#include "config.h" #include #include #include "AL/al.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 { 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->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->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; ALuint mList; } RiffHdr; static void RiffHdr_read(RiffHdr *self, Reader *stream) { self->mCode = read_le32(stream); self->mSize = read_le32(stream); self->mList = 0; if(self->mCode == FOURCC('R','I','F','F') || self->mCode == FOURCC('L','I','S','T')) { if(self->mSize < 4) READERR(stream) = 1; else { self->mList = read_le32(stream); self->mSize -= 4; } } } typedef struct GenModList { Generator *gens; ALsizei gens_size; ALsizei gens_max; Modulator *mods; ALsizei mods_size; ALsizei mods_max; } GenModList; static void GenModList_Construct(GenModList *self) { self->gens = NULL; self->gens_size = 0; self->gens_max = 0; self->mods = NULL; self->mods_size = 0; self->mods_max = 0; } static void GenModList_Destruct(GenModList *self) { free(self->gens); self->gens = NULL; self->gens_size = 0; self->gens_max = 0; free(self->mods); self->mods = NULL; self->mods_size = 0; self->mods_max = 0; } static GenModList GenModList_clone(const GenModList *self) { GenModList ret; ret.gens = malloc(self->gens_max * sizeof(ret.gens[0])); memcpy(ret.gens, self->gens, self->gens_size * sizeof(ret.gens[0])); ret.gens_size = self->gens_size; ret.gens_max = self->gens_max; ret.mods = malloc(self->mods_max * sizeof(ret.mods[0])); memcpy(ret.mods, self->mods, self->mods_size * sizeof(ret.mods[0])); ret.mods_size = self->mods_size; ret.mods_max = self->mods_max; return ret; } static void GenModList_insertGen(GenModList *self, const Generator *gen, ALboolean ispreset) { Generator *i = self->gens; Generator *end = i + self->gens_size; 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(self->gens_size == self->gens_max) { void *temp = NULL; ALsizei newsize; newsize = (self->gens_max ? self->gens_max<<1 : 1); if(newsize > self->gens_max) temp = realloc(self->gens, newsize * sizeof(self->gens[0])); if(!temp) { ERR("Failed to increase generator storage to %d elements (from %d)\n", newsize, self->gens_max); return; } self->gens = temp; self->gens_max = newsize; } self->gens[self->gens_size] = *gen; self->gens_size++; } static void GenModList_accumGen(GenModList *self, const Generator *gen) { Generator *i = self->gens; Generator *end = i + self->gens_size; 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(self->gens_size == self->gens_max) { void *temp = NULL; ALsizei newsize; newsize = (self->gens_max ? self->gens_max<<1 : 1); if(newsize > self->gens_max) temp = realloc(self->gens, newsize * sizeof(self->gens[0])); if(!temp) { ERR("Failed to increase generator storage to %d elements (from %d)\n", newsize, self->gens_max); return; } self->gens = temp; self->gens_max = newsize; } self->gens[self->gens_size] = *gen; if(gen->mGenerator < 60) self->gens[self->gens_size].mAmount += DefaultGenValue[gen->mGenerator]; self->gens_size++; } static void GenModList_insertMod(GenModList *self, const Modulator *mod) { Modulator *i = self->mods; Modulator *end = i + self->mods_size; 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(self->mods_size == self->mods_max) { void *temp = NULL; ALsizei newsize; newsize = (self->mods_max ? self->mods_max<<1 : 1); if(newsize > self->mods_max) temp = realloc(self->mods, newsize * sizeof(self->mods[0])); if(!temp) { ERR("Failed to increase modulator storage to %d elements (from %d)\n", newsize, self->mods_max); return; } self->mods = temp; self->mods_max = newsize; } self->mods[self->mods_size] = *mod; self->mods_size++; } static void GenModList_accumMod(GenModList *self, const Modulator *mod) { Modulator *i = self->mods; Modulator *end = i + self->mods_size; 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(self->mods_size == self->mods_max) { void *temp = NULL; ALsizei newsize; newsize = (self->mods_max ? self->mods_max<<1 : 1); if(newsize > self->mods_max) temp = realloc(self->mods, newsize * sizeof(self->mods[0])); if(!temp) { ERR("Failed to increase modulator storage to %d elements (from %d)\n", newsize, self->mods_max); return; } self->mods = temp; self->mods_max = newsize; } self->mods[self->mods_size] = *mod; if(mod->mSrcOp == 0x0502 && mod->mDstOp == 48 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 960; else if(mod->mSrcOp == 0x0102 && mod->mDstOp == 8 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += -2400; else if(mod->mSrcOp == 0x000D && mod->mDstOp == 6 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 50; else if(mod->mSrcOp == 0x0081 && mod->mDstOp == 6 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 50; else if(mod->mSrcOp == 0x0582 && mod->mDstOp == 48 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 960; else if(mod->mSrcOp == 0x028A && mod->mDstOp == 17 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 1000; else if(mod->mSrcOp == 0x058B && mod->mDstOp == 48 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 960; else if(mod->mSrcOp == 0x00DB && mod->mDstOp == 16 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 200; else if(mod->mSrcOp == 0x00DD && mod->mDstOp == 15 && mod->mAmtSrcOp == 0 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 200; /*else if(mod->mSrcOp == 0x020E && mod->mDstOp == ?initialpitch? && mod->mAmtSrcOp == 0x0010 && mod->mTransOp == 0) self->mods[self->mods_size].mAmount += 12700;*/ self->mods_size++; } static ALint getGenValue(GenModList *self, ALint gen) { const Generator *i = self->gens; const Generator *end = i + self->gens_size; for(;i != end;i++) { if(i->mGenerator == gen) return i->mAmount; } return (gen < 60) ? DefaultGenValue[gen] : 0; } typedef struct IFlist { ALuint *ids; ALsizei ids_size; ALsizei ids_max; } IDList; static void IDList_Construct(IDList *self) { self->ids = NULL; self->ids_size = 0; self->ids_max = 0; } static void IDList_Destruct(IDList *self) { free(self->ids); self->ids = NULL; self->ids_size = 0; self->ids_max = 0; } static void IDList_reserve(IDList *self, ALsizei reserve) { if(reserve > self->ids_max) { ALvoid *temp = NULL; reserve = NextPowerOf2(reserve); if(reserve > self->ids_max) temp = realloc(self->ids, reserve * sizeof(self->ids[0])); if(!temp) { ERR("Failed to reserve %d IDs\n", reserve); return; } self->ids = temp; self->ids_max = reserve; } } static void IDList_add(IDList *self, ALuint id) { if(self->ids_size == self->ids_max) IDList_reserve(self, self->ids_max+1); if(self->ids_max > self->ids_size) { self->ids[self->ids_size] = id; self->ids_size++; } } #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].mZoneIdx > sfont->phdr[i+1].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].mGenIdx > sfont->pbag[i+1].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].mModIdx > sfont->pbag[i+1].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+1, sfont->inst[i].mZoneIdx, sfont->ibag_size); return AL_FALSE; } if(sfont->inst[i].mZoneIdx > sfont->inst[i+1].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+1, 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].mGenIdx > sfont->ibag[i+1].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].mModIdx > sfont->ibag[i+1].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; } return AL_TRUE; } static ALboolean ensureZoneSanity(const GenModList *zone, int splidx) { ALsizei i; for(i = 0;i < zone->gens_size;i++) { if(zone->gens[i].mGenerator == 43 || zone->gens[i].mGenerator == 44) { int high = zone->gens[i].mAmount>>8; int low = zone->gens[i].mAmount&0xff; if(!(low >= 0 && low <= 127 && low >= 0 && low <= 127 && high >= low)) { TRACE("Skipping sample %d with invalid %s range: %d...%d\n", splidx, (zone->gens[i].mGenerator == 43) ? "key" : (zone->gens[i].mGenerator == 44) ? "velocity" : "(unknown)", low, high); return AL_FALSE; } } } return AL_TRUE; } static void fillZone(ALuint id, 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 */ 0, /* 13 - modLfoToVolume */ 0, /* 14 - */ 0, /* 15 - chorusEffectsSend */ 0, /* 16 - reverbEffectsSend */ AL_PAN_SOFT, /* 17 - pan */ 0, /* 18 - */ 0, /* 19 - */ 0, /* 20 - */ 0, /* 21 - delayModLFO */ 0, /* 22 - freqModLFO */ 0, /* 23 - delayVibLFO */ 0, /* 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 */ 0, /* 57 - exclusiveClass */ AL_BASE_KEY_SOFT, /* 58 - overridingRootKey */ 0, /* 59 - */ }; const Generator *gen, *gen_end; if(zone->mods) { /* FIXME: Handle modulators */ } gen = zone->gens; gen_end = gen + zone->gens_size; for(;gen != gen_end;gen++) { ALenum param = 0; switch(gen->mGenerator) { case 0: case 1: case 2: case 3: case 4: case 12: case 45: case 50: /* Handled later with the sample header */ break; case 43: case 44: param = Gen2Param[gen->mGenerator]; if(param) alFontsound2iSOFT(id, param, gen->mAmount&0xff, gen->mAmount>>8); break; default: if(gen->mGenerator < 60) param = Gen2Param[gen->mGenerator]; if(param) { ALint value = (ALshort)gen->mAmount; if(param == AL_BASE_KEY_SOFT && value == -1) break; if(param == AL_FILTER_RESONANCE_SOFT || param == AL_ATTENUATION_SOFT) value = maxi(0, value); else if(param == AL_LOOP_MODE_SOFT) { if(!(value == 0 || value == 1 || value == 3)) value = 0; } alFontsoundiSOFT(id, 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); } } break; } } } static void processInstrument(InstrumentHeader *inst, IDList *sounds, const Soundfont *sfont, const GenModList *pzone) { const Generator *gen, *gen_end; const Modulator *mod, *mod_end; const Zone *zone, *zone_end; GenModList gzone; 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++; } } 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; ALuint id; if(gen->mAmount >= sfont->shdr_size-1) { ERR("Generator %ld has invalid sample ID generator (%d of %d)\n", (long)(gen-sfont->igen), gen->mAmount, sfont->shdr_size-1); break; } samp = &sfont->shdr[gen->mAmount]; gen = pzone->gens; gen_end = gen + pzone->gens_size; for(;gen != gen_end;gen++) GenModList_accumGen(&lzone, gen); mod = pzone->mods; mod_end = mod + pzone->mods_size; for(;mod != mod_end;mod++) GenModList_accumMod(&lzone, mod); if(!ensureZoneSanity(&lzone, samp-sfont->shdr)) break; id = 0; alGenFontsoundsSOFT(1, &id); IDList_add(sounds, id); alFontsoundiSOFT(id, AL_SAMPLE_START_SOFT, samp->mStart + (getGenValue(&lzone, 0) + (getGenValue(&lzone, 4)<<15))); alFontsoundiSOFT(id, AL_SAMPLE_END_SOFT, samp->mEnd + (getGenValue(&lzone, 1) + (getGenValue(&lzone, 12)<<15))); alFontsoundiSOFT(id, AL_SAMPLE_LOOP_START_SOFT, samp->mStartloop + (getGenValue(&lzone, 2) + (getGenValue(&lzone, 45)<<15))); alFontsoundiSOFT(id, AL_SAMPLE_LOOP_END_SOFT, samp->mEndloop + (getGenValue(&lzone, 3) + (getGenValue(&lzone, 50)<<15))); alFontsoundiSOFT(id, AL_SAMPLE_RATE_SOFT, samp->mSampleRate); alFontsoundiSOFT(id, AL_BASE_KEY_SOFT, samp->mOriginalKey); alFontsoundiSOFT(id, AL_KEY_CORRECTION_SOFT, samp->mCorrection); alFontsoundiSOFT(id, AL_SAMPLE_TYPE_SOFT, samp->mSampleType&0x7ffff); alFontsoundiSOFT(id, AL_FONTSOUND_LINK_SOFT, 0); fillZone(id, &lzone); break; } GenModList_insertGen(&lzone, gen, AL_FALSE); } GenModList_Destruct(&lzone); } GenModList_Destruct(&gzone); } ALboolean loadSf2(Reader *stream, ALuint sfid) { ALuint version = 0; Soundfont sfont; RiffHdr riff; RiffHdr list; IDList pids; ALsizei i; Soundfont_Construct(&sfont); IDList_Construct(&pids); 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(riff.mList != FOURCC('s','f','b','k')) ERROR_GOTO(error, "Invalid Format, expected sfbk got '%c%c%c%c'\n", FOURCCARGS(riff.mList)); 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(list.mList != FOURCC('I','N','F','O')) ERROR_GOTO(error, "Invalid Format, expected INFO got '%c%c%c%c'\n", FOURCCARGS(list.mList)); 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); info.mSize -= 4; list.mSize -= 4; version = (major<<16) | minor; } } list.mSize -= info.mSize; skip(stream, info.mSize); } if(READERR(stream) != 0) ERROR_GOTO(error, "Error reading INFO chunk\n"); if(version>>16 != 2) ERROR_GOTO(error, "Unsupported format version: %d.%02d\n", version>>16, version&0xffff); TRACE("Loading SF2 format version: %d.%02d\n", version>>16, version&0xffff); 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(list.mList != FOURCC('s','d','t','a')) ERROR_GOTO(error, "Invalid Format, expected sdta got '%c%c%c%c'\n", FOURCCARGS(list.mList)); { ALubyte *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"); alSoundfontSamplesSOFT(sfid, AL_SHORT_SOFT, smpl.mSize/2, NULL); ptr = alSoundfontMapSamplesSOFT(sfid, 0, smpl.mSize); if(ptr) { if(IS_LITTLE_ENDIAN) READ(stream, ptr, smpl.mSize); else { while(smpl.mSize > 0) { ALubyte buf[4096]; ALuint todo = minu(smpl.mSize, sizeof(buf)); ALuint i; READ(stream, buf, todo); for(i = 0;i < todo;i++) ptr[i] = buf[i^1]; } } alSoundfontUnmapSamplesSOFT(sfid); 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(list.mList != FOURCC('p','d','t','a')) ERROR_GOTO(error, "Invalid Format, expected pdta got '%c%c%c%c'\n", FOURCCARGS(list.mList)); // 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) ERROR_GOTO(error, "Invalid Format, bad phdr size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad pbag size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad pmod size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad pgen size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad inst size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad ibag size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad imod size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad igen size\n"); 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) ERROR_GOTO(error, "Invalid Format, bad shdr size\n"); 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; IDList_reserve(&pids, sfont.phdr_size-1); for(i = 0;i < sfont.phdr_size-1;i++) { const Generator *gen, *gen_end; const Modulator *mod, *mod_end; const Zone *zone, *zone_end; GenModList gzone; IDList fsids; ALuint pid; if(sfont.phdr[i+1].mZoneIdx == sfont.phdr[i].mZoneIdx) continue; pid = 0; alGenPresetsSOFT(1, &pid); IDList_add(&pids, pid); alPresetiSOFT(pid, AL_MIDI_PRESET_SOFT, sfont.phdr[i].mPreset); alPresetiSOFT(pid, AL_MIDI_BANK_SOFT, sfont.phdr[i].mBank); 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++; } } IDList_Construct(&fsids); IDList_reserve(&fsids, zone_end-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 generator (%d of %d)\n", (long)(gen-sfont.pgen), gen->mAmount, sfont.inst_size-1); else processInstrument(&sfont.inst[gen->mAmount], &fsids, &sfont, &lzone); break; } GenModList_insertGen(&lzone, gen, AL_TRUE); } GenModList_Destruct(&lzone); } alPresetFontsoundsSOFT(pid, fsids.ids_size, fsids.ids); GenModList_Destruct(&gzone); IDList_Destruct(&fsids); } alSoundfontPresetsSOFT(sfid, pids.ids_size, pids.ids); IDList_Destruct(&pids); Soundfont_Destruct(&sfont); return AL_TRUE; error: alDeletePresetsSOFT(pids.ids_size, pids.ids); IDList_Destruct(&pids); Soundfont_Destruct(&sfont); return AL_FALSE; }