/[svn]/libgig/trunk/src/gig.cpp
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revision 3112 by schoenebeck, Wed Feb 15 13:21:31 2017 UTC revision 3198 by schoenebeck, Sun May 21 12:46:05 2017 UTC
# Line 2  Line 2 
2   *                                                                         *   *                                                                         *
3   *   libgig - C++ cross-platform Gigasampler format file access library    *   *   libgig - C++ cross-platform Gigasampler format file access library    *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003-2016 by Christian Schoenebeck                      *   *   Copyright (C) 2003-2017 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  *
# Line 24  Line 24 
24  #include "gig.h"  #include "gig.h"
25    
26  #include "helper.h"  #include "helper.h"
27    #include "Serialization.h"
28    
29  #include <algorithm>  #include <algorithm>
30  #include <math.h>  #include <math.h>
# Line 55  Line 56 
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    
59    #define SRLZ(member) \
60        archive->serializeMember(*this, member, #member);
61    
62  namespace gig {  namespace gig {
63    
64  // *************** Internal functions for sample decompression ***************  // *************** Internal functions for sample decompression ***************
# Line 269  namespace { Line 273  namespace {
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
# Line 286  namespace { Line 290  namespace {
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    
297    
# Line 315  namespace { Line 319  namespace {
319    
320    
321    
322    // *************** leverage_ctrl_t ***************
323    // *
324    
325        void leverage_ctrl_t::serialize(Serialization::Archive* archive) {
326            SRLZ(type);
327            SRLZ(controller_number);
328        }
329    
330    
331    
332    // *************** crossfade_t ***************
333    // *
334    
335        void crossfade_t::serialize(Serialization::Archive* archive) {
336            SRLZ(in_start);
337            SRLZ(in_end);
338            SRLZ(out_start);
339            SRLZ(out_end);
340        }
341    
342    
343    
344  // *************** Sample ***************  // *************** Sample ***************
345  // *  // *
346    
# Line 1294  namespace { Line 1320  namespace {
1320          // if this is the last write, update the checksum chunk in the          // if this is the last write, update the checksum chunk in the
1321          // file          // file
1322          if (pCkData->GetPos() == pCkData->GetSize()) {          if (pCkData->GetPos() == pCkData->GetSize()) {
1323                __finalizeCRC(crc);
1324              File* pFile = static_cast<File*>(GetParent());              File* pFile = static_cast<File*>(GetParent());
1325              pFile->SetSampleChecksum(this, __encodeCRC(crc));              pFile->SetSampleChecksum(this, crc);
1326          }          }
1327          return res;          return res;
1328      }      }
# Line 1416  namespace { Line 1443  namespace {
1443              if (nRead <= 0) break;              if (nRead <= 0) break;
1444              __calculateCRC(&buffer[0], nRead * FrameSize, crc);              __calculateCRC(&buffer[0], nRead * FrameSize, crc);
1445          }          }
1446          __encodeCRC(crc);          __finalizeCRC(crc);
1447          return crc;          return crc;
1448      }      }
1449    
# Line 1789  namespace { Line 1816  namespace {
1816          }          }
1817      }      }
1818    
1819        void DimensionRegion::serialize(Serialization::Archive* archive) {
1820            // in case this class will become backward incompatible one day,
1821            // then set a version and minimum version for this class like:
1822            //archive->setVersion(*this, 2);
1823            //archive->setMinVersion(*this, 1);
1824    
1825            SRLZ(VelocityUpperLimit);
1826            SRLZ(EG1PreAttack);
1827            SRLZ(EG1Attack);
1828            SRLZ(EG1Decay1);
1829            SRLZ(EG1Decay2);
1830            SRLZ(EG1InfiniteSustain);
1831            SRLZ(EG1Sustain);
1832            SRLZ(EG1Release);
1833            SRLZ(EG1Hold);
1834            SRLZ(EG1Controller);
1835            SRLZ(EG1ControllerInvert);
1836            SRLZ(EG1ControllerAttackInfluence);
1837            SRLZ(EG1ControllerDecayInfluence);
1838            SRLZ(EG1ControllerReleaseInfluence);
1839            SRLZ(LFO1Frequency);
1840            SRLZ(LFO1InternalDepth);
1841            SRLZ(LFO1ControlDepth);
1842            SRLZ(LFO1Controller);
1843            SRLZ(LFO1FlipPhase);
1844            SRLZ(LFO1Sync);
1845            SRLZ(EG2PreAttack);
1846            SRLZ(EG2Attack);
1847            SRLZ(EG2Decay1);
1848            SRLZ(EG2Decay2);
1849            SRLZ(EG2InfiniteSustain);
1850            SRLZ(EG2Sustain);
1851            SRLZ(EG2Release);
1852            SRLZ(EG2Controller);
1853            SRLZ(EG2ControllerInvert);
1854            SRLZ(EG2ControllerAttackInfluence);
1855            SRLZ(EG2ControllerDecayInfluence);
1856            SRLZ(EG2ControllerReleaseInfluence);
1857            SRLZ(LFO2Frequency);
1858            SRLZ(LFO2InternalDepth);
1859            SRLZ(LFO2ControlDepth);
1860            SRLZ(LFO2Controller);
1861            SRLZ(LFO2FlipPhase);
1862            SRLZ(LFO2Sync);
1863            SRLZ(EG3Attack);
1864            SRLZ(EG3Depth);
1865            SRLZ(LFO3Frequency);
1866            SRLZ(LFO3InternalDepth);
1867            SRLZ(LFO3ControlDepth);
1868            SRLZ(LFO3Controller);
1869            SRLZ(LFO3Sync);
1870            SRLZ(VCFEnabled);
1871            SRLZ(VCFType);
1872            SRLZ(VCFCutoffController);
1873            SRLZ(VCFCutoffControllerInvert);
1874            SRLZ(VCFCutoff);
1875            SRLZ(VCFVelocityCurve);
1876            SRLZ(VCFVelocityScale);
1877            SRLZ(VCFVelocityDynamicRange);
1878            SRLZ(VCFResonance);
1879            SRLZ(VCFResonanceDynamic);
1880            SRLZ(VCFResonanceController);
1881            SRLZ(VCFKeyboardTracking);
1882            SRLZ(VCFKeyboardTrackingBreakpoint);
1883            SRLZ(VelocityResponseCurve);
1884            SRLZ(VelocityResponseDepth);
1885            SRLZ(VelocityResponseCurveScaling);
1886            SRLZ(ReleaseVelocityResponseCurve);
1887            SRLZ(ReleaseVelocityResponseDepth);
1888            SRLZ(ReleaseTriggerDecay);
1889            SRLZ(Crossfade);
1890            SRLZ(PitchTrack);
1891            SRLZ(DimensionBypass);
1892            SRLZ(Pan);
1893            SRLZ(SelfMask);
1894            SRLZ(AttenuationController);
1895            SRLZ(InvertAttenuationController);
1896            SRLZ(AttenuationControllerThreshold);
1897            SRLZ(ChannelOffset);
1898            SRLZ(SustainDefeat);
1899            SRLZ(MSDecode);
1900            //SRLZ(SampleStartOffset);
1901            SRLZ(SampleAttenuation);
1902    
1903            // derived attributes from DLS::Sampler
1904            SRLZ(FineTune);
1905            SRLZ(Gain);
1906        }
1907    
1908      /**      /**
1909       * Updates the respective member variable and updates @c SampleAttenuation       * Updates the respective member variable and updates @c SampleAttenuation
1910       * which depends on this value.       * which depends on this value.
# Line 2503  namespace { Line 2619  namespace {
2619    
2620              // unknown controller type              // unknown controller type
2621              default:              default:
2622                  throw gig::Exception("Unknown leverage controller type.");                  throw gig::Exception("Unknown leverage controller type (0x%x).", EncodedController);
2623          }          }
2624          return decodedcontroller;          return decodedcontroller;
2625      }      }
# Line 4246  namespace { Line 4362  namespace {
4362          // recalculate CRC32 check sum          // recalculate CRC32 check sum
4363          __resetCRC(crc);          __resetCRC(crc);
4364          __calculateCRC(&data[0], data.size(), crc);          __calculateCRC(&data[0], data.size(), crc);
4365          __encodeCRC(crc);          __finalizeCRC(crc);
4366          // make sure chunk exists and has the required size          // make sure chunk exists and has the required size
4367          const file_offset_t chunkSize = (file_offset_t) 7*sizeof(int32_t) + Name.size() + data.size();          const file_offset_t chunkSize = (file_offset_t) 7*sizeof(int32_t) + Name.size() + data.size();
4368          if (!pChunk) pChunk = pGroup->pList->AddSubChunk(CHUNK_ID_SCRI, chunkSize);          if (!pChunk) pChunk = pGroup->pList->AddSubChunk(CHUNK_ID_SCRI, chunkSize);
# Line 4297  namespace { Line 4413  namespace {
4413          return pGroup;          return pGroup;
4414      }      }
4415    
4416        /**
4417         * Make a (semi) deep copy of the Script object given by @a orig
4418         * and assign it to this object. Note: the ScriptGroup this Script
4419         * object belongs to remains untouched by this call.
4420         *
4421         * @param orig - original Script object to be copied from
4422         */
4423        void Script::CopyAssign(const Script* orig) {
4424            Name        = orig->Name;
4425            Compression = orig->Compression;
4426            Encoding    = orig->Encoding;
4427            Language    = orig->Language;
4428            Bypass      = orig->Bypass;
4429            data        = orig->data;
4430        }
4431    
4432      void Script::RemoveAllScriptReferences() {      void Script::RemoveAllScriptReferences() {
4433          File* pFile = pGroup->pFile;          File* pFile = pGroup->pFile;
4434          for (int i = 0; pFile->GetInstrument(i); ++i) {          for (int i = 0; pFile->GetInstrument(i); ++i) {
# Line 5612  namespace { Line 5744  namespace {
5744              mGroups[pFile->GetSample(i)->GetGroup()]->AddSample(s);              mGroups[pFile->GetSample(i)->GetGroup()]->AddSample(s);
5745              mSamples[pFile->GetSample(i)] = s;              mSamples[pFile->GetSample(i)] = s;
5746          }          }
5747            
5748            // clone script groups and their scripts
5749            for (int iGroup = 0; pFile->GetScriptGroup(iGroup); ++iGroup) {
5750                ScriptGroup* sg = pFile->GetScriptGroup(iGroup);
5751                ScriptGroup* dg = AddScriptGroup();
5752                dg->Name = "COPY" + ToString(iCallCount) + "_" + sg->Name;
5753                for (int iScript = 0; sg->GetScript(iScript); ++iScript) {
5754                    Script* ss = sg->GetScript(iScript);
5755                    Script* ds = dg->AddScript();
5756                    ds->CopyAssign(ss);
5757                }
5758            }
5759    
5760          //BUG: For some reason this method only works with this additional          //BUG: For some reason this method only works with this additional
5761          //     Save() call in between here.          //     Save() call in between here.
5762          //          //
# Line 6329  namespace { Line 6473  namespace {
6473  // *************** Exception ***************  // *************** Exception ***************
6474  // *  // *
6475    
6476      Exception::Exception(String Message) : DLS::Exception(Message) {      Exception::Exception() : DLS::Exception() {
6477        }
6478    
6479        Exception::Exception(String format, ...) : DLS::Exception() {
6480            va_list arg;
6481            va_start(arg, format);
6482            Message = assemble(format, arg);
6483            va_end(arg);
6484        }
6485    
6486        Exception::Exception(String format, va_list arg) : DLS::Exception() {
6487            Message = assemble(format, arg);
6488      }      }
6489    
6490      void Exception::PrintMessage() {      void Exception::PrintMessage() {
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