106 lines
3.4 KiB
C++
106 lines
3.4 KiB
C++
/*
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* Copyright 2001-2002, Haiku Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* Author:
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* Christopher ML Zumwalt May (zummy@users.sf.net)
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*/
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#ifndef _PUSHGAMESOUND_H
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#define _PUSHGAMESOUND_H
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#include <StreamingGameSound.h>
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class BPushGameSound : public BStreamingGameSound {
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public:
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BPushGameSound(size_t inBufferFrameCount,
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const gs_audio_format* format,
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size_t inBufferCount = 2,
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BGameSoundDevice* device = NULL);
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virtual ~BPushGameSound();
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enum lock_status {
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lock_failed = -1, // not yet time to do more
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lock_ok = 0, // do more
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lock_ok_frames_dropped // you may have missed some buffers
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};
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virtual lock_status LockNextPage(void** _pagePtr,
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size_t* _pageSize);
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virtual status_t UnlockPage(void* pagePtr);
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virtual lock_status LockForCyclic(void** _basePtr, size_t* _size);
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virtual status_t UnlockCyclic();
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virtual size_t CurrentPosition();
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virtual BGameSound* Clone() const;
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virtual status_t Perform(int32 selector, void* data);
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protected:
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BPushGameSound(BGameSoundDevice* device);
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virtual status_t SetParameters(size_t bufferFrameCount,
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const gs_audio_format* format,
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size_t bufferCount);
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virtual status_t SetStreamHook(void (*hook)(void* inCookie,
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void* buffer, size_t byteCount,
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BStreamingGameSound* me),
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void* cookie);
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virtual void FillBuffer(void* buffer, size_t byteCount);
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private:
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BPushGameSound();
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BPushGameSound(const BPushGameSound& other);
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BPushGameSound& operator=(const BPushGameSound& other);
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// not implemented
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bool BytesReady(size_t* bytes);
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virtual status_t _Reserved_BPushGameSound_0(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_1(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_2(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_3(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_4(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_5(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_6(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_7(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_8(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_9(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_10(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_11(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_12(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_13(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_14(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_15(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_16(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_17(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_18(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_19(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_20(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_21(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_22(int32 arg, ...);
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virtual status_t _Reserved_BPushGameSound_23(int32 arg, ...);
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private:
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sem_id fLock;
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BList* fPageLocked;
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size_t fLockPos;
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size_t fPlayPos;
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char* fBuffer;
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size_t fPageSize;
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int32 fPageCount;
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size_t fBufferSize;
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uint32 _reserved[12];
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};
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#endif // _PUSH_GAME_SOUND_H
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