#ifndef _MPEGDEC_H#define _MPEGDEC_H#include "rmbasic.h"typedef enum {	MPEG_DECODER_ERROR_NO_ERROR,	MPEG_DECODER_ERROR_NO_DECODER,	MPEG_DECODER_ERROR_NO_ROOM,	MPEG_DECODER_ERROR_EOF,	MPEG_DECODER_ERROR_UNSPECIFIED_ERROR,	MPEG_DECODER_ERROR_INVALID_PARAMETER} MPEG_DECODER_ERROR;typedef struct tagPCM_PARAMETERS{	RMuint32 SamplesPerSecond;	RMuint32 NumberOfChannels;	RMuint32 NumberOfBitsPerSample;} PCM_PARAMETERS;typedef struct tagAC3_PARAMETERS{	RMuint32 SamplesPerSecond;	RMuint32 rawOutput;} AC3_PARAMETERS;#define AAC_TYPE_ADTS	0#define AAC_TYPE_ADIF	1#define AAC_TYPE_DSI	2typedef struct tagAAC_PARAMETERS{	RMuint32 SamplesPerSecond;	RMuint32 NumberOfChannels;	RMuint32 AACType;} AAC_PARAMETERS;typedef struct tagDTS_PARAMETERS{	RMuint32 SamplesPerSecond;	RMuint32 rawOutput;} DTS_PARAMETERS;typedef struct tagMPEGAUDIO_PARAMETERS{	RMuint32 SamplesPerSecond;	RMuint32 rawOutput;	RMuint32 layer;} MPEGAUDIO_PARAMETERS;typedef struct tagMPEGVIDEO_PARAMETERS{	RMuint32 isMPEG4;				// 0=mpeg1/2, 1=mpeg4	RMuint32 vopTimeIncrRes;		// vop_time_increment_resolution in the mpeg-4 VOL header	RMuint32 videoTimeScale;		// video cts timescale	RMuint32 audioTimeScale;		// audio cts timescale		RMuint32 fixedVOPRate;			// 1 = force fixed vop rate (avi files)	RMuint32 vopTimeIncr;			// fixed vop increment} MPEGVIDEO_PARAMETERS;class IMpegDecoder{public:	virtual MPEG_DECODER_ERROR Init () = 0;	virtual MPEG_DECODER_ERROR GetMaxDisplayModes (RMint32 *pMode) = 0;	virtual MPEG_DECODER_ERROR SetupDisplay (RMint32 Mode, RMuint8 Pal = 0) = 0;	virtual MPEG_DECODER_ERROR GetScreenDimensions (RMint32 *w, RMint32 *h, RMint32 *n, RMint32 *d) = 0;	virtual MPEG_DECODER_ERROR DisplayYUV420 (RMuint8 *pY, RMuint8 *pUV, RMint32 x, RMint32 y, RMint32 w, RMint32 h, RMint32 w_screen, RMint32 h_screen) = 0;	virtual MPEG_DECODER_ERROR SetVideoDestination (RMint32 x, RMint32 y, RMint32 w, RMint32 h) = 0;	virtual MPEG_DECODER_ERROR RenderText (RMint8 *text, RMuint32 colour, RMint32 x, RMint32 y, RMint32 w, RMint32 h) = 0;	virtual MPEG_DECODER_ERROR RenderOsdPalette (RMuint8 *palette) = 0;	virtual MPEG_DECODER_ERROR RenderOsdBits (RMuint8 *osd, RMint32 x, RMint32 y, RMint32 w, RMint32 h) = 0;	virtual MPEG_DECODER_ERROR SaveOsdBits (RMuint8 *osd, RMint32 x, RMint32 y, RMint32 w, RMint32 h) = 0;	virtual MPEG_DECODER_ERROR Play () = 0;	virtual MPEG_DECODER_ERROR PlayIFrame () = 0;	virtual MPEG_DECODER_ERROR PlayIFrame (RMint32 speed) = 0;	virtual MPEG_DECODER_ERROR Pause () = 0;	virtual MPEG_DECODER_ERROR Stop () = 0;	virtual MPEG_DECODER_ERROR GetSTC (RMint64 *pSTC, RMuint32 Resolution) = 0;	virtual MPEG_DECODER_ERROR EndOfStream (RMint64 time, RMuint32 Resolution) = 0;	virtual MPEG_DECODER_ERROR SetPCMParameters (PCM_PARAMETERS *pPcmParameters) = 0;	virtual MPEG_DECODER_ERROR SetAC3Parameters (AC3_PARAMETERS *pAc3Parameters) = 0;	virtual MPEG_DECODER_ERROR SetAACParameters (AAC_PARAMETERS *pAacParameters) = 0;	virtual MPEG_DECODER_ERROR SetDTSParameters (DTS_PARAMETERS *pDtsParameters) = 0;	virtual MPEG_DECODER_ERROR SetMpegAudioParameters (MPEGAUDIO_PARAMETERS *pMpegAudioParameters) = 0;	virtual MPEG_DECODER_ERROR SetMpegVideoParameters (MPEGVIDEO_PARAMETERS *pMpegVideoParameters) = 0;	virtual MPEG_DECODER_ERROR WriteAC3 (RMuint8 *pAc3, RMuint32 length, RMuint8 *prefcount, RMuint32 flags, RMint64 scr, RMint64 pts, RMuint32 firstaccessunitpointer) = 0;	virtual MPEG_DECODER_ERROR WriteAAC (RMuint8 *pAac, RMuint32 length, RMuint8 *prefcount, RMuint32 flags, RMint64 scr, RMint64 pts) = 0;	virtual MPEG_DECODER_ERROR WriteDTS (RMuint8 *pDts, RMuint32 length, RMuint8 *prefcount, RMuint32 flags, RMint64 scr, RMint64 pts, RMint32 nFrameHeaders, RMint32 FirstAccessUnitPointer) = 0;	virtual MPEG_DECODER_ERROR WriteMpegAudio (RMuint8 *pAudio, RMuint32 length, RMuint8 *prefcount, RMuint32 flags, RMint64 scr, RMint64 pts) = 0;	virtual MPEG_DECODER_ERROR WriteMpegVideo (RMuint8 *pVideo, RMuint32 length, RMuint8 *prefcount, RMuint32 flags, RMint64 scr, RMint64 pts) = 0;	virtual MPEG_DECODER_ERROR WritePCM (RMuint8 *pPCM, RMuint32 length, RMuint8 *prefcount, RMuint32 flags, RMint64 scr, RMint64 pts) = 0;	virtual MPEG_DECODER_ERROR Brightness (RMint32 direction, RMint32 *pvalue) = 0;	virtual MPEG_DECODER_ERROR Contrast (RMint32 direction, RMint32 *pvalue) = 0;	virtual MPEG_DECODER_ERROR Saturation (RMint32 direction, RMint32 *pvalue) = 0;	virtual MPEG_DECODER_ERROR ClearScreen () = 0;	virtual MPEG_DECODER_ERROR Exit () = 0;};#endif