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74 lines
1.9 KiB
74 lines
1.9 KiB
//
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// MODULE : STAUDIO.H
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// PURPOSE : Audio functions
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// AUTHOR : JBS Yadawa
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// CREATED : 7/20/96
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//
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//
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// Copyright (C) 1996 SGS-THOMSON Microelectronics
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//
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//
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// REVISION HISTORY :
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//
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// DATE :
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//
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// COMMENTS :
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//
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#ifndef __STAUDIO_H
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#define __STAUDIO_H
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#include "stdefs.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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WORD AudioState;
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WORD ErrorMsg; // Error Message
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WORD IntAudio; // Flag positioned when Audio interrupt is detected
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DWORD PtsAudio; // Audio PTS
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WORD StrType;
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BOOL FirstPTS; // if First PTS reached FirstPTS=TRUE
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WORD MaskItAudio; /* Audio Interrupt Mask */
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DWORD icd[4];
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BOOL mute; /* TRUE if audio is muted */
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BOOL Stepped; /* TRUE if last step command has been executed */
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BOOL fastForward; /* fast - TRUE = decode fast */
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WORD decSlowDown; /* If !=0 slow motion decoding */
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WORD DecodeMode; /* Is PLAY_MODE, FAST_MODE or SLOW_MODE */
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DWORD SampFreq;
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DWORD FrameCount; /* Frame Number */
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} AUDIO, *PAUDIO;
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void AudioOpen(PAUDIO);
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void AudioClose(void);
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void AudioInitDecoder(WORD StreamType);
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WORD AudioTestReg(void);
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WORD AudioTest(void);
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WORD AudioTestInt(void);
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void AudioSetMode(WORD Mode, WORD param);
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void AudioDecode(void);
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void AudioStep(void);
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void AudioStop(void);
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void AudioPause(void);
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WORD AudioGetState(void);
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void AudioSetSTCParameters(DWORD SampFreq);
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DWORD AudioGetSTC(void);
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DWORD AudioGetVideoSTC(void);
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void AudioInitSTC(DWORD stc);
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DWORD AudioGetPTS(void);
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WORD AudioGetErrorMsg(void);
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void AudioSetRightVolume(WORD volume);
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void AudioSetLeftVolume(WORD volume);
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void AudioMute(void);
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BOOL AudioIsFirstPTS(void);
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void AudioSetStreamType(WORD StrType);
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void AudioMaskInt(void);
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void AudioRestoreInt(void);
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BOOL AudioAudioInt (void);
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void AudioInitPesParser (WORD StreamType);
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#ifdef __cplusplus
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}
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#endif
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#endif // #ifndef __STAUDIO_H
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