254 |
} |
} |
255 |
|
|
256 |
|
|
257 |
|
|
258 |
|
// *************** Other Internal functions *************** |
259 |
|
// * |
260 |
|
|
261 |
|
static split_type_t __resolveSplitType(dimension_t dimension) { |
262 |
|
return ( |
263 |
|
dimension == dimension_layer || |
264 |
|
dimension == dimension_samplechannel || |
265 |
|
dimension == dimension_releasetrigger || |
266 |
|
dimension == dimension_keyboard || |
267 |
|
dimension == dimension_roundrobin || |
268 |
|
dimension == dimension_random || |
269 |
|
dimension == dimension_smartmidi || |
270 |
|
dimension == dimension_roundrobinkeyboard |
271 |
|
) ? split_type_bit : split_type_normal; |
272 |
|
} |
273 |
|
|
274 |
|
static int __resolveZoneSize(dimension_def_t& dimension_definition) { |
275 |
|
return (dimension_definition.split_type == split_type_normal) |
276 |
|
? int(128.0 / dimension_definition.zones) : 0; |
277 |
|
} |
278 |
|
|
279 |
|
|
280 |
|
|
281 |
|
// *************** CRC *************** |
282 |
|
// * |
283 |
|
|
284 |
|
const uint32_t* CRC::table(initTable()); |
285 |
|
|
286 |
|
uint32_t* CRC::initTable() { |
287 |
|
uint32_t* res = new uint32_t[256]; |
288 |
|
|
289 |
|
for (int i = 0 ; i < 256 ; i++) { |
290 |
|
uint32_t c = i; |
291 |
|
for (int j = 0 ; j < 8 ; j++) { |
292 |
|
c = (c & 1) ? 0xedb88320 ^ (c >> 1) : c >> 1; |
293 |
|
} |
294 |
|
res[i] = c; |
295 |
|
} |
296 |
|
return res; |
297 |
|
} |
298 |
|
|
299 |
|
|
300 |
|
|
301 |
// *************** Sample *************** |
// *************** Sample *************** |
302 |
// * |
// * |
303 |
|
|
323 |
* is located, 0 otherwise |
* is located, 0 otherwise |
324 |
*/ |
*/ |
325 |
Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset, unsigned long fileNo) : DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) { |
Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset, unsigned long fileNo) : DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) { |
326 |
pInfo->UseFixedLengthStrings = true; |
static const DLS::Info::FixedStringLength fixedStringLengths[] = { |
327 |
|
{ CHUNK_ID_INAM, 64 }, |
328 |
|
{ 0, 0 } |
329 |
|
}; |
330 |
|
pInfo->FixedStringLengths = fixedStringLengths; |
331 |
Instances++; |
Instances++; |
332 |
FileNo = fileNo; |
FileNo = fileNo; |
333 |
|
|
364 |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
365 |
MIDIUnityNote = 64; |
MIDIUnityNote = 64; |
366 |
FineTune = 0; |
FineTune = 0; |
367 |
|
SMPTEFormat = smpte_format_no_offset; |
368 |
SMPTEOffset = 0; |
SMPTEOffset = 0; |
369 |
Loops = 0; |
Loops = 0; |
370 |
LoopID = 0; |
LoopID = 0; |
371 |
|
LoopType = loop_type_normal; |
372 |
LoopStart = 0; |
LoopStart = 0; |
373 |
LoopEnd = 0; |
LoopEnd = 0; |
374 |
LoopFraction = 0; |
LoopFraction = 0; |
424 |
|
|
425 |
// make sure 'smpl' chunk exists |
// make sure 'smpl' chunk exists |
426 |
pCkSmpl = pWaveList->GetSubChunk(CHUNK_ID_SMPL); |
pCkSmpl = pWaveList->GetSubChunk(CHUNK_ID_SMPL); |
427 |
if (!pCkSmpl) pCkSmpl = pWaveList->AddSubChunk(CHUNK_ID_SMPL, 60); |
if (!pCkSmpl) { |
428 |
|
pCkSmpl = pWaveList->AddSubChunk(CHUNK_ID_SMPL, 60); |
429 |
|
memset(pCkSmpl->LoadChunkData(), 0, 60); |
430 |
|
} |
431 |
// update 'smpl' chunk |
// update 'smpl' chunk |
432 |
uint8_t* pData = (uint8_t*) pCkSmpl->LoadChunkData(); |
uint8_t* pData = (uint8_t*) pCkSmpl->LoadChunkData(); |
433 |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
434 |
memcpy(&pData[0], &Manufacturer, 4); |
store32(&pData[0], Manufacturer); |
435 |
memcpy(&pData[4], &Product, 4); |
store32(&pData[4], Product); |
436 |
memcpy(&pData[8], &SamplePeriod, 4); |
store32(&pData[8], SamplePeriod); |
437 |
memcpy(&pData[12], &MIDIUnityNote, 4); |
store32(&pData[12], MIDIUnityNote); |
438 |
memcpy(&pData[16], &FineTune, 4); |
store32(&pData[16], FineTune); |
439 |
memcpy(&pData[20], &SMPTEFormat, 4); |
store32(&pData[20], SMPTEFormat); |
440 |
memcpy(&pData[24], &SMPTEOffset, 4); |
store32(&pData[24], SMPTEOffset); |
441 |
memcpy(&pData[28], &Loops, 4); |
store32(&pData[28], Loops); |
442 |
|
|
443 |
// we skip 'manufByt' for now (4 bytes) |
// we skip 'manufByt' for now (4 bytes) |
444 |
|
|
445 |
memcpy(&pData[36], &LoopID, 4); |
store32(&pData[36], LoopID); |
446 |
memcpy(&pData[40], &LoopType, 4); |
store32(&pData[40], LoopType); |
447 |
memcpy(&pData[44], &LoopStart, 4); |
store32(&pData[44], LoopStart); |
448 |
memcpy(&pData[48], &LoopEnd, 4); |
store32(&pData[48], LoopEnd); |
449 |
memcpy(&pData[52], &LoopFraction, 4); |
store32(&pData[52], LoopFraction); |
450 |
memcpy(&pData[56], &LoopPlayCount, 4); |
store32(&pData[56], LoopPlayCount); |
451 |
|
|
452 |
// make sure '3gix' chunk exists |
// make sure '3gix' chunk exists |
453 |
pCk3gix = pWaveList->GetSubChunk(CHUNK_ID_3GIX); |
pCk3gix = pWaveList->GetSubChunk(CHUNK_ID_3GIX); |
467 |
} |
} |
468 |
// update '3gix' chunk |
// update '3gix' chunk |
469 |
pData = (uint8_t*) pCk3gix->LoadChunkData(); |
pData = (uint8_t*) pCk3gix->LoadChunkData(); |
470 |
memcpy(&pData[0], &iSampleGroup, 2); |
store16(&pData[0], iSampleGroup); |
471 |
} |
} |
472 |
|
|
473 |
/// Scans compressed samples for mandatory informations (e.g. actual number of total sample points). |
/// Scans compressed samples for mandatory informations (e.g. actual number of total sample points). |
1160 |
*/ |
*/ |
1161 |
unsigned long Sample::Write(void* pBuffer, unsigned long SampleCount) { |
unsigned long Sample::Write(void* pBuffer, unsigned long SampleCount) { |
1162 |
if (Compressed) throw gig::Exception("There is no support for writing compressed gig samples (yet)"); |
if (Compressed) throw gig::Exception("There is no support for writing compressed gig samples (yet)"); |
1163 |
return DLS::Sample::Write(pBuffer, SampleCount); |
|
1164 |
|
// if this is the first write in this sample, reset the |
1165 |
|
// checksum calculator |
1166 |
|
if (pCkData->GetPos() == 0) { |
1167 |
|
crc.reset(); |
1168 |
|
} |
1169 |
|
unsigned long res = DLS::Sample::Write(pBuffer, SampleCount); |
1170 |
|
crc.update((unsigned char *)pBuffer, SampleCount * FrameSize); |
1171 |
|
|
1172 |
|
// if this is the last write, update the checksum chunk in the |
1173 |
|
// file |
1174 |
|
if (pCkData->GetPos() == pCkData->GetSize()) { |
1175 |
|
File* pFile = static_cast<File*>(GetParent()); |
1176 |
|
pFile->SetSampleChecksum(this, crc.getValue()); |
1177 |
|
} |
1178 |
|
return res; |
1179 |
} |
} |
1180 |
|
|
1181 |
/** |
/** |
1547 |
|
|
1548 |
// update '3ewa' chunk with DimensionRegion's current settings |
// update '3ewa' chunk with DimensionRegion's current settings |
1549 |
|
|
1550 |
const uint32_t chunksize = _3ewa->GetSize(); |
const uint32_t chunksize = _3ewa->GetNewSize(); |
1551 |
memcpy(&pData[0], &chunksize, 4); // unknown, always chunk size? |
store32(&pData[0], chunksize); // unknown, always chunk size? |
1552 |
|
|
1553 |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
1554 |
memcpy(&pData[4], &lfo3freq, 4); |
store32(&pData[4], lfo3freq); |
1555 |
|
|
1556 |
const int32_t eg3attack = (int32_t) GIG_EXP_ENCODE(EG3Attack); |
const int32_t eg3attack = (int32_t) GIG_EXP_ENCODE(EG3Attack); |
1557 |
memcpy(&pData[8], &eg3attack, 4); |
store32(&pData[8], eg3attack); |
1558 |
|
|
1559 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1560 |
|
|
1561 |
memcpy(&pData[14], &LFO1InternalDepth, 2); |
store16(&pData[14], LFO1InternalDepth); |
1562 |
|
|
1563 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1564 |
|
|
1565 |
memcpy(&pData[18], &LFO3InternalDepth, 2); |
store16(&pData[18], LFO3InternalDepth); |
1566 |
|
|
1567 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1568 |
|
|
1569 |
memcpy(&pData[22], &LFO1ControlDepth, 2); |
store16(&pData[22], LFO1ControlDepth); |
1570 |
|
|
1571 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1572 |
|
|
1573 |
memcpy(&pData[26], &LFO3ControlDepth, 2); |
store16(&pData[26], LFO3ControlDepth); |
1574 |
|
|
1575 |
const int32_t eg1attack = (int32_t) GIG_EXP_ENCODE(EG1Attack); |
const int32_t eg1attack = (int32_t) GIG_EXP_ENCODE(EG1Attack); |
1576 |
memcpy(&pData[28], &eg1attack, 4); |
store32(&pData[28], eg1attack); |
1577 |
|
|
1578 |
const int32_t eg1decay1 = (int32_t) GIG_EXP_ENCODE(EG1Decay1); |
const int32_t eg1decay1 = (int32_t) GIG_EXP_ENCODE(EG1Decay1); |
1579 |
memcpy(&pData[32], &eg1decay1, 4); |
store32(&pData[32], eg1decay1); |
1580 |
|
|
1581 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1582 |
|
|
1583 |
memcpy(&pData[38], &EG1Sustain, 2); |
store16(&pData[38], EG1Sustain); |
1584 |
|
|
1585 |
const int32_t eg1release = (int32_t) GIG_EXP_ENCODE(EG1Release); |
const int32_t eg1release = (int32_t) GIG_EXP_ENCODE(EG1Release); |
1586 |
memcpy(&pData[40], &eg1release, 4); |
store32(&pData[40], eg1release); |
1587 |
|
|
1588 |
const uint8_t eg1ctl = (uint8_t) EncodeLeverageController(EG1Controller); |
const uint8_t eg1ctl = (uint8_t) EncodeLeverageController(EG1Controller); |
1589 |
memcpy(&pData[44], &eg1ctl, 1); |
pData[44] = eg1ctl; |
1590 |
|
|
1591 |
const uint8_t eg1ctrloptions = |
const uint8_t eg1ctrloptions = |
1592 |
(EG1ControllerInvert) ? 0x01 : 0x00 | |
(EG1ControllerInvert) ? 0x01 : 0x00 | |
1593 |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG1ControllerAttackInfluence) | |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG1ControllerAttackInfluence) | |
1594 |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG1ControllerDecayInfluence) | |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG1ControllerDecayInfluence) | |
1595 |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG1ControllerReleaseInfluence); |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG1ControllerReleaseInfluence); |
1596 |
memcpy(&pData[45], &eg1ctrloptions, 1); |
pData[45] = eg1ctrloptions; |
1597 |
|
|
1598 |
const uint8_t eg2ctl = (uint8_t) EncodeLeverageController(EG2Controller); |
const uint8_t eg2ctl = (uint8_t) EncodeLeverageController(EG2Controller); |
1599 |
memcpy(&pData[46], &eg2ctl, 1); |
pData[46] = eg2ctl; |
1600 |
|
|
1601 |
const uint8_t eg2ctrloptions = |
const uint8_t eg2ctrloptions = |
1602 |
(EG2ControllerInvert) ? 0x01 : 0x00 | |
(EG2ControllerInvert) ? 0x01 : 0x00 | |
1603 |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG2ControllerAttackInfluence) | |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG2ControllerAttackInfluence) | |
1604 |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG2ControllerDecayInfluence) | |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG2ControllerDecayInfluence) | |
1605 |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG2ControllerReleaseInfluence); |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG2ControllerReleaseInfluence); |
1606 |
memcpy(&pData[47], &eg2ctrloptions, 1); |
pData[47] = eg2ctrloptions; |
1607 |
|
|
1608 |
const int32_t lfo1freq = (int32_t) GIG_EXP_ENCODE(LFO1Frequency); |
const int32_t lfo1freq = (int32_t) GIG_EXP_ENCODE(LFO1Frequency); |
1609 |
memcpy(&pData[48], &lfo1freq, 4); |
store32(&pData[48], lfo1freq); |
1610 |
|
|
1611 |
const int32_t eg2attack = (int32_t) GIG_EXP_ENCODE(EG2Attack); |
const int32_t eg2attack = (int32_t) GIG_EXP_ENCODE(EG2Attack); |
1612 |
memcpy(&pData[52], &eg2attack, 4); |
store32(&pData[52], eg2attack); |
1613 |
|
|
1614 |
const int32_t eg2decay1 = (int32_t) GIG_EXP_ENCODE(EG2Decay1); |
const int32_t eg2decay1 = (int32_t) GIG_EXP_ENCODE(EG2Decay1); |
1615 |
memcpy(&pData[56], &eg2decay1, 4); |
store32(&pData[56], eg2decay1); |
1616 |
|
|
1617 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1618 |
|
|
1619 |
memcpy(&pData[62], &EG2Sustain, 2); |
store16(&pData[62], EG2Sustain); |
1620 |
|
|
1621 |
const int32_t eg2release = (int32_t) GIG_EXP_ENCODE(EG2Release); |
const int32_t eg2release = (int32_t) GIG_EXP_ENCODE(EG2Release); |
1622 |
memcpy(&pData[64], &eg2release, 4); |
store32(&pData[64], eg2release); |
1623 |
|
|
1624 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1625 |
|
|
1626 |
memcpy(&pData[70], &LFO2ControlDepth, 2); |
store16(&pData[70], LFO2ControlDepth); |
1627 |
|
|
1628 |
const int32_t lfo2freq = (int32_t) GIG_EXP_ENCODE(LFO2Frequency); |
const int32_t lfo2freq = (int32_t) GIG_EXP_ENCODE(LFO2Frequency); |
1629 |
memcpy(&pData[72], &lfo2freq, 4); |
store32(&pData[72], lfo2freq); |
1630 |
|
|
1631 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1632 |
|
|
1633 |
memcpy(&pData[78], &LFO2InternalDepth, 2); |
store16(&pData[78], LFO2InternalDepth); |
1634 |
|
|
1635 |
const int32_t eg1decay2 = (int32_t) (EG1InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG1Decay2); |
const int32_t eg1decay2 = (int32_t) (EG1InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG1Decay2); |
1636 |
memcpy(&pData[80], &eg1decay2, 4); |
store32(&pData[80], eg1decay2); |
1637 |
|
|
1638 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1639 |
|
|
1640 |
memcpy(&pData[86], &EG1PreAttack, 2); |
store16(&pData[86], EG1PreAttack); |
1641 |
|
|
1642 |
const int32_t eg2decay2 = (int32_t) (EG2InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG2Decay2); |
const int32_t eg2decay2 = (int32_t) (EG2InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG2Decay2); |
1643 |
memcpy(&pData[88], &eg2decay2, 4); |
store32(&pData[88], eg2decay2); |
1644 |
|
|
1645 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1646 |
|
|
1647 |
memcpy(&pData[94], &EG2PreAttack, 2); |
store16(&pData[94], EG2PreAttack); |
1648 |
|
|
1649 |
{ |
{ |
1650 |
if (VelocityResponseDepth > 4) throw Exception("VelocityResponseDepth must be between 0 and 4"); |
if (VelocityResponseDepth > 4) throw Exception("VelocityResponseDepth must be between 0 and 4"); |
1662 |
default: |
default: |
1663 |
throw Exception("Could not update DimensionRegion's chunk, unknown VelocityResponseCurve selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown VelocityResponseCurve selected"); |
1664 |
} |
} |
1665 |
memcpy(&pData[96], &velocityresponse, 1); |
pData[96] = velocityresponse; |
1666 |
} |
} |
1667 |
|
|
1668 |
{ |
{ |
1681 |
default: |
default: |
1682 |
throw Exception("Could not update DimensionRegion's chunk, unknown ReleaseVelocityResponseCurve selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown ReleaseVelocityResponseCurve selected"); |
1683 |
} |
} |
1684 |
memcpy(&pData[97], &releasevelocityresponse, 1); |
pData[97] = releasevelocityresponse; |
1685 |
} |
} |
1686 |
|
|
1687 |
memcpy(&pData[98], &VelocityResponseCurveScaling, 1); |
pData[98] = VelocityResponseCurveScaling; |
1688 |
|
|
1689 |
memcpy(&pData[99], &AttenuationControllerThreshold, 1); |
pData[99] = AttenuationControllerThreshold; |
1690 |
|
|
1691 |
// next 4 bytes unknown |
// next 4 bytes unknown |
1692 |
|
|
1693 |
memcpy(&pData[104], &SampleStartOffset, 2); |
store16(&pData[104], SampleStartOffset); |
1694 |
|
|
1695 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1696 |
|
|
1709 |
default: |
default: |
1710 |
throw Exception("Could not update DimensionRegion's chunk, unknown DimensionBypass selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown DimensionBypass selected"); |
1711 |
} |
} |
1712 |
memcpy(&pData[108], &pitchTrackDimensionBypass, 1); |
pData[108] = pitchTrackDimensionBypass; |
1713 |
} |
} |
1714 |
|
|
1715 |
const uint8_t pan = (Pan >= 0) ? Pan : ((-Pan) + 63); // signed 8 bit -> signed 7 bit |
const uint8_t pan = (Pan >= 0) ? Pan : ((-Pan) + 63); // signed 8 bit -> signed 7 bit |
1716 |
memcpy(&pData[109], &pan, 1); |
pData[109] = pan; |
1717 |
|
|
1718 |
const uint8_t selfmask = (SelfMask) ? 0x01 : 0x00; |
const uint8_t selfmask = (SelfMask) ? 0x01 : 0x00; |
1719 |
memcpy(&pData[110], &selfmask, 1); |
pData[110] = selfmask; |
1720 |
|
|
1721 |
// next byte unknown |
// next byte unknown |
1722 |
|
|
1725 |
if (LFO3Sync) lfo3ctrl |= 0x20; // bit 5 |
if (LFO3Sync) lfo3ctrl |= 0x20; // bit 5 |
1726 |
if (InvertAttenuationController) lfo3ctrl |= 0x80; // bit 7 |
if (InvertAttenuationController) lfo3ctrl |= 0x80; // bit 7 |
1727 |
if (VCFType == vcf_type_lowpassturbo) lfo3ctrl |= 0x40; // bit 6 |
if (VCFType == vcf_type_lowpassturbo) lfo3ctrl |= 0x40; // bit 6 |
1728 |
memcpy(&pData[112], &lfo3ctrl, 1); |
pData[112] = lfo3ctrl; |
1729 |
} |
} |
1730 |
|
|
1731 |
const uint8_t attenctl = EncodeLeverageController(AttenuationController); |
const uint8_t attenctl = EncodeLeverageController(AttenuationController); |
1732 |
memcpy(&pData[113], &attenctl, 1); |
pData[113] = attenctl; |
1733 |
|
|
1734 |
{ |
{ |
1735 |
uint8_t lfo2ctrl = LFO2Controller & 0x07; // lower 3 bits |
uint8_t lfo2ctrl = LFO2Controller & 0x07; // lower 3 bits |
1736 |
if (LFO2FlipPhase) lfo2ctrl |= 0x80; // bit 7 |
if (LFO2FlipPhase) lfo2ctrl |= 0x80; // bit 7 |
1737 |
if (LFO2Sync) lfo2ctrl |= 0x20; // bit 5 |
if (LFO2Sync) lfo2ctrl |= 0x20; // bit 5 |
1738 |
if (VCFResonanceController != vcf_res_ctrl_none) lfo2ctrl |= 0x40; // bit 6 |
if (VCFResonanceController != vcf_res_ctrl_none) lfo2ctrl |= 0x40; // bit 6 |
1739 |
memcpy(&pData[114], &lfo2ctrl, 1); |
pData[114] = lfo2ctrl; |
1740 |
} |
} |
1741 |
|
|
1742 |
{ |
{ |
1745 |
if (LFO1Sync) lfo1ctrl |= 0x40; // bit 6 |
if (LFO1Sync) lfo1ctrl |= 0x40; // bit 6 |
1746 |
if (VCFResonanceController != vcf_res_ctrl_none) |
if (VCFResonanceController != vcf_res_ctrl_none) |
1747 |
lfo1ctrl |= GIG_VCF_RESONANCE_CTRL_ENCODE(VCFResonanceController); |
lfo1ctrl |= GIG_VCF_RESONANCE_CTRL_ENCODE(VCFResonanceController); |
1748 |
memcpy(&pData[115], &lfo1ctrl, 1); |
pData[115] = lfo1ctrl; |
1749 |
} |
} |
1750 |
|
|
1751 |
const uint16_t eg3depth = (EG3Depth >= 0) ? EG3Depth |
const uint16_t eg3depth = (EG3Depth >= 0) ? EG3Depth |
1752 |
: uint16_t(((-EG3Depth) - 1) ^ 0xffff); /* binary complementary for negatives */ |
: uint16_t(((-EG3Depth) - 1) ^ 0xffff); /* binary complementary for negatives */ |
1753 |
memcpy(&pData[116], &eg3depth, 1); |
pData[116] = eg3depth; |
1754 |
|
|
1755 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1756 |
|
|
1757 |
const uint8_t channeloffset = ChannelOffset * 4; |
const uint8_t channeloffset = ChannelOffset * 4; |
1758 |
memcpy(&pData[120], &channeloffset, 1); |
pData[120] = channeloffset; |
1759 |
|
|
1760 |
{ |
{ |
1761 |
uint8_t regoptions = 0; |
uint8_t regoptions = 0; |
1762 |
if (MSDecode) regoptions |= 0x01; // bit 0 |
if (MSDecode) regoptions |= 0x01; // bit 0 |
1763 |
if (SustainDefeat) regoptions |= 0x02; // bit 1 |
if (SustainDefeat) regoptions |= 0x02; // bit 1 |
1764 |
memcpy(&pData[121], ®options, 1); |
pData[121] = regoptions; |
1765 |
} |
} |
1766 |
|
|
1767 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1768 |
|
|
1769 |
memcpy(&pData[124], &VelocityUpperLimit, 1); |
pData[124] = VelocityUpperLimit; |
1770 |
|
|
1771 |
// next 3 bytes unknown |
// next 3 bytes unknown |
1772 |
|
|
1773 |
memcpy(&pData[128], &ReleaseTriggerDecay, 1); |
pData[128] = ReleaseTriggerDecay; |
1774 |
|
|
1775 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1776 |
|
|
1777 |
const uint8_t eg1hold = (EG1Hold) ? 0x80 : 0x00; // bit 7 |
const uint8_t eg1hold = (EG1Hold) ? 0x80 : 0x00; // bit 7 |
1778 |
memcpy(&pData[131], &eg1hold, 1); |
pData[131] = eg1hold; |
1779 |
|
|
1780 |
const uint8_t vcfcutoff = (VCFEnabled) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfcutoff = (VCFEnabled) ? 0x80 : 0x00 | /* bit 7 */ |
1781 |
(VCFCutoff & 0x7f); /* lower 7 bits */ |
(VCFCutoff & 0x7f); /* lower 7 bits */ |
1782 |
memcpy(&pData[132], &vcfcutoff, 1); |
pData[132] = vcfcutoff; |
1783 |
|
|
1784 |
memcpy(&pData[133], &VCFCutoffController, 1); |
pData[133] = VCFCutoffController; |
1785 |
|
|
1786 |
const uint8_t vcfvelscale = (VCFCutoffControllerInvert) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfvelscale = (VCFCutoffControllerInvert) ? 0x80 : 0x00 | /* bit 7 */ |
1787 |
(VCFVelocityScale & 0x7f); /* lower 7 bits */ |
(VCFVelocityScale & 0x7f); /* lower 7 bits */ |
1788 |
memcpy(&pData[134], &vcfvelscale, 1); |
pData[134] = vcfvelscale; |
1789 |
|
|
1790 |
// next byte unknown |
// next byte unknown |
1791 |
|
|
1792 |
const uint8_t vcfresonance = (VCFResonanceDynamic) ? 0x00 : 0x80 | /* bit 7 */ |
const uint8_t vcfresonance = (VCFResonanceDynamic) ? 0x00 : 0x80 | /* bit 7 */ |
1793 |
(VCFResonance & 0x7f); /* lower 7 bits */ |
(VCFResonance & 0x7f); /* lower 7 bits */ |
1794 |
memcpy(&pData[136], &vcfresonance, 1); |
pData[136] = vcfresonance; |
1795 |
|
|
1796 |
const uint8_t vcfbreakpoint = (VCFKeyboardTracking) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfbreakpoint = (VCFKeyboardTracking) ? 0x80 : 0x00 | /* bit 7 */ |
1797 |
(VCFKeyboardTrackingBreakpoint & 0x7f); /* lower 7 bits */ |
(VCFKeyboardTrackingBreakpoint & 0x7f); /* lower 7 bits */ |
1798 |
memcpy(&pData[137], &vcfbreakpoint, 1); |
pData[137] = vcfbreakpoint; |
1799 |
|
|
1800 |
const uint8_t vcfvelocity = VCFVelocityDynamicRange % 5 | |
const uint8_t vcfvelocity = VCFVelocityDynamicRange % 5 | |
1801 |
VCFVelocityCurve * 5; |
VCFVelocityCurve * 5; |
1802 |
memcpy(&pData[138], &vcfvelocity, 1); |
pData[138] = vcfvelocity; |
1803 |
|
|
1804 |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
1805 |
memcpy(&pData[139], &vcftype, 1); |
pData[139] = vcftype; |
1806 |
|
|
1807 |
if (chunksize >= 148) { |
if (chunksize >= 148) { |
1808 |
memcpy(&pData[140], DimensionUpperLimits, 8); |
memcpy(&pData[140], DimensionUpperLimits, 8); |
2031 |
default: |
default: |
2032 |
throw gig::Exception("leverage controller number is not supported by the gig format"); |
throw gig::Exception("leverage controller number is not supported by the gig format"); |
2033 |
} |
} |
2034 |
|
break; |
2035 |
default: |
default: |
2036 |
throw gig::Exception("Unknown leverage controller type."); |
throw gig::Exception("Unknown leverage controller type."); |
2037 |
} |
} |
2149 |
// * |
// * |
2150 |
|
|
2151 |
Region::Region(Instrument* pInstrument, RIFF::List* rgnList) : DLS::Region((DLS::Instrument*) pInstrument, rgnList) { |
Region::Region(Instrument* pInstrument, RIFF::List* rgnList) : DLS::Region((DLS::Instrument*) pInstrument, rgnList) { |
|
pInfo->UseFixedLengthStrings = true; |
|
|
|
|
2152 |
// Initialization |
// Initialization |
2153 |
Dimensions = 0; |
Dimensions = 0; |
2154 |
for (int i = 0; i < 256; i++) { |
for (int i = 0; i < 256; i++) { |
2168 |
for (int i = 0; i < dimensionBits; i++) { |
for (int i = 0; i < dimensionBits; i++) { |
2169 |
dimension_t dimension = static_cast<dimension_t>(_3lnk->ReadUint8()); |
dimension_t dimension = static_cast<dimension_t>(_3lnk->ReadUint8()); |
2170 |
uint8_t bits = _3lnk->ReadUint8(); |
uint8_t bits = _3lnk->ReadUint8(); |
2171 |
_3lnk->ReadUint8(); // probably the position of the dimension |
_3lnk->ReadUint8(); // bit position of the dimension (bits[0] + bits[1] + ... + bits[i-1]) |
2172 |
_3lnk->ReadUint8(); // unknown |
_3lnk->ReadUint8(); // (1 << bit position of next dimension) - (1 << bit position of this dimension) |
2173 |
uint8_t zones = _3lnk->ReadUint8(); // new for v3: number of zones doesn't have to be == pow(2,bits) |
uint8_t zones = _3lnk->ReadUint8(); // new for v3: number of zones doesn't have to be == pow(2,bits) |
2174 |
if (dimension == dimension_none) { // inactive dimension |
if (dimension == dimension_none) { // inactive dimension |
2175 |
pDimensionDefinitions[i].dimension = dimension_none; |
pDimensionDefinitions[i].dimension = dimension_none; |
2182 |
pDimensionDefinitions[i].dimension = dimension; |
pDimensionDefinitions[i].dimension = dimension; |
2183 |
pDimensionDefinitions[i].bits = bits; |
pDimensionDefinitions[i].bits = bits; |
2184 |
pDimensionDefinitions[i].zones = zones ? zones : 0x01 << bits; // = pow(2,bits) |
pDimensionDefinitions[i].zones = zones ? zones : 0x01 << bits; // = pow(2,bits) |
2185 |
pDimensionDefinitions[i].split_type = (dimension == dimension_layer || |
pDimensionDefinitions[i].split_type = __resolveSplitType(dimension); |
2186 |
dimension == dimension_samplechannel || |
pDimensionDefinitions[i].zone_size = __resolveZoneSize(pDimensionDefinitions[i]); |
|
dimension == dimension_releasetrigger || |
|
|
dimension == dimension_keyboard || |
|
|
dimension == dimension_roundrobin || |
|
|
dimension == dimension_random || |
|
|
dimension == dimension_smartmidi || |
|
|
dimension == dimension_roundrobinkeyboard) ? split_type_bit |
|
|
: split_type_normal; |
|
|
pDimensionDefinitions[i].zone_size = |
|
|
(pDimensionDefinitions[i].split_type == split_type_normal) ? 128.0 / pDimensionDefinitions[i].zones |
|
|
: 0; |
|
2187 |
Dimensions++; |
Dimensions++; |
2188 |
|
|
2189 |
// if this is a layer dimension, remember the amount of layers |
// if this is a layer dimension, remember the amount of layers |
2211 |
GetSample(); // load global region sample reference |
GetSample(); // load global region sample reference |
2212 |
} else { |
} else { |
2213 |
DimensionRegions = 0; |
DimensionRegions = 0; |
2214 |
|
for (int i = 0 ; i < 8 ; i++) { |
2215 |
|
pDimensionDefinitions[i].dimension = dimension_none; |
2216 |
|
pDimensionDefinitions[i].bits = 0; |
2217 |
|
pDimensionDefinitions[i].zones = 0; |
2218 |
|
} |
2219 |
} |
} |
2220 |
|
|
2221 |
// make sure there is at least one dimension region |
// make sure there is at least one dimension region |
2238 |
* @throws gig::Exception if samples cannot be dereferenced |
* @throws gig::Exception if samples cannot be dereferenced |
2239 |
*/ |
*/ |
2240 |
void Region::UpdateChunks() { |
void Region::UpdateChunks() { |
2241 |
|
// in the gig format we don't care about the Region's sample reference |
2242 |
|
// but we still have to provide some existing one to not corrupt the |
2243 |
|
// file, so to avoid the latter we simply always assign the sample of |
2244 |
|
// the first dimension region of this region |
2245 |
|
pSample = pDimensionRegions[0]->pSample; |
2246 |
|
|
2247 |
// first update base class's chunks |
// first update base class's chunks |
2248 |
DLS::Region::UpdateChunks(); |
DLS::Region::UpdateChunks(); |
2249 |
|
|
2261 |
if (!_3lnk) { |
if (!_3lnk) { |
2262 |
const int _3lnkChunkSize = (pFile->pVersion && pFile->pVersion->major == 3) ? 1092 : 172; |
const int _3lnkChunkSize = (pFile->pVersion && pFile->pVersion->major == 3) ? 1092 : 172; |
2263 |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
2264 |
|
memset(_3lnk->LoadChunkData(), 0, _3lnkChunkSize); |
2265 |
|
|
2266 |
|
// move 3prg to last position |
2267 |
|
pCkRegion->MoveSubChunk(pCkRegion->GetSubList(LIST_TYPE_3PRG), 0); |
2268 |
} |
} |
2269 |
|
|
2270 |
// update dimension definitions in '3lnk' chunk |
// update dimension definitions in '3lnk' chunk |
2271 |
uint8_t* pData = (uint8_t*) _3lnk->LoadChunkData(); |
uint8_t* pData = (uint8_t*) _3lnk->LoadChunkData(); |
2272 |
memcpy(&pData[0], &DimensionRegions, 4); |
store32(&pData[0], DimensionRegions); |
2273 |
|
int shift = 0; |
2274 |
for (int i = 0; i < iMaxDimensions; i++) { |
for (int i = 0; i < iMaxDimensions; i++) { |
2275 |
pData[4 + i * 8] = (uint8_t) pDimensionDefinitions[i].dimension; |
pData[4 + i * 8] = (uint8_t) pDimensionDefinitions[i].dimension; |
2276 |
pData[5 + i * 8] = pDimensionDefinitions[i].bits; |
pData[5 + i * 8] = pDimensionDefinitions[i].bits; |
2277 |
// next 2 bytes unknown |
pData[6 + i * 8] = shift; |
2278 |
|
pData[7 + i * 8] = (1 << (shift + pDimensionDefinitions[i].bits)) - (1 << shift); |
2279 |
pData[8 + i * 8] = pDimensionDefinitions[i].zones; |
pData[8 + i * 8] = pDimensionDefinitions[i].zones; |
2280 |
// next 3 bytes unknown |
// next 3 bytes unknown, always zero? |
2281 |
|
|
2282 |
|
shift += pDimensionDefinitions[i].bits; |
2283 |
} |
} |
2284 |
|
|
2285 |
// update wave pool table in '3lnk' chunk |
// update wave pool table in '3lnk' chunk |
2298 |
} |
} |
2299 |
if (iWaveIndex < 0) throw gig::Exception("Could not update gig::Region, could not find DimensionRegion's sample"); |
if (iWaveIndex < 0) throw gig::Exception("Could not update gig::Region, could not find DimensionRegion's sample"); |
2300 |
} |
} |
2301 |
memcpy(&pData[iWavePoolOffset + i * 4], &iWaveIndex, 4); |
store32(&pData[iWavePoolOffset + i * 4], iWaveIndex); |
2302 |
} |
} |
2303 |
} |
} |
2304 |
|
|
2426 |
// assign definition of new dimension |
// assign definition of new dimension |
2427 |
pDimensionDefinitions[Dimensions] = *pDimDef; |
pDimensionDefinitions[Dimensions] = *pDimDef; |
2428 |
|
|
2429 |
|
// auto correct certain dimension definition fields (where possible) |
2430 |
|
pDimensionDefinitions[Dimensions].split_type = |
2431 |
|
__resolveSplitType(pDimensionDefinitions[Dimensions].dimension); |
2432 |
|
pDimensionDefinitions[Dimensions].zone_size = |
2433 |
|
__resolveZoneSize(pDimensionDefinitions[Dimensions]); |
2434 |
|
|
2435 |
// create new dimension region(s) for this new dimension |
// create new dimension region(s) for this new dimension |
2436 |
for (int i = 1 << iCurrentBits; i < 1 << iNewBits; i++) { |
for (int i = 1 << iCurrentBits; i < 1 << iNewBits; i++) { |
2437 |
//TODO: maybe we should copy existing dimension regions if possible instead of simply creating new ones with default values |
//TODO: maybe we should copy existing dimension regions if possible instead of simply creating new ones with default values |
2438 |
RIFF::List* pNewDimRgnListChunk = pCkRegion->AddSubList(LIST_TYPE_3EWL); |
RIFF::List* _3prg = pCkRegion->GetSubList(LIST_TYPE_3PRG); |
2439 |
|
RIFF::List* pNewDimRgnListChunk = _3prg->AddSubList(LIST_TYPE_3EWL); |
2440 |
pDimensionRegions[i] = new DimensionRegion(pNewDimRgnListChunk); |
pDimensionRegions[i] = new DimensionRegion(pNewDimRgnListChunk); |
2441 |
DimensionRegions++; |
DimensionRegions++; |
2442 |
} |
} |
2649 |
// * |
// * |
2650 |
|
|
2651 |
Instrument::Instrument(File* pFile, RIFF::List* insList, progress_t* pProgress) : DLS::Instrument((DLS::File*)pFile, insList) { |
Instrument::Instrument(File* pFile, RIFF::List* insList, progress_t* pProgress) : DLS::Instrument((DLS::File*)pFile, insList) { |
2652 |
pInfo->UseFixedLengthStrings = true; |
static const DLS::Info::FixedStringLength fixedStringLengths[] = { |
2653 |
|
{ CHUNK_ID_INAM, 64 }, |
2654 |
|
{ CHUNK_ID_ISFT, 12 }, |
2655 |
|
{ 0, 0 } |
2656 |
|
}; |
2657 |
|
pInfo->FixedStringLengths = fixedStringLengths; |
2658 |
|
|
2659 |
// Initialization |
// Initialization |
2660 |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
2661 |
|
EffectSend = 0; |
2662 |
|
Attenuation = 0; |
2663 |
|
FineTune = 0; |
2664 |
|
PitchbendRange = 0; |
2665 |
|
PianoReleaseMode = false; |
2666 |
|
DimensionKeyRange.low = 0; |
2667 |
|
DimensionKeyRange.high = 0; |
2668 |
|
|
2669 |
// Loading |
// Loading |
2670 |
RIFF::List* lart = insList->GetSubList(LIST_TYPE_LART); |
RIFF::List* lart = insList->GetSubList(LIST_TYPE_LART); |
2743 |
if (!_3ewg) _3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, 12); |
if (!_3ewg) _3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, 12); |
2744 |
// update '3ewg' RIFF chunk |
// update '3ewg' RIFF chunk |
2745 |
uint8_t* pData = (uint8_t*) _3ewg->LoadChunkData(); |
uint8_t* pData = (uint8_t*) _3ewg->LoadChunkData(); |
2746 |
memcpy(&pData[0], &EffectSend, 2); |
store16(&pData[0], EffectSend); |
2747 |
memcpy(&pData[2], &Attenuation, 4); |
store32(&pData[2], Attenuation); |
2748 |
memcpy(&pData[6], &FineTune, 2); |
store16(&pData[6], FineTune); |
2749 |
memcpy(&pData[8], &PitchbendRange, 2); |
store16(&pData[8], PitchbendRange); |
2750 |
const uint8_t dimkeystart = (PianoReleaseMode) ? 0x01 : 0x00 | |
const uint8_t dimkeystart = (PianoReleaseMode) ? 0x01 : 0x00 | |
2751 |
DimensionKeyRange.low << 1; |
DimensionKeyRange.low << 1; |
2752 |
memcpy(&pData[10], &dimkeystart, 1); |
pData[10] = dimkeystart; |
2753 |
memcpy(&pData[11], &DimensionKeyRange.high, 1); |
pData[11] = DimensionKeyRange.high; |
2754 |
} |
} |
2755 |
|
|
2756 |
/** |
/** |
2852 |
void Group::UpdateChunks() { |
void Group::UpdateChunks() { |
2853 |
// make sure <3gri> and <3gnl> list chunks exist |
// make sure <3gri> and <3gnl> list chunks exist |
2854 |
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
2855 |
if (!_3gri) _3gri = pFile->pRIFF->AddSubList(LIST_TYPE_3GRI); |
if (!_3gri) { |
2856 |
|
_3gri = pFile->pRIFF->AddSubList(LIST_TYPE_3GRI); |
2857 |
|
pFile->pRIFF->MoveSubChunk(_3gri, pFile->pRIFF->GetSubChunk(CHUNK_ID_PTBL)); |
2858 |
|
} |
2859 |
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
2860 |
if (!_3gnl) _3gnl = pFile->pRIFF->AddSubList(LIST_TYPE_3GNL); |
if (!_3gnl) _3gnl = _3gri->AddSubList(LIST_TYPE_3GNL); |
2861 |
// now store the name of this group as <3gnm> chunk as subchunk of the <3gnl> list chunk |
// now store the name of this group as <3gnm> chunk as subchunk of the <3gnl> list chunk |
2862 |
::SaveString(CHUNK_ID_3GNM, pNameChunk, _3gnl, Name, String("Unnamed Group"), true, 64); |
::SaveString(CHUNK_ID_3GNM, pNameChunk, _3gnl, Name, String("Unnamed Group"), true, 64); |
2863 |
} |
} |
2933 |
// *************** File *************** |
// *************** File *************** |
2934 |
// * |
// * |
2935 |
|
|
2936 |
|
// File version 2.0, 1998-06-28 |
2937 |
|
const DLS::version_t File::VERSION_2 = { |
2938 |
|
0, 2, 19980628 & 0xffff, 19980628 >> 16 |
2939 |
|
}; |
2940 |
|
|
2941 |
|
// File version 3.0, 2003-03-31 |
2942 |
|
const DLS::version_t File::VERSION_3 = { |
2943 |
|
0, 3, 20030331 & 0xffff, 20030331 >> 16 |
2944 |
|
}; |
2945 |
|
|
2946 |
|
const DLS::Info::FixedStringLength File::FixedStringLengths[] = { |
2947 |
|
{ CHUNK_ID_IARL, 256 }, |
2948 |
|
{ CHUNK_ID_IART, 128 }, |
2949 |
|
{ CHUNK_ID_ICMS, 128 }, |
2950 |
|
{ CHUNK_ID_ICMT, 1024 }, |
2951 |
|
{ CHUNK_ID_ICOP, 128 }, |
2952 |
|
{ CHUNK_ID_ICRD, 128 }, |
2953 |
|
{ CHUNK_ID_IENG, 128 }, |
2954 |
|
{ CHUNK_ID_IGNR, 128 }, |
2955 |
|
{ CHUNK_ID_IKEY, 128 }, |
2956 |
|
{ CHUNK_ID_IMED, 128 }, |
2957 |
|
{ CHUNK_ID_INAM, 128 }, |
2958 |
|
{ CHUNK_ID_IPRD, 128 }, |
2959 |
|
{ CHUNK_ID_ISBJ, 128 }, |
2960 |
|
{ CHUNK_ID_ISFT, 128 }, |
2961 |
|
{ CHUNK_ID_ISRC, 128 }, |
2962 |
|
{ CHUNK_ID_ISRF, 128 }, |
2963 |
|
{ CHUNK_ID_ITCH, 128 }, |
2964 |
|
{ 0, 0 } |
2965 |
|
}; |
2966 |
|
|
2967 |
File::File() : DLS::File() { |
File::File() : DLS::File() { |
2968 |
pGroups = NULL; |
pGroups = NULL; |
2969 |
pInfo->UseFixedLengthStrings = true; |
pInfo->FixedStringLengths = FixedStringLengths; |
2970 |
|
pInfo->ArchivalLocation = String(256, ' '); |
2971 |
|
|
2972 |
|
// add some mandatory chunks to get the file chunks in right |
2973 |
|
// order (INFO chunk will be moved to first position later) |
2974 |
|
pRIFF->AddSubChunk(CHUNK_ID_VERS, 8); |
2975 |
|
pRIFF->AddSubChunk(CHUNK_ID_COLH, 4); |
2976 |
|
pRIFF->AddSubChunk(CHUNK_ID_DLID, 16); |
2977 |
|
|
2978 |
|
GenerateDLSID(); |
2979 |
} |
} |
2980 |
|
|
2981 |
File::File(RIFF::File* pRIFF) : DLS::File(pRIFF) { |
File::File(RIFF::File* pRIFF) : DLS::File(pRIFF) { |
2982 |
pGroups = NULL; |
pGroups = NULL; |
2983 |
pInfo->UseFixedLengthStrings = true; |
pInfo->FixedStringLengths = FixedStringLengths; |
2984 |
} |
} |
2985 |
|
|
2986 |
File::~File() { |
File::~File() { |
3022 |
// create new Sample object and its respective 'wave' list chunk |
// create new Sample object and its respective 'wave' list chunk |
3023 |
RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE); |
RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE); |
3024 |
Sample* pSample = new Sample(this, wave, 0 /*arbitrary value, we update offsets when we save*/); |
Sample* pSample = new Sample(this, wave, 0 /*arbitrary value, we update offsets when we save*/); |
3025 |
|
|
3026 |
|
// add mandatory chunks to get the chunks in right order |
3027 |
|
wave->AddSubChunk(CHUNK_ID_FMT, 16); |
3028 |
|
wave->AddSubList(LIST_TYPE_INFO); |
3029 |
|
|
3030 |
pSamples->push_back(pSample); |
pSamples->push_back(pSample); |
3031 |
return pSample; |
return pSample; |
3032 |
} |
} |
3055 |
void File::LoadSamples(progress_t* pProgress) { |
void File::LoadSamples(progress_t* pProgress) { |
3056 |
// Groups must be loaded before samples, because samples will try |
// Groups must be loaded before samples, because samples will try |
3057 |
// to resolve the group they belong to |
// to resolve the group they belong to |
3058 |
LoadGroups(); |
if (!pGroups) LoadGroups(); |
3059 |
|
|
3060 |
if (!pSamples) pSamples = new SampleList; |
if (!pSamples) pSamples = new SampleList; |
3061 |
|
|
3169 |
__ensureMandatoryChunksExist(); |
__ensureMandatoryChunksExist(); |
3170 |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
3171 |
RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS); |
RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS); |
3172 |
|
|
3173 |
|
// add mandatory chunks to get the chunks in right order |
3174 |
|
lstInstr->AddSubList(LIST_TYPE_INFO); |
3175 |
|
lstInstr->AddSubChunk(CHUNK_ID_DLID, 16); |
3176 |
|
|
3177 |
Instrument* pInstrument = new Instrument(this, lstInstr); |
Instrument* pInstrument = new Instrument(this, lstInstr); |
3178 |
|
pInstrument->GenerateDLSID(); |
3179 |
|
|
3180 |
|
lstInstr->AddSubChunk(CHUNK_ID_INSH, 12); |
3181 |
|
|
3182 |
|
// this string is needed for the gig to be loadable in GSt: |
3183 |
|
pInstrument->pInfo->Software = "Endless Wave"; |
3184 |
|
|
3185 |
pInstruments->push_back(pInstrument); |
pInstruments->push_back(pInstrument); |
3186 |
return pInstrument; |
return pInstrument; |
3187 |
} |
} |
3232 |
} |
} |
3233 |
} |
} |
3234 |
|
|
3235 |
|
/// Updates the 3crc chunk with the checksum of a sample. The |
3236 |
|
/// update is done directly to disk, as this method is called |
3237 |
|
/// after File::Save() |
3238 |
|
void File::SetSampleChecksum(Sample* pSample, uint32_t crc) { |
3239 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
3240 |
|
if (!_3crc) return; |
3241 |
|
|
3242 |
|
// get the index of the sample |
3243 |
|
int iWaveIndex = -1; |
3244 |
|
File::SampleList::iterator iter = pSamples->begin(); |
3245 |
|
File::SampleList::iterator end = pSamples->end(); |
3246 |
|
for (int index = 0; iter != end; ++iter, ++index) { |
3247 |
|
if (*iter == pSample) { |
3248 |
|
iWaveIndex = index; |
3249 |
|
break; |
3250 |
|
} |
3251 |
|
} |
3252 |
|
if (iWaveIndex < 0) throw gig::Exception("Could not update crc, could not find sample"); |
3253 |
|
|
3254 |
|
// write the CRC-32 checksum to disk |
3255 |
|
_3crc->SetPos(iWaveIndex * 8); |
3256 |
|
uint32_t tmp = 1; |
3257 |
|
_3crc->WriteUint32(&tmp); // unknown, always 1? |
3258 |
|
_3crc->WriteUint32(&crc); |
3259 |
|
} |
3260 |
|
|
3261 |
Group* File::GetFirstGroup() { |
Group* File::GetFirstGroup() { |
3262 |
if (!pGroups) LoadGroups(); |
if (!pGroups) LoadGroups(); |
3263 |
// there must always be at least one group |
// there must always be at least one group |
3375 |
* @throws Exception - on errors |
* @throws Exception - on errors |
3376 |
*/ |
*/ |
3377 |
void File::UpdateChunks() { |
void File::UpdateChunks() { |
3378 |
|
bool newFile = pRIFF->GetSubList(LIST_TYPE_INFO) == NULL; |
3379 |
|
|
3380 |
// first update base class's chunks |
// first update base class's chunks |
3381 |
DLS::File::UpdateChunks(); |
DLS::File::UpdateChunks(); |
3382 |
|
|
3383 |
|
if (newFile) { |
3384 |
|
// INFO was added by Resource::UpdateChunks - make sure it |
3385 |
|
// is placed first in file |
3386 |
|
RIFF::Chunk* info = pRIFF->GetSubList(LIST_TYPE_INFO); |
3387 |
|
RIFF::Chunk* first = pRIFF->GetFirstSubChunk(); |
3388 |
|
if (first != info) { |
3389 |
|
pRIFF->MoveSubChunk(info, first); |
3390 |
|
} |
3391 |
|
} |
3392 |
|
|
3393 |
// update group's chunks |
// update group's chunks |
3394 |
if (pGroups) { |
if (pGroups) { |
3395 |
std::list<Group*>::iterator iter = pGroups->begin(); |
std::list<Group*>::iterator iter = pGroups->begin(); |
3398 |
(*iter)->UpdateChunks(); |
(*iter)->UpdateChunks(); |
3399 |
} |
} |
3400 |
} |
} |
3401 |
|
|
3402 |
|
// update einf chunk |
3403 |
|
|
3404 |
|
// The einf chunk contains statistics about the gig file, such |
3405 |
|
// as the number of regions and samples used by each |
3406 |
|
// instrument. It is divided in equally sized parts, where the |
3407 |
|
// first part contains information about the whole gig file, |
3408 |
|
// and the rest of the parts map to each instrument in the |
3409 |
|
// file. |
3410 |
|
// |
3411 |
|
// At the end of each part there is a bit map of each sample |
3412 |
|
// in the file, where a set bit means that the sample is used |
3413 |
|
// by the file/instrument. |
3414 |
|
// |
3415 |
|
// Note that there are several fields with unknown use. These |
3416 |
|
// are set to zero. |
3417 |
|
|
3418 |
|
int sublen = pSamples->size() / 8 + 49; |
3419 |
|
int einfSize = (Instruments + 1) * sublen; |
3420 |
|
|
3421 |
|
RIFF::Chunk* einf = pRIFF->GetSubChunk(CHUNK_ID_EINF); |
3422 |
|
if (einf) { |
3423 |
|
if (einf->GetSize() != einfSize) { |
3424 |
|
einf->Resize(einfSize); |
3425 |
|
memset(einf->LoadChunkData(), 0, einfSize); |
3426 |
|
} |
3427 |
|
} else if (newFile) { |
3428 |
|
einf = pRIFF->AddSubChunk(CHUNK_ID_EINF, einfSize); |
3429 |
|
} |
3430 |
|
if (einf) { |
3431 |
|
uint8_t* pData = (uint8_t*) einf->LoadChunkData(); |
3432 |
|
|
3433 |
|
std::map<gig::Sample*,int> sampleMap; |
3434 |
|
int sampleIdx = 0; |
3435 |
|
for (Sample* pSample = GetFirstSample(); pSample; pSample = GetNextSample()) { |
3436 |
|
sampleMap[pSample] = sampleIdx++; |
3437 |
|
} |
3438 |
|
|
3439 |
|
int totnbusedsamples = 0; |
3440 |
|
int totnbusedchannels = 0; |
3441 |
|
int totnbregions = 0; |
3442 |
|
int totnbdimregions = 0; |
3443 |
|
int instrumentIdx = 0; |
3444 |
|
|
3445 |
|
memset(&pData[48], 0, sublen - 48); |
3446 |
|
|
3447 |
|
for (Instrument* instrument = GetFirstInstrument() ; instrument ; |
3448 |
|
instrument = GetNextInstrument()) { |
3449 |
|
int nbusedsamples = 0; |
3450 |
|
int nbusedchannels = 0; |
3451 |
|
int nbdimregions = 0; |
3452 |
|
|
3453 |
|
memset(&pData[(instrumentIdx + 1) * sublen + 48], 0, sublen - 48); |
3454 |
|
|
3455 |
|
for (Region* region = instrument->GetFirstRegion() ; region ; |
3456 |
|
region = instrument->GetNextRegion()) { |
3457 |
|
for (int i = 0 ; i < region->DimensionRegions ; i++) { |
3458 |
|
gig::DimensionRegion *d = region->pDimensionRegions[i]; |
3459 |
|
if (d->pSample) { |
3460 |
|
int sampleIdx = sampleMap[d->pSample]; |
3461 |
|
int byte = 48 + sampleIdx / 8; |
3462 |
|
int bit = 1 << (sampleIdx & 7); |
3463 |
|
if ((pData[(instrumentIdx + 1) * sublen + byte] & bit) == 0) { |
3464 |
|
pData[(instrumentIdx + 1) * sublen + byte] |= bit; |
3465 |
|
nbusedsamples++; |
3466 |
|
nbusedchannels += d->pSample->Channels; |
3467 |
|
|
3468 |
|
if ((pData[byte] & bit) == 0) { |
3469 |
|
pData[byte] |= bit; |
3470 |
|
totnbusedsamples++; |
3471 |
|
totnbusedchannels += d->pSample->Channels; |
3472 |
|
} |
3473 |
|
} |
3474 |
|
} |
3475 |
|
} |
3476 |
|
nbdimregions += region->DimensionRegions; |
3477 |
|
} |
3478 |
|
// first 4 bytes unknown - sometimes 0, sometimes length of einf part |
3479 |
|
// store32(&pData[(instrumentIdx + 1) * sublen], sublen); |
3480 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 4], nbusedchannels); |
3481 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 8], nbusedsamples); |
3482 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 12], 1); |
3483 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 16], instrument->Regions); |
3484 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 20], nbdimregions); |
3485 |
|
// next 12 bytes unknown |
3486 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 36], instrumentIdx); |
3487 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 40], pSamples->size()); |
3488 |
|
// next 4 bytes unknown |
3489 |
|
|
3490 |
|
totnbregions += instrument->Regions; |
3491 |
|
totnbdimregions += nbdimregions; |
3492 |
|
instrumentIdx++; |
3493 |
|
} |
3494 |
|
// first 4 bytes unknown - sometimes 0, sometimes length of einf part |
3495 |
|
// store32(&pData[0], sublen); |
3496 |
|
store32(&pData[4], totnbusedchannels); |
3497 |
|
store32(&pData[8], totnbusedsamples); |
3498 |
|
store32(&pData[12], Instruments); |
3499 |
|
store32(&pData[16], totnbregions); |
3500 |
|
store32(&pData[20], totnbdimregions); |
3501 |
|
// next 12 bytes unknown |
3502 |
|
// next 4 bytes unknown, always 0? |
3503 |
|
store32(&pData[40], pSamples->size()); |
3504 |
|
// next 4 bytes unknown |
3505 |
|
} |
3506 |
|
|
3507 |
|
// update 3crc chunk |
3508 |
|
|
3509 |
|
// The 3crc chunk contains CRC-32 checksums for the |
3510 |
|
// samples. The actual checksum values will be filled in |
3511 |
|
// later, by Sample::Write. |
3512 |
|
|
3513 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
3514 |
|
if (_3crc) { |
3515 |
|
_3crc->Resize(pSamples->size() * 8); |
3516 |
|
} else if (newFile) { |
3517 |
|
_3crc = pRIFF->AddSubChunk(CHUNK_ID_3CRC, pSamples->size() * 8); |
3518 |
|
_3crc->LoadChunkData(); |
3519 |
|
} |
3520 |
} |
} |
3521 |
|
|
3522 |
|
|