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-
- typedef enum channel {MONO_LEFT,MONO_RIGHT,MONO_BOTH,STEREO,STEREO_LEFT,
- STEREO_RIGHT,STEREO_LEFT_BOTH,STEREO_RIGHT_BOTH,
- UNSPECIFIED} channel;
-
- struct IOAudio *GetAudioChannel(ULONG bufferSize,UBYTE *allocationMap);
- void FreeAudioChannel(struct IOAudio *aIOB);
- void InitAudioChannel(struct IOAudio *aIOB,UWORD volume,UWORD period);
- struct IOAudio *DuplicateAudioChannel(struct IOAudio *OrigIOB);
- void DeleteDuplication(struct IOAudio *aIOB);
- ULONG LoadAudioBuffer(BPTR file,struct IOAudio *aIOB,ULONG toRead);
- char *FindChunk(BPTR file,char *string);
- void Position(BPTR file,char *string);
- void WriteMsg(char *errMsg);
- void playMonoSample(BPTR file,channel audioChannel,struct Voice8Header *vhdr,
- ULONG len);
- void playStereoSample(BPTR leftFile,channel audioChannel,
- struct Voice8Header *vhdr, ULONG length, char *filename);
- void playMonoTwice(BPTR file,channel audioChannel,struct Voice8Header *vhdr,
- ULONG length);
- BPTR dupFileHandle(BPTR origFile,char *filename);
- ULONG getPosInFile(BPTR file);
- void cleanup(int err);
-
- /* Mem.c */
- void storeLeft(BPTR file,ULONG length,ULONG blockLength);
- void deleteLeft(void);
- void getLeft(APTR dest);
-
- void storeRight(BPTR file,ULONG length,ULONG blockLength);
- void deleteRight(void);
- void getRight(APTR dest);
-
- typedef struct Voice8Header
- {
- ULONG oneShotHiSamples,
- repeatHiSamples,
- samplesPerHiCycle;
- UWORD samplesPerSec;
- UBYTE ctOctave,sCompression;
- LONG volume;
- };
-
- #define MIN(x,y) ( (x) < (y) ) ? (x) : (y)
-
-
- char *getLength(ULONG length);
- char *getRate(struct Voice8Header *vhdr);
- char *getTime(ULONG numSecs);
-
- UWORD textToPixelX(UWORD fontUnits);
- UWORD textToPixelY(UWORD fontUnits);
- UWORD defFontBaseline();
- void drawBevelBoxes(char *time,char *size,char *rate, char *filename);
- void installGadgets();
- void updateTime(ULONG numSecs);
-
- void swapPointers(struct IOAudio **first,struct IOAudio **second);
- void updateSampleInfo(unsigned int currentPos,unsigned int length,
- unsigned int sampleRate);
-
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-