1362 lines
45 KiB
C
1362 lines
45 KiB
C
|
|
#include "config.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "alMain.h"
|
|
#include "alMidi.h"
|
|
#include "alError.h"
|
|
#include "alu.h"
|
|
|
|
#include "midi/base.h"
|
|
|
|
|
|
static ALuint read_le32(Reader *stream)
|
|
{
|
|
ALubyte buf[4];
|
|
if(READ(stream, buf, 4) != 4)
|
|
{
|
|
READERR(stream) = 1;
|
|
return 0;
|
|
}
|
|
return (buf[3]<<24) | (buf[2]<<16) | (buf[1]<<8) | buf[0];
|
|
}
|
|
static ALushort read_le16(Reader *stream)
|
|
{
|
|
ALubyte buf[2];
|
|
if(READ(stream, buf, 2) != 2)
|
|
{
|
|
READERR(stream) = 1;
|
|
return 0;
|
|
}
|
|
return (buf[1]<<8) | buf[0];
|
|
}
|
|
static ALubyte read_8(Reader *stream)
|
|
{
|
|
ALubyte buf[1];
|
|
if(READ(stream, buf, 1) != 1)
|
|
{
|
|
READERR(stream) = 1;
|
|
return 0;
|
|
}
|
|
return buf[0];
|
|
}
|
|
static void skip(Reader *stream, ALuint amt)
|
|
{
|
|
while(amt > 0 && !READERR(stream))
|
|
{
|
|
char buf[4096];
|
|
size_t got;
|
|
|
|
got = READ(stream, buf, minu(sizeof(buf), amt));
|
|
if(got == 0) READERR(stream) = 1;
|
|
|
|
amt -= got;
|
|
}
|
|
}
|
|
|
|
typedef struct Generator {
|
|
ALushort mGenerator;
|
|
ALushort mAmount;
|
|
} Generator;
|
|
static void Generator_read(Generator *self, Reader *stream)
|
|
{
|
|
self->mGenerator = read_le16(stream);
|
|
self->mAmount = read_le16(stream);
|
|
}
|
|
|
|
static const ALint DefaultGenValue[60] = {
|
|
0, /* 0 - startAddrOffset */
|
|
0, /* 1 - endAddrOffset */
|
|
0, /* 2 - startloopAddrOffset */
|
|
0, /* 3 - endloopAddrOffset */
|
|
0, /* 4 - startAddrCoarseOffset */
|
|
0, /* 5 - modLfoToPitch */
|
|
0, /* 6 - vibLfoToPitch */
|
|
0, /* 7 - modEnvToPitch */
|
|
13500, /* 8 - initialFilterFc */
|
|
0, /* 9 - initialFilterQ */
|
|
0, /* 10 - modLfoToFilterFc */
|
|
0, /* 11 - modEnvToFilterFc */
|
|
0, /* 12 - endAddrCoarseOffset */
|
|
0, /* 13 - modLfoToVolume */
|
|
0, /* 14 - */
|
|
0, /* 15 - chorusEffectsSend */
|
|
0, /* 16 - reverbEffectsSend */
|
|
0, /* 17 - pan */
|
|
0, /* 18 - */
|
|
0, /* 19 - */
|
|
0, /* 20 - */
|
|
-12000, /* 21 - delayModLFO */
|
|
0, /* 22 - freqModLFO */
|
|
-12000, /* 23 - delayVibLFO */
|
|
0, /* 24 - freqVibLFO */
|
|
-12000, /* 25 - delayModEnv */
|
|
-12000, /* 26 - attackModEnv */
|
|
-12000, /* 27 - holdModEnv */
|
|
-12000, /* 28 - decayModEnv */
|
|
0, /* 29 - sustainModEnv */
|
|
-12000, /* 30 - releaseModEnv */
|
|
0, /* 31 - keynumToModEnvHold */
|
|
0, /* 32 - keynumToModEnvDecay */
|
|
-12000, /* 33 - delayVolEnv */
|
|
-12000, /* 34 - attackVolEnv */
|
|
-12000, /* 35 - holdVolEnv */
|
|
-12000, /* 36 - decayVolEnv */
|
|
0, /* 37 - sustainVolEnv */
|
|
-12000, /* 38 - releaseVolEnv */
|
|
0, /* 39 - keynumToVolEnvHold */
|
|
0, /* 40 - keynumToVolEnvDecay */
|
|
0, /* 41 - */
|
|
0, /* 42 - */
|
|
0, /* 43 - keyRange */
|
|
0, /* 44 - velRange */
|
|
0, /* 45 - startloopAddrCoarseOffset */
|
|
0, /* 46 - keynum */
|
|
0, /* 47 - velocity */
|
|
0, /* 48 - initialAttenuation */
|
|
0, /* 49 - */
|
|
0, /* 50 - endloopAddrCoarseOffset */
|
|
0, /* 51 - corseTune */
|
|
0, /* 52 - fineTune */
|
|
0, /* 53 - */
|
|
0, /* 54 - sampleModes */
|
|
0, /* 55 - */
|
|
100, /* 56 - scaleTuning */
|
|
0, /* 57 - exclusiveClass */
|
|
0, /* 58 - overridingRootKey */
|
|
0, /* 59 - */
|
|
};
|
|
|
|
typedef struct Modulator {
|
|
ALushort mSrcOp;
|
|
ALushort mDstOp;
|
|
ALshort mAmount;
|
|
ALushort mAmtSrcOp;
|
|
ALushort mTransOp;
|
|
} Modulator;
|
|
static void Modulator_read(Modulator *self, Reader *stream)
|
|
{
|
|
self->mSrcOp = read_le16(stream);
|
|
self->mDstOp = read_le16(stream);
|
|
self->mAmount = read_le16(stream);
|
|
self->mAmtSrcOp = read_le16(stream);
|
|
self->mTransOp = read_le16(stream);
|
|
}
|
|
|
|
typedef struct Zone {
|
|
ALushort mGenIdx;
|
|
ALushort mModIdx;
|
|
} Zone;
|
|
static void Zone_read(Zone *self, Reader *stream)
|
|
{
|
|
self->mGenIdx = read_le16(stream);
|
|
self->mModIdx = read_le16(stream);
|
|
}
|
|
|
|
typedef struct PresetHeader {
|
|
ALchar mName[20];
|
|
ALushort mPreset; /* MIDI program number */
|
|
ALushort mBank;
|
|
ALushort mZoneIdx;
|
|
ALuint mLibrary;
|
|
ALuint mGenre;
|
|
ALuint mMorphology;
|
|
} PresetHeader;
|
|
static void PresetHeader_read(PresetHeader *self, Reader *stream)
|
|
{
|
|
if(READ(stream, self->mName, sizeof(self->mName)) != sizeof(self->mName))
|
|
READERR(stream) = 1;
|
|
self->mPreset = read_le16(stream);
|
|
self->mBank = read_le16(stream);
|
|
self->mZoneIdx = read_le16(stream);
|
|
self->mLibrary = read_le32(stream);
|
|
self->mGenre = read_le32(stream);
|
|
self->mMorphology = read_le32(stream);
|
|
}
|
|
|
|
typedef struct InstrumentHeader {
|
|
ALchar mName[20];
|
|
ALushort mZoneIdx;
|
|
} InstrumentHeader;
|
|
static void InstrumentHeader_read(InstrumentHeader *self, Reader *stream)
|
|
{
|
|
if(READ(stream, self->mName, sizeof(self->mName)) != sizeof(self->mName))
|
|
READERR(stream) = 1;
|
|
self->mZoneIdx = read_le16(stream);
|
|
}
|
|
|
|
typedef struct SampleHeader {
|
|
ALchar mName[20]; // 20 bytes
|
|
ALuint mStart;
|
|
ALuint mEnd;
|
|
ALuint mStartloop;
|
|
ALuint mEndloop;
|
|
ALuint mSampleRate;
|
|
ALubyte mOriginalKey;
|
|
ALbyte mCorrection;
|
|
ALushort mSampleLink;
|
|
ALushort mSampleType;
|
|
} SampleHeader;
|
|
static void SampleHeader_read(SampleHeader *self, Reader *stream)
|
|
{
|
|
if(READ(stream, self->mName, sizeof(self->mName)) != sizeof(self->mName))
|
|
READERR(stream) = 1;
|
|
self->mStart = read_le32(stream);
|
|
self->mEnd = read_le32(stream);
|
|
self->mStartloop = read_le32(stream);
|
|
self->mEndloop = read_le32(stream);
|
|
self->mSampleRate = read_le32(stream);
|
|
self->mOriginalKey = read_8(stream);
|
|
self->mCorrection = read_8(stream);
|
|
self->mSampleLink = read_le16(stream);
|
|
self->mSampleType = read_le16(stream);
|
|
}
|
|
|
|
|
|
typedef struct Soundfont {
|
|
ALuint ifil;
|
|
ALchar *irom;
|
|
|
|
PresetHeader *phdr;
|
|
ALsizei phdr_size;
|
|
|
|
Zone *pbag;
|
|
ALsizei pbag_size;
|
|
Modulator *pmod;
|
|
ALsizei pmod_size;
|
|
Generator *pgen;
|
|
ALsizei pgen_size;
|
|
|
|
InstrumentHeader *inst;
|
|
ALsizei inst_size;
|
|
|
|
Zone *ibag;
|
|
ALsizei ibag_size;
|
|
Modulator *imod;
|
|
ALsizei imod_size;
|
|
Generator *igen;
|
|
ALsizei igen_size;
|
|
|
|
SampleHeader *shdr;
|
|
ALsizei shdr_size;
|
|
} Soundfont;
|
|
|
|
static void Soundfont_Construct(Soundfont *self)
|
|
{
|
|
self->ifil = 0;
|
|
self->irom = NULL;
|
|
|
|
self->phdr = NULL;
|
|
self->phdr_size = 0;
|
|
|
|
self->pbag = NULL;
|
|
self->pbag_size = 0;
|
|
self->pmod = NULL;
|
|
self->pmod_size = 0;
|
|
self->pgen = NULL;
|
|
self->pgen_size = 0;
|
|
|
|
self->inst = NULL;
|
|
self->inst_size = 0;
|
|
|
|
self->ibag = NULL;
|
|
self->ibag_size = 0;
|
|
self->imod = NULL;
|
|
self->imod_size = 0;
|
|
self->igen = NULL;
|
|
self->igen_size = 0;
|
|
|
|
self->shdr = NULL;
|
|
self->shdr_size = 0;
|
|
}
|
|
|
|
static void Soundfont_Destruct(Soundfont *self)
|
|
{
|
|
free(self->irom);
|
|
self->irom = NULL;
|
|
|
|
free(self->phdr);
|
|
self->phdr = NULL;
|
|
self->phdr_size = 0;
|
|
|
|
free(self->pbag);
|
|
self->pbag = NULL;
|
|
self->pbag_size = 0;
|
|
free(self->pmod);
|
|
self->pmod = NULL;
|
|
self->pmod_size = 0;
|
|
free(self->pgen);
|
|
self->pgen = NULL;
|
|
self->pgen_size = 0;
|
|
|
|
free(self->inst);
|
|
self->inst = NULL;
|
|
self->inst_size = 0;
|
|
|
|
free(self->ibag);
|
|
self->ibag = NULL;
|
|
self->ibag_size = 0;
|
|
free(self->imod);
|
|
self->imod = NULL;
|
|
self->imod_size = 0;
|
|
free(self->igen);
|
|
self->igen = NULL;
|
|
self->igen_size = 0;
|
|
|
|
free(self->shdr);
|
|
self->shdr = NULL;
|
|
self->shdr_size = 0;
|
|
}
|
|
|
|
|
|
#define FOURCC(a,b,c,d) (((d)<<24) | ((c)<<16) | ((b)<<8) | (a))
|
|
#define FOURCCARGS(x) (char)((x)&0xff), (char)(((x)>>8)&0xff), (char)(((x)>>16)&0xff), (char)(((x)>>24)&0xff)
|
|
typedef struct RiffHdr {
|
|
ALuint mCode;
|
|
ALuint mSize;
|
|
} RiffHdr;
|
|
static void RiffHdr_read(RiffHdr *self, Reader *stream)
|
|
{
|
|
self->mCode = read_le32(stream);
|
|
self->mSize = read_le32(stream);
|
|
}
|
|
|
|
|
|
DECL_VECTOR(Generator)
|
|
DECL_VECTOR(Modulator)
|
|
|
|
typedef struct GenModList {
|
|
vector_Generator gens;
|
|
vector_Modulator mods;
|
|
} GenModList;
|
|
|
|
static void GenModList_Construct(GenModList *self)
|
|
{
|
|
VECTOR_INIT(self->gens);
|
|
VECTOR_INIT(self->mods);
|
|
}
|
|
|
|
static void GenModList_Destruct(GenModList *self)
|
|
{
|
|
VECTOR_DEINIT(self->mods);
|
|
VECTOR_DEINIT(self->gens);
|
|
}
|
|
|
|
static GenModList GenModList_clone(const GenModList *self)
|
|
{
|
|
GenModList ret;
|
|
|
|
GenModList_Construct(&ret);
|
|
|
|
VECTOR_INSERT(ret.gens, VECTOR_ITER_END(ret.gens),
|
|
VECTOR_ITER_BEGIN(self->gens), VECTOR_ITER_END(self->gens)
|
|
);
|
|
VECTOR_INSERT(ret.mods, VECTOR_ITER_END(ret.mods),
|
|
VECTOR_ITER_BEGIN(self->mods), VECTOR_ITER_END(self->mods)
|
|
);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void GenModList_insertGen(GenModList *self, const Generator *gen, ALboolean ispreset)
|
|
{
|
|
Generator *i = VECTOR_ITER_BEGIN(self->gens);
|
|
Generator *end = VECTOR_ITER_END(self->gens);
|
|
for(;i != end;i++)
|
|
{
|
|
if(i->mGenerator == gen->mGenerator)
|
|
{
|
|
i->mAmount = gen->mAmount;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if(ispreset &&
|
|
(gen->mGenerator == 0 || gen->mGenerator == 1 || gen->mGenerator == 2 ||
|
|
gen->mGenerator == 3 || gen->mGenerator == 4 || gen->mGenerator == 12 ||
|
|
gen->mGenerator == 45 || gen->mGenerator == 46 || gen->mGenerator == 47 ||
|
|
gen->mGenerator == 50 || gen->mGenerator == 54 || gen->mGenerator == 57 ||
|
|
gen->mGenerator == 58))
|
|
return;
|
|
|
|
if(VECTOR_PUSH_BACK(self->gens, *gen) == AL_FALSE)
|
|
{
|
|
ERR("Failed to insert generator (from %d elements)\n", VECTOR_SIZE(self->gens));
|
|
return;
|
|
}
|
|
}
|
|
static void GenModList_accumGen(GenModList *self, const Generator *gen)
|
|
{
|
|
Generator *i = VECTOR_ITER_BEGIN(self->gens);
|
|
Generator *end = VECTOR_ITER_END(self->gens);
|
|
for(;i != end;i++)
|
|
{
|
|
if(i->mGenerator == gen->mGenerator)
|
|
{
|
|
if(gen->mGenerator == 43 || gen->mGenerator == 44)
|
|
{
|
|
/* Range generators accumulate by taking the intersection of
|
|
* the two ranges.
|
|
*/
|
|
ALushort low = maxu(i->mAmount&0x00ff, gen->mAmount&0x00ff);
|
|
ALushort high = minu(i->mAmount&0xff00, gen->mAmount&0xff00);
|
|
i->mAmount = low | high;
|
|
}
|
|
else
|
|
i->mAmount += gen->mAmount;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if(VECTOR_PUSH_BACK(self->gens, *gen) == AL_FALSE)
|
|
{
|
|
ERR("Failed to insert generator (from %d elements)\n", VECTOR_SIZE(self->gens));
|
|
return;
|
|
}
|
|
if(gen->mGenerator < 60)
|
|
VECTOR_BACK(self->gens).mAmount += DefaultGenValue[gen->mGenerator];
|
|
}
|
|
|
|
static void GenModList_insertMod(GenModList *self, const Modulator *mod)
|
|
{
|
|
Modulator *i = VECTOR_ITER_BEGIN(self->mods);
|
|
Modulator *end = VECTOR_ITER_END(self->mods);
|
|
for(;i != end;i++)
|
|
{
|
|
if(i->mDstOp == mod->mDstOp && i->mSrcOp == mod->mSrcOp &&
|
|
i->mAmtSrcOp == mod->mAmtSrcOp && i->mTransOp == mod->mTransOp)
|
|
{
|
|
i->mAmount = mod->mAmount;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if(VECTOR_PUSH_BACK(self->mods, *mod) == AL_FALSE)
|
|
{
|
|
ERR("Failed to insert modulator (from %d elements)\n", VECTOR_SIZE(self->mods));
|
|
return;
|
|
}
|
|
}
|
|
static void GenModList_accumMod(GenModList *self, const Modulator *mod)
|
|
{
|
|
Modulator *i = VECTOR_ITER_BEGIN(self->mods);
|
|
Modulator *end = VECTOR_ITER_END(self->mods);
|
|
for(;i != end;i++)
|
|
{
|
|
if(i->mDstOp == mod->mDstOp && i->mSrcOp == mod->mSrcOp &&
|
|
i->mAmtSrcOp == mod->mAmtSrcOp && i->mTransOp == mod->mTransOp)
|
|
{
|
|
i->mAmount += mod->mAmount;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if(VECTOR_PUSH_BACK(self->mods, *mod) == AL_FALSE)
|
|
{
|
|
ERR("Failed to insert modulator (from %d elements)\n", VECTOR_SIZE(self->mods));
|
|
return;
|
|
}
|
|
|
|
if(mod->mSrcOp == 0x0502 && mod->mDstOp == 48 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 960;
|
|
else if(mod->mSrcOp == 0x0102 && mod->mDstOp == 8 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += -2400;
|
|
else if(mod->mSrcOp == 0x000D && mod->mDstOp == 6 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 50;
|
|
else if(mod->mSrcOp == 0x0081 && mod->mDstOp == 6 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 50;
|
|
else if(mod->mSrcOp == 0x0582 && mod->mDstOp == 48 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 960;
|
|
else if(mod->mSrcOp == 0x028A && mod->mDstOp == 17 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 1000;
|
|
else if(mod->mSrcOp == 0x058B && mod->mDstOp == 48 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 960;
|
|
else if(mod->mSrcOp == 0x00DB && mod->mDstOp == 16 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 200;
|
|
else if(mod->mSrcOp == 0x00DD && mod->mDstOp == 15 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 200;
|
|
/*else if(mod->mSrcOp == 0x020E && mod->mDstOp == ?initialpitch? && mod->mAmtSrcOp == 0x0010 && mod->mTransOp == 0)
|
|
VECTOR_BACK(self->mods).mAmount += 12700;*/
|
|
}
|
|
|
|
|
|
#define ERROR_GOTO(lbl_, ...) do { \
|
|
ERR(__VA_ARGS__); \
|
|
goto lbl_; \
|
|
} while(0)
|
|
|
|
static ALboolean ensureFontSanity(const Soundfont *sfont)
|
|
{
|
|
ALsizei i;
|
|
|
|
for(i = 0;i < sfont->phdr_size-1;i++)
|
|
{
|
|
if(sfont->phdr[i].mZoneIdx >= sfont->pbag_size)
|
|
{
|
|
WARN("Preset %d has invalid zone index %d (max: %d)\n", i,
|
|
sfont->phdr[i].mZoneIdx, sfont->pbag_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->phdr[i+1].mZoneIdx < sfont->phdr[i].mZoneIdx)
|
|
{
|
|
WARN("Preset %d has invalid zone index (%d does not follow %d)\n", i+1,
|
|
sfont->phdr[i+1].mZoneIdx, sfont->phdr[i].mZoneIdx);
|
|
return AL_FALSE;
|
|
}
|
|
}
|
|
if(sfont->phdr[i].mZoneIdx >= sfont->pbag_size)
|
|
{
|
|
WARN("Preset %d has invalid zone index %d (max: %d)\n", i,
|
|
sfont->phdr[i].mZoneIdx, sfont->pbag_size);
|
|
return AL_FALSE;
|
|
}
|
|
|
|
for(i = 0;i < sfont->pbag_size-1;i++)
|
|
{
|
|
if(sfont->pbag[i].mGenIdx >= sfont->pgen_size)
|
|
{
|
|
WARN("Preset zone %d has invalid generator index %d (max: %d)\n", i,
|
|
sfont->pbag[i].mGenIdx, sfont->pgen_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->pbag[i+1].mGenIdx < sfont->pbag[i].mGenIdx)
|
|
{
|
|
WARN("Preset zone %d has invalid generator index (%d does not follow %d)\n", i+1,
|
|
sfont->pbag[i+1].mGenIdx, sfont->pbag[i].mGenIdx);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->pbag[i].mModIdx >= sfont->pmod_size)
|
|
{
|
|
WARN("Preset zone %d has invalid modulator index %d (max: %d)\n", i,
|
|
sfont->pbag[i].mModIdx, sfont->pmod_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->pbag[i+1].mModIdx < sfont->pbag[i].mModIdx)
|
|
{
|
|
WARN("Preset zone %d has invalid modulator index (%d does not follow %d)\n", i+1,
|
|
sfont->pbag[i+1].mModIdx, sfont->pbag[i].mModIdx);
|
|
return AL_FALSE;
|
|
}
|
|
}
|
|
if(sfont->pbag[i].mGenIdx >= sfont->pgen_size)
|
|
{
|
|
WARN("Preset zone %d has invalid generator index %d (max: %d)\n", i,
|
|
sfont->pbag[i].mGenIdx, sfont->pgen_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->pbag[i].mModIdx >= sfont->pmod_size)
|
|
{
|
|
WARN("Preset zone %d has invalid modulator index %d (max: %d)\n", i,
|
|
sfont->pbag[i].mModIdx, sfont->pmod_size);
|
|
return AL_FALSE;
|
|
}
|
|
|
|
|
|
for(i = 0;i < sfont->inst_size-1;i++)
|
|
{
|
|
if(sfont->inst[i].mZoneIdx >= sfont->ibag_size)
|
|
{
|
|
WARN("Instrument %d has invalid zone index %d (max: %d)\n", i,
|
|
sfont->inst[i].mZoneIdx, sfont->ibag_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->inst[i+1].mZoneIdx < sfont->inst[i].mZoneIdx)
|
|
{
|
|
WARN("Instrument %d has invalid zone index (%d does not follow %d)\n", i+1,
|
|
sfont->inst[i+1].mZoneIdx, sfont->inst[i].mZoneIdx);
|
|
return AL_FALSE;
|
|
}
|
|
}
|
|
if(sfont->inst[i].mZoneIdx >= sfont->ibag_size)
|
|
{
|
|
WARN("Instrument %d has invalid zone index %d (max: %d)\n", i,
|
|
sfont->inst[i].mZoneIdx, sfont->ibag_size);
|
|
return AL_FALSE;
|
|
}
|
|
|
|
for(i = 0;i < sfont->ibag_size-1;i++)
|
|
{
|
|
if(sfont->ibag[i].mGenIdx >= sfont->igen_size)
|
|
{
|
|
WARN("Instrument zone %d has invalid generator index %d (max: %d)\n", i,
|
|
sfont->ibag[i].mGenIdx, sfont->igen_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->ibag[i+1].mGenIdx < sfont->ibag[i].mGenIdx)
|
|
{
|
|
WARN("Instrument zone %d has invalid generator index (%d does not follow %d)\n", i+1,
|
|
sfont->ibag[i+1].mGenIdx, sfont->ibag[i].mGenIdx);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->ibag[i].mModIdx >= sfont->imod_size)
|
|
{
|
|
WARN("Instrument zone %d has invalid modulator index %d (max: %d)\n", i,
|
|
sfont->ibag[i].mModIdx, sfont->imod_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->ibag[i+1].mModIdx < sfont->ibag[i].mModIdx)
|
|
{
|
|
WARN("Instrument zone %d has invalid modulator index (%d does not follow %d)\n", i+1,
|
|
sfont->ibag[i+1].mModIdx, sfont->ibag[i].mModIdx);
|
|
return AL_FALSE;
|
|
}
|
|
}
|
|
if(sfont->ibag[i].mGenIdx >= sfont->igen_size)
|
|
{
|
|
WARN("Instrument zone %d has invalid generator index %d (max: %d)\n", i,
|
|
sfont->ibag[i].mGenIdx, sfont->igen_size);
|
|
return AL_FALSE;
|
|
}
|
|
if(sfont->ibag[i].mModIdx >= sfont->imod_size)
|
|
{
|
|
WARN("Instrument zone %d has invalid modulator index %d (max: %d)\n", i,
|
|
sfont->ibag[i].mModIdx, sfont->imod_size);
|
|
return AL_FALSE;
|
|
}
|
|
|
|
|
|
for(i = 0;i < sfont->shdr_size-1;i++)
|
|
{
|
|
if((sfont->shdr[i].mSampleType&0x8000) && sfont->irom == NULL)
|
|
{
|
|
WARN("Sample header %d has ROM sample type without an irom sub-chunk\n", i);
|
|
return AL_FALSE;
|
|
}
|
|
}
|
|
|
|
|
|
return AL_TRUE;
|
|
}
|
|
|
|
static ALboolean checkZone(const GenModList *zone, const PresetHeader *preset, const InstrumentHeader *inst, const SampleHeader *samp)
|
|
{
|
|
Generator *gen = VECTOR_ITER_BEGIN(zone->gens);
|
|
Generator *gen_end = VECTOR_ITER_END(zone->gens);
|
|
for(;gen != gen_end;gen++)
|
|
{
|
|
if(gen->mGenerator == 43 || gen->mGenerator == 44)
|
|
{
|
|
int high = gen->mAmount>>8;
|
|
int low = gen->mAmount&0xff;
|
|
|
|
if(!(low >= 0 && high <= 127 && high >= low))
|
|
{
|
|
TRACE("Preset \"%s\", inst \"%s\", sample \"%s\": invalid %s range %d...%d\n",
|
|
preset->mName, inst->mName, samp->mName,
|
|
(gen->mGenerator == 43) ? "key" :
|
|
(gen->mGenerator == 44) ? "velocity" : "(unknown)",
|
|
low, high);
|
|
return AL_FALSE;
|
|
}
|
|
}
|
|
}
|
|
|
|
return AL_TRUE;
|
|
}
|
|
|
|
static ALenum getModSrcInput(int input)
|
|
{
|
|
if(input == 0) return AL_ONE_SOFT;
|
|
if(input == 2) return AL_NOTEON_VELOCITY_SOFT;
|
|
if(input == 3) return AL_NOTEON_KEY_SOFT;
|
|
if(input == 10) return AL_KEYPRESSURE_SOFT;
|
|
if(input == 13) return AL_CHANNELPRESSURE_SOFT;
|
|
if(input == 14) return AL_PITCHBEND_SOFT;
|
|
if(input == 16) return AL_PITCHBEND_SENSITIVITY_SOFT;
|
|
if((input&0x80))
|
|
{
|
|
input ^= 0x80;
|
|
if(input > 0 && input < 120 && !(input == 6 || (input >= 32 && input <= 63) ||
|
|
(input >= 98 && input <= 101)))
|
|
return input;
|
|
input ^= 0x80;
|
|
}
|
|
ERR("Unhandled modulator source input: 0x%02x\n", input);
|
|
return AL_INVALID;
|
|
}
|
|
|
|
static ALenum getModSrcType(int type)
|
|
{
|
|
if(type == 0x0000) return AL_UNORM_SOFT;
|
|
if(type == 0x0100) return AL_UNORM_REV_SOFT;
|
|
if(type == 0x0200) return AL_SNORM_SOFT;
|
|
if(type == 0x0300) return AL_SNORM_REV_SOFT;
|
|
ERR("Unhandled modulator source type: 0x%04x\n", type);
|
|
return AL_INVALID;
|
|
}
|
|
|
|
static ALenum getModSrcForm(int form)
|
|
{
|
|
if(form == 0x0000) return AL_LINEAR_SOFT;
|
|
if(form == 0x0400) return AL_CONCAVE_SOFT;
|
|
if(form == 0x0800) return AL_CONVEX_SOFT;
|
|
if(form == 0x0C00) return AL_SWITCH_SOFT;
|
|
ERR("Unhandled modulator source form: 0x%04x\n", form);
|
|
return AL_INVALID;
|
|
}
|
|
|
|
static ALenum getModTransOp(int op)
|
|
{
|
|
if(op == 0) return AL_LINEAR_SOFT;
|
|
if(op == 2) return AL_ABSOLUTE_SOFT;
|
|
ERR("Unhandled modulator transform op: 0x%04x\n", op);
|
|
return AL_INVALID;
|
|
}
|
|
|
|
static ALenum getLoopMode(int mode)
|
|
{
|
|
if(mode == 0) return AL_NONE;
|
|
if(mode == 1) return AL_LOOP_CONTINUOUS_SOFT;
|
|
if(mode == 3) return AL_LOOP_UNTIL_RELEASE_SOFT;
|
|
ERR("Unhandled loop mode: %d\n", mode);
|
|
return AL_NONE;
|
|
}
|
|
|
|
static ALenum getSampleType(int type)
|
|
{
|
|
if(type == 1) return AL_MONO_SOFT;
|
|
if(type == 2) return AL_RIGHT_SOFT;
|
|
if(type == 4) return AL_LEFT_SOFT;
|
|
if(type == 8)
|
|
{
|
|
WARN("Sample type \"linked\" ignored; pretending mono\n");
|
|
return AL_MONO_SOFT;
|
|
}
|
|
ERR("Unhandled sample type: 0x%04x\n", type);
|
|
return AL_MONO_SOFT;
|
|
}
|
|
|
|
static void fillZone(ALfontsound *sound, ALCcontext *context, const GenModList *zone)
|
|
{
|
|
static const ALenum Gen2Param[60] = {
|
|
0, /* 0 - startAddrOffset */
|
|
0, /* 1 - endAddrOffset */
|
|
0, /* 2 - startloopAddrOffset */
|
|
0, /* 3 - endloopAddrOffset */
|
|
0, /* 4 - startAddrCoarseOffset */
|
|
AL_MOD_LFO_TO_PITCH_SOFT, /* 5 - modLfoToPitch */
|
|
AL_VIBRATO_LFO_TO_PITCH_SOFT, /* 6 - vibLfoToPitch */
|
|
AL_MOD_ENV_TO_PITCH_SOFT, /* 7 - modEnvToPitch */
|
|
AL_FILTER_CUTOFF_SOFT, /* 8 - initialFilterFc */
|
|
AL_FILTER_RESONANCE_SOFT, /* 9 - initialFilterQ */
|
|
AL_MOD_LFO_TO_FILTER_CUTOFF_SOFT, /* 10 - modLfoToFilterFc */
|
|
AL_MOD_ENV_TO_FILTER_CUTOFF_SOFT, /* 11 - modEnvToFilterFc */
|
|
0, /* 12 - endAddrCoarseOffset */
|
|
AL_MOD_LFO_TO_VOLUME_SOFT, /* 13 - modLfoToVolume */
|
|
0, /* 14 - */
|
|
AL_CHORUS_SEND_SOFT, /* 15 - chorusEffectsSend */
|
|
AL_REVERB_SEND_SOFT, /* 16 - reverbEffectsSend */
|
|
AL_PAN_SOFT, /* 17 - pan */
|
|
0, /* 18 - */
|
|
0, /* 19 - */
|
|
0, /* 20 - */
|
|
AL_MOD_LFO_DELAY_SOFT, /* 21 - delayModLFO */
|
|
AL_MOD_LFO_FREQUENCY_SOFT, /* 22 - freqModLFO */
|
|
AL_VIBRATO_LFO_DELAY_SOFT, /* 23 - delayVibLFO */
|
|
AL_VIBRATO_LFO_FREQUENCY_SOFT, /* 24 - freqVibLFO */
|
|
AL_MOD_ENV_DELAYTIME_SOFT, /* 25 - delayModEnv */
|
|
AL_MOD_ENV_ATTACKTIME_SOFT, /* 26 - attackModEnv */
|
|
AL_MOD_ENV_HOLDTIME_SOFT, /* 27 - holdModEnv */
|
|
AL_MOD_ENV_DECAYTIME_SOFT, /* 28 - decayModEnv */
|
|
AL_MOD_ENV_SUSTAINVOLUME_SOFT, /* 29 - sustainModEnv */
|
|
AL_MOD_ENV_RELEASETIME_SOFT, /* 30 - releaseModEnv */
|
|
AL_MOD_ENV_KEY_TO_HOLDTIME_SOFT, /* 31 - keynumToModEnvHold */
|
|
AL_MOD_ENV_KEY_TO_DECAYTIME_SOFT, /* 32 - keynumToModEnvDecay */
|
|
AL_VOLUME_ENV_DELAYTIME_SOFT, /* 33 - delayVolEnv */
|
|
AL_VOLUME_ENV_ATTACKTIME_SOFT, /* 34 - attackVolEnv */
|
|
AL_VOLUME_ENV_HOLDTIME_SOFT, /* 35 - holdVolEnv */
|
|
AL_VOLUME_ENV_DECAYTIME_SOFT, /* 36 - decayVolEnv */
|
|
AL_VOLUME_ENV_SUSTAINVOLUME_SOFT, /* 37 - sustainVolEnv */
|
|
AL_VOLUME_ENV_RELEASETIME_SOFT, /* 38 - releaseVolEnv */
|
|
AL_VOLUME_ENV_KEY_TO_HOLDTIME_SOFT, /* 39 - keynumToVolEnvHold */
|
|
AL_VOLUME_ENV_KEY_TO_DECAYTIME_SOFT, /* 40 - keynumToVolEnvDecay */
|
|
0, /* 41 - */
|
|
0, /* 42 - */
|
|
AL_KEY_RANGE_SOFT, /* 43 - keyRange */
|
|
AL_VELOCITY_RANGE_SOFT, /* 44 - velRange */
|
|
0, /* 45 - startloopAddrCoarseOffset */
|
|
0, /* 46 - keynum */
|
|
0, /* 47 - velocity */
|
|
AL_ATTENUATION_SOFT, /* 48 - initialAttenuation */
|
|
0, /* 49 - */
|
|
0, /* 50 - endloopAddrCoarseOffset */
|
|
AL_TUNING_COARSE_SOFT, /* 51 - corseTune */
|
|
AL_TUNING_FINE_SOFT, /* 52 - fineTune */
|
|
0, /* 53 - */
|
|
AL_LOOP_MODE_SOFT, /* 54 - sampleModes */
|
|
0, /* 55 - */
|
|
AL_TUNING_SCALE_SOFT, /* 56 - scaleTuning */
|
|
AL_EXCLUSIVE_CLASS_SOFT, /* 57 - exclusiveClass */
|
|
AL_BASE_KEY_SOFT, /* 58 - overridingRootKey */
|
|
0, /* 59 - */
|
|
};
|
|
const Generator *gen, *gen_end;
|
|
const Modulator *mod, *mod_end;
|
|
|
|
mod = VECTOR_ITER_BEGIN(zone->mods);
|
|
mod_end = VECTOR_ITER_END(zone->mods);
|
|
for(;mod != mod_end;mod++)
|
|
{
|
|
ALenum src0in = getModSrcInput(mod->mSrcOp&0xFF);
|
|
ALenum src0type = getModSrcType(mod->mSrcOp&0x0300);
|
|
ALenum src0form = getModSrcForm(mod->mSrcOp&0xFC00);
|
|
ALenum src1in = getModSrcInput(mod->mAmtSrcOp&0xFF);
|
|
ALenum src1type = getModSrcType(mod->mAmtSrcOp&0x0300);
|
|
ALenum src1form = getModSrcForm(mod->mAmtSrcOp&0xFC00);
|
|
ALenum trans = getModTransOp(mod->mTransOp);
|
|
ALenum dst = (mod->mDstOp < 60) ? Gen2Param[mod->mDstOp] : 0;
|
|
if(!dst || dst == AL_KEY_RANGE_SOFT || dst == AL_VELOCITY_RANGE_SOFT ||
|
|
dst == AL_LOOP_MODE_SOFT || dst == AL_EXCLUSIVE_CLASS_SOFT ||
|
|
dst == AL_BASE_KEY_SOFT)
|
|
ERR("Unhandled modulator destination: %d\n", mod->mDstOp);
|
|
else if(src0in != AL_INVALID && src0form != AL_INVALID && src0type != AL_INVALID &&
|
|
src1in != AL_INVALID && src1form != AL_INVALID && src0type != AL_INVALID &&
|
|
trans != AL_INVALID)
|
|
{
|
|
ALsizei idx = (ALsizei)(mod - VECTOR_ITER_BEGIN(zone->mods));
|
|
ALfontsound_setModStagei(sound, context, idx, AL_SOURCE0_INPUT_SOFT, src0in);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_SOURCE0_TYPE_SOFT, src0type);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_SOURCE0_FORM_SOFT, src0form);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_SOURCE1_INPUT_SOFT, src1in);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_SOURCE1_TYPE_SOFT, src1type);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_SOURCE1_FORM_SOFT, src1form);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_AMOUNT_SOFT, mod->mAmount);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_TRANSFORM_OP_SOFT, trans);
|
|
ALfontsound_setModStagei(sound, context, idx, AL_DESTINATION_SOFT, dst);
|
|
}
|
|
}
|
|
|
|
gen = VECTOR_ITER_BEGIN(zone->gens);
|
|
gen_end = VECTOR_ITER_END(zone->gens);
|
|
for(;gen != gen_end;gen++)
|
|
{
|
|
ALint value = (ALshort)gen->mAmount;
|
|
if(gen->mGenerator == 0)
|
|
sound->Start += value;
|
|
else if(gen->mGenerator == 1)
|
|
sound->End += value;
|
|
else if(gen->mGenerator == 2)
|
|
sound->LoopStart += value;
|
|
else if(gen->mGenerator == 3)
|
|
sound->LoopEnd += value;
|
|
else if(gen->mGenerator == 4)
|
|
sound->Start += value<<15;
|
|
else if(gen->mGenerator == 12)
|
|
sound->End += value<<15;
|
|
else if(gen->mGenerator == 45)
|
|
sound->LoopStart += value<<15;
|
|
else if(gen->mGenerator == 50)
|
|
sound->LoopEnd += value<<15;
|
|
else if(gen->mGenerator == 43)
|
|
{
|
|
sound->MinKey = mini((value&0xff), 127);
|
|
sound->MaxKey = mini(((value>>8)&0xff), 127);
|
|
}
|
|
else if(gen->mGenerator == 44)
|
|
{
|
|
sound->MinVelocity = mini((value&0xff), 127);
|
|
sound->MaxVelocity = mini(((value>>8)&0xff), 127);
|
|
}
|
|
else
|
|
{
|
|
ALenum param = 0;
|
|
if(gen->mGenerator < 60)
|
|
param = Gen2Param[gen->mGenerator];
|
|
if(param)
|
|
{
|
|
if(param == AL_BASE_KEY_SOFT)
|
|
{
|
|
if(!(value >= 0 && value <= 127))
|
|
{
|
|
if(value != -1)
|
|
WARN("Invalid overridingRootKey generator value %d\n", value);
|
|
continue;
|
|
}
|
|
}
|
|
if(param == AL_FILTER_RESONANCE_SOFT || param == AL_ATTENUATION_SOFT)
|
|
value = maxi(0, value);
|
|
else if(param == AL_CHORUS_SEND_SOFT || param == AL_REVERB_SEND_SOFT)
|
|
value = clampi(value, 0, 1000);
|
|
else if(param == AL_LOOP_MODE_SOFT)
|
|
value = getLoopMode(value);
|
|
ALfontsound_setPropi(sound, context, param, value);
|
|
}
|
|
else if(gen->mGenerator < 256)
|
|
{
|
|
static ALboolean warned[256];
|
|
if(!warned[gen->mGenerator])
|
|
{
|
|
warned[gen->mGenerator] = AL_TRUE;
|
|
ERR("Unhandled generator %d\n", gen->mGenerator);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void processInstrument(ALfontsound ***sounds, ALsizei *sounds_size, ALCcontext *context, InstrumentHeader *inst, const PresetHeader *preset, const Soundfont *sfont, const GenModList *pzone)
|
|
{
|
|
const Generator *gen, *gen_end;
|
|
const Modulator *mod, *mod_end;
|
|
const Zone *zone, *zone_end;
|
|
GenModList gzone;
|
|
ALvoid *temp;
|
|
|
|
if((inst+1)->mZoneIdx == inst->mZoneIdx)
|
|
ERR("Instrument with no zones!");
|
|
|
|
GenModList_Construct(&gzone);
|
|
zone = sfont->ibag + inst->mZoneIdx;
|
|
zone_end = sfont->ibag + (inst+1)->mZoneIdx;
|
|
if(zone_end-zone > 1)
|
|
{
|
|
gen = sfont->igen + zone->mGenIdx;
|
|
gen_end = sfont->igen + (zone+1)->mGenIdx;
|
|
|
|
// If no generators, or last generator is not a sample, this is a global zone
|
|
for(;gen != gen_end;gen++)
|
|
{
|
|
if(gen->mGenerator == 53)
|
|
break;
|
|
}
|
|
|
|
if(gen == gen_end)
|
|
{
|
|
gen = sfont->igen + zone->mGenIdx;
|
|
gen_end = sfont->igen + (zone+1)->mGenIdx;
|
|
for(;gen != gen_end;gen++)
|
|
GenModList_insertGen(&gzone, gen, AL_FALSE);
|
|
|
|
mod = sfont->imod + zone->mModIdx;
|
|
mod_end = sfont->imod + (zone+1)->mModIdx;
|
|
for(;mod != mod_end;mod++)
|
|
GenModList_insertMod(&gzone, mod);
|
|
|
|
zone++;
|
|
}
|
|
}
|
|
|
|
temp = realloc(*sounds, (zone_end-zone + *sounds_size)*sizeof((*sounds)[0]));
|
|
if(!temp)
|
|
{
|
|
ERR("Failed reallocating fontsound storage to %d elements (from %d)\n",
|
|
(ALsizei)(zone_end-zone) + *sounds_size, *sounds_size);
|
|
return;
|
|
}
|
|
*sounds = temp;
|
|
for(;zone != zone_end;zone++)
|
|
{
|
|
GenModList lzone = GenModList_clone(&gzone);
|
|
mod = sfont->imod + zone->mModIdx;
|
|
mod_end = sfont->imod + (zone+1)->mModIdx;
|
|
for(;mod != mod_end;mod++)
|
|
GenModList_insertMod(&lzone, mod);
|
|
|
|
gen = sfont->igen + zone->mGenIdx;
|
|
gen_end = sfont->igen + (zone+1)->mGenIdx;
|
|
for(;gen != gen_end;gen++)
|
|
{
|
|
if(gen->mGenerator == 53)
|
|
{
|
|
const SampleHeader *samp;
|
|
ALfontsound *sound;
|
|
|
|
if(gen->mAmount >= sfont->shdr_size-1)
|
|
{
|
|
ERR("Generator %ld has invalid sample ID (%d of %d)\n",
|
|
(long)(gen-sfont->igen), gen->mAmount, sfont->shdr_size-1);
|
|
break;
|
|
}
|
|
samp = &sfont->shdr[gen->mAmount];
|
|
|
|
gen = VECTOR_ITER_BEGIN(pzone->gens);
|
|
gen_end = VECTOR_ITER_END(pzone->gens);
|
|
for(;gen != gen_end;gen++)
|
|
GenModList_accumGen(&lzone, gen);
|
|
|
|
mod = VECTOR_ITER_BEGIN(pzone->mods);
|
|
mod_end = VECTOR_ITER_END(pzone->mods);
|
|
for(;mod != mod_end;mod++)
|
|
GenModList_accumMod(&lzone, mod);
|
|
|
|
if(!checkZone(&lzone, preset, inst, samp))
|
|
break;
|
|
/* Ignore ROM samples for now. */
|
|
if((samp->mSampleType&0x8000))
|
|
break;
|
|
|
|
sound = NewFontsound(context);
|
|
(*sounds)[(*sounds_size)++] = sound;
|
|
ALfontsound_setPropi(sound, context, AL_SAMPLE_START_SOFT, samp->mStart);
|
|
ALfontsound_setPropi(sound, context, AL_SAMPLE_END_SOFT, samp->mEnd);
|
|
ALfontsound_setPropi(sound, context, AL_SAMPLE_LOOP_START_SOFT, samp->mStartloop);
|
|
ALfontsound_setPropi(sound, context, AL_SAMPLE_LOOP_END_SOFT, samp->mEndloop);
|
|
ALfontsound_setPropi(sound, context, AL_SAMPLE_RATE_SOFT, samp->mSampleRate);
|
|
ALfontsound_setPropi(sound, context, AL_BASE_KEY_SOFT, (samp->mOriginalKey <= 127) ? samp->mOriginalKey : 60);
|
|
ALfontsound_setPropi(sound, context, AL_KEY_CORRECTION_SOFT, samp->mCorrection);
|
|
ALfontsound_setPropi(sound, context, AL_SAMPLE_TYPE_SOFT, getSampleType(samp->mSampleType&0x7fff));
|
|
fillZone(sound, context, &lzone);
|
|
|
|
break;
|
|
}
|
|
GenModList_insertGen(&lzone, gen, AL_FALSE);
|
|
}
|
|
|
|
GenModList_Destruct(&lzone);
|
|
}
|
|
|
|
GenModList_Destruct(&gzone);
|
|
}
|
|
|
|
ALboolean loadSf2(Reader *stream, ALsoundfont *soundfont, ALCcontext *context)
|
|
{
|
|
ALsfpreset **presets = NULL;
|
|
ALsizei presets_size = 0;
|
|
ALuint ltype;
|
|
Soundfont sfont;
|
|
RiffHdr riff;
|
|
RiffHdr list;
|
|
ALsizei i;
|
|
|
|
Soundfont_Construct(&sfont);
|
|
|
|
RiffHdr_read(&riff, stream);
|
|
if(riff.mCode != FOURCC('R','I','F','F'))
|
|
ERROR_GOTO(error, "Invalid Format, expected RIFF got '%c%c%c%c'\n", FOURCCARGS(riff.mCode));
|
|
if((ltype=read_le32(stream)) != FOURCC('s','f','b','k'))
|
|
ERROR_GOTO(error, "Invalid Format, expected sfbk got '%c%c%c%c'\n", FOURCCARGS(ltype));
|
|
|
|
if(READERR(stream) != 0)
|
|
ERROR_GOTO(error, "Error reading file header\n");
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('L','I','S','T'))
|
|
ERROR_GOTO(error, "Invalid Format, expected LIST (INFO) got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((ltype=read_le32(stream)) != FOURCC('I','N','F','O'))
|
|
ERROR_GOTO(error, "Invalid Format, expected INFO got '%c%c%c%c'\n", FOURCCARGS(ltype));
|
|
list.mSize -= 4;
|
|
while(list.mSize > 0 && !READERR(stream))
|
|
{
|
|
RiffHdr info;
|
|
|
|
RiffHdr_read(&info, stream);
|
|
list.mSize -= 8;
|
|
if(info.mCode == FOURCC('i','f','i','l'))
|
|
{
|
|
if(info.mSize != 4)
|
|
ERR("Invalid ifil chunk size: %d\n", info.mSize);
|
|
else
|
|
{
|
|
ALushort major = read_le16(stream);
|
|
ALushort minor = read_le16(stream);
|
|
|
|
list.mSize -= 4;
|
|
info.mSize -= 4;
|
|
|
|
if(major != 2)
|
|
ERROR_GOTO(error, "Unsupported SF2 format version: %d.%02d\n", major, minor);
|
|
TRACE("SF2 format version: %d.%02d\n", major, minor);
|
|
|
|
sfont.ifil = (major<<16) | minor;
|
|
}
|
|
}
|
|
else if(info.mCode == FOURCC('i','r','o','m'))
|
|
{
|
|
if(info.mSize == 0 || (info.mSize&1))
|
|
ERR("Invalid irom size: %d\n", info.mSize);
|
|
else
|
|
{
|
|
free(sfont.irom);
|
|
sfont.irom = calloc(1, info.mSize+1);
|
|
READ(stream, sfont.irom, info.mSize);
|
|
|
|
list.mSize -= info.mSize;
|
|
info.mSize -= info.mSize;
|
|
|
|
TRACE("SF2 ROM ID: %s\n", sfont.irom);
|
|
}
|
|
}
|
|
list.mSize -= info.mSize;
|
|
skip(stream, info.mSize);
|
|
}
|
|
|
|
if(READERR(stream) != 0)
|
|
ERROR_GOTO(error, "Error reading INFO chunk\n");
|
|
if(sfont.ifil == 0)
|
|
ERROR_GOTO(error, "Missing ifil sub-chunk\n");
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('L','I','S','T'))
|
|
ERROR_GOTO(error, "Invalid Format, expected LIST (sdta) got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((ltype=read_le32(stream)) != FOURCC('s','d','t','a'))
|
|
ERROR_GOTO(error, "Invalid Format, expected sdta got '%c%c%c%c'\n", FOURCCARGS(ltype));
|
|
list.mSize -= 4;
|
|
{
|
|
ALbyte *ptr;
|
|
RiffHdr smpl;
|
|
|
|
RiffHdr_read(&smpl, stream);
|
|
if(smpl.mCode != FOURCC('s','m','p','l'))
|
|
ERROR_GOTO(error, "Invalid Format, expected smpl got '%c%c%c%c'\n", FOURCCARGS(smpl.mCode));
|
|
list.mSize -= 8;
|
|
|
|
if(smpl.mSize > list.mSize)
|
|
ERROR_GOTO(error, "Invalid Format, sample chunk size mismatch\n");
|
|
|
|
if(!(ptr=realloc(soundfont->Samples, smpl.mSize)))
|
|
SET_ERROR_AND_GOTO(context, AL_OUT_OF_MEMORY, error);
|
|
soundfont->Samples = (ALshort*)ptr;
|
|
soundfont->NumSamples = smpl.mSize/2;
|
|
|
|
if(IS_LITTLE_ENDIAN)
|
|
READ(stream, ptr, smpl.mSize);
|
|
else
|
|
{
|
|
ALuint total = 0;
|
|
while(total < smpl.mSize)
|
|
{
|
|
ALbyte buf[4096];
|
|
ALuint todo = minu(smpl.mSize-total, sizeof(buf));
|
|
ALuint i;
|
|
|
|
READ(stream, buf, todo);
|
|
for(i = 0;i < todo;i++)
|
|
ptr[total+i] = buf[i^1];
|
|
|
|
total += todo;
|
|
}
|
|
}
|
|
list.mSize -= smpl.mSize;
|
|
|
|
skip(stream, list.mSize);
|
|
}
|
|
|
|
if(READERR(stream) != 0)
|
|
ERROR_GOTO(error, "Error reading sdta chunk\n");
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('L','I','S','T'))
|
|
ERROR_GOTO(error, "Invalid Format, expected LIST (pdta) got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((ltype=read_le32(stream)) != FOURCC('p','d','t','a'))
|
|
ERROR_GOTO(error, "Invalid Format, expected pdta got '%c%c%c%c'\n", FOURCCARGS(ltype));
|
|
|
|
//
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('p','h','d','r'))
|
|
ERROR_GOTO(error, "Invalid Format, expected phdr got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%38) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad phdr size: %u\n", list.mSize);
|
|
sfont.phdr_size = list.mSize/38;
|
|
sfont.phdr = calloc(sfont.phdr_size, sizeof(sfont.phdr[0]));
|
|
for(i = 0;i < sfont.phdr_size;i++)
|
|
PresetHeader_read(&sfont.phdr[i], stream);
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('p','b','a','g'))
|
|
ERROR_GOTO(error, "Invalid Format, expected pbag got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%4) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad pbag size: %u\n", list.mSize);
|
|
sfont.pbag_size = list.mSize/4;
|
|
sfont.pbag = calloc(sfont.pbag_size, sizeof(sfont.pbag[0]));
|
|
for(i = 0;i < sfont.pbag_size;i++)
|
|
Zone_read(&sfont.pbag[i], stream);
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('p','m','o','d'))
|
|
ERROR_GOTO(error, "Invalid Format, expected pmod got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%10) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad pmod size: %u\n", list.mSize);
|
|
sfont.pmod_size = list.mSize/10;
|
|
sfont.pmod = calloc(sfont.pmod_size, sizeof(sfont.pmod[0]));
|
|
for(i = 0;i < sfont.pmod_size;i++)
|
|
Modulator_read(&sfont.pmod[i], stream);
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('p','g','e','n'))
|
|
ERROR_GOTO(error, "Invalid Format, expected pgen got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%4) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad pgen size: %u\n", list.mSize);
|
|
sfont.pgen_size = list.mSize/4;
|
|
sfont.pgen = calloc(sfont.pgen_size, sizeof(sfont.pgen[0]));
|
|
for(i = 0;i < sfont.pgen_size;i++)
|
|
Generator_read(&sfont.pgen[i], stream);
|
|
|
|
//
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('i','n','s','t'))
|
|
ERROR_GOTO(error, "Invalid Format, expected inst got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%22) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad inst size: %u\n", list.mSize);
|
|
sfont.inst_size = list.mSize/22;
|
|
sfont.inst = calloc(sfont.inst_size, sizeof(sfont.inst[0]));
|
|
for(i = 0;i < sfont.inst_size;i++)
|
|
InstrumentHeader_read(&sfont.inst[i], stream);
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('i','b','a','g'))
|
|
ERROR_GOTO(error, "Invalid Format, expected ibag got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%4) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad ibag size: %u\n", list.mSize);
|
|
sfont.ibag_size = list.mSize/4;
|
|
sfont.ibag = calloc(sfont.ibag_size, sizeof(sfont.ibag[0]));
|
|
for(i = 0;i < sfont.ibag_size;i++)
|
|
Zone_read(&sfont.ibag[i], stream);
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('i','m','o','d'))
|
|
ERROR_GOTO(error, "Invalid Format, expected imod got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%10) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad imod size: %u\n", list.mSize);
|
|
sfont.imod_size = list.mSize/10;
|
|
sfont.imod = calloc(sfont.imod_size, sizeof(sfont.imod[0]));
|
|
for(i = 0;i < sfont.imod_size;i++)
|
|
Modulator_read(&sfont.imod[i], stream);
|
|
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('i','g','e','n'))
|
|
ERROR_GOTO(error, "Invalid Format, expected igen got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%4) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad igen size: %u\n", list.mSize);
|
|
sfont.igen_size = list.mSize/4;
|
|
sfont.igen = calloc(sfont.igen_size, sizeof(sfont.igen[0]));
|
|
for(i = 0;i < sfont.igen_size;i++)
|
|
Generator_read(&sfont.igen[i], stream);
|
|
|
|
//
|
|
RiffHdr_read(&list, stream);
|
|
if(list.mCode != FOURCC('s','h','d','r'))
|
|
ERROR_GOTO(error, "Invalid Format, expected shdr got '%c%c%c%c'\n", FOURCCARGS(list.mCode));
|
|
if((list.mSize%46) != 0 || list.mSize == 0)
|
|
ERROR_GOTO(error, "Invalid Format, bad shdr size: %u\n", list.mSize);
|
|
sfont.shdr_size = list.mSize/46;
|
|
sfont.shdr = calloc(sfont.shdr_size, sizeof(sfont.shdr[0]));
|
|
for(i = 0;i < sfont.shdr_size;i++)
|
|
SampleHeader_read(&sfont.shdr[i], stream);
|
|
|
|
if(READERR(stream) != 0)
|
|
ERROR_GOTO(error, "Error reading pdta chunk\n");
|
|
|
|
if(!ensureFontSanity(&sfont))
|
|
goto error;
|
|
|
|
presets = calloc(1, (sfont.phdr_size-1)*sizeof(presets[0]));
|
|
if(!presets)
|
|
ERROR_GOTO(error, "Error allocating presets\n");
|
|
|
|
for(i = 0;i < sfont.phdr_size-1;i++)
|
|
{
|
|
const Generator *gen, *gen_end;
|
|
const Modulator *mod, *mod_end;
|
|
const Zone *zone, *zone_end;
|
|
ALfontsound **sounds = NULL;
|
|
ALsizei sounds_size = 0;
|
|
GenModList gzone;
|
|
|
|
if(sfont.phdr[i+1].mZoneIdx == sfont.phdr[i].mZoneIdx)
|
|
continue;
|
|
|
|
GenModList_Construct(&gzone);
|
|
zone = sfont.pbag + sfont.phdr[i].mZoneIdx;
|
|
zone_end = sfont.pbag + sfont.phdr[i+1].mZoneIdx;
|
|
if(zone_end-zone > 1)
|
|
{
|
|
gen = sfont.pgen + zone->mGenIdx;
|
|
gen_end = sfont.pgen + (zone+1)->mGenIdx;
|
|
|
|
// If no generators, or last generator is not an instrument, this is a global zone
|
|
for(;gen != gen_end;gen++)
|
|
{
|
|
if(gen->mGenerator == 41)
|
|
break;
|
|
}
|
|
|
|
if(gen == gen_end)
|
|
{
|
|
gen = sfont.pgen + zone->mGenIdx;
|
|
gen_end = sfont.pgen + (zone+1)->mGenIdx;
|
|
for(;gen != gen_end;gen++)
|
|
GenModList_insertGen(&gzone, gen, AL_TRUE);
|
|
|
|
mod = sfont.pmod + zone->mModIdx;
|
|
mod_end = sfont.pmod + (zone+1)->mModIdx;
|
|
for(;mod != mod_end;mod++)
|
|
GenModList_insertMod(&gzone, mod);
|
|
|
|
zone++;
|
|
}
|
|
}
|
|
|
|
for(;zone != zone_end;zone++)
|
|
{
|
|
GenModList lzone = GenModList_clone(&gzone);
|
|
|
|
mod = sfont.pmod + zone->mModIdx;
|
|
mod_end = sfont.pmod + (zone+1)->mModIdx;
|
|
for(;mod != mod_end;mod++)
|
|
GenModList_insertMod(&lzone, mod);
|
|
|
|
gen = sfont.pgen + zone->mGenIdx;
|
|
gen_end = sfont.pgen + (zone+1)->mGenIdx;
|
|
for(;gen != gen_end;gen++)
|
|
{
|
|
if(gen->mGenerator == 41)
|
|
{
|
|
if(gen->mAmount >= sfont.inst_size-1)
|
|
ERR("Generator %ld has invalid instrument ID (%d of %d)\n",
|
|
(long)(gen-sfont.pgen), gen->mAmount, sfont.inst_size-1);
|
|
else
|
|
processInstrument(&sounds, &sounds_size, context,
|
|
&sfont.inst[gen->mAmount], &sfont.phdr[i], &sfont, &lzone);
|
|
break;
|
|
}
|
|
GenModList_insertGen(&lzone, gen, AL_TRUE);
|
|
}
|
|
GenModList_Destruct(&lzone);
|
|
}
|
|
|
|
if(sounds_size > 0)
|
|
{
|
|
ALsizei j;
|
|
|
|
presets[presets_size] = NewPreset(context);
|
|
presets[presets_size]->Preset = sfont.phdr[i].mPreset;
|
|
presets[presets_size]->Bank = sfont.phdr[i].mBank;
|
|
|
|
for(j = 0;j < sounds_size;j++)
|
|
IncrementRef(&sounds[j]->ref);
|
|
sounds = ExchangePtr((XchgPtr*)&presets[presets_size]->Sounds, sounds);
|
|
ExchangeInt(&presets[presets_size]->NumSounds, sounds_size);
|
|
presets_size++;
|
|
}
|
|
free(sounds);
|
|
|
|
GenModList_Destruct(&gzone);
|
|
}
|
|
|
|
for(i = 0;i < presets_size;i++)
|
|
IncrementRef(&presets[i]->ref);
|
|
presets = ExchangePtr((XchgPtr*)&soundfont->Presets, presets);
|
|
ExchangeInt(&soundfont->NumPresets, presets_size);
|
|
|
|
free(presets);
|
|
|
|
Soundfont_Destruct(&sfont);
|
|
|
|
return AL_TRUE;
|
|
|
|
error:
|
|
if(presets)
|
|
{
|
|
ALCdevice *device = context->Device;
|
|
for(i = 0;i < presets_size;i++)
|
|
DeletePreset(presets[i], device);
|
|
free(presets);
|
|
}
|
|
|
|
Soundfont_Destruct(&sfont);
|
|
|
|
return AL_FALSE;
|
|
}
|