| 1 | /* $Id: waveoutdart.h,v 1.3 2002-06-04 17:36:56 sandervl Exp $ */
|
|---|
| 2 |
|
|---|
| 3 | /*
|
|---|
| 4 | * Wave playback class (DART)
|
|---|
| 5 | *
|
|---|
| 6 | * Copyright 1998-2001 Sander van Leeuwen (sandervl@xs4all.nl)
|
|---|
| 7 | *
|
|---|
| 8 | * Project Odin Software License can be found in LICENSE.TXT
|
|---|
| 9 | */
|
|---|
| 10 | #ifndef __DWAVEOUT_H__
|
|---|
| 11 | #define __DWAVEOUT_H__
|
|---|
| 12 |
|
|---|
| 13 | #include "waveoutbase.h"
|
|---|
| 14 |
|
|---|
| 15 | #define PREFILLBUF_DART 8
|
|---|
| 16 | #define DART_BUFSIZE 4096
|
|---|
| 17 |
|
|---|
| 18 | #ifdef OS2_ONLY
|
|---|
| 19 | #include "winmmtype.h"
|
|---|
| 20 | #endif
|
|---|
| 21 | #include "vmutex.h"
|
|---|
| 22 |
|
|---|
| 23 | #ifdef _OS2WIN_H
|
|---|
| 24 | #define MCI_MIX_BUFFER DWORD
|
|---|
| 25 | #define PMCI_MIX_BUFFER MCI_MIX_BUFFER *
|
|---|
| 26 | #define MCI_MIXSETUP_PARMS DWORD
|
|---|
| 27 | #define MCI_BUFFER_PARMS DWORD
|
|---|
| 28 | #define MCI_PLAY_PARMS DWORD
|
|---|
| 29 | #endif
|
|---|
| 30 |
|
|---|
| 31 | class DartWaveOut : public WaveOut
|
|---|
| 32 | {
|
|---|
| 33 | public:
|
|---|
| 34 | DartWaveOut(LPWAVEFORMATEX pwfx, DWORD fdwOpen, ULONG nCallback, ULONG dwInstance);
|
|---|
| 35 | virtual ~DartWaveOut();
|
|---|
| 36 |
|
|---|
| 37 | virtual MMRESULT write(LPWAVEHDR pwh, UINT cbwh);
|
|---|
| 38 | virtual MMRESULT pause();
|
|---|
| 39 | virtual MMRESULT stop();
|
|---|
| 40 | virtual MMRESULT resume();
|
|---|
| 41 | virtual MMRESULT setVolume(ULONG ulVol);
|
|---|
| 42 | virtual MMRESULT reset();
|
|---|
| 43 | virtual ULONG getPosition();
|
|---|
| 44 |
|
|---|
| 45 | static BOOL queryFormat(ULONG formatTag, ULONG nChannels,
|
|---|
| 46 | ULONG nSamplesPerSec, ULONG sampleSize);
|
|---|
| 47 |
|
|---|
| 48 | protected:
|
|---|
| 49 | static void mciError(ULONG ulError);
|
|---|
| 50 | void Init(LPWAVEFORMATEX pwfx);
|
|---|
| 51 | void handler(ULONG ulStatus, PMCI_MIX_BUFFER pBuffer, ULONG ulFlags);
|
|---|
| 52 |
|
|---|
| 53 | private:
|
|---|
| 54 | void writeBuffer();
|
|---|
| 55 |
|
|---|
| 56 | USHORT DeviceId;
|
|---|
| 57 | ULONG ulBufferCount; /* Current file buffer */
|
|---|
| 58 | ULONG ulBufSize;
|
|---|
| 59 |
|
|---|
| 60 | MCI_MIX_BUFFER *MixBuffer; /* Device buffers */
|
|---|
| 61 | MCI_MIXSETUP_PARMS *MixSetupParms; /* Mixer parameters */
|
|---|
| 62 | MCI_BUFFER_PARMS *BufferParms; /* Device buffer parms */
|
|---|
| 63 |
|
|---|
| 64 | int curPlayBuf, curFillBuf;
|
|---|
| 65 | ULONG curFillPos, curPlayPos; //fillpos == pos in os2 mix buffer, bufpos == pos in win buffer
|
|---|
| 66 |
|
|---|
| 67 | BOOL fMixerSetup;
|
|---|
| 68 | BOOL fUnderrun;
|
|---|
| 69 |
|
|---|
| 70 | #ifndef _OS2WIN_H
|
|---|
| 71 | friend LONG APIENTRY WaveOutHandler(ULONG ulStatus, PMCI_MIX_BUFFER pBuffer, ULONG ulFlags);
|
|---|
| 72 | #endif
|
|---|
| 73 | };
|
|---|
| 74 |
|
|---|
| 75 | #endif
|
|---|
