/[svn]/libgig/trunk/src/DLS.cpp
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Annotation of /libgig/trunk/src/DLS.cpp

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Revision 1106 - (hide annotations) (download)
Sun Mar 18 19:38:47 2007 UTC (17 years ago) by schoenebeck
File size: 61496 byte(s)
* fixed exceptions which occured when trying to save a new instrument:
    - override the gig::Regions sample reference simply by the region's
      first dimension region's sample
    - fixed software info field which was wrongly stored on instruments

1 schoenebeck 2 /***************************************************************************
2     * *
3 schoenebeck 933 * libgig - C++ cross-platform Gigasampler format file access library *
4 schoenebeck 2 * *
5 schoenebeck 1050 * Copyright (C) 2003-2007 by Christian Schoenebeck *
6 schoenebeck 384 * <cuse@users.sourceforge.net> *
7 schoenebeck 2 * *
8     * This library is free software; you can redistribute it and/or modify *
9     * it under the terms of the GNU General Public License as published by *
10     * the Free Software Foundation; either version 2 of the License, or *
11     * (at your option) any later version. *
12     * *
13     * This library is distributed in the hope that it will be useful, *
14     * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16     * GNU General Public License for more details. *
17     * *
18     * You should have received a copy of the GNU General Public License *
19     * along with this library; if not, write to the Free Software *
20     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21     * MA 02111-1307 USA *
22     ***************************************************************************/
23    
24     #include "DLS.h"
25    
26 schoenebeck 800 #include <time.h>
27    
28     #include "helper.h"
29    
30     // macros to decode connection transforms
31     #define CONN_TRANSFORM_SRC(x) ((x >> 10) & 0x000F)
32     #define CONN_TRANSFORM_CTL(x) ((x >> 4) & 0x000F)
33     #define CONN_TRANSFORM_DST(x) (x & 0x000F)
34     #define CONN_TRANSFORM_BIPOLAR_SRC(x) (x & 0x4000)
35     #define CONN_TRANSFORM_BIPOLAR_CTL(x) (x & 0x0100)
36     #define CONN_TRANSFORM_INVERT_SRC(x) (x & 0x8000)
37     #define CONN_TRANSFORM_INVERT_CTL(x) (x & 0x0200)
38    
39     // macros to encode connection transforms
40     #define CONN_TRANSFORM_SRC_ENCODE(x) ((x & 0x000F) << 10)
41     #define CONN_TRANSFORM_CTL_ENCODE(x) ((x & 0x000F) << 4)
42     #define CONN_TRANSFORM_DST_ENCODE(x) (x & 0x000F)
43     #define CONN_TRANSFORM_BIPOLAR_SRC_ENCODE(x) ((x) ? 0x4000 : 0)
44     #define CONN_TRANSFORM_BIPOLAR_CTL_ENCODE(x) ((x) ? 0x0100 : 0)
45     #define CONN_TRANSFORM_INVERT_SRC_ENCODE(x) ((x) ? 0x8000 : 0)
46     #define CONN_TRANSFORM_INVERT_CTL_ENCODE(x) ((x) ? 0x0200 : 0)
47    
48 persson 918 #define DRUM_TYPE_MASK 0x80000000
49 schoenebeck 800
50     #define F_RGN_OPTION_SELFNONEXCLUSIVE 0x0001
51    
52     #define F_WAVELINK_PHASE_MASTER 0x0001
53     #define F_WAVELINK_MULTICHANNEL 0x0002
54    
55     #define F_WSMP_NO_TRUNCATION 0x0001
56     #define F_WSMP_NO_COMPRESSION 0x0002
57    
58     #define MIDI_BANK_COARSE(x) ((x & 0x00007F00) >> 8) // CC0
59     #define MIDI_BANK_FINE(x) (x & 0x0000007F) // CC32
60     #define MIDI_BANK_MERGE(coarse, fine) ((((uint16_t) coarse) << 7) | fine) // CC0 + CC32
61     #define MIDI_BANK_ENCODE(coarse, fine) (((coarse & 0x0000007F) << 8) | (fine & 0x0000007F))
62    
63 schoenebeck 2 namespace DLS {
64    
65     // *************** Connection ***************
66     // *
67    
68     void Connection::Init(conn_block_t* Header) {
69     Source = (conn_src_t) Header->source;
70     Control = (conn_src_t) Header->control;
71     Destination = (conn_dst_t) Header->destination;
72     Scale = Header->scale;
73     SourceTransform = (conn_trn_t) CONN_TRANSFORM_SRC(Header->transform);
74     ControlTransform = (conn_trn_t) CONN_TRANSFORM_CTL(Header->transform);
75     DestinationTransform = (conn_trn_t) CONN_TRANSFORM_DST(Header->transform);
76     SourceInvert = CONN_TRANSFORM_INVERT_SRC(Header->transform);
77     SourceBipolar = CONN_TRANSFORM_BIPOLAR_SRC(Header->transform);
78     ControlInvert = CONN_TRANSFORM_INVERT_CTL(Header->transform);
79     ControlBipolar = CONN_TRANSFORM_BIPOLAR_CTL(Header->transform);
80     }
81    
82 schoenebeck 800 Connection::conn_block_t Connection::ToConnBlock() {
83     conn_block_t c;
84     c.source = Source;
85     c.control = Control;
86     c.destination = Destination;
87     c.scale = Scale;
88     c.transform = CONN_TRANSFORM_SRC_ENCODE(SourceTransform) |
89     CONN_TRANSFORM_CTL_ENCODE(ControlTransform) |
90     CONN_TRANSFORM_DST_ENCODE(DestinationTransform) |
91     CONN_TRANSFORM_INVERT_SRC_ENCODE(SourceInvert) |
92     CONN_TRANSFORM_BIPOLAR_SRC_ENCODE(SourceBipolar) |
93     CONN_TRANSFORM_INVERT_CTL_ENCODE(ControlInvert) |
94     CONN_TRANSFORM_BIPOLAR_CTL_ENCODE(ControlBipolar);
95     return c;
96     }
97 schoenebeck 2
98    
99 schoenebeck 800
100 schoenebeck 2 // *************** Articulation ***************
101     // *
102    
103 schoenebeck 800 /** @brief Constructor.
104     *
105     * Expects an 'artl' or 'art2' chunk to be given where the articulation
106     * connections will be read from.
107     *
108     * @param artl - pointer to an 'artl' or 'art2' chunk
109     * @throws Exception if no 'artl' or 'art2' chunk was given
110     */
111     Articulation::Articulation(RIFF::Chunk* artl) {
112     pArticulationCk = artl;
113     if (artl->GetChunkID() != CHUNK_ID_ART2 &&
114     artl->GetChunkID() != CHUNK_ID_ARTL) {
115     throw DLS::Exception("<artl-ck> or <art2-ck> chunk expected");
116 schoenebeck 2 }
117 schoenebeck 800 HeaderSize = artl->ReadUint32();
118     Connections = artl->ReadUint32();
119     artl->SetPos(HeaderSize);
120 schoenebeck 2
121     pConnections = new Connection[Connections];
122     Connection::conn_block_t connblock;
123 schoenebeck 800 for (uint32_t i = 0; i < Connections; i++) {
124     artl->Read(&connblock.source, 1, 2);
125     artl->Read(&connblock.control, 1, 2);
126     artl->Read(&connblock.destination, 1, 2);
127     artl->Read(&connblock.transform, 1, 2);
128     artl->Read(&connblock.scale, 1, 4);
129 schoenebeck 2 pConnections[i].Init(&connblock);
130     }
131     }
132    
133     Articulation::~Articulation() {
134     if (pConnections) delete[] pConnections;
135     }
136    
137 schoenebeck 800 /**
138     * Apply articulation connections to the respective RIFF chunks. You
139     * have to call File::Save() to make changes persistent.
140     */
141     void Articulation::UpdateChunks() {
142     const int iEntrySize = 12; // 12 bytes per connection block
143     pArticulationCk->Resize(HeaderSize + Connections * iEntrySize);
144     uint8_t* pData = (uint8_t*) pArticulationCk->LoadChunkData();
145 persson 918 memcpy(&pData[0], &HeaderSize, 2);
146     memcpy(&pData[2], &Connections, 2);
147 schoenebeck 800 for (uint32_t i = 0; i < Connections; i++) {
148     Connection::conn_block_t c = pConnections[i].ToConnBlock();
149 persson 918 memcpy(&pData[HeaderSize + i * iEntrySize], &c.source, 2);
150     memcpy(&pData[HeaderSize + i * iEntrySize + 2], &c.control, 2);
151     memcpy(&pData[HeaderSize + i * iEntrySize + 4], &c.destination, 2);
152     memcpy(&pData[HeaderSize + i * iEntrySize + 6], &c.transform, 2);
153     memcpy(&pData[HeaderSize + i * iEntrySize + 8], &c.scale, 4);
154 schoenebeck 800 }
155     }
156 schoenebeck 2
157    
158 schoenebeck 800
159 schoenebeck 2 // *************** Articulator ***************
160     // *
161    
162     Articulator::Articulator(RIFF::List* ParentList) {
163     pParentList = ParentList;
164     pArticulations = NULL;
165     }
166    
167     Articulation* Articulator::GetFirstArticulation() {
168     if (!pArticulations) LoadArticulations();
169     if (!pArticulations) return NULL;
170     ArticulationsIterator = pArticulations->begin();
171     return (ArticulationsIterator != pArticulations->end()) ? *ArticulationsIterator : NULL;
172     }
173    
174     Articulation* Articulator::GetNextArticulation() {
175     if (!pArticulations) return NULL;
176     ArticulationsIterator++;
177     return (ArticulationsIterator != pArticulations->end()) ? *ArticulationsIterator : NULL;
178     }
179    
180     void Articulator::LoadArticulations() {
181     // prefer articulation level 2
182     RIFF::List* lart = pParentList->GetSubList(LIST_TYPE_LAR2);
183     if (!lart) lart = pParentList->GetSubList(LIST_TYPE_LART);
184     if (lart) {
185 schoenebeck 800 uint32_t artCkType = (lart->GetListType() == LIST_TYPE_LAR2) ? CHUNK_ID_ART2
186     : CHUNK_ID_ARTL;
187     RIFF::Chunk* art = lart->GetFirstSubChunk();
188 schoenebeck 2 while (art) {
189 schoenebeck 800 if (art->GetChunkID() == artCkType) {
190 schoenebeck 2 if (!pArticulations) pArticulations = new ArticulationList;
191     pArticulations->push_back(new Articulation(art));
192     }
193 schoenebeck 800 art = lart->GetNextSubChunk();
194 schoenebeck 2 }
195     }
196     }
197    
198     Articulator::~Articulator() {
199     if (pArticulations) {
200     ArticulationList::iterator iter = pArticulations->begin();
201     ArticulationList::iterator end = pArticulations->end();
202     while (iter != end) {
203     delete *iter;
204     iter++;
205     }
206     delete pArticulations;
207     }
208     }
209    
210 schoenebeck 800 /**
211     * Apply all articulations to the respective RIFF chunks. You have to
212     * call File::Save() to make changes persistent.
213     */
214     void Articulator::UpdateChunks() {
215 schoenebeck 804 if (pArticulations) {
216     ArticulationList::iterator iter = pArticulations->begin();
217     ArticulationList::iterator end = pArticulations->end();
218     for (; iter != end; ++iter) {
219     (*iter)->UpdateChunks();
220     }
221 schoenebeck 800 }
222     }
223 schoenebeck 2
224    
225 schoenebeck 800
226 schoenebeck 2 // *************** Info ***************
227     // *
228    
229 schoenebeck 800 /** @brief Constructor.
230     *
231 schoenebeck 929 * Initializes the info strings with values provided by an INFO list chunk.
232 schoenebeck 800 *
233 schoenebeck 929 * @param list - pointer to a list chunk which contains an INFO list chunk
234 schoenebeck 800 */
235 schoenebeck 2 Info::Info(RIFF::List* list) {
236 persson 918 UseFixedLengthStrings = false;
237 schoenebeck 800 pResourceListChunk = list;
238 schoenebeck 2 if (list) {
239     RIFF::List* lstINFO = list->GetSubList(LIST_TYPE_INFO);
240     if (lstINFO) {
241     LoadString(CHUNK_ID_INAM, lstINFO, Name);
242     LoadString(CHUNK_ID_IARL, lstINFO, ArchivalLocation);
243     LoadString(CHUNK_ID_ICRD, lstINFO, CreationDate);
244     LoadString(CHUNK_ID_ICMT, lstINFO, Comments);
245     LoadString(CHUNK_ID_IPRD, lstINFO, Product);
246     LoadString(CHUNK_ID_ICOP, lstINFO, Copyright);
247     LoadString(CHUNK_ID_IART, lstINFO, Artists);
248     LoadString(CHUNK_ID_IGNR, lstINFO, Genre);
249     LoadString(CHUNK_ID_IKEY, lstINFO, Keywords);
250     LoadString(CHUNK_ID_IENG, lstINFO, Engineer);
251     LoadString(CHUNK_ID_ITCH, lstINFO, Technician);
252     LoadString(CHUNK_ID_ISFT, lstINFO, Software);
253     LoadString(CHUNK_ID_IMED, lstINFO, Medium);
254     LoadString(CHUNK_ID_ISRC, lstINFO, Source);
255     LoadString(CHUNK_ID_ISRF, lstINFO, SourceForm);
256     LoadString(CHUNK_ID_ICMS, lstINFO, Commissioned);
257 persson 928 LoadString(CHUNK_ID_ISBJ, lstINFO, Subject);
258 schoenebeck 2 }
259     }
260     }
261    
262 schoenebeck 823 Info::~Info() {
263     }
264    
265 schoenebeck 800 /** @brief Load given INFO field.
266     *
267     * Load INFO field from INFO chunk with chunk ID \a ChunkID from INFO
268     * list chunk \a lstINFO and save value to \a s.
269     */
270     void Info::LoadString(uint32_t ChunkID, RIFF::List* lstINFO, String& s) {
271     RIFF::Chunk* ck = lstINFO->GetSubChunk(ChunkID);
272 schoenebeck 929 ::LoadString(ck, s); // function from helper.h
273 schoenebeck 800 }
274 schoenebeck 2
275 schoenebeck 800 /** @brief Apply given INFO field to the respective chunk.
276     *
277     * Apply given info value to info chunk with ID \a ChunkID, which is a
278     * subchunk of INFO list chunk \a lstINFO. If the given chunk already
279 schoenebeck 804 * exists, value \a s will be applied. Otherwise if it doesn't exist yet
280     * and either \a s or \a sDefault is not an empty string, such a chunk
281     * will be created and either \a s or \a sDefault will be applied
282     * (depending on which one is not an empty string, if both are not an
283     * empty string \a s will be preferred).
284 schoenebeck 800 *
285     * @param ChunkID - 32 bit RIFF chunk ID of INFO subchunk
286     * @param lstINFO - parent (INFO) RIFF list chunk
287     * @param s - current value of info field
288     * @param sDefault - default value
289 schoenebeck 929 * @param bUseFixedLengthStrings - should a specific string size be forced in the chunk?
290     * @param size - wanted size of the INFO chunk. This is ignored if bUseFixedLengthStrings is false.
291 schoenebeck 800 */
292 schoenebeck 929 void Info::SaveString(uint32_t ChunkID, RIFF::List* lstINFO, const String& s, const String& sDefault, bool bUseFixedLengthStrings, int size) {
293 schoenebeck 800 RIFF::Chunk* ck = lstINFO->GetSubChunk(ChunkID);
294 schoenebeck 929 ::SaveString(ChunkID, ck, lstINFO, s, sDefault, bUseFixedLengthStrings, size); // function from helper.h
295 schoenebeck 800 }
296 schoenebeck 2
297 schoenebeck 800 /** @brief Update chunks with current info values.
298     *
299     * Apply current INFO field values to the respective INFO chunks. You
300     * have to call File::Save() to make changes persistent.
301     */
302     void Info::UpdateChunks() {
303     if (!pResourceListChunk) return;
304    
305     // make sure INFO list chunk exists
306     RIFF::List* lstINFO = pResourceListChunk->GetSubList(LIST_TYPE_INFO);
307    
308 persson 918 String defaultName = "";
309     String defaultCreationDate = "";
310     String defaultSoftware = "";
311     String defaultComments = "";
312 schoenebeck 800
313 persson 918 uint32_t resourceType = pResourceListChunk->GetListType();
314    
315     if (!lstINFO) {
316     lstINFO = pResourceListChunk->AddSubList(LIST_TYPE_INFO);
317    
318     // assemble default values
319     defaultName = "NONAME";
320    
321     if (resourceType == RIFF_TYPE_DLS) {
322     // get current date
323     time_t now = time(NULL);
324     tm* pNowBroken = localtime(&now);
325     char buf[11];
326     strftime(buf, 11, "%F", pNowBroken);
327     defaultCreationDate = buf;
328    
329     defaultComments = "Created with " + libraryName() + " " + libraryVersion();
330     }
331     if (resourceType == RIFF_TYPE_DLS || resourceType == LIST_TYPE_INS)
332     {
333     defaultSoftware = libraryName() + " " + libraryVersion();
334     }
335     }
336    
337 schoenebeck 800 // save values
338 persson 918
339     // (the string size values are for gig files; they are only
340     // used if UseFixedLengthStrings is set to true)
341 schoenebeck 929 SaveString(CHUNK_ID_INAM, lstINFO, Name, defaultName, UseFixedLengthStrings,
342 persson 918 resourceType == RIFF_TYPE_DLS ? 128 : 64);
343 schoenebeck 929 SaveString(CHUNK_ID_IARL, lstINFO, ArchivalLocation, String(""), UseFixedLengthStrings, 256);
344     SaveString(CHUNK_ID_ICRD, lstINFO, CreationDate, defaultCreationDate, UseFixedLengthStrings, 128);
345     SaveString(CHUNK_ID_ICMT, lstINFO, Comments, defaultComments, UseFixedLengthStrings, 1024);
346     SaveString(CHUNK_ID_IPRD, lstINFO, Product, String(""), UseFixedLengthStrings, 128);
347     SaveString(CHUNK_ID_ICOP, lstINFO, Copyright, String(""), UseFixedLengthStrings, 128);
348     SaveString(CHUNK_ID_IART, lstINFO, Artists, String(""), UseFixedLengthStrings, 128);
349     SaveString(CHUNK_ID_IGNR, lstINFO, Genre, String(""), UseFixedLengthStrings, 128);
350     SaveString(CHUNK_ID_IKEY, lstINFO, Keywords, String(""), UseFixedLengthStrings, 128);
351     SaveString(CHUNK_ID_IENG, lstINFO, Engineer, String(""), UseFixedLengthStrings, 128);
352     SaveString(CHUNK_ID_ITCH, lstINFO, Technician, String(""), UseFixedLengthStrings, 128);
353     SaveString(CHUNK_ID_ISFT, lstINFO, Software, defaultSoftware, UseFixedLengthStrings,
354 persson 918 resourceType == LIST_TYPE_INS ?
355 schoenebeck 1106 (Software == "" ? defaultSoftware.length()+1 : Software.length()+1) : 128);
356 schoenebeck 929 SaveString(CHUNK_ID_IMED, lstINFO, Medium, String(""), UseFixedLengthStrings, 128);
357     SaveString(CHUNK_ID_ISRC, lstINFO, Source, String(""), UseFixedLengthStrings, 128);
358     SaveString(CHUNK_ID_ISRF, lstINFO, SourceForm, String(""), UseFixedLengthStrings, 128);
359     SaveString(CHUNK_ID_ICMS, lstINFO, Commissioned, String(""), UseFixedLengthStrings, 128);
360     SaveString(CHUNK_ID_ISBJ, lstINFO, Subject, String(""), UseFixedLengthStrings, 128);
361 schoenebeck 800 }
362    
363    
364    
365 schoenebeck 2 // *************** Resource ***************
366     // *
367    
368 schoenebeck 800 /** @brief Constructor.
369     *
370     * Initializes the 'Resource' object with values provided by a given
371     * INFO list chunk and a DLID chunk (the latter optional).
372     *
373     * @param Parent - pointer to parent 'Resource', NULL if this is
374     * the toplevel 'Resource' object
375     * @param lstResource - pointer to an INFO list chunk
376     */
377 schoenebeck 2 Resource::Resource(Resource* Parent, RIFF::List* lstResource) {
378     pParent = Parent;
379 schoenebeck 800 pResourceList = lstResource;
380 schoenebeck 2
381     pInfo = new Info(lstResource);
382    
383     RIFF::Chunk* ckDLSID = lstResource->GetSubChunk(CHUNK_ID_DLID);
384     if (ckDLSID) {
385     pDLSID = new dlsid_t;
386 schoenebeck 11 ckDLSID->Read(&pDLSID->ulData1, 1, 4);
387     ckDLSID->Read(&pDLSID->usData2, 1, 2);
388     ckDLSID->Read(&pDLSID->usData3, 1, 2);
389     ckDLSID->Read(pDLSID->abData, 8, 1);
390 schoenebeck 2 }
391     else pDLSID = NULL;
392     }
393    
394     Resource::~Resource() {
395     if (pDLSID) delete pDLSID;
396     if (pInfo) delete pInfo;
397     }
398    
399 schoenebeck 800 /** @brief Update chunks with current Resource data.
400     *
401     * Apply Resource data persistently below the previously given resource
402     * list chunk. This will currently only include the INFO data. The DLSID
403     * will not be applied at the moment (yet).
404     *
405     * You have to call File::Save() to make changes persistent.
406     */
407     void Resource::UpdateChunks() {
408     pInfo->UpdateChunks();
409     //TODO: save DLSID
410     }
411 schoenebeck 2
412    
413 schoenebeck 800
414 schoenebeck 2 // *************** Sampler ***************
415     // *
416    
417     Sampler::Sampler(RIFF::List* ParentList) {
418 schoenebeck 800 pParentList = ParentList;
419 schoenebeck 2 RIFF::Chunk* wsmp = ParentList->GetSubChunk(CHUNK_ID_WSMP);
420 schoenebeck 800 if (wsmp) {
421     uiHeaderSize = wsmp->ReadUint32();
422     UnityNote = wsmp->ReadUint16();
423     FineTune = wsmp->ReadInt16();
424     Gain = wsmp->ReadInt32();
425     SamplerOptions = wsmp->ReadUint32();
426     SampleLoops = wsmp->ReadUint32();
427     } else { // 'wsmp' chunk missing
428     uiHeaderSize = 0;
429     UnityNote = 64;
430     FineTune = 0; // +- 0 cents
431     Gain = 0; // 0 dB
432     SamplerOptions = F_WSMP_NO_COMPRESSION;
433     SampleLoops = 0;
434     }
435 schoenebeck 2 NoSampleDepthTruncation = SamplerOptions & F_WSMP_NO_TRUNCATION;
436     NoSampleCompression = SamplerOptions & F_WSMP_NO_COMPRESSION;
437     pSampleLoops = (SampleLoops) ? new sample_loop_t[SampleLoops] : NULL;
438 schoenebeck 800 if (SampleLoops) {
439     wsmp->SetPos(uiHeaderSize);
440     for (uint32_t i = 0; i < SampleLoops; i++) {
441     wsmp->Read(pSampleLoops + i, 4, 4);
442     if (pSampleLoops[i].Size > sizeof(sample_loop_t)) { // if loop struct was extended
443     wsmp->SetPos(pSampleLoops[i].Size - sizeof(sample_loop_t), RIFF::stream_curpos);
444     }
445 schoenebeck 2 }
446     }
447     }
448    
449     Sampler::~Sampler() {
450     if (pSampleLoops) delete[] pSampleLoops;
451     }
452    
453 schoenebeck 800 /**
454     * Apply all sample player options to the respective RIFF chunk. You
455     * have to call File::Save() to make changes persistent.
456     */
457     void Sampler::UpdateChunks() {
458     // make sure 'wsmp' chunk exists
459     RIFF::Chunk* wsmp = pParentList->GetSubChunk(CHUNK_ID_WSMP);
460     if (!wsmp) {
461     uiHeaderSize = 20;
462     wsmp = pParentList->AddSubChunk(CHUNK_ID_WSMP, uiHeaderSize + SampleLoops * 16);
463     }
464     uint8_t* pData = (uint8_t*) wsmp->LoadChunkData();
465     // update headers size
466 persson 918 memcpy(&pData[0], &uiHeaderSize, 4);
467 schoenebeck 800 // update respective sampler options bits
468     SamplerOptions = (NoSampleDepthTruncation) ? SamplerOptions | F_WSMP_NO_TRUNCATION
469     : SamplerOptions & (~F_WSMP_NO_TRUNCATION);
470     SamplerOptions = (NoSampleCompression) ? SamplerOptions | F_WSMP_NO_COMPRESSION
471     : SamplerOptions & (~F_WSMP_NO_COMPRESSION);
472 schoenebeck 919 memcpy(&pData[4], &UnityNote, 2);
473     memcpy(&pData[6], &FineTune, 2);
474     memcpy(&pData[8], &Gain, 4);
475     memcpy(&pData[12], &SamplerOptions, 4);
476     memcpy(&pData[16], &SampleLoops, 4);
477 schoenebeck 800 // update loop definitions
478     for (uint32_t i = 0; i < SampleLoops; i++) {
479     //FIXME: this does not handle extended loop structs correctly
480 persson 918 memcpy(&pData[uiHeaderSize + i * 16], pSampleLoops + i, 4 * 4);
481 schoenebeck 800 }
482     }
483 schoenebeck 2
484    
485 schoenebeck 800
486 schoenebeck 2 // *************** Sample ***************
487     // *
488    
489 schoenebeck 800 /** @brief Constructor.
490     *
491     * Load an existing sample or create a new one. A 'wave' list chunk must
492     * be given to this constructor. In case the given 'wave' list chunk
493     * contains a 'fmt' and 'data' chunk, the format and sample data will be
494     * loaded from there, otherwise default values will be used and those
495     * chunks will be created when File::Save() will be called later on.
496     *
497     * @param pFile - pointer to DLS::File where this sample is
498     * located (or will be located)
499     * @param waveList - pointer to 'wave' list chunk which is (or
500     * will be) associated with this sample
501     * @param WavePoolOffset - offset of this sample data from wave pool
502     * ('wvpl') list chunk
503     */
504 schoenebeck 2 Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset) : Resource(pFile, waveList) {
505 schoenebeck 800 pWaveList = waveList;
506 schoenebeck 2 ulWavePoolOffset = WavePoolOffset - LIST_HEADER_SIZE;
507     pCkFormat = waveList->GetSubChunk(CHUNK_ID_FMT);
508     pCkData = waveList->GetSubChunk(CHUNK_ID_DATA);
509 schoenebeck 800 if (pCkFormat) {
510     // common fields
511     FormatTag = pCkFormat->ReadUint16();
512     Channels = pCkFormat->ReadUint16();
513     SamplesPerSecond = pCkFormat->ReadUint32();
514     AverageBytesPerSecond = pCkFormat->ReadUint32();
515     BlockAlign = pCkFormat->ReadUint16();
516     // PCM format specific
517 schoenebeck 1050 if (FormatTag == DLS_WAVE_FORMAT_PCM) {
518 schoenebeck 800 BitDepth = pCkFormat->ReadUint16();
519 persson 928 FrameSize = (BitDepth / 8) * Channels;
520 schoenebeck 800 } else { // unsupported sample data format
521     BitDepth = 0;
522     FrameSize = 0;
523     }
524     } else { // 'fmt' chunk missing
525 schoenebeck 1050 FormatTag = DLS_WAVE_FORMAT_PCM;
526 schoenebeck 800 BitDepth = 16;
527     Channels = 1;
528     SamplesPerSecond = 44100;
529     AverageBytesPerSecond = (BitDepth / 8) * SamplesPerSecond * Channels;
530     FrameSize = (BitDepth / 8) * Channels;
531     BlockAlign = FrameSize;
532 schoenebeck 2 }
533 schoenebeck 1050 SamplesTotal = (pCkData) ? (FormatTag == DLS_WAVE_FORMAT_PCM) ? pCkData->GetSize() / FrameSize
534     : 0
535 schoenebeck 800 : 0;
536 schoenebeck 2 }
537    
538 schoenebeck 800 /** @brief Destructor.
539     *
540     * Removes RIFF chunks associated with this Sample and frees all
541     * memory occupied by this sample.
542     */
543     Sample::~Sample() {
544     RIFF::List* pParent = pWaveList->GetParent();
545     pParent->DeleteSubChunk(pWaveList);
546     }
547    
548     /** @brief Load sample data into RAM.
549     *
550     * In case the respective 'data' chunk exists, the sample data will be
551     * loaded into RAM (if not done already) and a pointer to the data in
552     * RAM will be returned. If this is a new sample, you have to call
553     * Resize() with the desired sample size to create the mandatory RIFF
554     * chunk for the sample wave data.
555     *
556     * You can call LoadChunkData() again if you previously scheduled to
557     * enlarge the sample data RIFF chunk with a Resize() call. In that case
558     * the buffer will be enlarged to the new, scheduled size and you can
559     * already place the sample wave data to the buffer and finally call
560     * File::Save() to enlarge the sample data's chunk physically and write
561     * the new sample wave data in one rush. This approach is definitely
562     * recommended if you have to enlarge and write new sample data to a lot
563     * of samples.
564     *
565     * <b>Caution:</b> the buffer pointer will be invalidated once
566     * File::Save() was called. You have to call LoadChunkData() again to
567     * get a new, valid pointer whenever File::Save() was called.
568     *
569     * @returns pointer to sample data in RAM, NULL in case respective
570     * 'data' chunk does not exist (yet)
571     * @throws Exception if data buffer could not be enlarged
572     * @see Resize(), File::Save()
573     */
574 schoenebeck 2 void* Sample::LoadSampleData() {
575 schoenebeck 800 return (pCkData) ? pCkData->LoadChunkData() : NULL;
576 schoenebeck 2 }
577    
578 schoenebeck 800 /** @brief Free sample data from RAM.
579     *
580     * In case sample data was previously successfully loaded into RAM with
581     * LoadSampleData(), this method will free the sample data from RAM.
582     */
583 schoenebeck 2 void Sample::ReleaseSampleData() {
584 schoenebeck 800 if (pCkData) pCkData->ReleaseChunkData();
585 schoenebeck 2 }
586    
587 schoenebeck 800 /** @brief Returns sample size.
588     *
589     * Returns the sample wave form's data size (in sample points). This is
590     * actually the current, physical size (converted to sample points) of
591     * the RIFF chunk which encapsulates the sample's wave data. The
592     * returned value is dependant to the current FrameSize value.
593     *
594 schoenebeck 1050 * @returns number of sample points or 0 if FormatTag != DLS_WAVE_FORMAT_PCM
595 schoenebeck 800 * @see FrameSize, FormatTag
596     */
597     unsigned long Sample::GetSize() {
598 schoenebeck 1050 if (FormatTag != DLS_WAVE_FORMAT_PCM) return 0;
599 schoenebeck 800 return (pCkData) ? pCkData->GetSize() / FrameSize : 0;
600     }
601    
602     /** @brief Resize sample.
603     *
604     * Resizes the sample's wave form data, that is the actual size of
605     * sample wave data possible to be written for this sample. This call
606     * will return immediately and just schedule the resize operation. You
607     * should call File::Save() to actually perform the resize operation(s)
608     * "physically" to the file. As this can take a while on large files, it
609     * is recommended to call Resize() first on all samples which have to be
610     * resized and finally to call File::Save() to perform all those resize
611     * operations in one rush.
612     *
613     * The actual size (in bytes) is dependant to the current FrameSize
614     * value. You may want to set FrameSize before calling Resize().
615     *
616     * <b>Caution:</b> You cannot directly write to enlarged samples before
617     * calling File::Save() as this might exceed the current sample's
618     * boundary!
619     *
620 schoenebeck 1050 * Also note: only DLS_WAVE_FORMAT_PCM is currently supported, that is
621     * FormatTag must be DLS_WAVE_FORMAT_PCM. Trying to resize samples with
622 schoenebeck 800 * other formats will fail!
623     *
624     * @param iNewSize - new sample wave data size in sample points (must be
625     * greater than zero)
626 schoenebeck 1050 * @throws Excecption if FormatTag != DLS_WAVE_FORMAT_PCM
627 schoenebeck 800 * @throws Exception if \a iNewSize is less than 1
628     * @see File::Save(), FrameSize, FormatTag
629     */
630     void Sample::Resize(int iNewSize) {
631 schoenebeck 1050 if (FormatTag != DLS_WAVE_FORMAT_PCM) throw Exception("Sample's format is not DLS_WAVE_FORMAT_PCM");
632 schoenebeck 800 if (iNewSize < 1) throw Exception("Sample size must be at least one sample point");
633     const int iSizeInBytes = iNewSize * FrameSize;
634     pCkData = pWaveList->GetSubChunk(CHUNK_ID_DATA);
635     if (pCkData) pCkData->Resize(iSizeInBytes);
636     else pCkData = pWaveList->AddSubChunk(CHUNK_ID_DATA, iSizeInBytes);
637     }
638    
639 schoenebeck 2 /**
640     * Sets the position within the sample (in sample points, not in
641     * bytes). Use this method and <i>Read()</i> if you don't want to load
642     * the sample into RAM, thus for disk streaming.
643     *
644 schoenebeck 1050 * Also note: only DLS_WAVE_FORMAT_PCM is currently supported, that is
645     * FormatTag must be DLS_WAVE_FORMAT_PCM. Trying to reposition the sample
646 schoenebeck 800 * with other formats will fail!
647     *
648 schoenebeck 2 * @param SampleCount number of sample points
649     * @param Whence to which relation \a SampleCount refers to
650 schoenebeck 800 * @returns new position within the sample, 0 if
651 schoenebeck 1050 * FormatTag != DLS_WAVE_FORMAT_PCM
652 schoenebeck 800 * @throws Exception if no data RIFF chunk was created for the sample yet
653     * @see FrameSize, FormatTag
654 schoenebeck 2 */
655     unsigned long Sample::SetPos(unsigned long SampleCount, RIFF::stream_whence_t Whence) {
656 schoenebeck 1050 if (FormatTag != DLS_WAVE_FORMAT_PCM) return 0; // failed: wave data not PCM format
657 schoenebeck 800 if (!pCkData) throw Exception("No data chunk created for sample yet, call Sample::Resize() to create one");
658 schoenebeck 2 unsigned long orderedBytes = SampleCount * FrameSize;
659     unsigned long result = pCkData->SetPos(orderedBytes, Whence);
660     return (result == orderedBytes) ? SampleCount
661     : result / FrameSize;
662     }
663    
664     /**
665     * Reads \a SampleCount number of sample points from the current
666     * position into the buffer pointed by \a pBuffer and increments the
667     * position within the sample. Use this method and <i>SetPos()</i> if you
668     * don't want to load the sample into RAM, thus for disk streaming.
669     *
670     * @param pBuffer destination buffer
671     * @param SampleCount number of sample points to read
672     */
673     unsigned long Sample::Read(void* pBuffer, unsigned long SampleCount) {
674 schoenebeck 1050 if (FormatTag != DLS_WAVE_FORMAT_PCM) return 0; // failed: wave data not PCM format
675 schoenebeck 11 return pCkData->Read(pBuffer, SampleCount, FrameSize); // FIXME: channel inversion due to endian correction?
676 schoenebeck 2 }
677    
678 schoenebeck 800 /** @brief Write sample wave data.
679     *
680     * Writes \a SampleCount number of sample points from the buffer pointed
681     * by \a pBuffer and increments the position within the sample. Use this
682     * method to directly write the sample data to disk, i.e. if you don't
683     * want or cannot load the whole sample data into RAM.
684     *
685     * You have to Resize() the sample to the desired size and call
686     * File::Save() <b>before</b> using Write().
687     *
688     * @param pBuffer - source buffer
689     * @param SampleCount - number of sample points to write
690     * @throws Exception if current sample size is too small
691     * @see LoadSampleData()
692     */
693     unsigned long Sample::Write(void* pBuffer, unsigned long SampleCount) {
694 schoenebeck 1050 if (FormatTag != DLS_WAVE_FORMAT_PCM) return 0; // failed: wave data not PCM format
695 schoenebeck 800 if (GetSize() < SampleCount) throw Exception("Could not write sample data, current sample size to small");
696     return pCkData->Write(pBuffer, SampleCount, FrameSize); // FIXME: channel inversion due to endian correction?
697     }
698 schoenebeck 2
699 schoenebeck 800 /**
700     * Apply sample and its settings to the respective RIFF chunks. You have
701     * to call File::Save() to make changes persistent.
702     *
703 schoenebeck 1050 * @throws Exception if FormatTag != DLS_WAVE_FORMAT_PCM or no sample data
704 schoenebeck 800 * was provided yet
705     */
706     void Sample::UpdateChunks() {
707 schoenebeck 1050 if (FormatTag != DLS_WAVE_FORMAT_PCM)
708 schoenebeck 800 throw Exception("Could not save sample, only PCM format is supported");
709     // we refuse to do anything if not sample wave form was provided yet
710     if (!pCkData)
711     throw Exception("Could not save sample, there is no sample data to save");
712     // update chunks of base class as well
713     Resource::UpdateChunks();
714     // make sure 'fmt' chunk exists
715     RIFF::Chunk* pCkFormat = pWaveList->GetSubChunk(CHUNK_ID_FMT);
716     if (!pCkFormat) pCkFormat = pWaveList->AddSubChunk(CHUNK_ID_FMT, 16); // assumes PCM format
717     uint8_t* pData = (uint8_t*) pCkFormat->LoadChunkData();
718     // update 'fmt' chunk
719 persson 918 memcpy(&pData[0], &FormatTag, 2);
720     memcpy(&pData[2], &Channels, 2);
721     memcpy(&pData[4], &SamplesPerSecond, 4);
722     memcpy(&pData[8], &AverageBytesPerSecond, 4);
723     memcpy(&pData[12], &BlockAlign, 2);
724     memcpy(&pData[14], &BitDepth, 2); // assuming PCM format
725 schoenebeck 800 }
726 schoenebeck 2
727 schoenebeck 800
728    
729 schoenebeck 2 // *************** Region ***************
730     // *
731    
732     Region::Region(Instrument* pInstrument, RIFF::List* rgnList) : Resource(pInstrument, rgnList), Articulator(rgnList), Sampler(rgnList) {
733     pCkRegion = rgnList;
734    
735 schoenebeck 800 // articulation informations
736 schoenebeck 2 RIFF::Chunk* rgnh = rgnList->GetSubChunk(CHUNK_ID_RGNH);
737 schoenebeck 800 if (rgnh) {
738     rgnh->Read(&KeyRange, 2, 2);
739     rgnh->Read(&VelocityRange, 2, 2);
740     FormatOptionFlags = rgnh->ReadUint16();
741     KeyGroup = rgnh->ReadUint16();
742     // Layer is optional
743     if (rgnh->RemainingBytes() >= sizeof(uint16_t)) {
744     rgnh->Read(&Layer, 1, sizeof(uint16_t));
745     } else Layer = 0;
746     } else { // 'rgnh' chunk is missing
747     KeyRange.low = 0;
748     KeyRange.high = 127;
749     VelocityRange.low = 0;
750     VelocityRange.high = 127;
751     FormatOptionFlags = F_RGN_OPTION_SELFNONEXCLUSIVE;
752     KeyGroup = 0;
753     Layer = 0;
754 schoenebeck 2 }
755 schoenebeck 800 SelfNonExclusive = FormatOptionFlags & F_RGN_OPTION_SELFNONEXCLUSIVE;
756 schoenebeck 2
757 schoenebeck 800 // sample informations
758 schoenebeck 2 RIFF::Chunk* wlnk = rgnList->GetSubChunk(CHUNK_ID_WLNK);
759 schoenebeck 800 if (wlnk) {
760     WaveLinkOptionFlags = wlnk->ReadUint16();
761     PhaseGroup = wlnk->ReadUint16();
762     Channel = wlnk->ReadUint32();
763     WavePoolTableIndex = wlnk->ReadUint32();
764     } else { // 'wlnk' chunk is missing
765     WaveLinkOptionFlags = 0;
766     PhaseGroup = 0;
767     Channel = 0; // mono
768     WavePoolTableIndex = 0; // first entry in wave pool table
769     }
770     PhaseMaster = WaveLinkOptionFlags & F_WAVELINK_PHASE_MASTER;
771     MultiChannel = WaveLinkOptionFlags & F_WAVELINK_MULTICHANNEL;
772 schoenebeck 2
773     pSample = NULL;
774     }
775    
776 schoenebeck 800 /** @brief Destructor.
777     *
778     * Removes RIFF chunks associated with this Region.
779     */
780 schoenebeck 2 Region::~Region() {
781 schoenebeck 800 RIFF::List* pParent = pCkRegion->GetParent();
782     pParent->DeleteSubChunk(pCkRegion);
783 schoenebeck 2 }
784    
785     Sample* Region::GetSample() {
786     if (pSample) return pSample;
787     File* file = (File*) GetParent()->GetParent();
788     unsigned long soughtoffset = file->pWavePoolTable[WavePoolTableIndex];
789     Sample* sample = file->GetFirstSample();
790     while (sample) {
791     if (sample->ulWavePoolOffset == soughtoffset) return (pSample = sample);
792     sample = file->GetNextSample();
793     }
794     return NULL;
795     }
796    
797 schoenebeck 800 /**
798     * Assign another sample to this Region.
799     *
800     * @param pSample - sample to be assigned
801     */
802     void Region::SetSample(Sample* pSample) {
803     this->pSample = pSample;
804     WavePoolTableIndex = 0; // we update this offset when we Save()
805     }
806 schoenebeck 2
807 schoenebeck 800 /**
808     * Apply Region settings to the respective RIFF chunks. You have to
809     * call File::Save() to make changes persistent.
810     *
811     * @throws Exception - if the Region's sample could not be found
812     */
813     void Region::UpdateChunks() {
814     // make sure 'rgnh' chunk exists
815     RIFF::Chunk* rgnh = pCkRegion->GetSubChunk(CHUNK_ID_RGNH);
816 persson 918 if (!rgnh) rgnh = pCkRegion->AddSubChunk(CHUNK_ID_RGNH, Layer ? 14 : 12);
817 schoenebeck 800 uint8_t* pData = (uint8_t*) rgnh->LoadChunkData();
818     FormatOptionFlags = (SelfNonExclusive)
819     ? FormatOptionFlags | F_RGN_OPTION_SELFNONEXCLUSIVE
820     : FormatOptionFlags & (~F_RGN_OPTION_SELFNONEXCLUSIVE);
821     // update 'rgnh' chunk
822 persson 918 memcpy(&pData[0], &KeyRange, 2 * 2);
823     memcpy(&pData[4], &VelocityRange, 2 * 2);
824     memcpy(&pData[8], &FormatOptionFlags, 2);
825     memcpy(&pData[10], &KeyGroup, 2);
826     if (rgnh->GetSize() >= 14) memcpy(&pData[12], &Layer, 2);
827 schoenebeck 2
828 persson 918 // update chunks of base classes as well (but skip Resource,
829     // as a rgn doesn't seem to have dlid and INFO chunks)
830 schoenebeck 800 Articulator::UpdateChunks();
831     Sampler::UpdateChunks();
832    
833     // make sure 'wlnk' chunk exists
834     RIFF::Chunk* wlnk = pCkRegion->GetSubChunk(CHUNK_ID_WLNK);
835     if (!wlnk) wlnk = pCkRegion->AddSubChunk(CHUNK_ID_WLNK, 12);
836     pData = (uint8_t*) wlnk->LoadChunkData();
837     WaveLinkOptionFlags = (PhaseMaster)
838     ? WaveLinkOptionFlags | F_WAVELINK_PHASE_MASTER
839     : WaveLinkOptionFlags & (~F_WAVELINK_PHASE_MASTER);
840     WaveLinkOptionFlags = (MultiChannel)
841     ? WaveLinkOptionFlags | F_WAVELINK_MULTICHANNEL
842     : WaveLinkOptionFlags & (~F_WAVELINK_MULTICHANNEL);
843     // get sample's wave pool table index
844     int index = -1;
845     File* pFile = (File*) GetParent()->GetParent();
846 schoenebeck 804 if (pFile->pSamples) {
847     File::SampleList::iterator iter = pFile->pSamples->begin();
848     File::SampleList::iterator end = pFile->pSamples->end();
849     for (int i = 0; iter != end; ++iter, i++) {
850     if (*iter == pSample) {
851     index = i;
852     break;
853     }
854 schoenebeck 800 }
855     }
856     if (index < 0) throw Exception("Could not save Region, could not find Region's sample");
857     WavePoolTableIndex = index;
858     // update 'wlnk' chunk
859 persson 918 memcpy(&pData[0], &WaveLinkOptionFlags, 2);
860     memcpy(&pData[2], &PhaseGroup, 2);
861     memcpy(&pData[4], &Channel, 4);
862     memcpy(&pData[8], &WavePoolTableIndex, 4);
863 schoenebeck 800 }
864    
865    
866    
867 schoenebeck 2 // *************** Instrument ***************
868     // *
869    
870 schoenebeck 800 /** @brief Constructor.
871     *
872     * Load an existing instrument definition or create a new one. An 'ins'
873     * list chunk must be given to this constructor. In case this 'ins' list
874     * chunk contains a 'insh' chunk, the instrument data fields will be
875     * loaded from there, otherwise default values will be used and the
876     * 'insh' chunk will be created once File::Save() was called.
877     *
878     * @param pFile - pointer to DLS::File where this instrument is
879     * located (or will be located)
880     * @param insList - pointer to 'ins' list chunk which is (or will be)
881     * associated with this instrument
882     */
883 schoenebeck 2 Instrument::Instrument(File* pFile, RIFF::List* insList) : Resource(pFile, insList), Articulator(insList) {
884     pCkInstrument = insList;
885    
886 schoenebeck 800 midi_locale_t locale;
887 schoenebeck 2 RIFF::Chunk* insh = pCkInstrument->GetSubChunk(CHUNK_ID_INSH);
888 schoenebeck 800 if (insh) {
889     Regions = insh->ReadUint32();
890     insh->Read(&locale, 2, 4);
891     } else { // 'insh' chunk missing
892     Regions = 0;
893     locale.bank = 0;
894     locale.instrument = 0;
895     }
896    
897 schoenebeck 2 MIDIProgram = locale.instrument;
898     IsDrum = locale.bank & DRUM_TYPE_MASK;
899     MIDIBankCoarse = (uint8_t) MIDI_BANK_COARSE(locale.bank);
900     MIDIBankFine = (uint8_t) MIDI_BANK_FINE(locale.bank);
901     MIDIBank = MIDI_BANK_MERGE(MIDIBankCoarse, MIDIBankFine);
902    
903 schoenebeck 800 pRegions = NULL;
904 schoenebeck 2 }
905    
906     Region* Instrument::GetFirstRegion() {
907     if (!pRegions) LoadRegions();
908     if (!pRegions) return NULL;
909     RegionsIterator = pRegions->begin();
910     return (RegionsIterator != pRegions->end()) ? *RegionsIterator : NULL;
911     }
912    
913     Region* Instrument::GetNextRegion() {
914     if (!pRegions) return NULL;
915     RegionsIterator++;
916     return (RegionsIterator != pRegions->end()) ? *RegionsIterator : NULL;
917     }
918    
919     void Instrument::LoadRegions() {
920 schoenebeck 823 if (!pRegions) pRegions = new RegionList;
921 schoenebeck 2 RIFF::List* lrgn = pCkInstrument->GetSubList(LIST_TYPE_LRGN);
922 schoenebeck 823 if (lrgn) {
923     uint32_t regionCkType = (lrgn->GetSubList(LIST_TYPE_RGN2)) ? LIST_TYPE_RGN2 : LIST_TYPE_RGN; // prefer regions level 2
924     RIFF::List* rgn = lrgn->GetFirstSubList();
925     while (rgn) {
926     if (rgn->GetListType() == regionCkType) {
927     pRegions->push_back(new Region(this, rgn));
928     }
929     rgn = lrgn->GetNextSubList();
930 schoenebeck 2 }
931     }
932     }
933    
934 schoenebeck 800 Region* Instrument::AddRegion() {
935 schoenebeck 823 if (!pRegions) LoadRegions();
936 schoenebeck 800 RIFF::List* lrgn = pCkInstrument->GetSubList(LIST_TYPE_LRGN);
937     if (!lrgn) lrgn = pCkInstrument->AddSubList(LIST_TYPE_LRGN);
938     RIFF::List* rgn = lrgn->AddSubList(LIST_TYPE_RGN);
939     Region* pNewRegion = new Region(this, rgn);
940     pRegions->push_back(pNewRegion);
941 schoenebeck 823 Regions = pRegions->size();
942 schoenebeck 800 return pNewRegion;
943     }
944    
945 persson 1102 void Instrument::MoveRegion(Region* pSrc, Region* pDst) {
946     RIFF::List* lrgn = pCkInstrument->GetSubList(LIST_TYPE_LRGN);
947     lrgn->MoveSubChunk(pSrc->pCkRegion, pDst ? pDst->pCkRegion : 0);
948    
949     pRegions->remove(pSrc);
950     RegionList::iterator iter = find(pRegions->begin(), pRegions->end(), pDst);
951     pRegions->insert(iter, pSrc);
952     }
953    
954 schoenebeck 800 void Instrument::DeleteRegion(Region* pRegion) {
955 schoenebeck 802 if (!pRegions) return;
956 schoenebeck 800 RegionList::iterator iter = find(pRegions->begin(), pRegions->end(), pRegion);
957     if (iter == pRegions->end()) return;
958     pRegions->erase(iter);
959 schoenebeck 823 Regions = pRegions->size();
960 schoenebeck 800 delete pRegion;
961     }
962    
963     /**
964     * Apply Instrument with all its Regions to the respective RIFF chunks.
965     * You have to call File::Save() to make changes persistent.
966     *
967     * @throws Exception - on errors
968     */
969     void Instrument::UpdateChunks() {
970     // first update base classes' chunks
971     Resource::UpdateChunks();
972     Articulator::UpdateChunks();
973     // make sure 'insh' chunk exists
974     RIFF::Chunk* insh = pCkInstrument->GetSubChunk(CHUNK_ID_INSH);
975     if (!insh) insh = pCkInstrument->AddSubChunk(CHUNK_ID_INSH, 12);
976     uint8_t* pData = (uint8_t*) insh->LoadChunkData();
977     // update 'insh' chunk
978 schoenebeck 804 Regions = (pRegions) ? pRegions->size() : 0;
979 schoenebeck 800 midi_locale_t locale;
980     locale.instrument = MIDIProgram;
981     locale.bank = MIDI_BANK_ENCODE(MIDIBankCoarse, MIDIBankFine);
982     locale.bank = (IsDrum) ? locale.bank | DRUM_TYPE_MASK : locale.bank & (~DRUM_TYPE_MASK);
983     MIDIBank = MIDI_BANK_MERGE(MIDIBankCoarse, MIDIBankFine); // just a sync, when we're at it
984 persson 918 memcpy(&pData[0], &Regions, 4);
985     memcpy(&pData[4], &locale, 2 * 4);
986 schoenebeck 800 // update Region's chunks
987 schoenebeck 804 if (!pRegions) return;
988 schoenebeck 800 RegionList::iterator iter = pRegions->begin();
989     RegionList::iterator end = pRegions->end();
990     for (; iter != end; ++iter) {
991     (*iter)->UpdateChunks();
992     }
993     }
994    
995     /** @brief Destructor.
996     *
997     * Removes RIFF chunks associated with this Instrument and frees all
998     * memory occupied by this instrument.
999     */
1000 schoenebeck 2 Instrument::~Instrument() {
1001     if (pRegions) {
1002     RegionList::iterator iter = pRegions->begin();
1003     RegionList::iterator end = pRegions->end();
1004     while (iter != end) {
1005     delete *iter;
1006     iter++;
1007     }
1008     delete pRegions;
1009     }
1010 schoenebeck 800 // remove instrument's chunks
1011     RIFF::List* pParent = pCkInstrument->GetParent();
1012     pParent->DeleteSubChunk(pCkInstrument);
1013 schoenebeck 2 }
1014    
1015    
1016    
1017     // *************** File ***************
1018     // *
1019    
1020 schoenebeck 800 /** @brief Constructor.
1021     *
1022     * Default constructor, use this to create an empty DLS file. You have
1023     * to add samples, instruments and finally call Save() to actually write
1024     * a DLS file.
1025     */
1026 schoenebeck 802 File::File() : Resource(NULL, pRIFF = new RIFF::File(RIFF_TYPE_DLS)) {
1027 schoenebeck 800 pVersion = new version_t;
1028     pVersion->major = 0;
1029     pVersion->minor = 0;
1030     pVersion->release = 0;
1031     pVersion->build = 0;
1032    
1033     Instruments = 0;
1034     WavePoolCount = 0;
1035     pWavePoolTable = NULL;
1036     pWavePoolTableHi = NULL;
1037     WavePoolHeaderSize = 8;
1038    
1039     pSamples = NULL;
1040     pInstruments = NULL;
1041    
1042     b64BitWavePoolOffsets = false;
1043     }
1044    
1045     /** @brief Constructor.
1046     *
1047     * Load an existing DLS file.
1048     *
1049     * @param pRIFF - pointer to a RIFF file which is actually the DLS file
1050     * to load
1051     * @throws Exception if given file is not a DLS file, expected chunks
1052     * are missing
1053     */
1054 schoenebeck 2 File::File(RIFF::File* pRIFF) : Resource(NULL, pRIFF) {
1055     if (!pRIFF) throw DLS::Exception("NULL pointer reference to RIFF::File object.");
1056     this->pRIFF = pRIFF;
1057    
1058     RIFF::Chunk* ckVersion = pRIFF->GetSubChunk(CHUNK_ID_VERS);
1059     if (ckVersion) {
1060     pVersion = new version_t;
1061 schoenebeck 11 ckVersion->Read(pVersion, 4, 2);
1062 schoenebeck 2 }
1063     else pVersion = NULL;
1064    
1065     RIFF::Chunk* colh = pRIFF->GetSubChunk(CHUNK_ID_COLH);
1066     if (!colh) throw DLS::Exception("Mandatory chunks in RIFF list chunk not found.");
1067     Instruments = colh->ReadUint32();
1068    
1069     RIFF::Chunk* ptbl = pRIFF->GetSubChunk(CHUNK_ID_PTBL);
1070 persson 902 if (!ptbl) { // pool table is missing - this is probably an ".art" file
1071     WavePoolCount = 0;
1072     pWavePoolTable = NULL;
1073     pWavePoolTableHi = NULL;
1074     WavePoolHeaderSize = 8;
1075     b64BitWavePoolOffsets = false;
1076     } else {
1077     WavePoolHeaderSize = ptbl->ReadUint32();
1078     WavePoolCount = ptbl->ReadUint32();
1079     pWavePoolTable = new uint32_t[WavePoolCount];
1080     pWavePoolTableHi = new uint32_t[WavePoolCount];
1081     ptbl->SetPos(WavePoolHeaderSize);
1082 schoenebeck 2
1083 persson 902 // Check for 64 bit offsets (used in gig v3 files)
1084     b64BitWavePoolOffsets = (ptbl->GetSize() - WavePoolHeaderSize == WavePoolCount * 8);
1085     if (b64BitWavePoolOffsets) {
1086     for (int i = 0 ; i < WavePoolCount ; i++) {
1087     pWavePoolTableHi[i] = ptbl->ReadUint32();
1088     pWavePoolTable[i] = ptbl->ReadUint32();
1089     if (pWavePoolTable[i] & 0x80000000)
1090     throw DLS::Exception("Files larger than 2 GB not yet supported");
1091     }
1092     } else { // conventional 32 bit offsets
1093     ptbl->Read(pWavePoolTable, WavePoolCount, sizeof(uint32_t));
1094     for (int i = 0 ; i < WavePoolCount ; i++) pWavePoolTableHi[i] = 0;
1095 schoenebeck 317 }
1096 persson 666 }
1097 schoenebeck 317
1098 schoenebeck 2 pSamples = NULL;
1099     pInstruments = NULL;
1100     }
1101    
1102     File::~File() {
1103     if (pInstruments) {
1104     InstrumentList::iterator iter = pInstruments->begin();
1105     InstrumentList::iterator end = pInstruments->end();
1106     while (iter != end) {
1107     delete *iter;
1108     iter++;
1109     }
1110     delete pInstruments;
1111     }
1112    
1113     if (pSamples) {
1114     SampleList::iterator iter = pSamples->begin();
1115     SampleList::iterator end = pSamples->end();
1116     while (iter != end) {
1117     delete *iter;
1118     iter++;
1119     }
1120     delete pSamples;
1121     }
1122    
1123     if (pWavePoolTable) delete[] pWavePoolTable;
1124 persson 666 if (pWavePoolTableHi) delete[] pWavePoolTableHi;
1125 schoenebeck 2 if (pVersion) delete pVersion;
1126 persson 834 for (std::list<RIFF::File*>::iterator i = ExtensionFiles.begin() ; i != ExtensionFiles.end() ; i++)
1127     delete *i;
1128 schoenebeck 2 }
1129    
1130     Sample* File::GetFirstSample() {
1131     if (!pSamples) LoadSamples();
1132     if (!pSamples) return NULL;
1133     SamplesIterator = pSamples->begin();
1134     return (SamplesIterator != pSamples->end()) ? *SamplesIterator : NULL;
1135     }
1136    
1137     Sample* File::GetNextSample() {
1138     if (!pSamples) return NULL;
1139     SamplesIterator++;
1140     return (SamplesIterator != pSamples->end()) ? *SamplesIterator : NULL;
1141     }
1142    
1143     void File::LoadSamples() {
1144 schoenebeck 823 if (!pSamples) pSamples = new SampleList;
1145 schoenebeck 2 RIFF::List* wvpl = pRIFF->GetSubList(LIST_TYPE_WVPL);
1146     if (wvpl) {
1147     unsigned long wvplFileOffset = wvpl->GetFilePos();
1148     RIFF::List* wave = wvpl->GetFirstSubList();
1149     while (wave) {
1150     if (wave->GetListType() == LIST_TYPE_WAVE) {
1151     unsigned long waveFileOffset = wave->GetFilePos();
1152     pSamples->push_back(new Sample(this, wave, waveFileOffset - wvplFileOffset));
1153     }
1154     wave = wvpl->GetNextSubList();
1155     }
1156     }
1157     else { // Seen a dwpl list chunk instead of a wvpl list chunk in some file (officially not DLS compliant)
1158     RIFF::List* dwpl = pRIFF->GetSubList(LIST_TYPE_DWPL);
1159     if (dwpl) {
1160     unsigned long dwplFileOffset = dwpl->GetFilePos();
1161     RIFF::List* wave = dwpl->GetFirstSubList();
1162     while (wave) {
1163     if (wave->GetListType() == LIST_TYPE_WAVE) {
1164     unsigned long waveFileOffset = wave->GetFilePos();
1165     pSamples->push_back(new Sample(this, wave, waveFileOffset - dwplFileOffset));
1166     }
1167     wave = dwpl->GetNextSubList();
1168     }
1169     }
1170     }
1171     }
1172    
1173 schoenebeck 800 /** @brief Add a new sample.
1174     *
1175     * This will create a new Sample object for the DLS file. You have to
1176     * call Save() to make this persistent to the file.
1177     *
1178     * @returns pointer to new Sample object
1179     */
1180     Sample* File::AddSample() {
1181 schoenebeck 809 if (!pSamples) LoadSamples();
1182 schoenebeck 800 __ensureMandatoryChunksExist();
1183     RIFF::List* wvpl = pRIFF->GetSubList(LIST_TYPE_WVPL);
1184     // create new Sample object and its respective 'wave' list chunk
1185     RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE);
1186     Sample* pSample = new Sample(this, wave, 0 /*arbitrary value, we update offsets when we save*/);
1187     pSamples->push_back(pSample);
1188     return pSample;
1189     }
1190    
1191     /** @brief Delete a sample.
1192     *
1193     * This will delete the given Sample object from the DLS file. You have
1194     * to call Save() to make this persistent to the file.
1195     *
1196     * @param pSample - sample to delete
1197     */
1198     void File::DeleteSample(Sample* pSample) {
1199 schoenebeck 802 if (!pSamples) return;
1200 schoenebeck 800 SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), pSample);
1201     if (iter == pSamples->end()) return;
1202     pSamples->erase(iter);
1203     delete pSample;
1204     }
1205    
1206 schoenebeck 2 Instrument* File::GetFirstInstrument() {
1207     if (!pInstruments) LoadInstruments();
1208     if (!pInstruments) return NULL;
1209     InstrumentsIterator = pInstruments->begin();
1210     return (InstrumentsIterator != pInstruments->end()) ? *InstrumentsIterator : NULL;
1211     }
1212    
1213     Instrument* File::GetNextInstrument() {
1214     if (!pInstruments) return NULL;
1215     InstrumentsIterator++;
1216     return (InstrumentsIterator != pInstruments->end()) ? *InstrumentsIterator : NULL;
1217     }
1218    
1219     void File::LoadInstruments() {
1220 schoenebeck 823 if (!pInstruments) pInstruments = new InstrumentList;
1221 schoenebeck 2 RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS);
1222     if (lstInstruments) {
1223     RIFF::List* lstInstr = lstInstruments->GetFirstSubList();
1224     while (lstInstr) {
1225     if (lstInstr->GetListType() == LIST_TYPE_INS) {
1226     pInstruments->push_back(new Instrument(this, lstInstr));
1227     }
1228     lstInstr = lstInstruments->GetNextSubList();
1229     }
1230     }
1231     }
1232    
1233 schoenebeck 800 /** @brief Add a new instrument definition.
1234     *
1235     * This will create a new Instrument object for the DLS file. You have
1236     * to call Save() to make this persistent to the file.
1237     *
1238     * @returns pointer to new Instrument object
1239     */
1240     Instrument* File::AddInstrument() {
1241 schoenebeck 809 if (!pInstruments) LoadInstruments();
1242 schoenebeck 800 __ensureMandatoryChunksExist();
1243     RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS);
1244     RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS);
1245     Instrument* pInstrument = new Instrument(this, lstInstr);
1246     pInstruments->push_back(pInstrument);
1247     return pInstrument;
1248     }
1249 schoenebeck 2
1250 schoenebeck 809 /** @brief Delete an instrument.
1251 schoenebeck 800 *
1252     * This will delete the given Instrument object from the DLS file. You
1253     * have to call Save() to make this persistent to the file.
1254     *
1255     * @param pInstrument - instrument to delete
1256     */
1257     void File::DeleteInstrument(Instrument* pInstrument) {
1258 schoenebeck 802 if (!pInstruments) return;
1259 schoenebeck 800 InstrumentList::iterator iter = find(pInstruments->begin(), pInstruments->end(), pInstrument);
1260     if (iter == pInstruments->end()) return;
1261     pInstruments->erase(iter);
1262     delete pInstrument;
1263     }
1264 schoenebeck 2
1265 schoenebeck 800 /**
1266     * Apply all the DLS file's current instruments, samples and settings to
1267     * the respective RIFF chunks. You have to call Save() to make changes
1268     * persistent.
1269     *
1270     * @throws Exception - on errors
1271     */
1272     void File::UpdateChunks() {
1273     // first update base class's chunks
1274     Resource::UpdateChunks();
1275    
1276     // if version struct exists, update 'vers' chunk
1277     if (pVersion) {
1278     RIFF::Chunk* ckVersion = pRIFF->GetSubChunk(CHUNK_ID_VERS);
1279     if (!ckVersion) ckVersion = pRIFF->AddSubChunk(CHUNK_ID_VERS, 8);
1280     uint8_t* pData = (uint8_t*) ckVersion->LoadChunkData();
1281 persson 918 memcpy(pData, pVersion, 2 * 4);
1282 schoenebeck 800 }
1283    
1284     // update 'colh' chunk
1285     Instruments = (pInstruments) ? pInstruments->size() : 0;
1286     RIFF::Chunk* colh = pRIFF->GetSubChunk(CHUNK_ID_COLH);
1287     if (!colh) colh = pRIFF->AddSubChunk(CHUNK_ID_COLH, 4);
1288     uint8_t* pData = (uint8_t*) colh->LoadChunkData();
1289 persson 918 memcpy(pData, &Instruments, 4);
1290 schoenebeck 800
1291     // update instrument's chunks
1292     if (pInstruments) {
1293     InstrumentList::iterator iter = pInstruments->begin();
1294     InstrumentList::iterator end = pInstruments->end();
1295     for (; iter != end; ++iter) {
1296     (*iter)->UpdateChunks();
1297     }
1298     }
1299    
1300     // update 'ptbl' chunk
1301     const int iSamples = (pSamples) ? pSamples->size() : 0;
1302     const int iPtblOffsetSize = (b64BitWavePoolOffsets) ? 8 : 4;
1303     RIFF::Chunk* ptbl = pRIFF->GetSubChunk(CHUNK_ID_PTBL);
1304     if (!ptbl) ptbl = pRIFF->AddSubChunk(CHUNK_ID_PTBL, 1 /*anything, we'll resize*/);
1305     const int iPtblSize = WavePoolHeaderSize + iPtblOffsetSize * iSamples;
1306     ptbl->Resize(iPtblSize);
1307     pData = (uint8_t*) ptbl->LoadChunkData();
1308     WavePoolCount = iSamples;
1309 persson 918 memcpy(&pData[4], &WavePoolCount, 4);
1310 schoenebeck 800 // we actually update the sample offsets in the pool table when we Save()
1311     memset(&pData[WavePoolHeaderSize], 0, iPtblSize - WavePoolHeaderSize);
1312    
1313     // update sample's chunks
1314     if (pSamples) {
1315     SampleList::iterator iter = pSamples->begin();
1316     SampleList::iterator end = pSamples->end();
1317     for (; iter != end; ++iter) {
1318     (*iter)->UpdateChunks();
1319     }
1320     }
1321     }
1322    
1323     /** @brief Save changes to another file.
1324     *
1325     * Make all changes persistent by writing them to another file.
1326     * <b>Caution:</b> this method is optimized for writing to
1327     * <b>another</b> file, do not use it to save the changes to the same
1328     * file! Use Save() (without path argument) in that case instead!
1329     * Ignoring this might result in a corrupted file!
1330     *
1331     * After calling this method, this File object will be associated with
1332     * the new file (given by \a Path) afterwards.
1333     *
1334     * @param Path - path and file name where everything should be written to
1335     */
1336     void File::Save(const String& Path) {
1337     UpdateChunks();
1338     pRIFF->Save(Path);
1339     __UpdateWavePoolTableChunk();
1340     }
1341    
1342     /** @brief Save changes to same file.
1343     *
1344     * Make all changes persistent by writing them to the actual (same)
1345     * file. The file might temporarily grow to a higher size than it will
1346     * have at the end of the saving process.
1347     *
1348     * @throws RIFF::Exception if any kind of IO error occured
1349     * @throws DLS::Exception if any kind of DLS specific error occured
1350     */
1351     void File::Save() {
1352     UpdateChunks();
1353     pRIFF->Save();
1354     __UpdateWavePoolTableChunk();
1355     }
1356    
1357     /**
1358     * Checks if all (for DLS) mandatory chunks exist, if not they will be
1359     * created. Note that those chunks will not be made persistent until
1360     * Save() was called.
1361     */
1362     void File::__ensureMandatoryChunksExist() {
1363     // enusre 'lins' list chunk exists (mandatory for instrument definitions)
1364     RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS);
1365     if (!lstInstruments) pRIFF->AddSubList(LIST_TYPE_LINS);
1366     // ensure 'ptbl' chunk exists (mandatory for samples)
1367     RIFF::Chunk* ptbl = pRIFF->GetSubChunk(CHUNK_ID_PTBL);
1368     if (!ptbl) {
1369     const int iOffsetSize = (b64BitWavePoolOffsets) ? 8 : 4;
1370     ptbl = pRIFF->AddSubChunk(CHUNK_ID_PTBL, WavePoolHeaderSize + iOffsetSize);
1371     }
1372     // enusre 'wvpl' list chunk exists (mandatory for samples)
1373     RIFF::List* wvpl = pRIFF->GetSubList(LIST_TYPE_WVPL);
1374     if (!wvpl) pRIFF->AddSubList(LIST_TYPE_WVPL);
1375     }
1376    
1377     /**
1378     * Updates (persistently) the wave pool table with offsets to all
1379     * currently available samples. <b>Caution:</b> this method assumes the
1380 schoenebeck 804 * 'ptbl' chunk to be already of the correct size and the file to be
1381     * writable, so usually this method is only called after a Save() call.
1382 schoenebeck 800 *
1383     * @throws Exception - if 'ptbl' chunk is too small (should only occur
1384     * if there's a bug)
1385     */
1386     void File::__UpdateWavePoolTableChunk() {
1387     __UpdateWavePoolTable();
1388     RIFF::Chunk* ptbl = pRIFF->GetSubChunk(CHUNK_ID_PTBL);
1389     const int iOffsetSize = (b64BitWavePoolOffsets) ? 8 : 4;
1390     // check if 'ptbl' chunk is large enough
1391 schoenebeck 802 WavePoolCount = (pSamples) ? pSamples->size() : 0;
1392 schoenebeck 800 const unsigned long ulRequiredSize = WavePoolHeaderSize + iOffsetSize * WavePoolCount;
1393     if (ptbl->GetSize() < ulRequiredSize) throw Exception("Fatal error, 'ptbl' chunk too small");
1394 schoenebeck 804 // save the 'ptbl' chunk's current read/write position
1395     unsigned long ulOriginalPos = ptbl->GetPos();
1396 schoenebeck 800 // update headers
1397 schoenebeck 804 ptbl->SetPos(0);
1398     ptbl->WriteUint32(&WavePoolHeaderSize);
1399     ptbl->WriteUint32(&WavePoolCount);
1400 schoenebeck 800 // update offsets
1401 schoenebeck 804 ptbl->SetPos(WavePoolHeaderSize);
1402 schoenebeck 800 if (b64BitWavePoolOffsets) {
1403     for (int i = 0 ; i < WavePoolCount ; i++) {
1404 schoenebeck 804 ptbl->WriteUint32(&pWavePoolTableHi[i]);
1405     ptbl->WriteUint32(&pWavePoolTable[i]);
1406 schoenebeck 800 }
1407     } else { // conventional 32 bit offsets
1408     for (int i = 0 ; i < WavePoolCount ; i++)
1409 schoenebeck 804 ptbl->WriteUint32(&pWavePoolTable[i]);
1410 schoenebeck 800 }
1411 schoenebeck 804 // restore 'ptbl' chunk's original read/write position
1412     ptbl->SetPos(ulOriginalPos);
1413 schoenebeck 800 }
1414    
1415     /**
1416     * Updates the wave pool table with offsets to all currently available
1417     * samples. <b>Caution:</b> this method assumes the 'wvpl' list chunk
1418     * exists already.
1419     */
1420     void File::__UpdateWavePoolTable() {
1421 schoenebeck 802 WavePoolCount = (pSamples) ? pSamples->size() : 0;
1422 schoenebeck 800 // resize wave pool table arrays
1423     if (pWavePoolTable) delete[] pWavePoolTable;
1424     if (pWavePoolTableHi) delete[] pWavePoolTableHi;
1425     pWavePoolTable = new uint32_t[WavePoolCount];
1426     pWavePoolTableHi = new uint32_t[WavePoolCount];
1427 schoenebeck 802 if (!pSamples) return;
1428 schoenebeck 800 // update offsets int wave pool table
1429     RIFF::List* wvpl = pRIFF->GetSubList(LIST_TYPE_WVPL);
1430     uint64_t wvplFileOffset = wvpl->GetFilePos();
1431     if (b64BitWavePoolOffsets) {
1432     SampleList::iterator iter = pSamples->begin();
1433     SampleList::iterator end = pSamples->end();
1434     for (int i = 0 ; iter != end ; ++iter, i++) {
1435 schoenebeck 804 uint64_t _64BitOffset = (*iter)->pWaveList->GetFilePos() - wvplFileOffset - LIST_HEADER_SIZE;
1436 schoenebeck 800 (*iter)->ulWavePoolOffset = _64BitOffset;
1437     pWavePoolTableHi[i] = (uint32_t) (_64BitOffset >> 32);
1438     pWavePoolTable[i] = (uint32_t) _64BitOffset;
1439     }
1440     } else { // conventional 32 bit offsets
1441     SampleList::iterator iter = pSamples->begin();
1442     SampleList::iterator end = pSamples->end();
1443     for (int i = 0 ; iter != end ; ++iter, i++) {
1444 schoenebeck 804 uint64_t _64BitOffset = (*iter)->pWaveList->GetFilePos() - wvplFileOffset - LIST_HEADER_SIZE;
1445 schoenebeck 800 (*iter)->ulWavePoolOffset = _64BitOffset;
1446     pWavePoolTable[i] = (uint32_t) _64BitOffset;
1447     }
1448     }
1449     }
1450    
1451    
1452    
1453 schoenebeck 2 // *************** Exception ***************
1454     // *
1455    
1456     Exception::Exception(String Message) : RIFF::Exception(Message) {
1457     }
1458    
1459     void Exception::PrintMessage() {
1460     std::cout << "DLS::Exception: " << Message << std::endl;
1461     }
1462    
1463 schoenebeck 518
1464     // *************** functions ***************
1465     // *
1466    
1467     /**
1468     * Returns the name of this C++ library. This is usually "libgig" of
1469     * course. This call is equivalent to RIFF::libraryName() and
1470     * gig::libraryName().
1471     */
1472     String libraryName() {
1473     return PACKAGE;
1474     }
1475    
1476     /**
1477     * Returns version of this C++ library. This call is equivalent to
1478     * RIFF::libraryVersion() and gig::libraryVersion().
1479     */
1480     String libraryVersion() {
1481     return VERSION;
1482     }
1483    
1484 schoenebeck 2 } // namespace DLS

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