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/*****************************************************************************
* dmo.h : DirectMedia Object codec module for vlc
*****************************************************************************
* Copyright (C) 2002, 2003 VLC authors and VideoLAN
* $Id$
*
* Author: Gildas Bazin <gbazin@videolan.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
extern const GUID IID_IUnknown;
extern const GUID IID_IClassFactory;
extern const GUID IID_IWMCodecPrivateData;
extern const GUID IID_IMediaObject;
extern const GUID IID_IMediaBuffer;
extern const GUID MEDIATYPE_Video;
extern const GUID MEDIATYPE_Audio;
extern const GUID MEDIASUBTYPE_PCM;
extern const GUID FORMAT_VideoInfo;
extern const GUID FORMAT_WaveFormatEx;
extern const GUID GUID_NULL;
extern const GUID MEDIASUBTYPE_I420;
extern const GUID MEDIASUBTYPE_YV12;
extern const GUID MEDIASUBTYPE_RGB24;
extern const GUID MEDIASUBTYPE_RGB565;
#ifndef _WIN32
void* CoTaskMemAlloc(unsigned long cb);
void CoTaskMemFree(void* cb);
#endif
#define IUnknown IUnknownHack
#define IClassFactory IClassFactoryHack
typedef struct _IUnknown IUnknown;
typedef struct _IClassFactory IClassFactory;
typedef struct _IWMCodecPrivateData IWMCodecPrivateData;
typedef struct _IEnumDMO IEnumDMO;
typedef struct _IMediaBuffer IMediaBuffer;
typedef struct _IMediaObject IMediaObject;
#ifndef STDCALL
#define STDCALL __stdcall
#endif
#define DMO_INPUT_DATA_BUFFERF_SYNCPOINT 1
#define DMO_INPUT_DATA_BUFFERF_TIME 2
#define DMO_INPUT_DATA_BUFFERF_TIMELENGTH 4
#define DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT 1
#define DMO_OUTPUT_DATA_BUFFERF_TIME 2
#define DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH 4
#define DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER 1
#define DMO_E_NOTACCEPTING 0x80040204
/*
* DMO types definition
*/
typedef struct
#ifdef HAVE_ATTRIBUTE_PACKED
__attribute__((__packed__))
#endif
_DMO_PARTIAL_MEDIATYPE
{
GUID type;
GUID subtype;
} DMO_PARTIAL_MEDIATYPE;
typedef struct
#ifdef HAVE_ATTRIBUTE_PACKED
__attribute__((__packed__))
#endif
_DMO_OUTPUT_DATA_BUFFER
{
IMediaBuffer *pBuffer;
uint32_t dwStatus;
REFERENCE_TIME rtTimestamp;
REFERENCE_TIME rtTimelength;
} DMO_OUTPUT_DATA_BUFFER;
typedef struct
#ifdef HAVE_ATTRIBUTE_PACKED
__attribute__((__packed__))
#endif
_DMOMediaType
{
GUID majortype;
GUID subtype;
int bFixedSizeSamples;
int bTemporalCompression;
uint32_t lSampleSize;
GUID formattype;
IUnknown *pUnk;
uint32_t cbFormat;
char *pbFormat;
} DMO_MEDIA_TYPE;
/*
* IUnknown interface
*/
typedef struct IUnknown_vt
{
/* IUnknown methods */
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This);
long (STDCALL *Release)(IUnknown *This);
} IUnknown_vt;
struct _IUnknown { IUnknown_vt* vt; };
/*
* IClassFactory interface
*/
typedef struct IClassFactory_vt
{
long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This) ;
long (STDCALL *Release)(IUnknown *This) ;
long (STDCALL *CreateInstance)(IClassFactory *This, IUnknown *pUnkOuter,
const GUID* riid, void** ppvObject);
} IClassFactory_vt;
struct _IClassFactory { IClassFactory_vt* vt; };
/*
* IWMCodecPrivateData interface
*/
typedef struct IWMCodecPrivateData_vt
{
long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This) ;
long (STDCALL *Release)(IUnknown *This) ;
long (STDCALL *SetPartialOutputType)(IWMCodecPrivateData * This,
DMO_MEDIA_TYPE *pmt);
long (STDCALL *GetPrivateData )(IWMCodecPrivateData * This,
uint8_t *pbData, uint32_t *pcbData);
} IWMCodecPrivateData_vt;
struct _IWMCodecPrivateData { IWMCodecPrivateData_vt* vt; };
/*
* IEnumDMO interface
*/
typedef struct IEnumDMO_vt
{
/* IUnknown methods */
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This);
long (STDCALL *Release)(IUnknown *This);
/* IEnumDMO methods */
long (STDCALL *Next)(IEnumDMO *This, uint32_t cItemsToFetch,
const GUID *pCLSID, WCHAR **Names,
uint32_t *pcItemsFetched);
long (STDCALL *Skip)(IEnumDMO *This, uint32_t cItemsToSkip);
long (STDCALL *Reset)(IEnumDMO *This);
long (STDCALL *Clone)(IEnumDMO *This, IEnumDMO **ppEnum);
} IEnumDMO_vt;
struct _IEnumDMO { IEnumDMO_vt* vt; };
/*
* IMediaBuffer interface
*/
typedef struct IMediaBuffer_vt
{
/* IUnknown methods */
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This);
long (STDCALL *Release)(IUnknown *This);
long (STDCALL *SetLength)(IMediaBuffer* This, uint32_t cbLength);
long (STDCALL *GetMaxLength)(IMediaBuffer* This, uint32_t *pcbMaxLength);
long (STDCALL *GetBufferAndLength)(IMediaBuffer* This,
char **ppBuffer, uint32_t *pcbLength);
} IMediaBuffer_vt;
struct _IMediaBuffer { IMediaBuffer_vt* vt; };
/*
* IMediaObject interface
*/
typedef struct IMediaObject_vt
{
/* IUnknown methods */
long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
void **ppvObject);
long (STDCALL *AddRef)(IUnknown *This);
long (STDCALL *Release)(IUnknown *This);
/* IEnumDMO methods */
long (STDCALL *GetStreamCount)(IMediaObject *This,
uint32_t *pcInputStreams,
uint32_t *pcOutputStreams);
long (STDCALL *GetInputStreamInfo)(IMediaObject *This,
uint32_t dwInputStreamIndex,
uint32_t *pdwFlags);
long (STDCALL *GetOutputStreamInfo)(IMediaObject *This,
uint32_t dwOutputStreamIndex,
uint32_t *pdwFlags);
long (STDCALL *GetInputType)(IMediaObject *This,
uint32_t dwInputStreamIndex,
uint32_t dwTypeIndex,
DMO_MEDIA_TYPE *pmt);
long (STDCALL *GetOutputType)(IMediaObject *This,
uint32_t dwOutputStreamIndex,
uint32_t dwTypeIndex,
DMO_MEDIA_TYPE *pmt);
long (STDCALL *SetInputType)(IMediaObject *This,
uint32_t dwInputStreamIndex,
const DMO_MEDIA_TYPE *pmt,
uint32_t dwFlags);
long (STDCALL *SetOutputType)(IMediaObject *This,
uint32_t dwOutputStreamIndex,
const DMO_MEDIA_TYPE *pmt,
uint32_t dwFlags);
long (STDCALL *GetInputCurrentType)(IMediaObject *This,
uint32_t dwInputStreamIndex,
DMO_MEDIA_TYPE *pmt);
long (STDCALL *GetOutputCurrentType)(IMediaObject *This,
uint32_t dwOutputStreamIndex,
DMO_MEDIA_TYPE *pmt);
long (STDCALL *GetInputSizeInfo)(IMediaObject *This,
uint32_t dwInputStreamIndex,
uint32_t *pcbSize,
uint32_t *pcbMaxLookahead,
uint32_t *pcbAlignment);
long (STDCALL *GetOutputSizeInfo)(IMediaObject *This,
uint32_t dwOutputStreamIndex,
uint32_t *pcbSize,
uint32_t *pcbAlignment);
long (STDCALL *GetInputMaxLatency)(IMediaObject *This,
uint32_t dwInputStreamIndex,
REFERENCE_TIME *prtMaxLatency);
long (STDCALL *SetInputMaxLatency)(IMediaObject *This,
uint32_t dwInputStreamIndex,
REFERENCE_TIME rtMaxLatency);
long (STDCALL *Flush)(IMediaObject * This);
long (STDCALL *Discontinuity)(IMediaObject *This,
uint32_t dwInputStreamIndex);
long (STDCALL *AllocateStreamingResources)(IMediaObject * This);
long (STDCALL *FreeStreamingResources)(IMediaObject * This);
long (STDCALL *GetInputStatus)(IMediaObject *This,
uint32_t dwInputStreamIndex,
uint32_t *dwFlags);
long (STDCALL *ProcessInput)(IMediaObject *This,
uint32_t dwInputStreamIndex,
IMediaBuffer *pBuffer,
uint32_t dwFlags,
REFERENCE_TIME rtTimestamp,
REFERENCE_TIME rtTimelength);
long (STDCALL *ProcessOutput)(IMediaObject *This,
uint32_t dwFlags,
uint32_t cOutputBufferCount,
DMO_OUTPUT_DATA_BUFFER *pOutputBuffers,
uint32_t *pdwStatus);
long (STDCALL *Lock)(IMediaObject *This, long bLock);
} IMediaObject_vt;
struct _IMediaObject { IMediaObject_vt* vt; };
/* Implementation of IMediaBuffer */
typedef struct _CMediaBuffer
{
IMediaBuffer_vt *vt;
int i_ref;
block_t *p_block;
int i_max_size;
bool b_own;
} CMediaBuffer;
CMediaBuffer *CMediaBufferCreate( block_t *, int, bool );
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