wf->wBitsPerSample / 8 * p_wf->nChannels; DMOFreeMediaType( &mt );
p_wf->nAvgBytesPerSec = }
p_wf->nSamplesPerSec * p_wf->nBlockAlign; }
p_wf->cbSize = 0; #endif
dmo_output_type.formattype = FORMAT_WaveFormatEx; if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
dmo_output_type.subtype = MEDIASUBTYPE_PCM; {
dmo_output_type.cbFormat = sizeof(WAVEFORMATEX); msg_Err( p_dec, "can't set DMO output type" );
dmo_output_type.pbFormat = (char *)p_wf; goto error;
dmo_output_type.bFixedSizeSamples = 1; }
dmo_output_type.bTemporalCompression = 0; msg_Dbg( p_dec, "DMO output type set" );
dmo_output_type.lSampleSize = p_wf->nBlockAlign;
dmo_output_type.pUnk = NULL; /* Allocate the memory needed to store the decoder's structure */
} if( ( p_dec->p_sys = p_sys =
else (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
{ {
BITMAPINFOHEADER *p_bih; msg_Err( p_dec, "out of memory" );
goto error;
p_dec->fmt_out.i_codec = VLC_FOURCC('I','4','2','0'); }
p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height; p_sys->hmsdmo_dll = hmsdmo_dll;
p_dec->fmt_out.video.i_bits_per_pixel = 12; p_sys->p_dmo = p_dmo;
p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR * #ifdef LOADER
p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height; p_sys->ldt_fs = ldt_fs;
#endif
dmo_output_type.formattype = MEDIASUBTYPE_VideoInfo;
dmo_output_type.subtype = MEDIASUBTYPE_YV12; /* Find out some properties of the output */
{
p_bih = &p_vih->bmiHeader; uint32_t i_size, i_align;
p_bih->biCompression = dmo_partial_type.subtype.Data1;
p_bih->biHeight *= -1; p_sys->i_min_output = 0;
p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel; if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
p_bih->biSizeImage = p_dec->fmt_in.video.i_width * {
p_dec->fmt_in.video.i_height * msg_Err( p_dec, "GetOutputSizeInfo() failed" );
(p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8; goto error;
}
//p_bih->biPlanes = 1; else
p_bih->biSize = sizeof(BITMAPINFOHEADER); {
msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
dmo_output_type.bFixedSizeSamples = VLC_TRUE; i_size, i_align );
dmo_output_type.bTemporalCompression = 0; p_sys->i_min_output = i_size;
dmo_output_type.lSampleSize = p_bih->biSizeImage; p_sys->p_buffer = malloc( i_size );
dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER); if( !p_sys->p_buffer ) goto error;
dmo_output_type.pbFormat = (char *)p_vih; }
} }
/* Enumerate output types */ /* Set output properties */
if( p_dec->fmt_in.i_cat == VIDEO_ES ) p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
{ if( p_dec->fmt_out.i_cat == AUDIO_ES )
int i = 0; date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
DMO_MEDIA_TYPE mt; else
date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
{ if( p_vih ) free( p_vih );
msg_Dbg( p_dec, "available output chroma: %4.4s", if( p_wf ) free( p_wf );
(char *)&mt.subtype.Data1 );
} return VLC_SUCCESS;
}
error:
/* Choose an output type.
* FIXME, get rid of the dmo_output_type code above. */ if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
if( p_dec->fmt_in.i_cat == VIDEO_ES ) if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
{
int i = 0; #ifdef LOADER
DMO_MEDIA_TYPE mt; Restore_LDT_Keeper( ldt_fs );
#else
while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) ) /* Uninitialize OLE/COM */
{ CoUninitialize();
if( dmo_output_type.subtype.Data1 == mt.subtype.Data1 ) #endif /* LOADER */
{
*p_vih = *(VIDEOINFOHEADER *)mt.pbFormat; if( p_vih ) free( p_vih );
break; if( p_wf ) free( p_wf );
} if( p_sys ) free( p_sys );
}
} return VLC_EGENERIC;
}
if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
{ /*****************************************************************************
msg_Err( p_dec, "can't set DMO output type" ); * LoadDMO: Load the DMO object
goto error; *****************************************************************************/
} static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
msg_Dbg( p_dec, "DMO output type set" ); IMediaObject **pp_dmo, es_format_t *p_fmt,
vlc_bool_t b_out )
/* Allocate the memory needed to store the decoder's structure */ {
if( ( p_dec->p_sys = p_sys = DMO_PARTIAL_MEDIATYPE dmo_partial_type;
(decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL ) int i_err;
{
msg_Err( p_dec, "out of memory" ); #ifndef LOADER
goto error; IEnumDMO *p_enum_dmo = NULL;
} WCHAR *psz_dmo_name;
GUID clsid_dmo;
p_sys->hmsdmo_dll = hmsdmo_dll; #else
p_sys->p_dmo = p_dmo;
#ifdef LOADER GETCLASS GetClass;
p_sys->ldt_fs = ldt_fs; IClassFactory *cFactory = NULL;
#endif IUnknown *cObject = NULL;
codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
/* Find out some properties of the output */ int i_codec;
{ #endif
uint32_t i_size, i_align;
/* Look for a DMO which can handle the requested codec */
p_sys->i_min_output = 0; if( p_fmt->i_cat == AUDIO_ES )
if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) ) {
{ uint16_t i_tag;
msg_Err( p_dec, "GetOutputSizeInfo() failed" ); dmo_partial_type.type = MEDIATYPE_Audio;
goto error; dmo_partial_type.subtype = dmo_partial_type.type;
} dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
else fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
{ if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i", }
i_size, i_align ); else
p_sys->i_min_output = i_size; {
p_sys->p_buffer = malloc( i_size ); dmo_partial_type.type = MEDIATYPE_Video;
if( !p_sys->p_buffer ) goto error; dmo_partial_type.subtype = dmo_partial_type.type;
} dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
} }
/* Set output properties */ #ifndef LOADER
p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat; long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
if( p_dec->fmt_out.i_cat == AUDIO_ES ) const DMO_PARTIAL_MEDIATYPE *,
aout_DateInit( &p_sys->end_date, p_dec->fmt_in.audio.i_rate ); uint32_t, const DMO_PARTIAL_MEDIATYPE *,
else IEnumDMO ** );
aout_DateInit( &p_sys->end_date, 25 /* FIXME */ );
aout_DateSet( &p_sys->end_date, 0 ); /* Load msdmo DLL */
*p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
/* Set callbacks */ if( *p_hmsdmo_dll == NULL )
p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **)) {
DecodeBlock; msg_Dbg( p_this, "failed loading msdmo.dll" );
p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **)) return VLC_EGENERIC;
DecodeBlock; }
OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
if( p_vih ) free( p_vih ); if( OurDMOEnum == NULL )
if( p_wf ) free( p_wf ); {
msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
return VLC_SUCCESS; FreeLibrary( *p_hmsdmo_dll );
return VLC_EGENERIC;
error: }
/* Uninitialize OLE/COM */
CoUninitialize(); if( !b_out )
FreeLibrary( hmsdmo_dll ); {
i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
if( p_vih ) free( p_vih ); 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
if( p_wf ) free( p_wf ); }
if( p_sys ) free( p_sys ); else
{
return VLC_EGENERIC; i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
} 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
}
/***************************************************************************** if( i_err )
* DecoderClose: close codec {
*****************************************************************************/ CoUninitialize();
void DecoderClose( vlc_object_t *p_this ) FreeLibrary( *p_hmsdmo_dll );
{ return VLC_EGENERIC;
decoder_t *p_dec = (decoder_t*)p_this; }
decoder_sys_t *p_sys = p_dec->p_sys;
/* Pickup the first available codec */
/* Uninitialize OLE/COM */ if( p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
CoUninitialize(); &psz_dmo_name, NULL ) )
{
FreeLibrary( p_sys->hmsdmo_dll ); CoUninitialize();
FreeLibrary( *p_hmsdmo_dll );
#if 0 return VLC_EGENERIC;
#ifdef LOADER }
Restore_LDT_Keeper( p_sys->ldt_fs ); p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
#endif
#endif #if 1
{
if( p_sys->p_buffer ) free( p_sys->p_buffer ); char psz_temp[MAX_PATH];
free( p_sys ); wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
} msg_Dbg( p_this, "found DMO: %s", psz_temp );
}
/**************************************************************************** #endif
* DecodeBlock: the whole thing
**************************************************************************** CoTaskMemFree( psz_dmo_name );
* This function must be fed with ogg packets.
****************************************************************************/ /* Create DMO */
static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block ) if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
{ &IID_IMediaObject, (void **)pp_dmo ) )
decoder_sys_t *p_sys = p_dec->p_sys; {
block_t *p_block; msg_Err( p_this, "can't create DMO" );
int i_result; CoUninitialize();
FreeLibrary( *p_hmsdmo_dll );
DMO_OUTPUT_DATA_BUFFER db; return VLC_EGENERIC;
CMediaBuffer *p_out; }
block_t block_out;
uint32_t i_status, i_buffer_out; #else /* LOADER */
uint8_t *p_buffer_out; for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
{
if( p_sys == NULL ) if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
{ break;
if( DecoderOpen( VLC_OBJECT(p_dec) ) ) }
{ if( codecs_table[i_codec].i_fourcc == 0 )
msg_Err( p_dec, "DecoderOpen failed" ); return VLC_EGENERIC; /* Can't happen */
return NULL;
} *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
p_sys = p_dec->p_sys; if( *p_hmsdmo_dll == NULL )
} {
msg_Dbg( p_this, "failed loading '%s'",
if( !pp_block ) return NULL; codecs_table[i_codec].psz_dll );
return VLC_EGENERIC;
p_block = *pp_block; }
/* Won't work with streams with B-frames, but do we have any ? */ GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts; if (!GetClass)
{
/* Date management */ msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
if( p_block && p_block->i_pts > 0 && FreeLibrary( *p_hmsdmo_dll );
p_block->i_pts != aout_DateGet( &p_sys->end_date ) ) return VLC_EGENERIC;
{ }
aout_DateSet( &p_sys->end_date, p_block->i_pts );
} i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
(void**)&cFactory );
#if 0 /* Breaks the video decoding */ if( i_err || cFactory == NULL )
if( !aout_DateGet( &p_sys->end_date ) ) {
{ msg_Dbg( p_this, "no such class object" );
/* We've just started the stream, wait for the first PTS. */ FreeLibrary( *p_hmsdmo_dll );
if( p_block ) block_Release( p_block ); return VLC_EGENERIC;
return NULL; }
}
#endif i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
(void**)&cObject );
/* Feed input to the DMO */ cFactory->vt->Release( (IUnknown*)cFactory );
if( p_block && p_block->i_buffer ) if( i_err || !cObject )
{ {
CMediaBuffer *p_in; msg_Dbg( p_this, "class factory failure" );
FreeLibrary( *p_hmsdmo_dll );
p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE ); return VLC_EGENERIC;
}
i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0, i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
(IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFER_SYNCPOINT, (void**)pp_dmo );
0, 0 ); cObject->vt->Release( (IUnknown*)cObject );
if( i_err || !*pp_dmo )
p_in->vt->Release( (IUnknown *)p_in ); {
msg_Dbg( p_this, "QueryInterface failure" );
if( i_result == S_FALSE ) FreeLibrary( *p_hmsdmo_dll );
{ return VLC_EGENERIC;
/* No output generated */ }
#ifdef DMO_DEBUG #endif /* LOADER */
msg_Dbg( p_dec, "ProcessInput(): no output generated" );
#endif return VLC_SUCCESS;
return NULL; }
}
else if( i_result == DMO_E_NOTACCEPTING ) /*****************************************************************************
{ * DecoderClose: close codec
/* Need to call ProcessOutput */ *****************************************************************************/
msg_Dbg( p_dec, "ProcessInput(): not accepting" ); void DecoderClose( vlc_object_t *p_this )
} {
else if( i_result != S_OK ) decoder_t *p_dec = (decoder_t*)p_this;
{ decoder_sys_t *p_sys = p_dec->p_sys;
msg_Dbg( p_dec, "ProcessInput(): failed" );
return NULL; if( !p_sys ) return;
}
else FreeLibrary( p_sys->hmsdmo_dll );
{
//msg_Dbg( p_dec, "ProcessInput(): successful" ); #ifdef LOADER
*pp_block = 0; #if 0
} Restore_LDT_Keeper( p_sys->ldt_fs );
} #endif
else if( p_block && !p_block->i_buffer ) #else
{ /* Uninitialize OLE/COM */
block_Release( p_block ); CoUninitialize();
*pp_block = 0; #endif
}
if( p_sys->p_buffer ) free( p_sys->p_buffer );
/* Get output from the DMO */ free( p_sys );
block_out.p_buffer = p_sys->p_buffer;; }
block_out.i_buffer = 0;
/****************************************************************************
p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE ); * DecodeBlock: the whole thing
db.rtTimestamp = 0; ****************************************************************************
db.rtTimelength = 0; * This function must be fed with ogg packets.
db.dwStatus = 0; ****************************************************************************/
db.pBuffer = (IMediaBuffer *)p_out; static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
{
i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo, decoder_sys_t *p_sys = p_dec->p_sys;
DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER, block_t *p_block;
1, &db, &i_status ); int i_result;
if( i_result != S_OK ) DMO_OUTPUT_DATA_BUFFER db;
{ CMediaBuffer *p_out;
if( i_result != S_FALSE ) block_t block_out;
msg_Dbg( p_dec, "ProcessOutput(): failed" ); uint32_t i_status;
#if DMO_DEBUG
else if( p_sys == NULL )
msg_Dbg( p_dec, "ProcessOutput(): no output" ); {
#endif if( DecOpen( VLC_OBJECT(p_dec) ) )
{
p_out->vt->Release( (IUnknown *)p_out ); msg_Err( p_dec, "DecOpen failed" );
return NULL; return NULL;
} }
p_sys = p_dec->p_sys;
#if DMO_DEBUG }
msg_Dbg( p_dec, "ProcessOutput(): success" );
#endif if( !pp_block ) return NULL;
i_result = p_out->vt->GetBufferAndLength( (IMediaBuffer *)p_out, p_block = *pp_block;
&p_buffer_out, &i_buffer_out );
if( i_result != S_OK ) /* Won't work with streams with B-frames, but do we have any ? */
{ if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
msg_Dbg( p_dec, "GetBufferAndLength(): failed" );
p_out->vt->Release( (IUnknown *)p_out ); /* Date management */
return NULL; if( p_block && p_block->i_pts > 0 &&
} p_block->i_pts != date_Get( &p_sys->end_date ) )
{
if( !i_buffer_out ) date_Set( &p_sys->end_date, p_block->i_pts );
{ }
#if DMO_DEBUG
msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" ); #if 0 /* Breaks the video decoding */
#endif if( !date_Get( &p_sys->end_date ) )
p_out->vt->Release( (IUnknown *)p_out ); {
return NULL; /* We've just started the stream, wait for the first PTS. */
} if( p_block ) block_Release( p_block );
return NULL;
if( p_dec->fmt_out.i_cat == VIDEO_ES ) }
{ #endif
/* Get a new picture */
picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec ); /* Feed input to the DMO */
if( !p_pic ) return NULL; if( p_block && p_block->i_buffer )
{
CopyPicture( p_dec, p_pic, block_out.p_buffer ); CMediaBuffer *p_in;
/* Date management */ p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );
p_pic->date = aout_DateGet( &p_sys->end_date );
aout_DateIncrement( &p_sys->end_date, 1 ); i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
(IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFER_SYNCPOINT,
p_out->vt->Release( (IUnknown *)p_out ); 0, 0 );
return p_pic; p_in->vt->Release( (IUnknown *)p_in );
}
else if( i_result == S_FALSE )
{ {
aout_buffer_t *p_aout_buffer; /* No output generated */
int i_samples = i_buffer_out / #ifdef DMO_DEBUG
( p_dec->fmt_out.audio.i_bitspersample * msg_Dbg( p_dec, "ProcessInput(): no output generated" );
p_dec->fmt_out.audio.i_channels / 8 ); #endif
return NULL;
p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples ); }
memcpy( p_aout_buffer->p_buffer, p_buffer_out, i_buffer_out ); else if( i_result == DMO_E_NOTACCEPTING )
{
/* Date management */ /* Need to call ProcessOutput */
p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date ); msg_Dbg( p_dec, "ProcessInput(): not accepting" );
p_aout_buffer->end_date = }
aout_DateIncrement( &p_sys->end_date, i_samples ); else if( i_result != S_OK )
{
p_out->vt->Release( (IUnknown *)p_out ); msg_Dbg( p_dec, "ProcessInput(): failed" );
return NULL;
return p_aout_buffer; }
} else
{
return NULL; //msg_Dbg( p_dec, "ProcessInput(): successful" );
} *pp_block = 0;
}
static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in ) }
{ else if( p_block && !p_block->i_buffer )
int i_plane, i_line, i_width, i_dst_stride; {
uint8_t *p_dst, *p_src = p_in; block_Release( p_block );
*pp_block = 0;
p_dst = p_pic->p[1].p_pixels; }
p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
p_pic->p[2].p_pixels = p_dst; /* Get output from the DMO */
block_out.p_buffer = p_sys->p_buffer;
for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ ) block_out.i_buffer = 0;
{
p_dst = p_pic->p[i_plane].p_pixels; p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );
i_width = p_pic->p[i_plane].i_visible_pitch; memset( &db, 0, sizeof(db) );
i_dst_stride = p_pic->p[i_plane].i_pitch; db.pBuffer = (IMediaBuffer *)p_out;
for( i_line = 0; i_line < p_pic->p[i_plane].i_lines; i_line++ ) i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
{ DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
p_dec->p_vlc->pf_memcpy( p_dst, p_src, i_width ); 1, &db, &i_status );
p_src += i_width;
p_dst += i_dst_stride; if( i_result != S_OK )
} {
} if( i_result != S_FALSE )
msg_Dbg( p_dec, "ProcessOutput(): failed" );
p_dst = p_pic->p[1].p_pixels; #if DMO_DEBUG
p_pic->p[1].p_pixels = p_pic->p[2].p_pixels; else
p_pic->p[2].p_pixels = p_dst; msg_Dbg( p_dec, "ProcessOutput(): no output" );
} #endif
p_out->vt->Release( (IUnknown *)p_out );
return NULL;
}
#if DMO_DEBUG
msg_Dbg( p_dec, "ProcessOutput(): success" );
#endif
if( !block_out.i_buffer )
{
#if DMO_DEBUG
msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
#endif
p_out->vt->Release( (IUnknown *)p_out );
return NULL;
}
if( p_dec->fmt_out.i_cat == VIDEO_ES )
{
/* Get a new picture */
picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
if( !p_pic ) return NULL;
CopyPicture( p_dec, p_pic, block_out.p_buffer );
/* Date management */
p_pic->date = date_Get( &p_sys->end_date );
date_Increment( &p_sys->end_date, 1 );
p_out->vt->Release( (IUnknown *)p_out );
return p_pic;
}
else
{
aout_buffer_t *p_aout_buffer;
int i_samples = block_out.i_buffer /
( p_dec->fmt_out.audio.i_bitspersample *
p_dec->fmt_out.audio.i_channels / 8 );
p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
memcpy( p_aout_buffer->p_buffer,
block_out.p_buffer, block_out.i_buffer );
/* Date management */
p_aout_buffer->start_date = date_Get( &p_sys->end_date );
p_aout_buffer->end_date =
date_Increment( &p_sys->end_date, i_samples );
p_out->vt->Release( (IUnknown *)p_out );
return p_aout_buffer;
}
return NULL;
}
static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
{
int i_plane, i_line, i_width, i_dst_stride;
uint8_t *p_dst, *p_src = p_in;
p_dst = p_pic->p[1].p_pixels;
p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
p_pic->p[2].p_pixels = p_dst;
for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
{
p_dst = p_pic->p[i_plane].p_pixels;
i_width = p_pic->p[i_plane].i_visible_pitch;
i_dst_stride = p_pic->p[i_plane].i_pitch;
for( i_line = 0; i_line < p_pic->p[i_plane].i_lines; i_line++ )
{
p_dec->p_vlc->pf_memcpy( p_dst, p_src, i_width );
p_src += i_width;
p_dst += i_dst_stride;
}
}
p_dst = p_pic->p[1].p_pixels;
p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
p_pic->p[2].p_pixels = p_dst;
}
/****************************************************************************
* Encoder descriptor declaration
****************************************************************************/
struct encoder_sys_t
{
HINSTANCE hmsdmo_dll;
IMediaObject *p_dmo;
int i_min_output;
date_t end_date;
#ifdef LOADER
ldt_fs_t *ldt_fs;
#endif
};
/*****************************************************************************
* EncoderOpen: open dmo codec
*****************************************************************************/
static int EncoderOpen( vlc_object_t *p_this )
{
encoder_t *p_enc = (encoder_t*)p_this;
#ifndef LOADER
int i_ret = EncOpen( p_this );
if( i_ret != VLC_SUCCESS ) return i_ret;
#else
/* We can't open it now, because of ldt_keeper or something
* Open/Encode/Close has to be done in the same thread */
int i;
/* Probe if we support it */
for( i = 0; encoders_table[i].i_fourcc != 0; i++ )
{
if( encoders_table[i].i_fourcc == p_enc->fmt_out.i_codec )
{
msg_Dbg( p_enc, "DMO codec for %4.4s may work with dll=%s",
(char*)&p_enc->fmt_out.i_codec,
encoders_table[i].psz_dll );
break;
}
}
p_enc->p_sys = NULL;
if( !encoders_table[i].i_fourcc ) return VLC_EGENERIC;
#endif /* LOADER */
/* Set callbacks */
p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
EncodeBlock;
p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
EncodeBlock;
return VLC_SUCCESS;
}
/*****************************************************************************
* EncoderSetVideoType: configures the input and output types of the dmo
*****************************************************************************/
static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
{
int i, i_selected, i_err;
DMO_MEDIA_TYPE dmo_type;
VIDEOINFOHEADER vih, *p_vih;
BITMAPINFOHEADER *p_bih;
/* FIXME */
p_enc->fmt_in.video.i_bits_per_pixel =
p_enc->fmt_out.video.i_bits_per_pixel = 12;
/* Enumerate input format (for debug output) */
i = 0;
while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
{
p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
msg_Dbg( p_enc, "available input chroma: %4.4s",
(char *)&dmo_type.subtype.Data1 );
if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
DMOFreeMediaType( &dmo_type );
}
/* Setup input format */
memset( &dmo_type, 0, sizeof(dmo_type) );
dmo_type.pUnk = 0;
memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
p_bih = &vih.bmiHeader;
p_bih->biCompression = VLC_FOURCC('I','4','2','0');
p_bih->biWidth = p_enc->fmt_in.video.i_width;
p_bih->biHeight = p_enc->fmt_in.video.i_height;
p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
p_bih->biPlanes = 3;
p_bih->biSize = sizeof(BITMAPINFOHEADER);
vih.rcSource.left = vih.rcSource.top = 0;
vih.rcSource.right = p_enc->fmt_in.video.i_width;
vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
vih.rcTarget = vih.rcSource;
dmo_type.majortype = MEDIATYPE_Video;
//dmo_type.subtype = MEDIASUBTYPE_RGB24;
dmo_type.subtype = MEDIASUBTYPE_I420;
//dmo_type.subtype.Data1 = p_bih->biCompression;
dmo_type.formattype = FORMAT_VideoInfo;
dmo_type.bFixedSizeSamples = TRUE;
dmo_type.bTemporalCompression = FALSE;
dmo_type.lSampleSize = p_bih->biSizeImage;
dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
dmo_type.pbFormat = (char *)&vih;
if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
{
msg_Err( p_enc, "can't set DMO input type: %x", i_err );
return VLC_EGENERIC;
}
msg_Dbg( p_enc, "successfully set input type" );
/* Setup output format */
memset( &dmo_type, 0, sizeof(dmo_type) );
dmo_type.pUnk = 0;
/* Enumerate output types */
i = 0, i_selected = -1;
while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
{
p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
msg_Dbg( p_enc, "available output codec: %4.4s",
(char *)&dmo_type.subtype.Data1 );
if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
i_selected = i - 1;
DMOFreeMediaType( &dmo_type );
}
if( i_selected < 0 )
{
msg_Err( p_enc, "couldn't find codec: %4.4s",
(char *)&p_enc->fmt_out.i_codec );
return VLC_EGENERIC;
}
p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
p_enc->fmt_out.i_bitrate;
i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
DMOFreeMediaType( &dmo_type );
if( i_err )
{
msg_Err( p_enc, "can't set DMO output type: %i", i_err );
return VLC_EGENERIC;
}
msg_Dbg( p_enc, "successfully set output type" );
return VLC_SUCCESS;
}
/*****************************************************************************
* EncoderSetAudioType: configures the input and output types of the dmo
*****************************************************************************/
static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
{
int i, i_selected, i_err;
unsigned int i_last_byterate;
uint16_t i_tag;
DMO_MEDIA_TYPE dmo_type;
WAVEFORMATEX *p_wf;
/* Setup the format structure */
fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
if( i_tag == 0 ) return VLC_EGENERIC;
p_enc->fmt_in.audio.i_bitspersample = 16; // Forced
/* We first need to choose an output type from the predefined
* list of choices (we cycle through the list to select the best match) */
i = 0; i_selected = -1; i_last_byterate = 0;
while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
{
p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
"bits per sample: %i, bitrate: %i, blockalign: %i",
(int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
(int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
(int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
if( p_wf->wFormatTag == i_tag &&
p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
{
if( (int)p_wf->nAvgBytesPerSec <
p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
p_wf->nAvgBytesPerSec > i_last_byterate )
{
i_selected = i - 1;
i_last_byterate = p_wf->nAvgBytesPerSec;
msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
i_selected, p_wf->nAvgBytesPerSec * 8 );
}
}
DMOFreeMediaType( &dmo_type );
}
if( i_selected < 0 )
{
msg_Err( p_enc, "couldn't find a matching ouput" );
return VLC_EGENERIC;
}
p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
"channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
(int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
(int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
(int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
if( p_wf->cbSize )
{
msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
p_enc->fmt_out.i_extra = p_wf->cbSize;
p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
}
i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
DMOFreeMediaType( &dmo_type );
if( i_err )
{
msg_Err( p_enc, "can't set DMO output type: %i", i_err );
return VLC_EGENERIC;
}
msg_Dbg( p_enc, "successfully set output type" );
/* Setup the input type */
i = 0; i_selected = -1;
while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
{
p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
"bits per sample: %i, bitrate: %i, blockalign: %i",
(int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
(int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
(int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
{
i_selected = i - 1;
}
DMOFreeMediaType( &dmo_type );
}
if( i_selected < 0 )
{
msg_Err( p_enc, "couldn't find a matching input" );
return VLC_EGENERIC;
}
p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
DMOFreeMediaType( &dmo_type );
if( i_err )
{
msg_Err( p_enc, "can't set DMO input type: %x", i_err );
return VLC_EGENERIC;
}
msg_Dbg( p_enc, "successfully set input type" );
return VLC_SUCCESS;
}
/*****************************************************************************
* EncOpen: open dmo codec
*****************************************************************************/
static int EncOpen( vlc_object_t *p_this )
{
encoder_t *p_enc = (encoder_t*)p_this;
encoder_sys_t *p_sys = NULL;
IMediaObject *p_dmo = NULL;
HINSTANCE hmsdmo_dll = NULL;
#ifdef LOADER
ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
#else
/* Initialize OLE/COM */
CoInitialize( 0 );
#endif /* LOADER */
if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, VLC_TRUE )
!= VLC_SUCCESS )
{
hmsdmo_dll = 0;
p_dmo = 0;
goto error;
}
if( p_enc->fmt_in.i_cat == VIDEO_ES )
{
if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
}
else
{
if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
}
/* Allocate the memory needed to store the decoder's structure */
if( ( p_enc->p_sys = p_sys =
(encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
{
msg_Err( p_enc, "out of memory" );
goto error;
}
p_sys->hmsdmo_dll = hmsdmo_dll;
p_sys->p_dmo = p_dmo;
#ifdef LOADER
p_sys->ldt_fs = ldt_fs;
#endif
/* Find out some properties of the inputput */
{
uint32_t i_size, i_align, dum;
if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
msg_Err( p_enc, "GetInputSizeInfo() failed" );
else
msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
i_size, i_align, dum );
}
/* Find out some properties of the output */
{
uint32_t i_size, i_align;
p_sys->i_min_output = 0;
if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
{
msg_Err( p_enc, "GetOutputSizeInfo() failed" );
goto error;
}
else
{
msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
i_size, i_align );
p_sys->i_min_output = i_size;
}
}
/* Set output properties */
p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
if( p_enc->fmt_out.i_cat == AUDIO_ES )
date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
else
date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
return VLC_SUCCESS;
error:
if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
#ifdef LOADER
Restore_LDT_Keeper( ldt_fs );
#else
/* Uninitialize OLE/COM */
CoUninitialize();
#endif /* LOADER */
if( p_sys ) free( p_sys );
return VLC_EGENERIC;
}
/****************************************************************************
* Encode: the whole thing
****************************************************************************/
static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
{
encoder_sys_t *p_sys = p_enc->p_sys;
CMediaBuffer *p_in;
block_t *p_chain = NULL;
block_t *p_block_in;
uint32_t i_status;
int i_result;
mtime_t i_pts;
if( p_sys == NULL )
{
if( EncOpen( VLC_OBJECT(p_enc) ) )
{
msg_Err( p_enc, "EncOpen failed" );
return NULL;
}
p_sys = p_enc->p_sys;
}
if( !p_data ) return NULL;
if( p_enc->fmt_out.i_cat == VIDEO_ES )
{
/* Get picture data */
picture_t *p_pic = (picture_t *)p_data;
int i_buffer = p_enc->fmt_in.video.i_width *
p_enc->fmt_in.video.i_height *
p_enc->fmt_in.video.i_bits_per_pixel / 8;
msg_Err( p_enc, "EncOpen bpp: %i, size: %i",
p_enc->fmt_in.video.i_bits_per_pixel, i_buffer );
p_block_in = block_New( p_enc, i_buffer );
// FIXME: Copy stride by stride;
#if 0
memcpy( p_block_in->p_buffer, p_pic->p->p_pixels,
p_block_in->i_buffer );
#else
memset( p_block_in->p_buffer, 0, p_block_in->i_buffer );
#endif
i_pts = p_pic->date;
}
else
{
aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
p_block_in->i_buffer );
i_pts = p_aout_buffer->start_date;
}
/* Feed input to the DMO */
p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, VLC_TRUE );
i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
(IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
p_in->vt->Release( (IUnknown *)p_in );
if( i_result == S_FALSE )
{
/* No output generated */
#ifdef DMO_DEBUG
msg_Dbg( p_enc, "ProcessInput(): no output generated "I64Fd, i_pts );
#endif
return NULL;
}
else if( i_result == DMO_E_NOTACCEPTING )
{
/* Need to call ProcessOutput */
msg_Dbg( p_enc, "ProcessInput(): not accepting" );
}
else if( i_result != S_OK )
{
msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
return NULL;
}
#if DMO_DEBUG
msg_Dbg( p_enc, "ProcessInput(): success" );
#endif
/* Get output from the DMO */
while( 1 )
{
DMO_OUTPUT_DATA_BUFFER db;
block_t *p_block_out;
CMediaBuffer *p_out;
p_block_out = block_New( p_enc, p_sys->i_min_output );
p_block_out->i_buffer = 0;
p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, VLC_FALSE);
memset( &db, 0, sizeof(db) );
db.pBuffer = (IMediaBuffer *)p_out;
i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
0, 1, &db, &i_status );
if( i_result != S_OK )
{
if( i_result != S_FALSE )
msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
#if DMO_DEBUG
else
msg_Dbg( p_enc, "ProcessOutput(): no output" );
#endif
p_out->vt->Release( (IUnknown *)p_out );
return p_chain;
}
if( !p_block_out->i_buffer )
{
#if DMO_DEBUG
msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
#endif
p_out->vt->Release( (IUnknown *)p_out );
return p_chain;
}
if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
{
#if DMO_DEBUG
msg_Dbg( p_enc, "ProcessOutput(): pts: "I64Fd", "I64Fd,
i_pts, db.rtTimestamp / 10 );
#endif
i_pts = db.rtTimestamp / 10;
}
if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
{
p_block_out->i_length = db.rtTimelength / 10;
#if DMO_DEBUG
msg_Dbg( p_enc, "ProcessOutput(): length: "I64Fd,
p_block_out->i_length );
#endif
}
p_block_out->i_dts = p_block_out->i_pts = i_pts;
block_ChainAppend( &p_chain, p_block_out );
}
}
/*****************************************************************************
* EncoderClose: close codec
*****************************************************************************/
void EncoderClose( vlc_object_t *p_this )
{
encoder_t *p_enc = (encoder_t*)p_this;
encoder_sys_t *p_sys = p_enc->p_sys;
if( !p_sys ) return;
FreeLibrary( p_sys->hmsdmo_dll );
#ifdef LOADER
#if 0
Restore_LDT_Keeper( p_sys->ldt_fs );
#endif
#else
/* Uninitialize OLE/COM */
CoUninitialize();
#endif
free( p_sys );
}
modules/codec/dmo/dmo.h
View file @ bb7f54bb
/***************************************************************************** /*****************************************************************************
* dmo.h : DirectMedia Object codec module for vlc * dmo.h : DirectMedia Object codec module for vlc
***************************************************************************** *****************************************************************************
* Copyright (C) 2002, 2003 VideoLAN * Copyright (C) 2002, 2003 VideoLAN
* $Id$ * $Id$
* *
* Author: Gildas Bazin <gbazin@videolan.org> * Author: Gildas Bazin <gbazin@videolan.org>
* *
* This program is free software; you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or * the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version. * (at your option) any later version.
* *
* This program is distributed in the hope that it will be useful, * This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details. * GNU General Public License for more details.
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/ *****************************************************************************/
static const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}}; static const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};
static const GUID IID_IClassFactory = {0x00000001, 0x0000, 0x0000, {0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46}}; static const GUID IID_IClassFactory = {0x00000001, 0x0000, 0x0000, {0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46}};
static const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}}; static const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
static const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}}; static const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
static const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; static const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; static const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; static const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID MEDIASUBTYPE_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}}; static const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
static const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}}; static const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
static const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}}; static const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
static const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; static const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; static const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
#define IUnknown IUnknownHack static const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
#define IClassFactory IClassFactoryHack
typedef struct _IUnknown IUnknown; #define IUnknown IUnknownHack
typedef struct _IClassFactory IClassFactory; #define IClassFactory IClassFactoryHack
typedef struct _IEnumDMO IEnumDMO; typedef struct _IUnknown IUnknown;
typedef struct _IMediaBuffer IMediaBuffer; typedef struct _IClassFactory IClassFactory;
typedef struct _IMediaObject IMediaObject; typedef struct _IEnumDMO IEnumDMO;
typedef struct _IMediaBuffer IMediaBuffer;
#ifndef STDCALL typedef struct _IMediaObject IMediaObject;
#define STDCALL __stdcall
#endif #ifndef STDCALL
#define STDCALL __stdcall
#define DMO_INPUT_DATA_BUFFER_SYNCPOINT 1 #endif
#define DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER 1
#define DMO_E_NOTACCEPTING 0x80040204 #define DMO_INPUT_DATA_BUFFER_SYNCPOINT 1
#define DMO_INPUT_DATA_BUFFERF_TIME 2
/* #define DMO_INPUT_DATA_BUFFERF_TIMELENGTH 4
* DMO types definition #define DMO_OUTPUT_DATA_BUFFER_SYNCPOINT 1
*/ #define DMO_OUTPUT_DATA_BUFFERF_TIME 2
typedef struct #define DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH 4
#ifdef HAVE_ATTRIBUTE_PACKED #define DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER 1
__attribute__((__packed__)) #define DMO_E_NOTACCEPTING 0x80040204
#endif
_DMO_PARTIAL_MEDIATYPE /*
{ * DMO types definition
GUID type; */
GUID subtype; typedef struct
#ifdef HAVE_ATTRIBUTE_PACKED
} DMO_PARTIAL_MEDIATYPE; __attribute__((__packed__))
#endif
typedef struct _DMO_PARTIAL_MEDIATYPE
#ifdef HAVE_ATTRIBUTE_PACKED {
__attribute__((__packed__)) GUID type;
#endif GUID subtype;
_DMO_OUTPUT_DATA_BUFFER
{ } DMO_PARTIAL_MEDIATYPE;
IMediaBuffer *pBuffer;
uint32_t dwStatus; typedef struct
REFERENCE_TIME rtTimestamp; #ifdef HAVE_ATTRIBUTE_PACKED
REFERENCE_TIME rtTimelength; __attribute__((__packed__))
#endif
} DMO_OUTPUT_DATA_BUFFER; _DMO_OUTPUT_DATA_BUFFER
{
typedef struct IMediaBuffer *pBuffer;
#ifdef HAVE_ATTRIBUTE_PACKED uint32_t dwStatus;
__attribute__((__packed__)) REFERENCE_TIME rtTimestamp;
#endif REFERENCE_TIME rtTimelength;
_DMOMediaType
{ } DMO_OUTPUT_DATA_BUFFER;
GUID majortype;
GUID subtype; typedef struct
int bFixedSizeSamples; #ifdef HAVE_ATTRIBUTE_PACKED
int bTemporalCompression; __attribute__((__packed__))
uint32_t lSampleSize; #endif
GUID formattype; _DMOMediaType
IUnknown *pUnk; {
uint32_t cbFormat; GUID majortype;
char *pbFormat; GUID subtype;
int bFixedSizeSamples;
} DMO_MEDIA_TYPE; int bTemporalCompression;
uint32_t lSampleSize;
/* GUID formattype;
* IUnknown interface IUnknown *pUnk;
*/ uint32_t cbFormat;
typedef struct IUnknown_vt char *pbFormat;
{
/* IUnknown methods */ } DMO_MEDIA_TYPE;
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject); /*
long (STDCALL *AddRef)(IUnknown *This); * IUnknown interface
long (STDCALL *Release)(IUnknown *This); */
typedef struct IUnknown_vt
} IUnknown_vt; {
struct _IUnknown { IUnknown_vt* vt; }; /* IUnknown methods */
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
/* void **ppvObject);
* IClassFactory interface long (STDCALL *AddRef)(IUnknown *This);
*/ long (STDCALL *Release)(IUnknown *This);
typedef struct IClassFactory_vt
{ } IUnknown_vt;
long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid, struct _IUnknown { IUnknown_vt* vt; };
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This) ; /*
long (STDCALL *Release)(IUnknown *This) ; * IClassFactory interface
long (STDCALL *CreateInstance)(IClassFactory *This, IUnknown *pUnkOuter, */
const GUID* riid, void** ppvObject); typedef struct IClassFactory_vt
} IClassFactory_vt; {
long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
struct _IClassFactory { IClassFactory_vt* vt; }; void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This) ;
/* long (STDCALL *Release)(IUnknown *This) ;
* IEnumDMO interface long (STDCALL *CreateInstance)(IClassFactory *This, IUnknown *pUnkOuter,
*/ const GUID* riid, void** ppvObject);
typedef struct IEnumDMO_vt } IClassFactory_vt;
{
/* IUnknown methods */ struct _IClassFactory { IClassFactory_vt* vt; };
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject); /*
long (STDCALL *AddRef)(IUnknown *This); * IEnumDMO interface
long (STDCALL *Release)(IUnknown *This); */
typedef struct IEnumDMO_vt
/* IEnumDMO methods */ {
long (STDCALL *Next)(IEnumDMO *This, uint32_t cItemsToFetch, /* IUnknown methods */
const GUID *pCLSID, WCHAR **Names, long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
uint32_t *pcItemsFetched); void **ppvObject);
long (STDCALL *Skip)(IEnumDMO *This, uint32_t cItemsToSkip); long (STDCALL *AddRef)(IUnknown *This);
long (STDCALL *Reset)(IEnumDMO *This); long (STDCALL *Release)(IUnknown *This);
long (STDCALL *Clone)(IEnumDMO *This, IEnumDMO **ppEnum);
/* IEnumDMO methods */
} IEnumDMO_vt; long (STDCALL *Next)(IEnumDMO *This, uint32_t cItemsToFetch,
struct _IEnumDMO { IEnumDMO_vt* vt; }; const GUID *pCLSID, WCHAR **Names,
uint32_t *pcItemsFetched);
/* long (STDCALL *Skip)(IEnumDMO *This, uint32_t cItemsToSkip);
* IMediaBuffer interface long (STDCALL *Reset)(IEnumDMO *This);
*/ long (STDCALL *Clone)(IEnumDMO *This, IEnumDMO **ppEnum);
typedef struct IMediaBuffer_vt
{ } IEnumDMO_vt;
/* IUnknown methods */ struct _IEnumDMO { IEnumDMO_vt* vt; };
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject); /*
long (STDCALL *AddRef)(IUnknown *This); * IMediaBuffer interface
long (STDCALL *Release)(IUnknown *This); */
typedef struct IMediaBuffer_vt
long (STDCALL *SetLength)(IMediaBuffer* This, uint32_t cbLength); {
long (STDCALL *GetMaxLength)(IMediaBuffer* This, uint32_t *pcbMaxLength); /* IUnknown methods */
long (STDCALL *GetBufferAndLength)(IMediaBuffer* This, long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
char** ppBuffer, uint32_t* pcbLength); void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This);
} IMediaBuffer_vt; long (STDCALL *Release)(IUnknown *This);
struct _IMediaBuffer { IMediaBuffer_vt* vt; };
long (STDCALL *SetLength)(IMediaBuffer* This, uint32_t cbLength);
/* long (STDCALL *GetMaxLength)(IMediaBuffer* This, uint32_t *pcbMaxLength);
* IMediaObject interface long (STDCALL *GetBufferAndLength)(IMediaBuffer* This,
*/ char** ppBuffer, uint32_t* pcbLength);
typedef struct IMediaObject_vt
{ } IMediaBuffer_vt;
/* IUnknown methods */ struct _IMediaBuffer { IMediaBuffer_vt* vt; };
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject); /*
long (STDCALL *AddRef)(IUnknown *This); * IMediaObject interface
long (STDCALL *Release)(IUnknown *This); */
typedef struct IMediaObject_vt
/* IEnumDMO methods */ {
long (STDCALL *GetStreamCount)(IMediaObject *This, /* IUnknown methods */
uint32_t *pcInputStreams, long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
uint32_t *pcOutputStreams); void **ppvObject);
long (STDCALL *GetInputStreamInfo)(IMediaObject *This, long (STDCALL *AddRef)(IUnknown *This);
uint32_t dwInputStreamIndex, long (STDCALL *Release)(IUnknown *This);
uint32_t *pdwFlags);
long (STDCALL *GetOutputStreamInfo)(IMediaObject *This, /* IEnumDMO methods */
uint32_t dwOutputStreamIndex, long (STDCALL *GetStreamCount)(IMediaObject *This,
uint32_t *pdwFlags); uint32_t *pcInputStreams,
long (STDCALL *GetInputType)(IMediaObject *This, uint32_t *pcOutputStreams);
uint32_t dwInputStreamIndex, long (STDCALL *GetInputStreamInfo)(IMediaObject *This,
uint32_t dwTypeIndex, uint32_t dwInputStreamIndex,
DMO_MEDIA_TYPE *pmt); uint32_t *pdwFlags);
long (STDCALL *GetOutputType)(IMediaObject *This, long (STDCALL *GetOutputStreamInfo)(IMediaObject *This,
uint32_t dwOutputStreamIndex, uint32_t dwOutputStreamIndex,
uint32_t dwTypeIndex, uint32_t *pdwFlags);
DMO_MEDIA_TYPE *pmt); long (STDCALL *GetInputType)(IMediaObject *This,
long (STDCALL *SetInputType)(IMediaObject *This, uint32_t dwInputStreamIndex,
uint32_t dwInputStreamIndex, uint32_t dwTypeIndex,
const DMO_MEDIA_TYPE *pmt, DMO_MEDIA_TYPE *pmt);
uint32_t dwFlags); long (STDCALL *GetOutputType)(IMediaObject *This,
long (STDCALL *SetOutputType)(IMediaObject *This, uint32_t dwOutputStreamIndex,
uint32_t dwOutputStreamIndex, uint32_t dwTypeIndex,
const DMO_MEDIA_TYPE *pmt, DMO_MEDIA_TYPE *pmt);
uint32_t dwFlags); long (STDCALL *SetInputType)(IMediaObject *This,
long (STDCALL *GetInputCurrentType)(IMediaObject *This, uint32_t dwInputStreamIndex,
uint32_t dwInputStreamIndex, const DMO_MEDIA_TYPE *pmt,
DMO_MEDIA_TYPE *pmt); uint32_t dwFlags);
long (STDCALL *GetOutputCurrentType)(IMediaObject *This, long (STDCALL *SetOutputType)(IMediaObject *This,
uint32_t dwOutputStreamIndex, uint32_t dwOutputStreamIndex,
DMO_MEDIA_TYPE *pmt); const DMO_MEDIA_TYPE *pmt,
long (STDCALL *GetInputSizeInfo)(IMediaObject *This, uint32_t dwFlags);
uint32_t dwInputStreamIndex, long (STDCALL *GetInputCurrentType)(IMediaObject *This,
uint32_t *pcbSize, uint32_t dwInputStreamIndex,
uint32_t *pcbMaxLookahead, DMO_MEDIA_TYPE *pmt);
uint32_t *pcbAlignment); long (STDCALL *GetOutputCurrentType)(IMediaObject *This,
long (STDCALL *GetOutputSizeInfo)(IMediaObject *This, uint32_t dwOutputStreamIndex,
uint32_t dwOutputStreamIndex, DMO_MEDIA_TYPE *pmt);
uint32_t *pcbSize, long (STDCALL *GetInputSizeInfo)(IMediaObject *This,
uint32_t *pcbAlignment); uint32_t dwInputStreamIndex,
long (STDCALL *GetInputMaxLatency)(IMediaObject *This, uint32_t *pcbSize,
uint32_t dwInputStreamIndex, uint32_t *pcbMaxLookahead,
REFERENCE_TIME *prtMaxLatency); uint32_t *pcbAlignment);
long (STDCALL *SetInputMaxLatency)(IMediaObject *This, long (STDCALL *GetOutputSizeInfo)(IMediaObject *This,
uint32_t dwInputStreamIndex, uint32_t dwOutputStreamIndex,
REFERENCE_TIME rtMaxLatency); uint32_t *pcbSize,
long (STDCALL *Flush)(IMediaObject * This); uint32_t *pcbAlignment);
long (STDCALL *Discontinuity)(IMediaObject *This, long (STDCALL *GetInputMaxLatency)(IMediaObject *This,
uint32_t dwInputStreamIndex); uint32_t dwInputStreamIndex,
long (STDCALL *AllocateStreamingResources)(IMediaObject * This); REFERENCE_TIME *prtMaxLatency);
long (STDCALL *FreeStreamingResources)(IMediaObject * This); long (STDCALL *SetInputMaxLatency)(IMediaObject *This,
long (STDCALL *GetInputStatus)(IMediaObject *This, uint32_t dwInputStreamIndex,
uint32_t dwInputStreamIndex, REFERENCE_TIME rtMaxLatency);
uint32_t *dwFlags); long (STDCALL *Flush)(IMediaObject * This);
long (STDCALL *ProcessInput)(IMediaObject *This, long (STDCALL *Discontinuity)(IMediaObject *This,
uint32_t dwInputStreamIndex, uint32_t dwInputStreamIndex);
IMediaBuffer *pBuffer, long (STDCALL *AllocateStreamingResources)(IMediaObject * This);
uint32_t dwFlags, long (STDCALL *FreeStreamingResources)(IMediaObject * This);
REFERENCE_TIME rtTimestamp, long (STDCALL *GetInputStatus)(IMediaObject *This,
REFERENCE_TIME rtTimelength); uint32_t dwInputStreamIndex,
long (STDCALL *ProcessOutput)(IMediaObject *This, uint32_t *dwFlags);
uint32_t dwFlags, long (STDCALL *ProcessInput)(IMediaObject *This,
uint32_t cOutputBufferCount, uint32_t dwInputStreamIndex,
DMO_OUTPUT_DATA_BUFFER *pOutputBuffers, IMediaBuffer *pBuffer,
uint32_t *pdwStatus); uint32_t dwFlags,
long (STDCALL *Lock)(IMediaObject *This, long bLock); REFERENCE_TIME rtTimestamp,
REFERENCE_TIME rtTimelength);
} IMediaObject_vt; long (STDCALL *ProcessOutput)(IMediaObject *This,
struct _IMediaObject { IMediaObject_vt* vt; }; uint32_t dwFlags,
uint32_t cOutputBufferCount,
/* Implementation of IMediaBuffer */ DMO_OUTPUT_DATA_BUFFER *pOutputBuffers,
typedef struct _CMediaBuffer uint32_t *pdwStatus);
{ long (STDCALL *Lock)(IMediaObject *This, long bLock);
IMediaBuffer_vt *vt;
int i_ref; } IMediaObject_vt;
block_t *p_block; struct _IMediaObject { IMediaObject_vt* vt; };
int i_max_size;
vlc_bool_t b_own; /* Implementation of IMediaBuffer */
typedef struct _CMediaBuffer
} CMediaBuffer; {
IMediaBuffer_vt *vt;
CMediaBuffer *CMediaBufferCreate( block_t *, int, vlc_bool_t ); int i_ref;
block_t *p_block;
int i_max_size;
vlc_bool_t b_own;
} CMediaBuffer;
CMediaBuffer *CMediaBufferCreate( block_t *, int, vlc_bool_t );
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