2 |
* * |
* * |
3 |
* libgig - C++ cross-platform Gigasampler format file access library * |
* libgig - C++ cross-platform Gigasampler format file access library * |
4 |
* * |
* * |
5 |
* Copyright (C) 2003-2014 by Christian Schoenebeck * |
* Copyright (C) 2003-2019 by Christian Schoenebeck * |
6 |
* <cuse@users.sourceforge.net> * |
* <cuse@users.sourceforge.net> * |
7 |
* * |
* * |
8 |
* This library is free software; you can redistribute it and/or modify * |
* This library is free software; you can redistribute it and/or modify * |
24 |
#include "gig.h" |
#include "gig.h" |
25 |
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26 |
#include "helper.h" |
#include "helper.h" |
27 |
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#include "Serialization.h" |
28 |
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29 |
#include <algorithm> |
#include <algorithm> |
30 |
#include <math.h> |
#include <math.h> |
31 |
#include <iostream> |
#include <iostream> |
32 |
#include <assert.h> |
#include <assert.h> |
33 |
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34 |
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/// libgig's current file format version (for extending the original Giga file |
35 |
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/// format with libgig's own custom data / custom features). |
36 |
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#define GIG_FILE_EXT_VERSION 2 |
37 |
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38 |
/// Initial size of the sample buffer which is used for decompression of |
/// Initial size of the sample buffer which is used for decompression of |
39 |
/// compressed sample wave streams - this value should always be bigger than |
/// compressed sample wave streams - this value should always be bigger than |
40 |
/// the biggest sample piece expected to be read by the sampler engine, |
/// the biggest sample piece expected to be read by the sampler engine, |
56 |
#define GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(x) ((x & 0x03) << 3) |
#define GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(x) ((x & 0x03) << 3) |
57 |
#define GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(x) ((x & 0x03) << 5) |
#define GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(x) ((x & 0x03) << 5) |
58 |
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59 |
namespace gig { |
#define SRLZ(member) \ |
60 |
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archive->serializeMember(*this, member, #member); |
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// *************** progress_t *************** |
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// * |
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progress_t::progress_t() { |
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callback = NULL; |
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custom = NULL; |
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__range_min = 0.0f; |
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__range_max = 1.0f; |
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} |
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// private helper function to convert progress of a subprocess into the global progress |
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static void __notify_progress(progress_t* pProgress, float subprogress) { |
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if (pProgress && pProgress->callback) { |
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const float totalrange = pProgress->__range_max - pProgress->__range_min; |
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const float totalprogress = pProgress->__range_min + subprogress * totalrange; |
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pProgress->factor = totalprogress; |
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pProgress->callback(pProgress); // now actually notify about the progress |
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} |
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} |
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// private helper function to divide a progress into subprogresses |
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static void __divide_progress(progress_t* pParentProgress, progress_t* pSubProgress, float totalTasks, float currentTask) { |
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if (pParentProgress && pParentProgress->callback) { |
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const float totalrange = pParentProgress->__range_max - pParentProgress->__range_min; |
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pSubProgress->callback = pParentProgress->callback; |
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pSubProgress->custom = pParentProgress->custom; |
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pSubProgress->__range_min = pParentProgress->__range_min + totalrange * currentTask / totalTasks; |
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pSubProgress->__range_max = pSubProgress->__range_min + totalrange / totalTasks; |
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} |
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} |
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61 |
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62 |
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namespace gig { |
63 |
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64 |
// *************** Internal functions for sample decompression *************** |
// *************** Internal functions for sample decompression *************** |
65 |
// * |
// * |
99 |
void Decompress16(int compressionmode, const unsigned char* params, |
void Decompress16(int compressionmode, const unsigned char* params, |
100 |
int srcStep, int dstStep, |
int srcStep, int dstStep, |
101 |
const unsigned char* pSrc, int16_t* pDst, |
const unsigned char* pSrc, int16_t* pDst, |
102 |
unsigned long currentframeoffset, |
file_offset_t currentframeoffset, |
103 |
unsigned long copysamples) |
file_offset_t copysamples) |
104 |
{ |
{ |
105 |
switch (compressionmode) { |
switch (compressionmode) { |
106 |
case 0: // 16 bit uncompressed |
case 0: // 16 bit uncompressed |
136 |
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137 |
void Decompress24(int compressionmode, const unsigned char* params, |
void Decompress24(int compressionmode, const unsigned char* params, |
138 |
int dstStep, const unsigned char* pSrc, uint8_t* pDst, |
int dstStep, const unsigned char* pSrc, uint8_t* pDst, |
139 |
unsigned long currentframeoffset, |
file_offset_t currentframeoffset, |
140 |
unsigned long copysamples, int truncatedBits) |
file_offset_t copysamples, int truncatedBits) |
141 |
{ |
{ |
142 |
int y, dy, ddy, dddy; |
int y, dy, ddy, dddy; |
143 |
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273 |
* steps. |
* steps. |
274 |
* |
* |
275 |
* Once the whole data was processed by __calculateCRC(), one should |
* Once the whole data was processed by __calculateCRC(), one should |
276 |
* call __encodeCRC() to get the final CRC result. |
* call __finalizeCRC() to get the final CRC result. |
277 |
* |
* |
278 |
* @param buf - pointer to data the CRC shall be calculated of |
* @param buf - pointer to data the CRC shall be calculated of |
279 |
* @param bufSize - size of the data to be processed |
* @param bufSize - size of the data to be processed |
280 |
* @param crc - variable the CRC sum shall be stored to |
* @param crc - variable the CRC sum shall be stored to |
281 |
*/ |
*/ |
282 |
static void __calculateCRC(unsigned char* buf, int bufSize, uint32_t& crc) { |
static void __calculateCRC(unsigned char* buf, size_t bufSize, uint32_t& crc) { |
283 |
for (int i = 0 ; i < bufSize ; i++) { |
for (size_t i = 0 ; i < bufSize ; i++) { |
284 |
crc = __CRCTable[(crc ^ buf[i]) & 0xff] ^ (crc >> 8); |
crc = __CRCTable[(crc ^ buf[i]) & 0xff] ^ (crc >> 8); |
285 |
} |
} |
286 |
} |
} |
290 |
* |
* |
291 |
* @param crc - variable previously passed to __calculateCRC() |
* @param crc - variable previously passed to __calculateCRC() |
292 |
*/ |
*/ |
293 |
inline static uint32_t __encodeCRC(const uint32_t& crc) { |
inline static void __finalizeCRC(uint32_t& crc) { |
294 |
return crc ^ 0xffffffff; |
crc ^= 0xffffffff; |
295 |
} |
} |
296 |
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297 |
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319 |
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320 |
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321 |
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322 |
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// *************** leverage_ctrl_t *************** |
323 |
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// * |
324 |
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325 |
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void leverage_ctrl_t::serialize(Serialization::Archive* archive) { |
326 |
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SRLZ(type); |
327 |
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SRLZ(controller_number); |
328 |
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} |
329 |
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330 |
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331 |
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332 |
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// *************** crossfade_t *************** |
333 |
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// * |
334 |
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335 |
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void crossfade_t::serialize(Serialization::Archive* archive) { |
336 |
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SRLZ(in_start); |
337 |
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SRLZ(in_end); |
338 |
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SRLZ(out_start); |
339 |
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SRLZ(out_end); |
340 |
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} |
341 |
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342 |
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343 |
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344 |
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// *************** eg_opt_t *************** |
345 |
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// * |
346 |
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347 |
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eg_opt_t::eg_opt_t() { |
348 |
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AttackCancel = true; |
349 |
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AttackHoldCancel = true; |
350 |
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Decay1Cancel = true; |
351 |
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Decay2Cancel = true; |
352 |
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ReleaseCancel = true; |
353 |
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} |
354 |
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355 |
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void eg_opt_t::serialize(Serialization::Archive* archive) { |
356 |
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SRLZ(AttackCancel); |
357 |
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SRLZ(AttackHoldCancel); |
358 |
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SRLZ(Decay1Cancel); |
359 |
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SRLZ(Decay2Cancel); |
360 |
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SRLZ(ReleaseCancel); |
361 |
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} |
362 |
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363 |
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364 |
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365 |
// *************** Sample *************** |
// *************** Sample *************** |
366 |
// * |
// * |
367 |
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368 |
unsigned int Sample::Instances = 0; |
size_t Sample::Instances = 0; |
369 |
buffer_t Sample::InternalDecompressionBuffer; |
buffer_t Sample::InternalDecompressionBuffer; |
370 |
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371 |
/** @brief Constructor. |
/** @brief Constructor. |
385 |
* ('wvpl') list chunk |
* ('wvpl') list chunk |
386 |
* @param fileNo - number of an extension file where this sample |
* @param fileNo - number of an extension file where this sample |
387 |
* is located, 0 otherwise |
* is located, 0 otherwise |
388 |
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* @param index - wave pool index of sample (may be -1 on new sample) |
389 |
*/ |
*/ |
390 |
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, file_offset_t WavePoolOffset, unsigned long fileNo, int index) |
391 |
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: DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) |
392 |
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{ |
393 |
static const DLS::Info::string_length_t fixedStringLengths[] = { |
static const DLS::Info::string_length_t fixedStringLengths[] = { |
394 |
{ CHUNK_ID_INAM, 64 }, |
{ CHUNK_ID_INAM, 64 }, |
395 |
{ 0, 0 } |
{ 0, 0 } |
399 |
FileNo = fileNo; |
FileNo = fileNo; |
400 |
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401 |
__resetCRC(crc); |
__resetCRC(crc); |
402 |
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// if this is not a new sample, try to get the sample's already existing |
403 |
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// CRC32 checksum from disk, this checksum will reflect the sample's CRC32 |
404 |
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// checksum of the time when the sample was consciously modified by the |
405 |
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// user for the last time (by calling Sample::Write() that is). |
406 |
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if (index >= 0) { // not a new file ... |
407 |
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try { |
408 |
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uint32_t crc = pFile->GetSampleChecksumByIndex(index); |
409 |
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this->crc = crc; |
410 |
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} catch (...) {} |
411 |
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} |
412 |
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413 |
pCk3gix = waveList->GetSubChunk(CHUNK_ID_3GIX); |
pCk3gix = waveList->GetSubChunk(CHUNK_ID_3GIX); |
414 |
if (pCk3gix) { |
if (pCk3gix) { |
468 |
TruncatedBits = 0; |
TruncatedBits = 0; |
469 |
if (Compressed) { |
if (Compressed) { |
470 |
uint32_t version = ewav->ReadInt32(); |
uint32_t version = ewav->ReadInt32(); |
471 |
if (version == 3 && BitDepth == 24) { |
if (version > 2 && BitDepth == 24) { |
472 |
Dithered = ewav->ReadInt32(); |
Dithered = ewav->ReadInt32(); |
473 |
ewav->SetPos(Channels == 2 ? 84 : 64); |
ewav->SetPos(Channels == 2 ? 84 : 64); |
474 |
TruncatedBits = ewav->ReadInt32(); |
TruncatedBits = ewav->ReadInt32(); |
541 |
const int iReadAtOnce = 32*1024; |
const int iReadAtOnce = 32*1024; |
542 |
char* buf = new char[iReadAtOnce * orig->FrameSize]; |
char* buf = new char[iReadAtOnce * orig->FrameSize]; |
543 |
Sample* pOrig = (Sample*) orig; //HACK: remove constness for now |
Sample* pOrig = (Sample*) orig; //HACK: remove constness for now |
544 |
unsigned long restorePos = pOrig->GetPos(); |
file_offset_t restorePos = pOrig->GetPos(); |
545 |
pOrig->SetPos(0); |
pOrig->SetPos(0); |
546 |
SetPos(0); |
SetPos(0); |
547 |
for (unsigned long n = pOrig->Read(buf, iReadAtOnce); n; |
for (file_offset_t n = pOrig->Read(buf, iReadAtOnce); n; |
548 |
n = pOrig->Read(buf, iReadAtOnce)) |
n = pOrig->Read(buf, iReadAtOnce)) |
549 |
{ |
{ |
550 |
Write(buf, n); |
Write(buf, n); |
560 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
561 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
562 |
* |
* |
563 |
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* @param pProgress - callback function for progress notification |
564 |
* @throws DLS::Exception if FormatTag != DLS_WAVE_FORMAT_PCM or no sample data |
* @throws DLS::Exception if FormatTag != DLS_WAVE_FORMAT_PCM or no sample data |
565 |
* was provided yet |
* was provided yet |
566 |
* @throws gig::Exception if there is any invalid sample setting |
* @throws gig::Exception if there is any invalid sample setting |
567 |
*/ |
*/ |
568 |
void Sample::UpdateChunks() { |
void Sample::UpdateChunks(progress_t* pProgress) { |
569 |
// first update base class's chunks |
// first update base class's chunks |
570 |
DLS::Sample::UpdateChunks(); |
DLS::Sample::UpdateChunks(pProgress); |
571 |
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572 |
// make sure 'smpl' chunk exists |
// make sure 'smpl' chunk exists |
573 |
pCkSmpl = pWaveList->GetSubChunk(CHUNK_ID_SMPL); |
pCkSmpl = pWaveList->GetSubChunk(CHUNK_ID_SMPL); |
629 |
void Sample::ScanCompressedSample() { |
void Sample::ScanCompressedSample() { |
630 |
//TODO: we have to add some more scans here (e.g. determine compression rate) |
//TODO: we have to add some more scans here (e.g. determine compression rate) |
631 |
this->SamplesTotal = 0; |
this->SamplesTotal = 0; |
632 |
std::list<unsigned long> frameOffsets; |
std::list<file_offset_t> frameOffsets; |
633 |
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634 |
SamplesPerFrame = BitDepth == 24 ? 256 : 2048; |
SamplesPerFrame = BitDepth == 24 ? 256 : 2048; |
635 |
WorstCaseFrameSize = SamplesPerFrame * FrameSize + Channels; // +Channels for compression flag |
WorstCaseFrameSize = SamplesPerFrame * FrameSize + Channels; // +Channels for compression flag |
645 |
const int mode_l = pCkData->ReadUint8(); |
const int mode_l = pCkData->ReadUint8(); |
646 |
const int mode_r = pCkData->ReadUint8(); |
const int mode_r = pCkData->ReadUint8(); |
647 |
if (mode_l > 5 || mode_r > 5) throw gig::Exception("Unknown compression mode"); |
if (mode_l > 5 || mode_r > 5) throw gig::Exception("Unknown compression mode"); |
648 |
const unsigned long frameSize = bytesPerFrame[mode_l] + bytesPerFrame[mode_r]; |
const file_offset_t frameSize = bytesPerFrame[mode_l] + bytesPerFrame[mode_r]; |
649 |
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650 |
if (pCkData->RemainingBytes() <= frameSize) { |
if (pCkData->RemainingBytes() <= frameSize) { |
651 |
SamplesInLastFrame = |
SamplesInLastFrame = |
664 |
|
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665 |
const int mode = pCkData->ReadUint8(); |
const int mode = pCkData->ReadUint8(); |
666 |
if (mode > 5) throw gig::Exception("Unknown compression mode"); |
if (mode > 5) throw gig::Exception("Unknown compression mode"); |
667 |
const unsigned long frameSize = bytesPerFrame[mode]; |
const file_offset_t frameSize = bytesPerFrame[mode]; |
668 |
|
|
669 |
if (pCkData->RemainingBytes() <= frameSize) { |
if (pCkData->RemainingBytes() <= frameSize) { |
670 |
SamplesInLastFrame = |
SamplesInLastFrame = |
680 |
|
|
681 |
// Build the frames table (which is used for fast resolving of a frame's chunk offset) |
// Build the frames table (which is used for fast resolving of a frame's chunk offset) |
682 |
if (FrameTable) delete[] FrameTable; |
if (FrameTable) delete[] FrameTable; |
683 |
FrameTable = new unsigned long[frameOffsets.size()]; |
FrameTable = new file_offset_t[frameOffsets.size()]; |
684 |
std::list<unsigned long>::iterator end = frameOffsets.end(); |
std::list<file_offset_t>::iterator end = frameOffsets.end(); |
685 |
std::list<unsigned long>::iterator iter = frameOffsets.begin(); |
std::list<file_offset_t>::iterator iter = frameOffsets.begin(); |
686 |
for (int i = 0; iter != end; i++, iter++) { |
for (int i = 0; iter != end; i++, iter++) { |
687 |
FrameTable[i] = *iter; |
FrameTable[i] = *iter; |
688 |
} |
} |
723 |
* the cached sample data in bytes |
* the cached sample data in bytes |
724 |
* @see ReleaseSampleData(), Read(), SetPos() |
* @see ReleaseSampleData(), Read(), SetPos() |
725 |
*/ |
*/ |
726 |
buffer_t Sample::LoadSampleData(unsigned long SampleCount) { |
buffer_t Sample::LoadSampleData(file_offset_t SampleCount) { |
727 |
return LoadSampleDataWithNullSamplesExtension(SampleCount, 0); // 0 amount of NullSamples |
return LoadSampleDataWithNullSamplesExtension(SampleCount, 0); // 0 amount of NullSamples |
728 |
} |
} |
729 |
|
|
782 |
* size of the cached sample data in bytes |
* size of the cached sample data in bytes |
783 |
* @see ReleaseSampleData(), Read(), SetPos() |
* @see ReleaseSampleData(), Read(), SetPos() |
784 |
*/ |
*/ |
785 |
buffer_t Sample::LoadSampleDataWithNullSamplesExtension(unsigned long SampleCount, uint NullSamplesCount) { |
buffer_t Sample::LoadSampleDataWithNullSamplesExtension(file_offset_t SampleCount, uint NullSamplesCount) { |
786 |
if (SampleCount > this->SamplesTotal) SampleCount = this->SamplesTotal; |
if (SampleCount > this->SamplesTotal) SampleCount = this->SamplesTotal; |
787 |
if (RAMCache.pStart) delete[] (int8_t*) RAMCache.pStart; |
if (RAMCache.pStart) delete[] (int8_t*) RAMCache.pStart; |
788 |
unsigned long allocationsize = (SampleCount + NullSamplesCount) * this->FrameSize; |
file_offset_t allocationsize = (SampleCount + NullSamplesCount) * this->FrameSize; |
789 |
SetPos(0); // reset read position to begin of sample |
SetPos(0); // reset read position to begin of sample |
790 |
RAMCache.pStart = new int8_t[allocationsize]; |
RAMCache.pStart = new int8_t[allocationsize]; |
791 |
RAMCache.Size = Read(RAMCache.pStart, SampleCount) * this->FrameSize; |
RAMCache.Size = Read(RAMCache.pStart, SampleCount) * this->FrameSize; |
849 |
* FormatTag must be DLS_WAVE_FORMAT_PCM. Trying to resize samples with |
* FormatTag must be DLS_WAVE_FORMAT_PCM. Trying to resize samples with |
850 |
* other formats will fail! |
* other formats will fail! |
851 |
* |
* |
852 |
* @param iNewSize - new sample wave data size in sample points (must be |
* @param NewSize - new sample wave data size in sample points (must be |
853 |
* greater than zero) |
* greater than zero) |
854 |
* @throws DLS::Excecption if FormatTag != DLS_WAVE_FORMAT_PCM |
* @throws DLS::Excecption if FormatTag != DLS_WAVE_FORMAT_PCM |
855 |
* or if \a iNewSize is less than 1 |
* @throws DLS::Exception if \a NewSize is less than 1 or unrealistic large |
856 |
* @throws gig::Exception if existing sample is compressed |
* @throws gig::Exception if existing sample is compressed |
857 |
* @see DLS::Sample::GetSize(), DLS::Sample::FrameSize, |
* @see DLS::Sample::GetSize(), DLS::Sample::FrameSize, |
858 |
* DLS::Sample::FormatTag, File::Save() |
* DLS::Sample::FormatTag, File::Save() |
859 |
*/ |
*/ |
860 |
void Sample::Resize(int iNewSize) { |
void Sample::Resize(file_offset_t NewSize) { |
861 |
if (Compressed) throw gig::Exception("There is no support for modifying compressed samples (yet)"); |
if (Compressed) throw gig::Exception("There is no support for modifying compressed samples (yet)"); |
862 |
DLS::Sample::Resize(iNewSize); |
DLS::Sample::Resize(NewSize); |
863 |
} |
} |
864 |
|
|
865 |
/** |
/** |
883 |
* @returns the new sample position |
* @returns the new sample position |
884 |
* @see Read() |
* @see Read() |
885 |
*/ |
*/ |
886 |
unsigned long Sample::SetPos(unsigned long SampleCount, RIFF::stream_whence_t Whence) { |
file_offset_t Sample::SetPos(file_offset_t SampleCount, RIFF::stream_whence_t Whence) { |
887 |
if (Compressed) { |
if (Compressed) { |
888 |
switch (Whence) { |
switch (Whence) { |
889 |
case RIFF::stream_curpos: |
case RIFF::stream_curpos: |
901 |
} |
} |
902 |
if (this->SamplePos > this->SamplesTotal) this->SamplePos = this->SamplesTotal; |
if (this->SamplePos > this->SamplesTotal) this->SamplePos = this->SamplesTotal; |
903 |
|
|
904 |
unsigned long frame = this->SamplePos / 2048; // to which frame to jump |
file_offset_t frame = this->SamplePos / 2048; // to which frame to jump |
905 |
this->FrameOffset = this->SamplePos % 2048; // offset (in sample points) within that frame |
this->FrameOffset = this->SamplePos % 2048; // offset (in sample points) within that frame |
906 |
pCkData->SetPos(FrameTable[frame]); // set chunk pointer to the start of sought frame |
pCkData->SetPos(FrameTable[frame]); // set chunk pointer to the start of sought frame |
907 |
return this->SamplePos; |
return this->SamplePos; |
908 |
} |
} |
909 |
else { // not compressed |
else { // not compressed |
910 |
unsigned long orderedBytes = SampleCount * this->FrameSize; |
file_offset_t orderedBytes = SampleCount * this->FrameSize; |
911 |
unsigned long result = pCkData->SetPos(orderedBytes, Whence); |
file_offset_t result = pCkData->SetPos(orderedBytes, Whence); |
912 |
return (result == orderedBytes) ? SampleCount |
return (result == orderedBytes) ? SampleCount |
913 |
: result / this->FrameSize; |
: result / this->FrameSize; |
914 |
} |
} |
917 |
/** |
/** |
918 |
* Returns the current position in the sample (in sample points). |
* Returns the current position in the sample (in sample points). |
919 |
*/ |
*/ |
920 |
unsigned long Sample::GetPos() const { |
file_offset_t Sample::GetPos() const { |
921 |
if (Compressed) return SamplePos; |
if (Compressed) return SamplePos; |
922 |
else return pCkData->GetPos() / FrameSize; |
else return pCkData->GetPos() / FrameSize; |
923 |
} |
} |
956 |
* @returns number of successfully read sample points |
* @returns number of successfully read sample points |
957 |
* @see CreateDecompressionBuffer() |
* @see CreateDecompressionBuffer() |
958 |
*/ |
*/ |
959 |
unsigned long Sample::ReadAndLoop(void* pBuffer, unsigned long SampleCount, playback_state_t* pPlaybackState, |
file_offset_t Sample::ReadAndLoop(void* pBuffer, file_offset_t SampleCount, playback_state_t* pPlaybackState, |
960 |
DimensionRegion* pDimRgn, buffer_t* pExternalDecompressionBuffer) { |
DimensionRegion* pDimRgn, buffer_t* pExternalDecompressionBuffer) { |
961 |
unsigned long samplestoread = SampleCount, totalreadsamples = 0, readsamples, samplestoloopend; |
file_offset_t samplestoread = SampleCount, totalreadsamples = 0, readsamples, samplestoloopend; |
962 |
uint8_t* pDst = (uint8_t*) pBuffer; |
uint8_t* pDst = (uint8_t*) pBuffer; |
963 |
|
|
964 |
SetPos(pPlaybackState->position); // recover position from the last time |
SetPos(pPlaybackState->position); // recover position from the last time |
996 |
// reading, swap all sample frames so it reflects |
// reading, swap all sample frames so it reflects |
997 |
// backward playback |
// backward playback |
998 |
|
|
999 |
unsigned long swapareastart = totalreadsamples; |
file_offset_t swapareastart = totalreadsamples; |
1000 |
unsigned long loopoffset = GetPos() - loop.LoopStart; |
file_offset_t loopoffset = GetPos() - loop.LoopStart; |
1001 |
unsigned long samplestoreadinloop = Min(samplestoread, loopoffset); |
file_offset_t samplestoreadinloop = Min(samplestoread, loopoffset); |
1002 |
unsigned long reverseplaybackend = GetPos() - samplestoreadinloop; |
file_offset_t reverseplaybackend = GetPos() - samplestoreadinloop; |
1003 |
|
|
1004 |
SetPos(reverseplaybackend); |
SetPos(reverseplaybackend); |
1005 |
|
|
1047 |
// reading, swap all sample frames so it reflects |
// reading, swap all sample frames so it reflects |
1048 |
// backward playback |
// backward playback |
1049 |
|
|
1050 |
unsigned long swapareastart = totalreadsamples; |
file_offset_t swapareastart = totalreadsamples; |
1051 |
unsigned long loopoffset = GetPos() - loop.LoopStart; |
file_offset_t loopoffset = GetPos() - loop.LoopStart; |
1052 |
unsigned long samplestoreadinloop = (this->LoopPlayCount) ? Min(samplestoread, pPlaybackState->loop_cycles_left * loop.LoopLength - loopoffset) |
file_offset_t samplestoreadinloop = (this->LoopPlayCount) ? Min(samplestoread, pPlaybackState->loop_cycles_left * loop.LoopLength - loopoffset) |
1053 |
: samplestoread; |
: samplestoread; |
1054 |
unsigned long reverseplaybackend = loop.LoopStart + Abs((loopoffset - samplestoreadinloop) % loop.LoopLength); |
file_offset_t reverseplaybackend = loop.LoopStart + Abs((loopoffset - samplestoreadinloop) % loop.LoopLength); |
1055 |
|
|
1056 |
SetPos(reverseplaybackend); |
SetPos(reverseplaybackend); |
1057 |
|
|
1131 |
* @returns number of successfully read sample points |
* @returns number of successfully read sample points |
1132 |
* @see SetPos(), CreateDecompressionBuffer() |
* @see SetPos(), CreateDecompressionBuffer() |
1133 |
*/ |
*/ |
1134 |
unsigned long Sample::Read(void* pBuffer, unsigned long SampleCount, buffer_t* pExternalDecompressionBuffer) { |
file_offset_t Sample::Read(void* pBuffer, file_offset_t SampleCount, buffer_t* pExternalDecompressionBuffer) { |
1135 |
if (SampleCount == 0) return 0; |
if (SampleCount == 0) return 0; |
1136 |
if (!Compressed) { |
if (!Compressed) { |
1137 |
if (BitDepth == 24) { |
if (BitDepth == 24) { |
1146 |
else { |
else { |
1147 |
if (this->SamplePos >= this->SamplesTotal) return 0; |
if (this->SamplePos >= this->SamplesTotal) return 0; |
1148 |
//TODO: efficiency: maybe we should test for an average compression rate |
//TODO: efficiency: maybe we should test for an average compression rate |
1149 |
unsigned long assumedsize = GuessSize(SampleCount), |
file_offset_t assumedsize = GuessSize(SampleCount), |
1150 |
remainingbytes = 0, // remaining bytes in the local buffer |
remainingbytes = 0, // remaining bytes in the local buffer |
1151 |
remainingsamples = SampleCount, |
remainingsamples = SampleCount, |
1152 |
copysamples, skipsamples, |
copysamples, skipsamples, |
1169 |
remainingbytes = pCkData->Read(pSrc, assumedsize, 1); |
remainingbytes = pCkData->Read(pSrc, assumedsize, 1); |
1170 |
|
|
1171 |
while (remainingsamples && remainingbytes) { |
while (remainingsamples && remainingbytes) { |
1172 |
unsigned long framesamples = SamplesPerFrame; |
file_offset_t framesamples = SamplesPerFrame; |
1173 |
unsigned long framebytes, rightChannelOffset = 0, nextFrameOffset; |
file_offset_t framebytes, rightChannelOffset = 0, nextFrameOffset; |
1174 |
|
|
1175 |
int mode_l = *pSrc++, mode_r = 0; |
int mode_l = *pSrc++, mode_r = 0; |
1176 |
|
|
1320 |
* @throws gig::Exception if sample is compressed |
* @throws gig::Exception if sample is compressed |
1321 |
* @see DLS::LoadSampleData() |
* @see DLS::LoadSampleData() |
1322 |
*/ |
*/ |
1323 |
unsigned long Sample::Write(void* pBuffer, unsigned long SampleCount) { |
file_offset_t Sample::Write(void* pBuffer, file_offset_t SampleCount) { |
1324 |
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)"); |
1325 |
|
|
1326 |
// if this is the first write in this sample, reset the |
// if this is the first write in this sample, reset the |
1329 |
__resetCRC(crc); |
__resetCRC(crc); |
1330 |
} |
} |
1331 |
if (GetSize() < SampleCount) throw Exception("Could not write sample data, current sample size to small"); |
if (GetSize() < SampleCount) throw Exception("Could not write sample data, current sample size to small"); |
1332 |
unsigned long res; |
file_offset_t res; |
1333 |
if (BitDepth == 24) { |
if (BitDepth == 24) { |
1334 |
res = pCkData->Write(pBuffer, SampleCount * FrameSize, 1) / FrameSize; |
res = pCkData->Write(pBuffer, SampleCount * FrameSize, 1) / FrameSize; |
1335 |
} else { // 16 bit |
} else { // 16 bit |
1341 |
// if this is the last write, update the checksum chunk in the |
// if this is the last write, update the checksum chunk in the |
1342 |
// file |
// file |
1343 |
if (pCkData->GetPos() == pCkData->GetSize()) { |
if (pCkData->GetPos() == pCkData->GetSize()) { |
1344 |
|
__finalizeCRC(crc); |
1345 |
File* pFile = static_cast<File*>(GetParent()); |
File* pFile = static_cast<File*>(GetParent()); |
1346 |
pFile->SetSampleChecksum(this, __encodeCRC(crc)); |
pFile->SetSampleChecksum(this, crc); |
1347 |
} |
} |
1348 |
return res; |
return res; |
1349 |
} |
} |
1364 |
* @returns allocated decompression buffer |
* @returns allocated decompression buffer |
1365 |
* @see DestroyDecompressionBuffer() |
* @see DestroyDecompressionBuffer() |
1366 |
*/ |
*/ |
1367 |
buffer_t Sample::CreateDecompressionBuffer(unsigned long MaxReadSize) { |
buffer_t Sample::CreateDecompressionBuffer(file_offset_t MaxReadSize) { |
1368 |
buffer_t result; |
buffer_t result; |
1369 |
const double worstCaseHeaderOverhead = |
const double worstCaseHeaderOverhead = |
1370 |
(256.0 /*frame size*/ + 12.0 /*header*/ + 2.0 /*compression type flag (stereo)*/) / 256.0; |
(256.0 /*frame size*/ + 12.0 /*header*/ + 2.0 /*compression type flag (stereo)*/) / 256.0; |
1371 |
result.Size = (unsigned long) (double(MaxReadSize) * 3.0 /*(24 Bit)*/ * 2.0 /*stereo*/ * worstCaseHeaderOverhead); |
result.Size = (file_offset_t) (double(MaxReadSize) * 3.0 /*(24 Bit)*/ * 2.0 /*stereo*/ * worstCaseHeaderOverhead); |
1372 |
result.pStart = new int8_t[result.Size]; |
result.pStart = new int8_t[result.Size]; |
1373 |
result.NullExtensionSize = 0; |
result.NullExtensionSize = 0; |
1374 |
return result; |
return result; |
1402 |
return pGroup; |
return pGroup; |
1403 |
} |
} |
1404 |
|
|
1405 |
|
/** |
1406 |
|
* Returns the CRC-32 checksum of the sample's raw wave form data at the |
1407 |
|
* time when this sample's wave form data was modified for the last time |
1408 |
|
* by calling Write(). This checksum only covers the raw wave form data, |
1409 |
|
* not any meta informations like i.e. bit depth or loop points. Since |
1410 |
|
* this method just returns the checksum stored for this sample i.e. when |
1411 |
|
* the gig file was loaded, this method returns immediately. So it does no |
1412 |
|
* recalcuation of the checksum with the currently available sample wave |
1413 |
|
* form data. |
1414 |
|
* |
1415 |
|
* @see VerifyWaveData() |
1416 |
|
*/ |
1417 |
|
uint32_t Sample::GetWaveDataCRC32Checksum() { |
1418 |
|
return crc; |
1419 |
|
} |
1420 |
|
|
1421 |
|
/** |
1422 |
|
* Checks the integrity of this sample's raw audio wave data. Whenever a |
1423 |
|
* Sample's raw wave data is intentionally modified (i.e. by calling |
1424 |
|
* Write() and supplying the new raw audio wave form data) a CRC32 checksum |
1425 |
|
* is calculated and stored/updated for this sample, along to the sample's |
1426 |
|
* meta informations. |
1427 |
|
* |
1428 |
|
* Now by calling this method the current raw audio wave data is checked |
1429 |
|
* against the already stored CRC32 check sum in order to check whether the |
1430 |
|
* sample data had been damaged unintentionally for some reason. Since by |
1431 |
|
* calling this method always the entire raw audio wave data has to be |
1432 |
|
* read, verifying all samples this way may take a long time accordingly. |
1433 |
|
* And that's also the reason why the sample integrity is not checked by |
1434 |
|
* default whenever a gig file is loaded. So this method must be called |
1435 |
|
* explicitly to fulfill this task. |
1436 |
|
* |
1437 |
|
* @param pActually - (optional) if provided, will be set to the actually |
1438 |
|
* calculated checksum of the current raw wave form data, |
1439 |
|
* you can get the expected checksum instead by calling |
1440 |
|
* GetWaveDataCRC32Checksum() |
1441 |
|
* @returns true if sample is OK or false if the sample is damaged |
1442 |
|
* @throws Exception if no checksum had been stored to disk for this |
1443 |
|
* sample yet, or on I/O issues |
1444 |
|
* @see GetWaveDataCRC32Checksum() |
1445 |
|
*/ |
1446 |
|
bool Sample::VerifyWaveData(uint32_t* pActually) { |
1447 |
|
//File* pFile = static_cast<File*>(GetParent()); |
1448 |
|
uint32_t crc = CalculateWaveDataChecksum(); |
1449 |
|
if (pActually) *pActually = crc; |
1450 |
|
return crc == this->crc; |
1451 |
|
} |
1452 |
|
|
1453 |
|
uint32_t Sample::CalculateWaveDataChecksum() { |
1454 |
|
const size_t sz = 20*1024; // 20kB buffer size |
1455 |
|
std::vector<uint8_t> buffer(sz); |
1456 |
|
buffer.resize(sz); |
1457 |
|
|
1458 |
|
const size_t n = sz / FrameSize; |
1459 |
|
SetPos(0); |
1460 |
|
uint32_t crc = 0; |
1461 |
|
__resetCRC(crc); |
1462 |
|
while (true) { |
1463 |
|
file_offset_t nRead = Read(&buffer[0], n); |
1464 |
|
if (nRead <= 0) break; |
1465 |
|
__calculateCRC(&buffer[0], nRead * FrameSize, crc); |
1466 |
|
} |
1467 |
|
__finalizeCRC(crc); |
1468 |
|
return crc; |
1469 |
|
} |
1470 |
|
|
1471 |
Sample::~Sample() { |
Sample::~Sample() { |
1472 |
Instances--; |
Instances--; |
1473 |
if (!Instances && InternalDecompressionBuffer.Size) { |
if (!Instances && InternalDecompressionBuffer.Size) { |
1484 |
// *************** DimensionRegion *************** |
// *************** DimensionRegion *************** |
1485 |
// * |
// * |
1486 |
|
|
1487 |
uint DimensionRegion::Instances = 0; |
size_t DimensionRegion::Instances = 0; |
1488 |
DimensionRegion::VelocityTableMap* DimensionRegion::pVelocityTables = NULL; |
DimensionRegion::VelocityTableMap* DimensionRegion::pVelocityTables = NULL; |
1489 |
|
|
1490 |
DimensionRegion::DimensionRegion(Region* pParent, RIFF::List* _3ewl) : DLS::Sampler(_3ewl) { |
DimensionRegion::DimensionRegion(Region* pParent, RIFF::List* _3ewl) : DLS::Sampler(_3ewl) { |
1678 |
EG2Attack = 0.0; |
EG2Attack = 0.0; |
1679 |
EG2Decay1 = 0.005; |
EG2Decay1 = 0.005; |
1680 |
EG2Sustain = 1000; |
EG2Sustain = 1000; |
1681 |
EG2Release = 0.3; |
EG2Release = 60; |
1682 |
LFO2ControlDepth = 0; |
LFO2ControlDepth = 0; |
1683 |
LFO2Frequency = 1.0; |
LFO2Frequency = 1.0; |
1684 |
LFO2InternalDepth = 0; |
LFO2InternalDepth = 0; |
1732 |
VCFType = vcf_type_lowpass; |
VCFType = vcf_type_lowpass; |
1733 |
memset(DimensionUpperLimits, 127, 8); |
memset(DimensionUpperLimits, 127, 8); |
1734 |
} |
} |
1735 |
|
// chunk for own format extensions, these will *NOT* work with Gigasampler/GigaStudio ! |
1736 |
|
RIFF::Chunk* lsde = _3ewl->GetSubChunk(CHUNK_ID_LSDE); |
1737 |
|
if (lsde) { // format extension for EG behavior options |
1738 |
|
eg_opt_t* pEGOpts[2] = { &EG1Options, &EG2Options }; |
1739 |
|
for (int i = 0; i < 2; ++i) { // NOTE: we reserved a 3rd byte for a potential future EG3 option |
1740 |
|
unsigned char byte = lsde->ReadUint8(); |
1741 |
|
pEGOpts[i]->AttackCancel = byte & 1; |
1742 |
|
pEGOpts[i]->AttackHoldCancel = byte & (1 << 1); |
1743 |
|
pEGOpts[i]->Decay1Cancel = byte & (1 << 2); |
1744 |
|
pEGOpts[i]->Decay2Cancel = byte & (1 << 3); |
1745 |
|
pEGOpts[i]->ReleaseCancel = byte & (1 << 4); |
1746 |
|
} |
1747 |
|
} |
1748 |
|
// format extension for sustain pedal up effect on release trigger samples |
1749 |
|
if (lsde && lsde->GetSize() > 3) { // NOTE: we reserved the 3rd byte for a potential future EG3 option |
1750 |
|
lsde->SetPos(3); |
1751 |
|
uint8_t byte = lsde->ReadUint8(); |
1752 |
|
SustainReleaseTrigger = static_cast<sust_rel_trg_t>(byte & 0x03); |
1753 |
|
NoNoteOffReleaseTrigger = byte >> 7; |
1754 |
|
} else { |
1755 |
|
SustainReleaseTrigger = sust_rel_trg_none; |
1756 |
|
NoNoteOffReleaseTrigger = false; |
1757 |
|
} |
1758 |
|
|
1759 |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
1760 |
VelocityResponseDepth, |
VelocityResponseDepth, |
1860 |
} |
} |
1861 |
} |
} |
1862 |
|
|
1863 |
|
void DimensionRegion::serialize(Serialization::Archive* archive) { |
1864 |
|
// in case this class will become backward incompatible one day, |
1865 |
|
// then set a version and minimum version for this class like: |
1866 |
|
//archive->setVersion(*this, 2); |
1867 |
|
//archive->setMinVersion(*this, 1); |
1868 |
|
|
1869 |
|
SRLZ(VelocityUpperLimit); |
1870 |
|
SRLZ(EG1PreAttack); |
1871 |
|
SRLZ(EG1Attack); |
1872 |
|
SRLZ(EG1Decay1); |
1873 |
|
SRLZ(EG1Decay2); |
1874 |
|
SRLZ(EG1InfiniteSustain); |
1875 |
|
SRLZ(EG1Sustain); |
1876 |
|
SRLZ(EG1Release); |
1877 |
|
SRLZ(EG1Hold); |
1878 |
|
SRLZ(EG1Controller); |
1879 |
|
SRLZ(EG1ControllerInvert); |
1880 |
|
SRLZ(EG1ControllerAttackInfluence); |
1881 |
|
SRLZ(EG1ControllerDecayInfluence); |
1882 |
|
SRLZ(EG1ControllerReleaseInfluence); |
1883 |
|
SRLZ(LFO1Frequency); |
1884 |
|
SRLZ(LFO1InternalDepth); |
1885 |
|
SRLZ(LFO1ControlDepth); |
1886 |
|
SRLZ(LFO1Controller); |
1887 |
|
SRLZ(LFO1FlipPhase); |
1888 |
|
SRLZ(LFO1Sync); |
1889 |
|
SRLZ(EG2PreAttack); |
1890 |
|
SRLZ(EG2Attack); |
1891 |
|
SRLZ(EG2Decay1); |
1892 |
|
SRLZ(EG2Decay2); |
1893 |
|
SRLZ(EG2InfiniteSustain); |
1894 |
|
SRLZ(EG2Sustain); |
1895 |
|
SRLZ(EG2Release); |
1896 |
|
SRLZ(EG2Controller); |
1897 |
|
SRLZ(EG2ControllerInvert); |
1898 |
|
SRLZ(EG2ControllerAttackInfluence); |
1899 |
|
SRLZ(EG2ControllerDecayInfluence); |
1900 |
|
SRLZ(EG2ControllerReleaseInfluence); |
1901 |
|
SRLZ(LFO2Frequency); |
1902 |
|
SRLZ(LFO2InternalDepth); |
1903 |
|
SRLZ(LFO2ControlDepth); |
1904 |
|
SRLZ(LFO2Controller); |
1905 |
|
SRLZ(LFO2FlipPhase); |
1906 |
|
SRLZ(LFO2Sync); |
1907 |
|
SRLZ(EG3Attack); |
1908 |
|
SRLZ(EG3Depth); |
1909 |
|
SRLZ(LFO3Frequency); |
1910 |
|
SRLZ(LFO3InternalDepth); |
1911 |
|
SRLZ(LFO3ControlDepth); |
1912 |
|
SRLZ(LFO3Controller); |
1913 |
|
SRLZ(LFO3Sync); |
1914 |
|
SRLZ(VCFEnabled); |
1915 |
|
SRLZ(VCFType); |
1916 |
|
SRLZ(VCFCutoffController); |
1917 |
|
SRLZ(VCFCutoffControllerInvert); |
1918 |
|
SRLZ(VCFCutoff); |
1919 |
|
SRLZ(VCFVelocityCurve); |
1920 |
|
SRLZ(VCFVelocityScale); |
1921 |
|
SRLZ(VCFVelocityDynamicRange); |
1922 |
|
SRLZ(VCFResonance); |
1923 |
|
SRLZ(VCFResonanceDynamic); |
1924 |
|
SRLZ(VCFResonanceController); |
1925 |
|
SRLZ(VCFKeyboardTracking); |
1926 |
|
SRLZ(VCFKeyboardTrackingBreakpoint); |
1927 |
|
SRLZ(VelocityResponseCurve); |
1928 |
|
SRLZ(VelocityResponseDepth); |
1929 |
|
SRLZ(VelocityResponseCurveScaling); |
1930 |
|
SRLZ(ReleaseVelocityResponseCurve); |
1931 |
|
SRLZ(ReleaseVelocityResponseDepth); |
1932 |
|
SRLZ(ReleaseTriggerDecay); |
1933 |
|
SRLZ(Crossfade); |
1934 |
|
SRLZ(PitchTrack); |
1935 |
|
SRLZ(DimensionBypass); |
1936 |
|
SRLZ(Pan); |
1937 |
|
SRLZ(SelfMask); |
1938 |
|
SRLZ(AttenuationController); |
1939 |
|
SRLZ(InvertAttenuationController); |
1940 |
|
SRLZ(AttenuationControllerThreshold); |
1941 |
|
SRLZ(ChannelOffset); |
1942 |
|
SRLZ(SustainDefeat); |
1943 |
|
SRLZ(MSDecode); |
1944 |
|
//SRLZ(SampleStartOffset); |
1945 |
|
SRLZ(SampleAttenuation); |
1946 |
|
SRLZ(EG1Options); |
1947 |
|
SRLZ(EG2Options); |
1948 |
|
SRLZ(SustainReleaseTrigger); |
1949 |
|
SRLZ(NoNoteOffReleaseTrigger); |
1950 |
|
|
1951 |
|
// derived attributes from DLS::Sampler |
1952 |
|
SRLZ(FineTune); |
1953 |
|
SRLZ(Gain); |
1954 |
|
} |
1955 |
|
|
1956 |
/** |
/** |
1957 |
* Updates the respective member variable and updates @c SampleAttenuation |
* Updates the respective member variable and updates @c SampleAttenuation |
1958 |
* which depends on this value. |
* which depends on this value. |
1968 |
* |
* |
1969 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
1970 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
1971 |
|
* |
1972 |
|
* @param pProgress - callback function for progress notification |
1973 |
*/ |
*/ |
1974 |
void DimensionRegion::UpdateChunks() { |
void DimensionRegion::UpdateChunks(progress_t* pProgress) { |
1975 |
// first update base class's chunk |
// first update base class's chunk |
1976 |
DLS::Sampler::UpdateChunks(); |
DLS::Sampler::UpdateChunks(pProgress); |
1977 |
|
|
1978 |
RIFF::Chunk* wsmp = pParentList->GetSubChunk(CHUNK_ID_WSMP); |
RIFF::Chunk* wsmp = pParentList->GetSubChunk(CHUNK_ID_WSMP); |
1979 |
uint8_t* pData = (uint8_t*) wsmp->LoadChunkData(); |
uint8_t* pData = (uint8_t*) wsmp->LoadChunkData(); |
1986 |
RIFF::Chunk* _3ewa = pParentList->GetSubChunk(CHUNK_ID_3EWA); |
RIFF::Chunk* _3ewa = pParentList->GetSubChunk(CHUNK_ID_3EWA); |
1987 |
if (!_3ewa) { |
if (!_3ewa) { |
1988 |
File* pFile = (File*) GetParent()->GetParent()->GetParent(); |
File* pFile = (File*) GetParent()->GetParent()->GetParent(); |
1989 |
bool version3 = pFile->pVersion && pFile->pVersion->major == 3; |
bool versiongt2 = pFile->pVersion && pFile->pVersion->major > 2; |
1990 |
_3ewa = pParentList->AddSubChunk(CHUNK_ID_3EWA, version3 ? 148 : 140); |
_3ewa = pParentList->AddSubChunk(CHUNK_ID_3EWA, versiongt2 ? 148 : 140); |
1991 |
} |
} |
1992 |
pData = (uint8_t*) _3ewa->LoadChunkData(); |
pData = (uint8_t*) _3ewa->LoadChunkData(); |
1993 |
|
|
1994 |
// update '3ewa' chunk with DimensionRegion's current settings |
// update '3ewa' chunk with DimensionRegion's current settings |
1995 |
|
|
1996 |
const uint32_t chunksize = _3ewa->GetNewSize(); |
const uint32_t chunksize = (uint32_t) _3ewa->GetNewSize(); |
1997 |
store32(&pData[0], chunksize); // unknown, always chunk size? |
store32(&pData[0], chunksize); // unknown, always chunk size? |
1998 |
|
|
1999 |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
2253 |
if (chunksize >= 148) { |
if (chunksize >= 148) { |
2254 |
memcpy(&pData[140], DimensionUpperLimits, 8); |
memcpy(&pData[140], DimensionUpperLimits, 8); |
2255 |
} |
} |
2256 |
|
|
2257 |
|
// chunk for own format extensions, these will *NOT* work with |
2258 |
|
// Gigasampler/GigaStudio ! |
2259 |
|
RIFF::Chunk* lsde = pParentList->GetSubChunk(CHUNK_ID_LSDE); |
2260 |
|
const int lsdeSize = 4; // NOTE: we reserved the 3rd byte for a potential future EG3 option |
2261 |
|
if (!lsde) { |
2262 |
|
// only add this "LSDE" chunk if either EG options or release |
2263 |
|
// trigger options deviate from their default behaviour |
2264 |
|
eg_opt_t defaultOpt; |
2265 |
|
if (memcmp(&EG1Options, &defaultOpt, sizeof(eg_opt_t)) || |
2266 |
|
memcmp(&EG2Options, &defaultOpt, sizeof(eg_opt_t)) || |
2267 |
|
SustainReleaseTrigger || NoNoteOffReleaseTrigger) |
2268 |
|
{ |
2269 |
|
lsde = pParentList->AddSubChunk(CHUNK_ID_LSDE, lsdeSize); |
2270 |
|
// move LSDE chunk to the end of parent list |
2271 |
|
pParentList->MoveSubChunk(lsde, (RIFF::Chunk*)NULL); |
2272 |
|
} |
2273 |
|
} |
2274 |
|
if (lsde) { |
2275 |
|
if (lsde->GetNewSize() < lsdeSize) |
2276 |
|
lsde->Resize(lsdeSize); |
2277 |
|
// format extension for EG behavior options |
2278 |
|
unsigned char* pData = (unsigned char*) lsde->LoadChunkData(); |
2279 |
|
eg_opt_t* pEGOpts[2] = { &EG1Options, &EG2Options }; |
2280 |
|
for (int i = 0; i < 2; ++i) { // NOTE: we reserved the 3rd byte for a potential future EG3 option |
2281 |
|
pData[i] = |
2282 |
|
(pEGOpts[i]->AttackCancel ? 1 : 0) | |
2283 |
|
(pEGOpts[i]->AttackHoldCancel ? (1<<1) : 0) | |
2284 |
|
(pEGOpts[i]->Decay1Cancel ? (1<<2) : 0) | |
2285 |
|
(pEGOpts[i]->Decay2Cancel ? (1<<3) : 0) | |
2286 |
|
(pEGOpts[i]->ReleaseCancel ? (1<<4) : 0); |
2287 |
|
} |
2288 |
|
// format extension for release trigger options |
2289 |
|
pData[3] = static_cast<uint8_t>(SustainReleaseTrigger) | (NoNoteOffReleaseTrigger ? (1<<7) : 0); |
2290 |
|
} |
2291 |
} |
} |
2292 |
|
|
2293 |
double* DimensionRegion::GetReleaseVelocityTable(curve_type_t releaseVelocityResponseCurve, uint8_t releaseVelocityResponseDepth) { |
double* DimensionRegion::GetReleaseVelocityTable(curve_type_t releaseVelocityResponseCurve, uint8_t releaseVelocityResponseDepth) { |
2327 |
// get the corresponding velocity table from the table map or create & calculate that table if it doesn't exist yet |
// get the corresponding velocity table from the table map or create & calculate that table if it doesn't exist yet |
2328 |
double* DimensionRegion::GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) |
double* DimensionRegion::GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) |
2329 |
{ |
{ |
2330 |
|
// sanity check input parameters |
2331 |
|
// (fallback to some default parameters on ill input) |
2332 |
|
switch (curveType) { |
2333 |
|
case curve_type_nonlinear: |
2334 |
|
case curve_type_linear: |
2335 |
|
if (depth > 4) { |
2336 |
|
printf("Warning: Invalid depth (0x%x) for velocity curve type (0x%x).\n", depth, curveType); |
2337 |
|
depth = 0; |
2338 |
|
scaling = 0; |
2339 |
|
} |
2340 |
|
break; |
2341 |
|
case curve_type_special: |
2342 |
|
if (depth > 5) { |
2343 |
|
printf("Warning: Invalid depth (0x%x) for velocity curve type 'special'.\n", depth); |
2344 |
|
depth = 0; |
2345 |
|
scaling = 0; |
2346 |
|
} |
2347 |
|
break; |
2348 |
|
case curve_type_unknown: |
2349 |
|
default: |
2350 |
|
printf("Warning: Unknown velocity curve type (0x%x).\n", curveType); |
2351 |
|
curveType = curve_type_linear; |
2352 |
|
depth = 0; |
2353 |
|
scaling = 0; |
2354 |
|
break; |
2355 |
|
} |
2356 |
|
|
2357 |
double* table; |
double* table; |
2358 |
uint32_t tableKey = (curveType<<16) | (depth<<8) | scaling; |
uint32_t tableKey = (curveType<<16) | (depth<<8) | scaling; |
2359 |
if (pVelocityTables->count(tableKey)) { // if key exists |
if (pVelocityTables->count(tableKey)) { // if key exists |
2729 |
|
|
2730 |
// unknown controller type |
// unknown controller type |
2731 |
default: |
default: |
2732 |
throw gig::Exception("Unknown leverage controller type."); |
decodedcontroller.type = leverage_ctrl_t::type_none; |
2733 |
|
decodedcontroller.controller_number = 0; |
2734 |
|
printf("Warning: Unknown leverage controller type (0x%x).\n", EncodedController); |
2735 |
|
break; |
2736 |
} |
} |
2737 |
return decodedcontroller; |
return decodedcontroller; |
2738 |
} |
} |
3226 |
} |
} |
3227 |
Layers = 1; |
Layers = 1; |
3228 |
File* file = (File*) GetParent()->GetParent(); |
File* file = (File*) GetParent()->GetParent(); |
3229 |
int dimensionBits = (file->pVersion && file->pVersion->major == 3) ? 8 : 5; |
int dimensionBits = (file->pVersion && file->pVersion->major > 2) ? 8 : 5; |
3230 |
|
|
3231 |
// Actual Loading |
// Actual Loading |
3232 |
|
|
3270 |
UpdateVelocityTable(); |
UpdateVelocityTable(); |
3271 |
|
|
3272 |
// jump to start of the wave pool indices (if not already there) |
// jump to start of the wave pool indices (if not already there) |
3273 |
if (file->pVersion && file->pVersion->major == 3) |
if (file->pVersion && file->pVersion->major > 2) |
3274 |
_3lnk->SetPos(68); // version 3 has a different 3lnk structure |
_3lnk->SetPos(68); // version 3 has a different 3lnk structure |
3275 |
else |
else |
3276 |
_3lnk->SetPos(44); |
_3lnk->SetPos(44); |
3279 |
if (file->GetAutoLoad()) { |
if (file->GetAutoLoad()) { |
3280 |
for (uint i = 0; i < DimensionRegions; i++) { |
for (uint i = 0; i < DimensionRegions; i++) { |
3281 |
uint32_t wavepoolindex = _3lnk->ReadUint32(); |
uint32_t wavepoolindex = _3lnk->ReadUint32(); |
3282 |
if (file->pWavePoolTable) pDimensionRegions[i]->pSample = GetSampleFromWavePool(wavepoolindex); |
if (file->pWavePoolTable && pDimensionRegions[i]) |
3283 |
|
pDimensionRegions[i]->pSample = GetSampleFromWavePool(wavepoolindex); |
3284 |
} |
} |
3285 |
GetSample(); // load global region sample reference |
GetSample(); // load global region sample reference |
3286 |
} |
} |
3310 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
3311 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
3312 |
* |
* |
3313 |
|
* @param pProgress - callback function for progress notification |
3314 |
* @throws gig::Exception if samples cannot be dereferenced |
* @throws gig::Exception if samples cannot be dereferenced |
3315 |
*/ |
*/ |
3316 |
void Region::UpdateChunks() { |
void Region::UpdateChunks(progress_t* pProgress) { |
3317 |
// in the gig format we don't care about the Region's sample reference |
// in the gig format we don't care about the Region's sample reference |
3318 |
// but we still have to provide some existing one to not corrupt the |
// but we still have to provide some existing one to not corrupt the |
3319 |
// file, so to avoid the latter we simply always assign the sample of |
// file, so to avoid the latter we simply always assign the sample of |
3321 |
pSample = pDimensionRegions[0]->pSample; |
pSample = pDimensionRegions[0]->pSample; |
3322 |
|
|
3323 |
// first update base class's chunks |
// first update base class's chunks |
3324 |
DLS::Region::UpdateChunks(); |
DLS::Region::UpdateChunks(pProgress); |
3325 |
|
|
3326 |
// update dimension region's chunks |
// update dimension region's chunks |
3327 |
for (int i = 0; i < DimensionRegions; i++) { |
for (int i = 0; i < DimensionRegions; i++) { |
3328 |
pDimensionRegions[i]->UpdateChunks(); |
pDimensionRegions[i]->UpdateChunks(pProgress); |
3329 |
} |
} |
3330 |
|
|
3331 |
File* pFile = (File*) GetParent()->GetParent(); |
File* pFile = (File*) GetParent()->GetParent(); |
3332 |
bool version3 = pFile->pVersion && pFile->pVersion->major == 3; |
bool versiongt2 = pFile->pVersion && pFile->pVersion->major > 2; |
3333 |
const int iMaxDimensions = version3 ? 8 : 5; |
const int iMaxDimensions = versiongt2 ? 8 : 5; |
3334 |
const int iMaxDimensionRegions = version3 ? 256 : 32; |
const int iMaxDimensionRegions = versiongt2 ? 256 : 32; |
3335 |
|
|
3336 |
// make sure '3lnk' chunk exists |
// make sure '3lnk' chunk exists |
3337 |
RIFF::Chunk* _3lnk = pCkRegion->GetSubChunk(CHUNK_ID_3LNK); |
RIFF::Chunk* _3lnk = pCkRegion->GetSubChunk(CHUNK_ID_3LNK); |
3338 |
if (!_3lnk) { |
if (!_3lnk) { |
3339 |
const int _3lnkChunkSize = version3 ? 1092 : 172; |
const int _3lnkChunkSize = versiongt2 ? 1092 : 172; |
3340 |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
3341 |
memset(_3lnk->LoadChunkData(), 0, _3lnkChunkSize); |
memset(_3lnk->LoadChunkData(), 0, _3lnkChunkSize); |
3342 |
|
|
3360 |
} |
} |
3361 |
|
|
3362 |
// update wave pool table in '3lnk' chunk |
// update wave pool table in '3lnk' chunk |
3363 |
const int iWavePoolOffset = version3 ? 68 : 44; |
const int iWavePoolOffset = versiongt2 ? 68 : 44; |
3364 |
for (uint i = 0; i < iMaxDimensionRegions; i++) { |
for (uint i = 0; i < iMaxDimensionRegions; i++) { |
3365 |
int iWaveIndex = -1; |
int iWaveIndex = -1; |
3366 |
if (i < DimensionRegions) { |
if (i < DimensionRegions) { |
3415 |
int step = 1; |
int step = 1; |
3416 |
for (int i = 0 ; i < veldim ; i++) step <<= pDimensionDefinitions[i].bits; |
for (int i = 0 ; i < veldim ; i++) step <<= pDimensionDefinitions[i].bits; |
3417 |
int skipveldim = (step << pDimensionDefinitions[veldim].bits) - step; |
int skipveldim = (step << pDimensionDefinitions[veldim].bits) - step; |
|
int end = step * pDimensionDefinitions[veldim].zones; |
|
3418 |
|
|
3419 |
// loop through all dimension regions for all dimensions except the velocity dimension |
// loop through all dimension regions for all dimensions except the velocity dimension |
3420 |
int dim[8] = { 0 }; |
int dim[8] = { 0 }; |
3421 |
for (int i = 0 ; i < DimensionRegions ; i++) { |
for (int i = 0 ; i < DimensionRegions ; i++) { |
3422 |
|
const int end = i + step * pDimensionDefinitions[veldim].zones; |
3423 |
|
|
3424 |
|
// create a velocity table for all cases where the velocity zone is zero |
3425 |
if (pDimensionRegions[i]->DimensionUpperLimits[veldim] || |
if (pDimensionRegions[i]->DimensionUpperLimits[veldim] || |
3426 |
pDimensionRegions[i]->VelocityUpperLimit) { |
pDimensionRegions[i]->VelocityUpperLimit) { |
3427 |
// create the velocity table |
// create the velocity table |
3452 |
} |
} |
3453 |
} |
} |
3454 |
|
|
3455 |
|
// jump to the next case where the velocity zone is zero |
3456 |
int j; |
int j; |
3457 |
int shift = 0; |
int shift = 0; |
3458 |
for (j = 0 ; j < Dimensions ; j++) { |
for (j = 0 ; j < Dimensions ; j++) { |
3503 |
|
|
3504 |
// check if max. amount of dimensions reached |
// check if max. amount of dimensions reached |
3505 |
File* file = (File*) GetParent()->GetParent(); |
File* file = (File*) GetParent()->GetParent(); |
3506 |
const int iMaxDimensions = (file->pVersion && file->pVersion->major == 3) ? 8 : 5; |
const int iMaxDimensions = (file->pVersion && file->pVersion->major > 2) ? 8 : 5; |
3507 |
if (Dimensions >= iMaxDimensions) |
if (Dimensions >= iMaxDimensions) |
3508 |
throw gig::Exception("Could not add new dimension, max. amount of " + ToString(iMaxDimensions) + " dimensions already reached"); |
throw gig::Exception("Could not add new dimension, max. amount of " + ToString(iMaxDimensions) + " dimensions already reached"); |
3509 |
// check if max. amount of dimension bits reached |
// check if max. amount of dimension bits reached |
4027 |
DimensionRegion* Region::GetDimensionRegionByValue(const uint DimValues[8]) { |
DimensionRegion* Region::GetDimensionRegionByValue(const uint DimValues[8]) { |
4028 |
uint8_t bits; |
uint8_t bits; |
4029 |
int veldim = -1; |
int veldim = -1; |
4030 |
int velbitpos; |
int velbitpos = 0; |
4031 |
int bitpos = 0; |
int bitpos = 0; |
4032 |
int dimregidx = 0; |
int dimregidx = 0; |
4033 |
for (uint i = 0; i < Dimensions; i++) { |
for (uint i = 0; i < Dimensions; i++) { |
4076 |
int Region::GetDimensionRegionIndexByValue(const uint DimValues[8]) { |
int Region::GetDimensionRegionIndexByValue(const uint DimValues[8]) { |
4077 |
uint8_t bits; |
uint8_t bits; |
4078 |
int veldim = -1; |
int veldim = -1; |
4079 |
int velbitpos; |
int velbitpos = 0; |
4080 |
int bitpos = 0; |
int bitpos = 0; |
4081 |
int dimregidx = 0; |
int dimregidx = 0; |
4082 |
for (uint i = 0; i < Dimensions; i++) { |
for (uint i = 0; i < Dimensions; i++) { |
4161 |
if ((int32_t)WavePoolTableIndex == -1) return NULL; |
if ((int32_t)WavePoolTableIndex == -1) return NULL; |
4162 |
File* file = (File*) GetParent()->GetParent(); |
File* file = (File*) GetParent()->GetParent(); |
4163 |
if (!file->pWavePoolTable) return NULL; |
if (!file->pWavePoolTable) return NULL; |
4164 |
unsigned long soughtoffset = file->pWavePoolTable[WavePoolTableIndex]; |
if (WavePoolTableIndex + 1 > file->WavePoolCount) return NULL; |
4165 |
unsigned long soughtfileno = file->pWavePoolTableHi[WavePoolTableIndex]; |
// for new files or files >= 2 GB use 64 bit wave pool offsets |
4166 |
Sample* sample = file->GetFirstSample(pProgress); |
if (file->pRIFF->IsNew() || (file->pRIFF->GetCurrentFileSize() >> 31)) { |
4167 |
while (sample) { |
// use 64 bit wave pool offsets (treating this as large file) |
4168 |
if (sample->ulWavePoolOffset == soughtoffset && |
uint64_t soughtoffset = |
4169 |
sample->FileNo == soughtfileno) return static_cast<gig::Sample*>(sample); |
uint64_t(file->pWavePoolTable[WavePoolTableIndex]) | |
4170 |
sample = file->GetNextSample(); |
uint64_t(file->pWavePoolTableHi[WavePoolTableIndex]) << 32; |
4171 |
|
Sample* sample = file->GetFirstSample(pProgress); |
4172 |
|
while (sample) { |
4173 |
|
if (sample->ullWavePoolOffset == soughtoffset) |
4174 |
|
return static_cast<gig::Sample*>(sample); |
4175 |
|
sample = file->GetNextSample(); |
4176 |
|
} |
4177 |
|
} else { |
4178 |
|
// use extension files and 32 bit wave pool offsets |
4179 |
|
file_offset_t soughtoffset = file->pWavePoolTable[WavePoolTableIndex]; |
4180 |
|
file_offset_t soughtfileno = file->pWavePoolTableHi[WavePoolTableIndex]; |
4181 |
|
Sample* sample = file->GetFirstSample(pProgress); |
4182 |
|
while (sample) { |
4183 |
|
if (sample->ullWavePoolOffset == soughtoffset && |
4184 |
|
sample->FileNo == soughtfileno) return static_cast<gig::Sample*>(sample); |
4185 |
|
sample = file->GetNextSample(); |
4186 |
|
} |
4187 |
} |
} |
4188 |
return NULL; |
return NULL; |
4189 |
} |
} |
4426 |
// to handle potential future extensions of the header |
// to handle potential future extensions of the header |
4427 |
ckScri->SetPos(sizeof(int32_t) + headerSize); |
ckScri->SetPos(sizeof(int32_t) + headerSize); |
4428 |
// read actual script data |
// read actual script data |
4429 |
uint32_t scriptSize = ckScri->GetSize() - ckScri->GetPos(); |
uint32_t scriptSize = uint32_t(ckScri->GetSize() - ckScri->GetPos()); |
4430 |
data.resize(scriptSize); |
data.resize(scriptSize); |
4431 |
for (int i = 0; i < scriptSize; ++i) |
for (int i = 0; i < scriptSize; ++i) |
4432 |
data[i] = ckScri->ReadUint8(); |
data[i] = ckScri->ReadUint8(); |
4464 |
memcpy(&data[0], &text[0], text.size()); |
memcpy(&data[0], &text[0], text.size()); |
4465 |
} |
} |
4466 |
|
|
4467 |
void Script::UpdateChunks() { |
/** |
4468 |
|
* Apply this script to the respective RIFF chunks. You have to call |
4469 |
|
* File::Save() to make changes persistent. |
4470 |
|
* |
4471 |
|
* Usually there is absolutely no need to call this method explicitly. |
4472 |
|
* It will be called automatically when File::Save() was called. |
4473 |
|
* |
4474 |
|
* @param pProgress - callback function for progress notification |
4475 |
|
*/ |
4476 |
|
void Script::UpdateChunks(progress_t* pProgress) { |
4477 |
// recalculate CRC32 check sum |
// recalculate CRC32 check sum |
4478 |
__resetCRC(crc); |
__resetCRC(crc); |
4479 |
__calculateCRC(&data[0], data.size(), crc); |
__calculateCRC(&data[0], data.size(), crc); |
4480 |
__encodeCRC(crc); |
__finalizeCRC(crc); |
4481 |
// make sure chunk exists and has the required size |
// make sure chunk exists and has the required size |
4482 |
const int chunkSize = 7*sizeof(int32_t) + Name.size() + data.size(); |
const file_offset_t chunkSize = (file_offset_t) 7*sizeof(int32_t) + Name.size() + data.size(); |
4483 |
if (!pChunk) pChunk = pGroup->pList->AddSubChunk(CHUNK_ID_SCRI, chunkSize); |
if (!pChunk) pChunk = pGroup->pList->AddSubChunk(CHUNK_ID_SCRI, chunkSize); |
4484 |
else pChunk->Resize(chunkSize); |
else pChunk->Resize(chunkSize); |
4485 |
// fill the chunk data to be written to disk |
// fill the chunk data to be written to disk |
4486 |
uint8_t* pData = (uint8_t*) pChunk->LoadChunkData(); |
uint8_t* pData = (uint8_t*) pChunk->LoadChunkData(); |
4487 |
int pos = 0; |
int pos = 0; |
4488 |
store32(&pData[pos], 6*sizeof(int32_t) + Name.size()); // total header size |
store32(&pData[pos], uint32_t(6*sizeof(int32_t) + Name.size())); // total header size |
4489 |
pos += sizeof(int32_t); |
pos += sizeof(int32_t); |
4490 |
store32(&pData[pos], Compression); |
store32(&pData[pos], Compression); |
4491 |
pos += sizeof(int32_t); |
pos += sizeof(int32_t); |
4497 |
pos += sizeof(int32_t); |
pos += sizeof(int32_t); |
4498 |
store32(&pData[pos], crc); |
store32(&pData[pos], crc); |
4499 |
pos += sizeof(int32_t); |
pos += sizeof(int32_t); |
4500 |
store32(&pData[pos], Name.size()); |
store32(&pData[pos], (uint32_t) Name.size()); |
4501 |
pos += sizeof(int32_t); |
pos += sizeof(int32_t); |
4502 |
for (int i = 0; i < Name.size(); ++i, ++pos) |
for (int i = 0; i < Name.size(); ++i, ++pos) |
4503 |
pData[pos] = Name[i]; |
pData[pos] = Name[i]; |
4512 |
* @param pGroup - script's new group |
* @param pGroup - script's new group |
4513 |
*/ |
*/ |
4514 |
void Script::SetGroup(ScriptGroup* pGroup) { |
void Script::SetGroup(ScriptGroup* pGroup) { |
4515 |
if (this->pGroup = pGroup) return; |
if (this->pGroup == pGroup) return; |
4516 |
if (pChunk) |
if (pChunk) |
4517 |
pChunk->GetParent()->MoveSubChunk(pChunk, pGroup->pList); |
pChunk->GetParent()->MoveSubChunk(pChunk, pGroup->pList); |
4518 |
this->pGroup = pGroup; |
this->pGroup = pGroup; |
4528 |
return pGroup; |
return pGroup; |
4529 |
} |
} |
4530 |
|
|
4531 |
|
/** |
4532 |
|
* Make a (semi) deep copy of the Script object given by @a orig |
4533 |
|
* and assign it to this object. Note: the ScriptGroup this Script |
4534 |
|
* object belongs to remains untouched by this call. |
4535 |
|
* |
4536 |
|
* @param orig - original Script object to be copied from |
4537 |
|
*/ |
4538 |
|
void Script::CopyAssign(const Script* orig) { |
4539 |
|
Name = orig->Name; |
4540 |
|
Compression = orig->Compression; |
4541 |
|
Encoding = orig->Encoding; |
4542 |
|
Language = orig->Language; |
4543 |
|
Bypass = orig->Bypass; |
4544 |
|
data = orig->data; |
4545 |
|
} |
4546 |
|
|
4547 |
void Script::RemoveAllScriptReferences() { |
void Script::RemoveAllScriptReferences() { |
4548 |
File* pFile = pGroup->pFile; |
File* pFile = pGroup->pFile; |
4549 |
for (int i = 0; pFile->GetInstrument(i); ++i) { |
for (int i = 0; pFile->GetInstrument(i); ++i) { |
4579 |
} |
} |
4580 |
} |
} |
4581 |
|
|
4582 |
void ScriptGroup::UpdateChunks() { |
/** |
4583 |
|
* Apply this script group to the respective RIFF chunks. You have to call |
4584 |
|
* File::Save() to make changes persistent. |
4585 |
|
* |
4586 |
|
* Usually there is absolutely no need to call this method explicitly. |
4587 |
|
* It will be called automatically when File::Save() was called. |
4588 |
|
* |
4589 |
|
* @param pProgress - callback function for progress notification |
4590 |
|
*/ |
4591 |
|
void ScriptGroup::UpdateChunks(progress_t* pProgress) { |
4592 |
if (pScripts) { |
if (pScripts) { |
4593 |
if (!pList) |
if (!pList) |
4594 |
pList = pFile->pRIFF->GetSubList(LIST_TYPE_3LS)->AddSubList(LIST_TYPE_RTIS); |
pList = pFile->pRIFF->GetSubList(LIST_TYPE_3LS)->AddSubList(LIST_TYPE_RTIS); |
4599 |
for (std::list<Script*>::iterator it = pScripts->begin(); |
for (std::list<Script*>::iterator it = pScripts->begin(); |
4600 |
it != pScripts->end(); ++it) |
it != pScripts->end(); ++it) |
4601 |
{ |
{ |
4602 |
(*it)->UpdateChunks(); |
(*it)->UpdateChunks(pProgress); |
4603 |
} |
} |
4604 |
} |
} |
4605 |
} |
} |
4690 |
EffectSend = 0; |
EffectSend = 0; |
4691 |
Attenuation = 0; |
Attenuation = 0; |
4692 |
FineTune = 0; |
FineTune = 0; |
4693 |
PitchbendRange = 0; |
PitchbendRange = 2; |
4694 |
PianoReleaseMode = false; |
PianoReleaseMode = false; |
4695 |
DimensionKeyRange.low = 0; |
DimensionKeyRange.low = 0; |
4696 |
DimensionKeyRange.high = 0; |
DimensionKeyRange.high = 0; |
4788 |
RegionList::iterator end = pRegions->end(); |
RegionList::iterator end = pRegions->end(); |
4789 |
for (; iter != end; ++iter) { |
for (; iter != end; ++iter) { |
4790 |
gig::Region* pRegion = static_cast<gig::Region*>(*iter); |
gig::Region* pRegion = static_cast<gig::Region*>(*iter); |
4791 |
for (int iKey = pRegion->KeyRange.low; iKey <= pRegion->KeyRange.high; iKey++) { |
const int low = std::max(int(pRegion->KeyRange.low), 0); |
4792 |
|
const int high = std::min(int(pRegion->KeyRange.high), 127); |
4793 |
|
for (int iKey = low; iKey <= high; iKey++) { |
4794 |
RegionKeyTable[iKey] = pRegion; |
RegionKeyTable[iKey] = pRegion; |
4795 |
} |
} |
4796 |
} |
} |
4811 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
4812 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
4813 |
* |
* |
4814 |
|
* @param pProgress - callback function for progress notification |
4815 |
* @throws gig::Exception if samples cannot be dereferenced |
* @throws gig::Exception if samples cannot be dereferenced |
4816 |
*/ |
*/ |
4817 |
void Instrument::UpdateChunks() { |
void Instrument::UpdateChunks(progress_t* pProgress) { |
4818 |
// first update base classes' chunks |
// first update base classes' chunks |
4819 |
DLS::Instrument::UpdateChunks(); |
DLS::Instrument::UpdateChunks(pProgress); |
4820 |
|
|
4821 |
// update Regions' chunks |
// update Regions' chunks |
4822 |
{ |
{ |
4823 |
RegionList::iterator iter = pRegions->begin(); |
RegionList::iterator iter = pRegions->begin(); |
4824 |
RegionList::iterator end = pRegions->end(); |
RegionList::iterator end = pRegions->end(); |
4825 |
for (; iter != end; ++iter) |
for (; iter != end; ++iter) |
4826 |
(*iter)->UpdateChunks(); |
(*iter)->UpdateChunks(pProgress); |
4827 |
} |
} |
4828 |
|
|
4829 |
// make sure 'lart' RIFF list chunk exists |
// make sure 'lart' RIFF list chunk exists |
4835 |
File* pFile = (File*) GetParent(); |
File* pFile = (File*) GetParent(); |
4836 |
|
|
4837 |
// 3ewg is bigger in gig3, as it includes the iMIDI rules |
// 3ewg is bigger in gig3, as it includes the iMIDI rules |
4838 |
int size = (pFile->pVersion && pFile->pVersion->major == 3) ? 16416 : 12; |
int size = (pFile->pVersion && pFile->pVersion->major > 2) ? 16416 : 12; |
4839 |
_3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, size); |
_3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, size); |
4840 |
memset(_3ewg->LoadChunkData(), 0, size); |
memset(_3ewg->LoadChunkData(), 0, size); |
4841 |
} |
} |
4860 |
} |
} |
4861 |
|
|
4862 |
// own gig format extensions |
// own gig format extensions |
4863 |
if (pScriptRefs) { |
if (ScriptSlotCount()) { |
4864 |
|
// make sure we have converted the original loaded script file |
4865 |
|
// offsets into valid Script object pointers |
4866 |
|
LoadScripts(); |
4867 |
|
|
4868 |
RIFF::List* lst3LS = pCkInstrument->GetSubList(LIST_TYPE_3LS); |
RIFF::List* lst3LS = pCkInstrument->GetSubList(LIST_TYPE_3LS); |
4869 |
if (!lst3LS) lst3LS = pCkInstrument->AddSubList(LIST_TYPE_3LS); |
if (!lst3LS) lst3LS = pCkInstrument->AddSubList(LIST_TYPE_3LS); |
4870 |
const int slotCount = pScriptRefs->size(); |
const int slotCount = (int) pScriptRefs->size(); |
4871 |
const int headerSize = 3 * sizeof(uint32_t); |
const int headerSize = 3 * sizeof(uint32_t); |
4872 |
const int slotSize = 2 * sizeof(uint32_t); |
const int slotSize = 2 * sizeof(uint32_t); |
4873 |
const int totalChunkSize = headerSize + slotCount * slotSize; |
const int totalChunkSize = headerSize + slotCount * slotSize; |
4891 |
store32(&pData[pos], (*pScriptRefs)[i].bypass ? 1 : 0); |
store32(&pData[pos], (*pScriptRefs)[i].bypass ? 1 : 0); |
4892 |
pos += sizeof(uint32_t); |
pos += sizeof(uint32_t); |
4893 |
} |
} |
4894 |
|
} else { |
4895 |
|
// no script slots, so get rid of any LS custom RIFF chunks (if any) |
4896 |
|
RIFF::List* lst3LS = pCkInstrument->GetSubList(LIST_TYPE_3LS); |
4897 |
|
if (lst3LS) pCkInstrument->DeleteSubChunk(lst3LS); |
4898 |
} |
} |
4899 |
} |
} |
4900 |
|
|
4901 |
void Instrument::UpdateScriptFileOffsets() { |
void Instrument::UpdateScriptFileOffsets() { |
4902 |
// own gig format extensions |
// own gig format extensions |
4903 |
if (pScriptRefs) { |
if (pScriptRefs && pScriptRefs->size() > 0) { |
4904 |
RIFF::List* lst3LS = pCkInstrument->GetSubList(LIST_TYPE_3LS); |
RIFF::List* lst3LS = pCkInstrument->GetSubList(LIST_TYPE_3LS); |
4905 |
RIFF::Chunk* ckSCSL = lst3LS->GetSubChunk(CHUNK_ID_SCSL); |
RIFF::Chunk* ckSCSL = lst3LS->GetSubChunk(CHUNK_ID_SCSL); |
4906 |
const int slotCount = pScriptRefs->size(); |
const int slotCount = (int) pScriptRefs->size(); |
4907 |
const int headerSize = 3 * sizeof(uint32_t); |
const int headerSize = 3 * sizeof(uint32_t); |
4908 |
ckSCSL->SetPos(headerSize); |
ckSCSL->SetPos(headerSize); |
4909 |
for (int i = 0; i < slotCount; ++i) { |
for (int i = 0; i < slotCount; ++i) { |
4910 |
uint32_t fileOffset = |
uint32_t fileOffset = uint32_t( |
4911 |
(*pScriptRefs)[i].script->pChunk->GetFilePos() - |
(*pScriptRefs)[i].script->pChunk->GetFilePos() - |
4912 |
(*pScriptRefs)[i].script->pChunk->GetPos() - |
(*pScriptRefs)[i].script->pChunk->GetPos() - |
4913 |
CHUNK_HEADER_SIZE; |
CHUNK_HEADER_SIZE(ckSCSL->GetFile()->GetFileOffsetSize()) |
4914 |
|
); |
4915 |
ckSCSL->WriteUint32(&fileOffset); |
ckSCSL->WriteUint32(&fileOffset); |
4916 |
// jump over flags entry (containing the bypass flag) |
// jump over flags entry (containing the bypass flag) |
4917 |
ckSCSL->SetPos(sizeof(uint32_t), RIFF::stream_curpos); |
ckSCSL->SetPos(sizeof(uint32_t), RIFF::stream_curpos); |
4971 |
RIFF::List* rgn = lrgn->AddSubList(LIST_TYPE_RGN); |
RIFF::List* rgn = lrgn->AddSubList(LIST_TYPE_RGN); |
4972 |
Region* pNewRegion = new Region(this, rgn); |
Region* pNewRegion = new Region(this, rgn); |
4973 |
pRegions->push_back(pNewRegion); |
pRegions->push_back(pNewRegion); |
4974 |
Regions = pRegions->size(); |
Regions = (uint32_t) pRegions->size(); |
4975 |
// update Region key table for fast lookup |
// update Region key table for fast lookup |
4976 |
UpdateRegionKeyTable(); |
UpdateRegionKeyTable(); |
4977 |
// done |
// done |
4986 |
} |
} |
4987 |
|
|
4988 |
/** |
/** |
4989 |
|
* Move this instrument at the position before @arg dst. |
4990 |
|
* |
4991 |
|
* This method can be used to reorder the sequence of instruments in a |
4992 |
|
* .gig file. This might be helpful especially on large .gig files which |
4993 |
|
* contain a large number of instruments within the same .gig file. So |
4994 |
|
* grouping such instruments to similar ones, can help to keep track of them |
4995 |
|
* when working with such complex .gig files. |
4996 |
|
* |
4997 |
|
* When calling this method, this instrument will be removed from in its |
4998 |
|
* current position in the instruments list and moved to the requested |
4999 |
|
* target position provided by @param dst. You may also pass NULL as |
5000 |
|
* argument to this method, in that case this intrument will be moved to the |
5001 |
|
* very end of the .gig file's instrument list. |
5002 |
|
* |
5003 |
|
* You have to call Save() to make the order change persistent to the .gig |
5004 |
|
* file. |
5005 |
|
* |
5006 |
|
* Currently this method is limited to moving the instrument within the same |
5007 |
|
* .gig file. Trying to move it to another .gig file by calling this method |
5008 |
|
* will throw an exception. |
5009 |
|
* |
5010 |
|
* @param dst - destination instrument at which this instrument will be |
5011 |
|
* moved to, or pass NULL for moving to end of list |
5012 |
|
* @throw gig::Exception if this instrument and target instrument are not |
5013 |
|
* part of the same file |
5014 |
|
*/ |
5015 |
|
void Instrument::MoveTo(Instrument* dst) { |
5016 |
|
if (dst && GetParent() != dst->GetParent()) |
5017 |
|
throw Exception( |
5018 |
|
"gig::Instrument::MoveTo() can only be used for moving within " |
5019 |
|
"the same gig file." |
5020 |
|
); |
5021 |
|
|
5022 |
|
File* pFile = (File*) GetParent(); |
5023 |
|
|
5024 |
|
// move this instrument within the instrument list |
5025 |
|
{ |
5026 |
|
File::InstrumentList& list = *pFile->pInstruments; |
5027 |
|
|
5028 |
|
File::InstrumentList::iterator itFrom = |
5029 |
|
std::find(list.begin(), list.end(), static_cast<DLS::Instrument*>(this)); |
5030 |
|
|
5031 |
|
File::InstrumentList::iterator itTo = |
5032 |
|
std::find(list.begin(), list.end(), static_cast<DLS::Instrument*>(dst)); |
5033 |
|
|
5034 |
|
list.splice(itTo, list, itFrom); |
5035 |
|
} |
5036 |
|
|
5037 |
|
// move the instrument's actual list RIFF chunk appropriately |
5038 |
|
RIFF::List* lstCkInstruments = pFile->pRIFF->GetSubList(LIST_TYPE_LINS); |
5039 |
|
lstCkInstruments->MoveSubChunk( |
5040 |
|
this->pCkInstrument, |
5041 |
|
(RIFF::Chunk*) ((dst) ? dst->pCkInstrument : NULL) |
5042 |
|
); |
5043 |
|
} |
5044 |
|
|
5045 |
|
/** |
5046 |
* Returns a MIDI rule of the instrument. |
* Returns a MIDI rule of the instrument. |
5047 |
* |
* |
5048 |
* The list of MIDI rules, at least in gig v3, always contains at |
* The list of MIDI rules, at least in gig v3, always contains at |
5117 |
for (uint s = 0; group->GetScript(s); ++s) { |
for (uint s = 0; group->GetScript(s); ++s) { |
5118 |
Script* script = group->GetScript(s); |
Script* script = group->GetScript(s); |
5119 |
if (script->pChunk) { |
if (script->pChunk) { |
5120 |
uint32_t offset = script->pChunk->GetFilePos() - |
uint32_t offset = uint32_t( |
5121 |
script->pChunk->GetPos() - |
script->pChunk->GetFilePos() - |
5122 |
CHUNK_HEADER_SIZE; |
script->pChunk->GetPos() - |
5123 |
|
CHUNK_HEADER_SIZE(script->pChunk->GetFile()->GetFileOffsetSize()) |
5124 |
|
); |
5125 |
if (offset == soughtOffset) |
if (offset == soughtOffset) |
5126 |
{ |
{ |
5127 |
_ScriptPooolRef ref; |
_ScriptPooolRef ref; |
5246 |
*/ |
*/ |
5247 |
void Instrument::RemoveScript(Script* pScript) { |
void Instrument::RemoveScript(Script* pScript) { |
5248 |
LoadScripts(); |
LoadScripts(); |
5249 |
for (int i = pScriptRefs->size() - 1; i >= 0; --i) { |
for (ssize_t i = pScriptRefs->size() - 1; i >= 0; --i) { |
5250 |
if ((*pScriptRefs)[i].script == pScript) { |
if ((*pScriptRefs)[i].script == pScript) { |
5251 |
pScriptRefs->erase( pScriptRefs->begin() + i ); |
pScriptRefs->erase( pScriptRefs->begin() + i ); |
5252 |
} |
} |
5268 |
* gigedit. |
* gigedit. |
5269 |
*/ |
*/ |
5270 |
uint Instrument::ScriptSlotCount() const { |
uint Instrument::ScriptSlotCount() const { |
5271 |
return pScriptRefs ? pScriptRefs->size() : scriptPoolFileOffsets.size(); |
return uint(pScriptRefs ? pScriptRefs->size() : scriptPoolFileOffsets.size()); |
5272 |
} |
} |
5273 |
|
|
5274 |
/** @brief Whether script execution shall be skipped. |
/** @brief Whether script execution shall be skipped. |
5404 |
* |
* |
5405 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
5406 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
5407 |
|
* |
5408 |
|
* @param pProgress - callback function for progress notification |
5409 |
*/ |
*/ |
5410 |
void Group::UpdateChunks() { |
void Group::UpdateChunks(progress_t* pProgress) { |
5411 |
// make sure <3gri> and <3gnl> list chunks exist |
// make sure <3gri> and <3gnl> list chunks exist |
5412 |
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
5413 |
if (!_3gri) { |
if (!_3gri) { |
5417 |
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
5418 |
if (!_3gnl) _3gnl = _3gri->AddSubList(LIST_TYPE_3GNL); |
if (!_3gnl) _3gnl = _3gri->AddSubList(LIST_TYPE_3GNL); |
5419 |
|
|
5420 |
if (!pNameChunk && pFile->pVersion && pFile->pVersion->major == 3) { |
if (!pNameChunk && pFile->pVersion && pFile->pVersion->major > 2) { |
5421 |
// v3 has a fixed list of 128 strings, find a free one |
// v3 has a fixed list of 128 strings, find a free one |
5422 |
for (RIFF::Chunk* ck = _3gnl->GetFirstSubChunk() ; ck ; ck = _3gnl->GetNextSubChunk()) { |
for (RIFF::Chunk* ck = _3gnl->GetFirstSubChunk() ; ck ; ck = _3gnl->GetNextSubChunk()) { |
5423 |
if (strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) { |
if (strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) { |
5512 |
0, 3, 20030331 & 0xffff, 20030331 >> 16 |
0, 3, 20030331 & 0xffff, 20030331 >> 16 |
5513 |
}; |
}; |
5514 |
|
|
5515 |
|
/// Reflects Gigasampler file format version 4.0 (2007-10-12). |
5516 |
|
const DLS::version_t File::VERSION_4 = { |
5517 |
|
0, 4, 20071012 & 0xffff, 20071012 >> 16 |
5518 |
|
}; |
5519 |
|
|
5520 |
static const DLS::Info::string_length_t _FileFixedStringLengths[] = { |
static const DLS::Info::string_length_t _FileFixedStringLengths[] = { |
5521 |
{ CHUNK_ID_IARL, 256 }, |
{ CHUNK_ID_IARL, 256 }, |
5522 |
{ CHUNK_ID_IART, 128 }, |
{ CHUNK_ID_IART, 128 }, |
5613 |
return static_cast<gig::Sample*>( *it ); |
return static_cast<gig::Sample*>( *it ); |
5614 |
} |
} |
5615 |
|
|
5616 |
|
/** |
5617 |
|
* Returns the total amount of samples of this gig file. |
5618 |
|
* |
5619 |
|
* Note that this method might block for a long time in case it is required |
5620 |
|
* to load the sample info for the first time. |
5621 |
|
* |
5622 |
|
* @returns total amount of samples |
5623 |
|
*/ |
5624 |
|
size_t File::CountSamples() { |
5625 |
|
if (!pSamples) LoadSamples(); |
5626 |
|
if (!pSamples) return 0; |
5627 |
|
return pSamples->size(); |
5628 |
|
} |
5629 |
|
|
5630 |
/** @brief Add a new sample. |
/** @brief Add a new sample. |
5631 |
* |
* |
5632 |
* This will create a new Sample object for the gig file. You have to |
* This will create a new Sample object for the gig file. You have to |
5702 |
int iSampleIndex = 0; |
int iSampleIndex = 0; |
5703 |
int iTotalSamples = WavePoolCount; |
int iTotalSamples = WavePoolCount; |
5704 |
|
|
5705 |
// check if samples should be loaded from extension files |
// just for assembling path of optional extension files to be read |
5706 |
int lastFileNo = 0; |
const std::string folder = parentPath(pRIFF->GetFileName()); |
5707 |
for (int i = 0 ; i < WavePoolCount ; i++) { |
const std::string baseName = pathWithoutExtension(pRIFF->GetFileName()); |
5708 |
if (pWavePoolTableHi[i] > lastFileNo) lastFileNo = pWavePoolTableHi[i]; |
|
5709 |
} |
// the main gig file and the extension files (.gx01, ... , .gx98) may |
5710 |
String name(pRIFF->GetFileName()); |
// contain wave data (wave pool) |
5711 |
int nameLen = name.length(); |
std::vector<RIFF::File*> poolFiles; |
5712 |
char suffix[6]; |
poolFiles.push_back(pRIFF); |
5713 |
if (nameLen > 4 && name.substr(nameLen - 4) == ".gig") nameLen -= 4; |
|
5714 |
|
// get info about all extension files |
5715 |
for (int fileNo = 0 ; ; ) { |
RIFF::Chunk* ckXfil = pRIFF->GetSubChunk(CHUNK_ID_XFIL); |
5716 |
|
if (ckXfil) { // there are extension files (.gx01, ... , .gx98) ... |
5717 |
|
const uint32_t n = ckXfil->ReadInt32(); |
5718 |
|
for (int i = 0; i < n; i++) { |
5719 |
|
// read the filename and load the extension file |
5720 |
|
std::string name; |
5721 |
|
ckXfil->ReadString(name, 128); |
5722 |
|
std::string path = concatPath(folder, name); |
5723 |
|
RIFF::File* pExtFile = new RIFF::File(path); |
5724 |
|
// check that the dlsids match |
5725 |
|
RIFF::Chunk* ckDLSID = pExtFile->GetSubChunk(CHUNK_ID_DLID); |
5726 |
|
if (ckDLSID) { |
5727 |
|
::DLS::dlsid_t idExpected; |
5728 |
|
idExpected.ulData1 = ckXfil->ReadInt32(); |
5729 |
|
idExpected.usData2 = ckXfil->ReadInt16(); |
5730 |
|
idExpected.usData3 = ckXfil->ReadInt16(); |
5731 |
|
ckXfil->Read(idExpected.abData, 8, 1); |
5732 |
|
::DLS::dlsid_t idFound; |
5733 |
|
ckDLSID->Read(&idFound.ulData1, 1, 4); |
5734 |
|
ckDLSID->Read(&idFound.usData2, 1, 2); |
5735 |
|
ckDLSID->Read(&idFound.usData3, 1, 2); |
5736 |
|
ckDLSID->Read(idFound.abData, 8, 1); |
5737 |
|
if (memcmp(&idExpected, &idFound, 16) != 0) |
5738 |
|
throw gig::Exception("dlsid mismatch for extension file: %s", path.c_str()); |
5739 |
|
} |
5740 |
|
poolFiles.push_back(pExtFile); |
5741 |
|
ExtensionFiles.push_back(pExtFile); |
5742 |
|
} |
5743 |
|
} |
5744 |
|
|
5745 |
|
// check if a .gx99 (GigaPulse) file exists |
5746 |
|
RIFF::Chunk* ckDoxf = pRIFF->GetSubChunk(CHUNK_ID_DOXF); |
5747 |
|
if (ckDoxf) { // there is a .gx99 (GigaPulse) file ... |
5748 |
|
std::string path = baseName + ".gx99"; |
5749 |
|
RIFF::File* pExtFile = new RIFF::File(path); |
5750 |
|
|
5751 |
|
// skip unused int and filename |
5752 |
|
ckDoxf->SetPos(132, RIFF::stream_whence_t::stream_curpos); |
5753 |
|
|
5754 |
|
// check that the dlsids match |
5755 |
|
RIFF::Chunk* ckDLSID = pExtFile->GetSubChunk(CHUNK_ID_DLID); |
5756 |
|
if (ckDLSID) { |
5757 |
|
::DLS::dlsid_t idExpected; |
5758 |
|
idExpected.ulData1 = ckDoxf->ReadInt32(); |
5759 |
|
idExpected.usData2 = ckDoxf->ReadInt16(); |
5760 |
|
idExpected.usData3 = ckDoxf->ReadInt16(); |
5761 |
|
ckDoxf->Read(idExpected.abData, 8, 1); |
5762 |
|
::DLS::dlsid_t idFound; |
5763 |
|
ckDLSID->Read(&idFound.ulData1, 1, 4); |
5764 |
|
ckDLSID->Read(&idFound.usData2, 1, 2); |
5765 |
|
ckDLSID->Read(&idFound.usData3, 1, 2); |
5766 |
|
ckDLSID->Read(idFound.abData, 8, 1); |
5767 |
|
if (memcmp(&idExpected, &idFound, 16) != 0) |
5768 |
|
throw gig::Exception("dlsid mismatch for GigaPulse file: %s", path.c_str()); |
5769 |
|
} |
5770 |
|
poolFiles.push_back(pExtFile); |
5771 |
|
ExtensionFiles.push_back(pExtFile); |
5772 |
|
} |
5773 |
|
|
5774 |
|
// load samples from extension files (if required) |
5775 |
|
for (int i = 0; i < poolFiles.size(); i++) { |
5776 |
|
RIFF::File* file = poolFiles[i]; |
5777 |
RIFF::List* wvpl = file->GetSubList(LIST_TYPE_WVPL); |
RIFF::List* wvpl = file->GetSubList(LIST_TYPE_WVPL); |
5778 |
if (wvpl) { |
if (wvpl) { |
5779 |
unsigned long wvplFileOffset = wvpl->GetFilePos(); |
file_offset_t wvplFileOffset = wvpl->GetFilePos(); |
5780 |
RIFF::List* wave = wvpl->GetFirstSubList(); |
RIFF::List* wave = wvpl->GetFirstSubList(); |
5781 |
while (wave) { |
while (wave) { |
5782 |
if (wave->GetListType() == LIST_TYPE_WAVE) { |
if (wave->GetListType() == LIST_TYPE_WAVE) { |
5784 |
const float subprogress = (float) iSampleIndex / (float) iTotalSamples; |
const float subprogress = (float) iSampleIndex / (float) iTotalSamples; |
5785 |
__notify_progress(pProgress, subprogress); |
__notify_progress(pProgress, subprogress); |
5786 |
|
|
5787 |
unsigned long waveFileOffset = wave->GetFilePos(); |
file_offset_t waveFileOffset = wave->GetFilePos(); |
5788 |
pSamples->push_back(new Sample(this, wave, waveFileOffset - wvplFileOffset, fileNo)); |
pSamples->push_back(new Sample(this, wave, waveFileOffset - wvplFileOffset, i, iSampleIndex)); |
5789 |
|
|
5790 |
iSampleIndex++; |
iSampleIndex++; |
5791 |
} |
} |
5792 |
wave = wvpl->GetNextSubList(); |
wave = wvpl->GetNextSubList(); |
5793 |
} |
} |
5794 |
|
} |
|
if (fileNo == lastFileNo) break; |
|
|
|
|
|
// open extension file (*.gx01, *.gx02, ...) |
|
|
fileNo++; |
|
|
sprintf(suffix, ".gx%02d", fileNo); |
|
|
name.replace(nameLen, 5, suffix); |
|
|
file = new RIFF::File(name); |
|
|
ExtensionFiles.push_back(file); |
|
|
} else break; |
|
5795 |
} |
} |
5796 |
|
|
5797 |
__notify_progress(pProgress, 1.0); // notify done |
__notify_progress(pProgress, 1.0); // notify done |
5811 |
} |
} |
5812 |
|
|
5813 |
/** |
/** |
5814 |
|
* Returns the total amount of instruments of this gig file. |
5815 |
|
* |
5816 |
|
* Note that this method might block for a long time in case it is required |
5817 |
|
* to load the instruments info for the first time. |
5818 |
|
* |
5819 |
|
* @returns total amount of instruments |
5820 |
|
*/ |
5821 |
|
size_t File::CountInstruments() { |
5822 |
|
if (!pInstruments) LoadInstruments(); |
5823 |
|
if (!pInstruments) return 0; |
5824 |
|
return pInstruments->size(); |
5825 |
|
} |
5826 |
|
|
5827 |
|
/** |
5828 |
* Returns the instrument with the given index. |
* Returns the instrument with the given index. |
5829 |
* |
* |
5830 |
* @param index - number of the sought instrument (0..n) |
* @param index - number of the sought instrument (0..n) |
5943 |
mGroups[pFile->GetSample(i)->GetGroup()]->AddSample(s); |
mGroups[pFile->GetSample(i)->GetGroup()]->AddSample(s); |
5944 |
mSamples[pFile->GetSample(i)] = s; |
mSamples[pFile->GetSample(i)] = s; |
5945 |
} |
} |
5946 |
|
|
5947 |
|
// clone script groups and their scripts |
5948 |
|
for (int iGroup = 0; pFile->GetScriptGroup(iGroup); ++iGroup) { |
5949 |
|
ScriptGroup* sg = pFile->GetScriptGroup(iGroup); |
5950 |
|
ScriptGroup* dg = AddScriptGroup(); |
5951 |
|
dg->Name = "COPY" + ToString(iCallCount) + "_" + sg->Name; |
5952 |
|
for (int iScript = 0; sg->GetScript(iScript); ++iScript) { |
5953 |
|
Script* ss = sg->GetScript(iScript); |
5954 |
|
Script* ds = dg->AddScript(); |
5955 |
|
ds->CopyAssign(ss); |
5956 |
|
} |
5957 |
|
} |
5958 |
|
|
5959 |
//BUG: For some reason this method only works with this additional |
//BUG: For some reason this method only works with this additional |
5960 |
// Save() call in between here. |
// Save() call in between here. |
5961 |
// |
// |
6040 |
if (!_3crc) return; |
if (!_3crc) return; |
6041 |
|
|
6042 |
// get the index of the sample |
// get the index of the sample |
6043 |
int iWaveIndex = -1; |
int iWaveIndex = GetWaveTableIndexOf(pSample); |
|
File::SampleList::iterator iter = pSamples->begin(); |
|
|
File::SampleList::iterator end = pSamples->end(); |
|
|
for (int index = 0; iter != end; ++iter, ++index) { |
|
|
if (*iter == pSample) { |
|
|
iWaveIndex = index; |
|
|
break; |
|
|
} |
|
|
} |
|
6044 |
if (iWaveIndex < 0) throw gig::Exception("Could not update crc, could not find sample"); |
if (iWaveIndex < 0) throw gig::Exception("Could not update crc, could not find sample"); |
6045 |
|
|
6046 |
// write the CRC-32 checksum to disk |
// write the CRC-32 checksum to disk |
6047 |
_3crc->SetPos(iWaveIndex * 8); |
_3crc->SetPos(iWaveIndex * 8); |
6048 |
uint32_t tmp = 1; |
uint32_t one = 1; |
6049 |
_3crc->WriteUint32(&tmp); // unknown, always 1? |
_3crc->WriteUint32(&one); // always 1 |
6050 |
_3crc->WriteUint32(&crc); |
_3crc->WriteUint32(&crc); |
6051 |
} |
} |
6052 |
|
|
6053 |
|
uint32_t File::GetSampleChecksum(Sample* pSample) { |
6054 |
|
// get the index of the sample |
6055 |
|
int iWaveIndex = GetWaveTableIndexOf(pSample); |
6056 |
|
if (iWaveIndex < 0) throw gig::Exception("Could not retrieve reference crc of sample, could not resolve sample's wave table index"); |
6057 |
|
|
6058 |
|
return GetSampleChecksumByIndex(iWaveIndex); |
6059 |
|
} |
6060 |
|
|
6061 |
|
uint32_t File::GetSampleChecksumByIndex(int index) { |
6062 |
|
if (index < 0) throw gig::Exception("Could not retrieve reference crc of sample, invalid wave pool index of sample"); |
6063 |
|
|
6064 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
6065 |
|
if (!_3crc) throw gig::Exception("Could not retrieve reference crc of sample, no checksums stored for this file yet"); |
6066 |
|
uint8_t* pData = (uint8_t*) _3crc->LoadChunkData(); |
6067 |
|
if (!pData) throw gig::Exception("Could not retrieve reference crc of sample, no checksums stored for this file yet"); |
6068 |
|
|
6069 |
|
// read the CRC-32 checksum directly from disk |
6070 |
|
size_t pos = index * 8; |
6071 |
|
if (pos + 8 > _3crc->GetNewSize()) |
6072 |
|
throw gig::Exception("Could not retrieve reference crc of sample, could not seek to required position in crc chunk"); |
6073 |
|
|
6074 |
|
uint32_t one = load32(&pData[pos]); // always 1 |
6075 |
|
if (one != 1) |
6076 |
|
throw gig::Exception("Could not retrieve reference crc of sample, because reference checksum table is damaged"); |
6077 |
|
|
6078 |
|
return load32(&pData[pos+4]); |
6079 |
|
} |
6080 |
|
|
6081 |
|
int File::GetWaveTableIndexOf(gig::Sample* pSample) { |
6082 |
|
if (!pSamples) GetFirstSample(); // make sure sample chunks were scanned |
6083 |
|
File::SampleList::iterator iter = pSamples->begin(); |
6084 |
|
File::SampleList::iterator end = pSamples->end(); |
6085 |
|
for (int index = 0; iter != end; ++iter, ++index) |
6086 |
|
if (*iter == pSample) |
6087 |
|
return index; |
6088 |
|
return -1; |
6089 |
|
} |
6090 |
|
|
6091 |
|
/** |
6092 |
|
* Checks whether the file's "3CRC" chunk was damaged. This chunk contains |
6093 |
|
* the CRC32 check sums of all samples' raw wave data. |
6094 |
|
* |
6095 |
|
* @return true if 3CRC chunk is OK, or false if 3CRC chunk is damaged |
6096 |
|
*/ |
6097 |
|
bool File::VerifySampleChecksumTable() { |
6098 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
6099 |
|
if (!_3crc) return false; |
6100 |
|
if (_3crc->GetNewSize() <= 0) return false; |
6101 |
|
if (_3crc->GetNewSize() % 8) return false; |
6102 |
|
if (!pSamples) GetFirstSample(); // make sure sample chunks were scanned |
6103 |
|
if (_3crc->GetNewSize() != pSamples->size() * 8) return false; |
6104 |
|
|
6105 |
|
const file_offset_t n = _3crc->GetNewSize() / 8; |
6106 |
|
|
6107 |
|
uint32_t* pData = (uint32_t*) _3crc->LoadChunkData(); |
6108 |
|
if (!pData) return false; |
6109 |
|
|
6110 |
|
for (file_offset_t i = 0; i < n; ++i) { |
6111 |
|
uint32_t one = pData[i*2]; |
6112 |
|
if (one != 1) return false; |
6113 |
|
} |
6114 |
|
|
6115 |
|
return true; |
6116 |
|
} |
6117 |
|
|
6118 |
|
/** |
6119 |
|
* Recalculates CRC32 checksums for all samples and rebuilds this gig |
6120 |
|
* file's checksum table with those new checksums. This might usually |
6121 |
|
* just be necessary if the checksum table was damaged. |
6122 |
|
* |
6123 |
|
* @e IMPORTANT: The current implementation of this method only works |
6124 |
|
* with files that have not been modified since it was loaded, because |
6125 |
|
* it expects that no externally caused file structure changes are |
6126 |
|
* required! |
6127 |
|
* |
6128 |
|
* Due to the expectation above, this method is currently protected |
6129 |
|
* and actually only used by the command line tool "gigdump" yet. |
6130 |
|
* |
6131 |
|
* @returns true if Save() is required to be called after this call, |
6132 |
|
* false if no further action is required |
6133 |
|
*/ |
6134 |
|
bool File::RebuildSampleChecksumTable() { |
6135 |
|
// make sure sample chunks were scanned |
6136 |
|
if (!pSamples) GetFirstSample(); |
6137 |
|
|
6138 |
|
bool bRequiresSave = false; |
6139 |
|
|
6140 |
|
// make sure "3CRC" chunk exists with required size |
6141 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
6142 |
|
if (!_3crc) { |
6143 |
|
_3crc = pRIFF->AddSubChunk(CHUNK_ID_3CRC, pSamples->size() * 8); |
6144 |
|
// the order of einf and 3crc is not the same in v2 and v3 |
6145 |
|
RIFF::Chunk* einf = pRIFF->GetSubChunk(CHUNK_ID_EINF); |
6146 |
|
if (einf && pVersion && pVersion->major > 2) pRIFF->MoveSubChunk(_3crc, einf); |
6147 |
|
bRequiresSave = true; |
6148 |
|
} else if (_3crc->GetNewSize() != pSamples->size() * 8) { |
6149 |
|
_3crc->Resize(pSamples->size() * 8); |
6150 |
|
bRequiresSave = true; |
6151 |
|
} |
6152 |
|
|
6153 |
|
if (bRequiresSave) { // refill CRC table for all samples in RAM ... |
6154 |
|
uint32_t* pData = (uint32_t*) _3crc->LoadChunkData(); |
6155 |
|
{ |
6156 |
|
File::SampleList::iterator iter = pSamples->begin(); |
6157 |
|
File::SampleList::iterator end = pSamples->end(); |
6158 |
|
for (; iter != end; ++iter) { |
6159 |
|
gig::Sample* pSample = (gig::Sample*) *iter; |
6160 |
|
int index = GetWaveTableIndexOf(pSample); |
6161 |
|
if (index < 0) throw gig::Exception("Could not rebuild crc table for samples, wave table index of a sample could not be resolved"); |
6162 |
|
pData[index*2] = 1; // always 1 |
6163 |
|
pData[index*2+1] = pSample->CalculateWaveDataChecksum(); |
6164 |
|
} |
6165 |
|
} |
6166 |
|
} else { // no file structure changes necessary, so directly write to disk and we are done ... |
6167 |
|
// make sure file is in write mode |
6168 |
|
pRIFF->SetMode(RIFF::stream_mode_read_write); |
6169 |
|
{ |
6170 |
|
File::SampleList::iterator iter = pSamples->begin(); |
6171 |
|
File::SampleList::iterator end = pSamples->end(); |
6172 |
|
for (; iter != end; ++iter) { |
6173 |
|
gig::Sample* pSample = (gig::Sample*) *iter; |
6174 |
|
int index = GetWaveTableIndexOf(pSample); |
6175 |
|
if (index < 0) throw gig::Exception("Could not rebuild crc table for samples, wave table index of a sample could not be resolved"); |
6176 |
|
pSample->crc = pSample->CalculateWaveDataChecksum(); |
6177 |
|
SetSampleChecksum(pSample, pSample->crc); |
6178 |
|
} |
6179 |
|
} |
6180 |
|
} |
6181 |
|
|
6182 |
|
return bRequiresSave; |
6183 |
|
} |
6184 |
|
|
6185 |
Group* File::GetFirstGroup() { |
Group* File::GetFirstGroup() { |
6186 |
if (!pGroups) LoadGroups(); |
if (!pGroups) LoadGroups(); |
6187 |
// there must always be at least one group |
// there must always be at least one group |
6292 |
RIFF::Chunk* ck = lst3gnl->GetFirstSubChunk(); |
RIFF::Chunk* ck = lst3gnl->GetFirstSubChunk(); |
6293 |
while (ck) { |
while (ck) { |
6294 |
if (ck->GetChunkID() == CHUNK_ID_3GNM) { |
if (ck->GetChunkID() == CHUNK_ID_3GNM) { |
6295 |
if (pVersion && pVersion->major == 3 && |
if (pVersion && pVersion->major > 2 && |
6296 |
strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) break; |
strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) break; |
6297 |
|
|
6298 |
pGroups->push_back(new Group(this, ck)); |
pGroups->push_back(new Group(this, ck)); |
6404 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
6405 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
6406 |
* |
* |
6407 |
|
* @param pProgress - callback function for progress notification |
6408 |
* @throws Exception - on errors |
* @throws Exception - on errors |
6409 |
*/ |
*/ |
6410 |
void File::UpdateChunks() { |
void File::UpdateChunks(progress_t* pProgress) { |
6411 |
bool newFile = pRIFF->GetSubList(LIST_TYPE_INFO) == NULL; |
bool newFile = pRIFF->GetSubList(LIST_TYPE_INFO) == NULL; |
6412 |
|
|
|
b64BitWavePoolOffsets = pVersion && pVersion->major == 3; |
|
|
|
|
6413 |
// update own gig format extension chunks |
// update own gig format extension chunks |
6414 |
// (not part of the GigaStudio 4 format) |
// (not part of the GigaStudio 4 format) |
6415 |
// |
RIFF::List* lst3LS = pRIFF->GetSubList(LIST_TYPE_3LS); |
6416 |
|
if (!lst3LS) { |
6417 |
|
lst3LS = pRIFF->AddSubList(LIST_TYPE_3LS); |
6418 |
|
} |
6419 |
|
// Make sure <3LS > chunk is placed before <ptbl> chunk. The precise |
6420 |
|
// location of <3LS > is irrelevant, however it should be located |
6421 |
|
// before the actual wave data |
6422 |
|
RIFF::Chunk* ckPTBL = pRIFF->GetSubChunk(CHUNK_ID_PTBL); |
6423 |
|
pRIFF->MoveSubChunk(lst3LS, ckPTBL); |
6424 |
|
|
6425 |
// This must be performed before writing the chunks for instruments, |
// This must be performed before writing the chunks for instruments, |
6426 |
// because the instruments' script slots will write the file offsets |
// because the instruments' script slots will write the file offsets |
6427 |
// of the respective instrument script chunk as reference. |
// of the respective instrument script chunk as reference. |
6428 |
if (pScriptGroups) { |
if (pScriptGroups) { |
6429 |
RIFF::List* lst3LS = pRIFF->GetSubList(LIST_TYPE_3LS); |
// Update instrument script (group) chunks. |
6430 |
if (pScriptGroups->empty()) { |
for (std::list<ScriptGroup*>::iterator it = pScriptGroups->begin(); |
6431 |
if (lst3LS) pRIFF->DeleteSubChunk(lst3LS); |
it != pScriptGroups->end(); ++it) |
6432 |
} else { |
{ |
6433 |
if (!lst3LS) lst3LS = pRIFF->AddSubList(LIST_TYPE_3LS); |
(*it)->UpdateChunks(pProgress); |
|
|
|
|
// Update instrument script (group) chunks. |
|
|
|
|
|
for (std::list<ScriptGroup*>::iterator it = pScriptGroups->begin(); |
|
|
it != pScriptGroups->end(); ++it) |
|
|
{ |
|
|
(*it)->UpdateChunks(); |
|
|
} |
|
6434 |
} |
} |
6435 |
} |
} |
6436 |
|
|
6437 |
|
// in case no libgig custom format data was added, then remove the |
6438 |
|
// custom "3LS " chunk again |
6439 |
|
if (!lst3LS->CountSubChunks()) { |
6440 |
|
pRIFF->DeleteSubChunk(lst3LS); |
6441 |
|
lst3LS = NULL; |
6442 |
|
} |
6443 |
|
|
6444 |
// first update base class's chunks |
// first update base class's chunks |
6445 |
DLS::File::UpdateChunks(); |
DLS::File::UpdateChunks(pProgress); |
6446 |
|
|
6447 |
if (newFile) { |
if (newFile) { |
6448 |
// INFO was added by Resource::UpdateChunks - make sure it |
// INFO was added by Resource::UpdateChunks - make sure it |
6468 |
|
|
6469 |
// v3: make sure the file has 128 3gnm chunks |
// v3: make sure the file has 128 3gnm chunks |
6470 |
// (before updating the Group chunks) |
// (before updating the Group chunks) |
6471 |
if (pVersion && pVersion->major == 3) { |
if (pVersion && pVersion->major > 2) { |
6472 |
RIFF::Chunk* _3gnm = _3gnl->GetFirstSubChunk(); |
RIFF::Chunk* _3gnm = _3gnl->GetFirstSubChunk(); |
6473 |
for (int i = 0 ; i < 128 ; i++) { |
for (int i = 0 ; i < 128 ; i++) { |
6474 |
if (i >= pGroups->size()) ::SaveString(CHUNK_ID_3GNM, _3gnm, _3gnl, "", "", true, 64); |
if (i >= pGroups->size()) ::SaveString(CHUNK_ID_3GNM, _3gnm, _3gnl, "", "", true, 64); |
6479 |
std::list<Group*>::iterator iter = pGroups->begin(); |
std::list<Group*>::iterator iter = pGroups->begin(); |
6480 |
std::list<Group*>::iterator end = pGroups->end(); |
std::list<Group*>::iterator end = pGroups->end(); |
6481 |
for (; iter != end; ++iter) { |
for (; iter != end; ++iter) { |
6482 |
(*iter)->UpdateChunks(); |
(*iter)->UpdateChunks(pProgress); |
6483 |
} |
} |
6484 |
} |
} |
6485 |
|
|
6499 |
// Note that there are several fields with unknown use. These |
// Note that there are several fields with unknown use. These |
6500 |
// are set to zero. |
// are set to zero. |
6501 |
|
|
6502 |
int sublen = pSamples->size() / 8 + 49; |
int sublen = int(pSamples->size() / 8 + 49); |
6503 |
int einfSize = (Instruments + 1) * sublen; |
int einfSize = (Instruments + 1) * sublen; |
6504 |
|
|
6505 |
RIFF::Chunk* einf = pRIFF->GetSubChunk(CHUNK_ID_EINF); |
RIFF::Chunk* einf = pRIFF->GetSubChunk(CHUNK_ID_EINF); |
6572 |
store32(&pData[(instrumentIdx + 1) * sublen + 24], nbloops); |
store32(&pData[(instrumentIdx + 1) * sublen + 24], nbloops); |
6573 |
// next 8 bytes unknown |
// next 8 bytes unknown |
6574 |
store32(&pData[(instrumentIdx + 1) * sublen + 36], instrumentIdx); |
store32(&pData[(instrumentIdx + 1) * sublen + 36], instrumentIdx); |
6575 |
store32(&pData[(instrumentIdx + 1) * sublen + 40], pSamples->size()); |
store32(&pData[(instrumentIdx + 1) * sublen + 40], (uint32_t) pSamples->size()); |
6576 |
// next 4 bytes unknown |
// next 4 bytes unknown |
6577 |
|
|
6578 |
totnbregions += instrument->Regions; |
totnbregions += instrument->Regions; |
6590 |
store32(&pData[24], totnbloops); |
store32(&pData[24], totnbloops); |
6591 |
// next 8 bytes unknown |
// next 8 bytes unknown |
6592 |
// next 4 bytes unknown, not always 0 |
// next 4 bytes unknown, not always 0 |
6593 |
store32(&pData[40], pSamples->size()); |
store32(&pData[40], (uint32_t) pSamples->size()); |
6594 |
// next 4 bytes unknown |
// next 4 bytes unknown |
6595 |
} |
} |
6596 |
|
|
6597 |
// update 3crc chunk |
// update 3crc chunk |
6598 |
|
|
6599 |
// The 3crc chunk contains CRC-32 checksums for the |
// The 3crc chunk contains CRC-32 checksums for the |
6600 |
// samples. The actual checksum values will be filled in |
// samples. When saving a gig file to disk, we first update the 3CRC |
6601 |
// later, by Sample::Write. |
// chunk here (in RAM) with the old crc values which we read from the |
6602 |
|
// 3CRC chunk when we opened the file (available with gig::Sample::crc |
6603 |
|
// member variable). This step is required, because samples might have |
6604 |
|
// been deleted by the user since the file was opened, which in turn |
6605 |
|
// changes the order of the (i.e. old) checksums within the 3crc chunk. |
6606 |
|
// If a sample was conciously modified by the user (that is if |
6607 |
|
// Sample::Write() was called later on) then Sample::Write() will just |
6608 |
|
// update the respective individual checksum(s) directly on disk and |
6609 |
|
// leaves all other sample checksums untouched. |
6610 |
|
|
6611 |
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
6612 |
if (_3crc) { |
if (_3crc) { |
6613 |
_3crc->Resize(pSamples->size() * 8); |
_3crc->Resize(pSamples->size() * 8); |
6614 |
} else if (newFile) { |
} else /*if (newFile)*/ { |
6615 |
_3crc = pRIFF->AddSubChunk(CHUNK_ID_3CRC, pSamples->size() * 8); |
_3crc = pRIFF->AddSubChunk(CHUNK_ID_3CRC, pSamples->size() * 8); |
|
_3crc->LoadChunkData(); |
|
|
|
|
6616 |
// the order of einf and 3crc is not the same in v2 and v3 |
// the order of einf and 3crc is not the same in v2 and v3 |
6617 |
if (einf && pVersion && pVersion->major == 3) pRIFF->MoveSubChunk(_3crc, einf); |
if (einf && pVersion && pVersion->major > 2) pRIFF->MoveSubChunk(_3crc, einf); |
6618 |
|
} |
6619 |
|
{ // must be performed in RAM here ... |
6620 |
|
uint32_t* pData = (uint32_t*) _3crc->LoadChunkData(); |
6621 |
|
if (pData) { |
6622 |
|
File::SampleList::iterator iter = pSamples->begin(); |
6623 |
|
File::SampleList::iterator end = pSamples->end(); |
6624 |
|
for (int index = 0; iter != end; ++iter, ++index) { |
6625 |
|
gig::Sample* pSample = (gig::Sample*) *iter; |
6626 |
|
pData[index*2] = 1; // always 1 |
6627 |
|
pData[index*2+1] = pSample->crc; |
6628 |
|
} |
6629 |
|
} |
6630 |
} |
} |
6631 |
} |
} |
6632 |
|
|
6672 |
// *************** Exception *************** |
// *************** Exception *************** |
6673 |
// * |
// * |
6674 |
|
|
6675 |
Exception::Exception(String Message) : DLS::Exception(Message) { |
Exception::Exception() : DLS::Exception() { |
6676 |
|
} |
6677 |
|
|
6678 |
|
Exception::Exception(String format, ...) : DLS::Exception() { |
6679 |
|
va_list arg; |
6680 |
|
va_start(arg, format); |
6681 |
|
Message = assemble(format, arg); |
6682 |
|
va_end(arg); |
6683 |
|
} |
6684 |
|
|
6685 |
|
Exception::Exception(String format, va_list arg) : DLS::Exception() { |
6686 |
|
Message = assemble(format, arg); |
6687 |
} |
} |
6688 |
|
|
6689 |
void Exception::PrintMessage() { |
void Exception::PrintMessage() { |