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-rw-r--r--Alc/midi/sf2load.c1364
1 files changed, 0 insertions, 1364 deletions
diff --git a/Alc/midi/sf2load.c b/Alc/midi/sf2load.c
deleted file mode 100644
index 2bc94133..00000000
--- a/Alc/midi/sf2load.c
+++ /dev/null
@@ -1,1364 +0,0 @@
-
-#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 || got > amt)
- READERR(stream) = 1;
-
- amt -= (ALuint)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);
- }
- }
- else
- TRACE("Skipping INFO sub-chunk '%c%c%c%c' (%u bytes)\n", FOURCCARGS(info.mCode), info.mSize);
- 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;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-27 11:19:47 +0000