Retired Document
Important: This sample code may not represent best practices for current development. The project may use deprecated symbols and illustrate technologies and techniques that are no longer recommended.
FlatInstrumentTest.h
#include <QuickTimeComponents.h> |
#include <types.h> |
typedef struct |
{ |
ToneDescription tone; |
long size; |
long z1; /* must be zero */ |
long quality; /* 5 */ |
long stereoPan; /* 0 */ |
long stereoSpread; /* 0 */ |
long transpose; /* 1 */ |
long flags; /* 0 */ |
long pitchRandomness; /* 0 */ |
long volumeAttackRate; /* 10 */ |
long volumeDecayRate; /* 400 */ |
long volumeSustainLevel; /* 38174 */ |
long volumeNaturalDecayRate; /* 64640 */ |
long volumeReleaseRate; /* 250 */ |
long z[12]; /* must all be zero */ |
long k1; /* must be 1 */ |
long z2; |
long k127; /* must be 127 */ |
long maxInterpolation; /* 3 is a good number, 0 is cheapest */ |
long z3; |
long k124; /* must be 124 */ |
long z4; |
/* This is the 'snd ' */ |
long k0x00010001; |
long k0x00050000; |
long k0x00A00001; |
long k0x80510000; |
long k0x00000014; |
long z5; |
long sampleLength; /* number of bytes in sample data */ |
Fixed sampleRate; /* fixed pt samples/second */ |
long loopStart; /* first byte of loop, or zero for no loop */ |
long loopEnd; /* last byte of loop, or zero for no loop */ |
short midiKey; /* pitch produced by sampleRate */ |
unsigned char sample[1]; /* sample data */ |
} SingleFlatInstrument; |
#define kFlatInstrumentNoSndSize (sizeof(ToneDescription) + 128) |
FlatInstrument *CreateFlatInstrument(void); |
FlatInstrument *CreateFlatInstrumentFromSnd(short id); |
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