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revision 666 by persson, Sun Jun 19 15:18:59 2005 UTC revision 3935 by schoenebeck, Thu Jun 17 10:09:42 2021 UTC
# Line 1  Line 1 
1  Version CVS HEAD (?)  Version SVN trunk (?)
2    
3      * src/gig.cpp, src/gig.h:
4        - Region::DeleteDimensionZone(): Fix clang sanatizer warning.
5        - Region::SplitDimensionZone(): Fix clang sanatizer warning.
6        - Sample: Fix unnecessary RAM consumption in case of 24 bit samples
7          (InternalDecompressionBuffer is no longer needed for 24 bit samples since
8          SVN r902 / libgig release 3.1.0).
9        - Use GetSubChunkAt() instead of GetFirstSubChunk() / GetNextSubChunk() in
10          entire gig.cpp file.
11        - Use GetSubListAt() instead of GetFirstSubList() / GetNextSubList() in
12          entire gig.cpp file.
13        - Added method Instrument::GetRegionAt().
14        - Marked methods Instrument::GetFirstRegion() and
15          Instrument::GetNextRegion() as deprecated.
16        - Use GetRegionAt() instead of GetFirstRegion() / GetNextRegion() in entire
17          gig.cpp file.
18        - Changed signature of method File::GetSample(uint) to
19          File::GetSample(size_t,progress_t*).
20        - Marked methods File::GetFirstSample() and File::GetNextSample() as
21          deprecated.
22        - Use File::GetSample() instead of File::GetFirstSample() /
23          File::GetNextSample() in entire gig.cpp file.
24        - Added method Group::GetSample().
25        - Marked methods Group::GetFirstSample() and Group::GetNextSample() as
26          deprecated.
27        - Use Group::GetSample() instead of Group::GetFirstSample() /
28          Group::GetNextSample() in entire gig.cpp file.
29        - Changed signature of method File::GetGroup(uint) to
30          File::GetGroup(size_t).
31    
32      * src/SF.cpp, src/SF.h:
33        - File::DeleteInstrument(): Fix clang sanatizer warning.
34    
35      * src/DLS.cpp, src/DLS.h:
36        - Use GetSubChunkAt() instead of GetFirstSubChunk() / GetNextSubChunk() in
37          entire DLS.cpp file.
38        - Use GetSubListAt() instead of GetFirstSubList() / GetNextSubList() in
39          entire DLS.cpp file.
40        - Added method Instrument::GetRegionAt().
41        - Marked methods Instrument::GetFirstRegion() and
42          Instrument::GetNextRegion() as deprecated.
43        - Use GetRegionAt() instead of GetFirstRegion() / GetNextRegion() in entire
44          DLS.cpp file.
45        - Added method File::GetSample().
46        - Marked methods File::GetFirstSample() and File::GetNextSample() as
47          deprecated.
48        - Use File::GetSample() instead of File::GetFirstSample() /
49          File::GetNextSample() in entire DLS.cpp file.
50    
51      * src/RIFF.cpp, src/RIFF.h:
52        - Chunk::LoadChunkData(): Fix clang sanatizer warning.
53        - List::LoadSubChunks(): Fix potential garbage data access if reading a
54          RIFF chunk ID failed.
55        - Added methods File::IsIOPerThread() and File::SetIOPerThread(bool); the
56          latter allows to automatically use a separate file I/O stream state for
57          each thread.
58        - Added method List::GetSubChunkAt().
59        - Added method List::GetSubListAt().
60        - Marked methods List::GetFirstSubChunk(), List::GetNextSubChunk(),
61          List::GetFirstSubList() and List::GetNextSubList() as deprecated.
62        - Use GetSubListAt() instead of GetFirstSubList() / GetNextSubList() in
63          entire RIFF.cpp file.
64    
65    Version 4.3.0 (9 May 2021)
66    
67      * general changes:
68        - Require at least a C++11 compliant compiler.
69        - Require some UUID generating function by underlying system.
70    
71      * src/gig.cpp, src/gig.h:
72        - GIG FORMAT EXTENSION: Added attributes DimensionRegion::LFO1WaveForm,
73          DimensionRegion::LFO2WaveForm and DimensionRegion::LFO3WaveForm, which
74          allow to define override LFOs' wave form (e.g. saw or square instead of
75          the default wave form which was always sine in the original
76          Gigasampler/GigaStudio software).
77        - GIG FORMAT EXTENSION: Added attributes DimensionRegion::LFO1Phase,
78          DimensionRegion::LFO2Phase and DimensionRegion::LFO3Phase, which allow to
79          move the start point horizontally of the LFOs' waves (0° ... 360°).
80        - GIG FORMAT EXTENSION: Added attribute DimensionRegion::LFO3FlipPhase
81          (the original Gigasampler/GigaStudio software only had that flip phase
82          option for LFO1 and LFO2).
83        - Added methods DimensionRegion::UsesAnyGigFormatExtension(),
84          Region::UsesAnyGigFormatExtension(),
85          Instrument::UsesAnyGigFormatExtension() and
86          File::UsesAnyGigFormatExtension() (however only as private methods yet,
87          see comments on methods why).
88        - GIG FORMAT EXTENSION: added LinuxSampler specific filter type
89          implementations to enum vcf_type_t: vcf_type_lowpass_1p,
90          vcf_type_lowpass_2p, vcf_type_lowpass_4p, vcf_type_lowpass_6p,
91          vcf_type_highpass_1p, vcf_type_highpass_2p, vcf_type_highpass_4p,
92          vcf_type_highpass_6p, vcf_type_bandpass_2p, vcf_type_bandreject_2p.
93        - Compatibility fix: GigaStudio always expects 128 '3gnm' RIFF chunks
94          (patch by Ivan Maguidhir).
95        - Compatibility fix: GigaStudio 3 expects '3dnm' and '3ddp' RIFF chunks
96          (original patch by Ivan Maguidhir).
97        - Region::DeleteDimensionZone() and Region::SplitDimensionZone(): Fixed
98          dimensions being in different order after deleting a dimension zone.
99        - Script: Generate a persistent UUID for each script.
100        - GIG FORMAT EXTENSION: Added support for script 'patch' variables and
101          accordingly added new methods to Instrument class:
102          IsScriptPatchVariableSet(), GetScriptPatchVariables(),
103          GetScriptPatchVariable(), SetScriptPatchVariable(),
104          UnsetScriptPatchVariable(); stored persistently as new 'SCPV' RIFF chunk
105          as child of our '3LS ' list chunk on Instrument level.
106        - Fixed undefined behaviour when modifying script slots on an instrument
107          that had been cloned and not been saved yet (e.g. unintended modification
108          of original instrument's script slots, and crash on Instrument destruction
109          due to double free of pScriptRefs).
110    
111      * src/Serialization.cpp, src/Serialization.h:
112        - Fixed broken Archive(RawData) constructor which always threw an
113          Exception.
114        - Added built-in support for C++ String objects (a.k.a. std::string
115          from the STL) and bumped Srx format version to 1.1 for that reason.
116        - Fixed assertion fault on some systems if a member variable defined was
117          serialized which was declared as size_t or ssize_t data type.
118        - Added new method Archive::operation() which allows applications to
119          distinguish between serialization vs. deserialization in their
120          serialize() method implementations.
121        - Added built-in support for C++ Array<> objects (a.k.a. std::vector from
122          the STL).
123        - Member offsets are now signed and for (newly added support of) member
124          variables on the heap -1 is always used as offset instead.
125        - Added built-in support for C++ Set<> objects (a.k.a. std::set from the
126          STL).
127        - DataType: Added optional 2nd custom type name.
128        - Added built-in support for C++ Map<> objects (a.k.a. std::map from the
129          STL).
130    
131      * src/helper.h:
132        - Fix compile error with GCC 9 due to ignored result value of vasprintf()
133          function call.
134    
135      * src/tools/gigdump.cpp:
136        - Print dimension region properties LFO1WaveForm, LFO2WaveForm,
137          LFO3WaveForm, LFO1Phase, LFO2Phase, LFO3Phase, LFO1FlipPhase,
138          LFO2FlipPhase and LFO3FlipPhase.
139    
140    Version 4.2.0 (25 Jul 2019)
141    
142      * general changes:
143        - Added MSVC build support (anonymous patch from mailing list).
144        - Introduced CMake build support (yet constrained for building with MSVC)
145          (anonymous patch from mailing list).
146        - Fix: Don't automatically delete RIFF chunks from DLS/gig classes'
147          destructors. Added new virtual method DeleteChunks() to those classes
148          for this which must be explicitly called instead to remove their RIFF
149          chunks.
150        - Fix: Many methods of DLS/gig classes assumed a RIFF chunk read position
151          of zero; which is unsafe per se.
152        - Added C++11 "override" keyword where appropriate.
153        - Fixed crash in RIFF, DLS and gig classes which occurred on certain
154          of their actions when not passing a progress_t callback structure.
155    
156      * src/gig.cpp, src/gig.h:
157        - Fixed Doxygen API comments for enum types (currently latest Doxygen
158          [v1.8.13] only supports C comments in macro arguments expansion, but
159          not C++ comments; see <FindDefineArgs> lexer rules in src/pre.l of
160          the Doxygen source code, which currently also filter out new line
161          \n chars).
162        - Added new method File::CountSamples().
163        - Added new method File::CountInstruments().
164        - Fixed gig v4 files falsely being handled as v2 format
165          (patch by Ivan Maguidhir).
166        - Added gig v4 version identifier (File::VERSION_4).
167        - GIG FORMAT EXTENSION: Added attribute
168          DimensionRegion::SustainReleaseTrigger which allows to define whether
169          a sustain pedal up event shall cause a release trigger sample to be
170          played (default: don't play release trigger sample by sustain pedal).
171        - GIG FORMAT EXTENSION: Added attribute
172          DimensionRegion::NoNoteOffReleaseTrigger which allows to disable the
173          regular behaviour of playing release trigger sample on MIDI note-off
174          events.
175        - Introduced support for writing extension files (.gx01, .gx02, ...)
176          (original patch by Ivan Maguidhir).
177        - Many gig classes derive now from DLS::Storage (see DLS changes below).
178        - Added File::GetRiffFile() method.
179    
180      * src/DLS.cpp, src/DLS.h:
181        - File: Fixed implicitly allocated RIFF::File object never been freed.
182        - Added new abstract interface base class DLS::Storage which is derived by
183          the respective classes for implementing (the old) UpdateChunks() and the
184          new DeleteChunks() method.
185        - Added File::GetRiffFile() method.
186    
187      * src/sf2.cpp, src/sf2.h:
188        - Added Sample::GetFile() method.
189        - Added File::GetRiffFile() method.
190    
191      * src/Serialization.cpp, src/Serialization.h:
192        - Hide pure internal declarations from header file to avoid numerous
193          compiler warnings when building and linking against the public API.
194        - Fixed comparision logic bug
195        - Fixed memory leak in DataType::customTypeName().
196    
197      * src/RIFF.cpp, src/RIFF.h:
198        - Fix: Calling File::SetMode() left an undefined file handle on Windows and
199          caused a resource leak
200        - Avoid compiler warning when building for 32 bit windows.
201        - Added new method progress_t::subdivide().
202        - Fix: API doc comment for Chunk::GetFilePos() was completely wrong.
203        - progress_t: Added a 2nd (overridden) progress_t::subdivide() method which
204          allows a more fine graded control into which portions the subtasks are
205          divided to.
206    
207      * src/tools/gigdump.cpp:
208        - Added command line option --instrument-names which causes only
209          instrument names and their index numbers to be printed.
210    
211    Version 4.1.0 (25 Nov 2017)
212      * general changes:
213        - removed 2 GB limitation when loading a gig or DLS file
214        - using now native integer size where appropriate
215        - fixed minor issues with man pages (patch by Debian maintainer)
216        - fixed various spelling mistakes (patch by Debian maintainer)
217        - Added new "Serialization" framework (and equally named namespace)
218          which allows to serialize and deserialize native C++ objects
219          in a portable, easy and flexible way.
220        - print compiler warning if no RTTI available
221        - Fixed potential crash in command line tools gig2stereo, korg2gig,
222          korgdump and sf2extract.
223        - Fixed CVE-2017-12950, CVE-2017-12952, CVE-2017-12953
224          (original patch by Paul Brossier, slightly modified).
225        - Debian: Fixed packaging error about invalid substitution variable
226          "Source-Version".
227        - Raised Debian compatibility level to Debian 9 "Stretch".
228    
229      * src/gig.cpp, src/gig.h:
230        - fixed bug in Script::SetGroup: the script chunk wasn't moved
231        - fixed compilation error with clang 3.4
232        - GIG FORMAT EXTENSION: added support for saving gig file larger than 4 GB
233          as one single monolithic gig file. In case .gig file is >= 2GB expect a
234          large monolithic file, otherwise if .gig file is < 2 GB check for
235          "extension" files (.gx01, .gx02, ...) instead.
236        - fixed Region::UpdateUpdateVelocityTable() which did not work correctly
237          if there were dimensions after the velocity dimension: it only created
238          valid velocity tables for cases of dimensions lower than the velocity
239          dimension.
240        - added new method Sample::VerifyWaveData() which allows to check whether
241          a sample had been damaged for some reason
242        - Fix: samples' CRC checksums were damaged on file structure changes.
243        - Fix: samples' CRC checksums were misordered when a Sample was deleted.
244        - Added new method Sample::GetWaveDataCRC32Checksum().
245        - Changed default value of EG2Release (filter release time) to 60s.
246        - Instruments' default pitch bend range is now +-2 semi tones.
247        - Fixed CRC checksums being wrong sometimes.
248        - Fix: method File::AddContentOf() did not clone script groups and scripts
249          of passed original file.
250        - Added support for serializing & deserializing DimensionRegion
251          objects (and crossfade_t and leverage_ctrl_t objects).
252        - Added enum reflection API functions for retrieving enum declaration type
253          information at runtime (enumCount(), enumKey(), enumKeys(), enumValue()).
254        - Exception class now has a variadic constructor which allows to add
255          textual format specifiers like with printf().
256        - On unknown leverage controller exception: show precise unknown leverage
257          controller number found.
258        - Ignore invalid leverage controller types and just show a warning on the
259          console instead of throwing an exception.
260        - Added new struct eg_opt_t and new class member variable
261          DimensionRegion::EG1Options and DimensionRegion::EG2Options as an
262          extension to the gig file format, which allows to override the default
263          behavior of the first two EGs' state machines.
264        - Fixed undefined behavior when loading a gig file with invalid
265          velocity curve parameters (fixes CVE-2017-12951).
266        - Fixed undefined behavior when loading a gig file with invalid wave
267          pool index number (fixes CVE-2017-12954).
268    
269      * src/DLS.cpp, src/DLS.h:
270        - Sample: wave pool offsets are now 64 bits (to allow support for files
271          larger than 4 GB).
272        - Exception class now has a variadic constructor which allows to add
273          textual format specifiers like with printf().
274    
275      * src/RIFF.cpp, src/RIFF.h:
276        - added support for RIFF files larger than 4 GB, by default the required
277          internal RIFF file offset size is automatically detected (that is RIFF
278          files < 4 GB automatically use 32 bit offsets while files >= 4 GB
279          automatically use 64 bit offsets), a particular offset size can be forced
280          with a new option added to the RIFF File constructor though
281        - when saving a modified, grown RIFF file, the temporary file size during
282          Save() operation will no longer be larger than the final grown file size
283        - Exception class now has a variadic constructor which allows to add
284          textual format specifiers like with printf().
285    
286      * src/Serialization.cpp, src/Serialization.h:
287        - Archive: Added method isModified().
288        - Archive: Added method setAutoValue().
289        - Archive: Added method setIntValue().
290        - Archive: Added method setRealValue().
291        - Archive: Added method setBoolValue().
292        - Archive: Added method setEnumValue().
293        - Archive: Added method valueAsString().
294        - Archive::rawData(): Automatically re-encode new raw data stream if
295          archive had been modified (i.e. by remove(), setAutoValue(), etc.).
296        - Object: Added method memberByUID().
297        - Object: remove() method is now protected.
298        - Archive: Added method removeMember().
299        - Archive: Added methods name() and setName().
300        - Archive: Added methods comment() and setComment().
301        - Archive: Added methods timeStampCreated(), timeStampModified(),
302          dateTimeCreated() and dateTimeModified().
303        - Archive: Added methods valueAsInt(), valueAsReal() and valueAsBool().
304        - DataType: Implemented demangling C++ type names (for methods
305          asLongDescr() and customTypeName(bool demangle=false)).
306        - Archive::setAutoValue(): Handle human readable boolean text
307          representations like "yes", "no", "true", "false" as expected.
308        - Exception class now has a variadic constructor which allows to add
309          textual format specifiers like with printf().
310        - DataType fix: Retain backward compatibility to older versions of native
311          C++ classes/structs.
312    
313      * src/Akai.cpp:
314        - Fixed compilation error with recent, more strict compilers.
315    
316      * src/tools/akaidump.cpp, src/tools/akaiextract.cpp:
317        - improved output of non-ascii characters in usage messages
318        - fixed printf format strings
319    
320      * src/tools/korg2gig.cpp:
321        - fixed c++11 narrowing warnings
322        - fixed fine tuning which was not translated at all
323    
324      * src/tools/gigdump.cpp:
325        - additionally print VelocityUpperLimit and DimensionUpperLimits of all
326          dimension regions
327        - additionally print RIFF chunk file offset and RIFF chunk size of sample
328          data
329        - added and implemented new parameter "--verify" which allows to check
330          the raw wave form data integrity of all samples
331        - added and implemented new parameter "--rebuild-checksums" which allows
332          to recalculate the CRC32 checksum of all samples' raw wave data and
333          rebuilding the gig file's global checksum table (i.e. in case the
334          file's checksum table was damaged)
335        - print samples' CRC32 checksums
336        - Print the new EG behavior options (eg_opt_t).
337    
338      * src/tools/gigextract.cpp:
339        - Fix: if sample name contains a path separator (slash or backslash) then
340          replace them by a minus sign to avoid file system issues.
341    
342      * src/tools/gig2stereo.cpp:
343        - Also merge mono sample pairs with non matching loop information if
344          argument --incompatible was given.
345    
346      * packaging changes:
347        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
348          auto detect whether it (sh/c)ould output its messages in color.
349    
350    Version 4.0.0 (14 Jul 2015)
351      * general changes:
352        - minor Makefile fix for parallel make
353        - Mac OS X: link with CoreFoundation (for the UUID function)
354        - removed gcc 4.7 warnings
355        - modernized configure script
356        - removed usage of deprecated Automake variable INCLUDES
357        - added new command line tool "gigmerge"
358        - added "const" keyword to several methods
359        - added new command line tool "gig2mono"
360        - added man page for "sf2dump"
361        - added new command line tool "korgdump" (and a man page for it)
362        - added new command line tool "korg2gig" (and a man page for it)
363        - moved source files of command line tools to new subdir src/tools
364        - libgig.so and libakai.so files are now installed under
365          $(prefix)/lib/libgig/ by default.
366        - Header files are now installed under $(prefix)/include/libgig/ by default.
367        - Fixed various packaging issues regarding installation directories
368          (fixes #218).
369        - added new command line tool "gig2stereo" (and a man page for it)
370        - unit tests: fixed wrong return value when test suite app exits
371          (patch by Ryan Schmidt)
372        - added new command line tool "sf2extract" (and a man page for it)
373    
374      * SoundFont file format:
375        - initial implementation
376        - changed region lookup API to avoid malloc in RT threads
377        - fixed GetEG1Sustain which didn't return correct value
378        - bugfix: GetPan always returned -1, 0 or 1
379    
380      * KORG file format:
381        - initial support for sample based instruments in KORG's file format
382          (.KMP and .KSF files)
383    
384      * AKAI file format:
385        - Added Linux/POSIX ported version of libakai. Note that libakai is released
386          under LGPL terms while libgig is released under GPL terms. To handle this
387          license difference appropriately the AKAI support part is built as
388          separate DLL (.so file).
389        - Fixed Mac OSX support so that the Akai lib files and tools compile without
390          any exotic third party libraries.
391        - Fixed various compilation errors for Windows.
392        - POSIX fix: open() requires third (mode) argument if used with O_CREAT
393          (fixes #219).
394    
395      * src/gig.cpp:
396        - bugfix: VCF velocity dynamic range and VCF velocity curve
397          weren't saved correctly
398        - implemented File::AddDuplicateInstrument()
399        - bugfix: negative EG3 depth values were not correctly parsed or
400          saved
401        - added write support for CtrlTrigger midi rule
402        - added read and write support for Legato and Alternator midi
403          rules
404        - bugfix: sample groups were sometimes created multiple times or with
405          wrong textual group name
406        - added new method File::AddContentOf() for merging .gig files
407        - GIG FORMAT EXTENSION: added additional MIDI controllers for leverage
408          controller types (only works with LinuxSampler & gigedit, will not
409          work with Gigasampler/GigaStudio)
410        - added new method File::GetGroup(String name) for getting group by name
411        - added new method Region::GetDimensionDefinition(dimension_t type)
412        - bugfix: don't alter region pointer in DimensionRegion::CopyAssign()
413        - added some more sanity checks in Region::AddDimension()
414        - added new method Region::DeleteDimensionZone(dimension_t, int)
415        - added new method Region::SplitDimensionZone(dimension_t, int)
416        - Fixed crash caused by Region::GetDimensionRegionByValue() that happened
417          with certain velocity split sounds under certain conditions (added bound
418          constraints to prevent that)
419        - GIG FORMAT EXTENSION: added support for real-time instrument scripts.
420        - added new method Region::GetDimensionRegionIndexByValue()
421        - added new method Script::GetGroup()
422        - added new method Region::SetDimensionType()
423        - Added support for custom progress notification while saving to gig file.
424        - Bugfix: Adding a new region in between two existing regions caused the
425          new one being dropped after save operation and the gig file being tainted
426          (chunks at wrong location in the RIFF tree).
427        - Added new method Instrument::MoveTo() which allows to rearrange the order
428          of instruments within the same gig file.
429    
430      * src/DLS.cpp, src/DLS.h:
431        - added new method File::GetFileName()
432        - fixed minor "memory leak on exception" bug found with cppcheck
433        - added new method File::GetExtensionFile(int index)
434        - added new method File::SetFileName() allowing to call File::Save()
435          later on without passing a file name
436        - added inline helper methods overlaps() for struct range_t
437        - Added support for custom progress notification while saving to DLS file.
438        - Bugfix: Adding a new region in between two existing regions caused the
439          new one being dropped after save operation and the gig file being tainted
440          (chunks at wrong location in the RIFF tree).
441    
442      * src/SF.cpp, src/SF.h:
443        - added new method Sample::ReadNoClear()
444    
445      * src/RIFF.cpp, src/RIFF.h:
446        - bugfix: avoid calling read() with count 0 when writing a file,
447          as this may hang on some systems
448        - fixed memory leak and memory handling errors when file loading
449          fails
450        - added new method Chunk::ReadString
451        - added new method File::SetFileName() allowing to call File::Save()
452          later on without passing a file name
453        - added new method File::IsNew()
454        - added support for loading RIFF-like files with a bit different layout
455          than "real" RIFF files (used for KORG format support)
456        - added new method Chunk::GetFile()
457        - added new method Chunk::GetLayout()
458        - added 2nd, alternative method for List::MoveSubChunk(), the old 1st one
459          allows to move a subchunk within the current List, whereas the new 2nd
460          one allows to move the subchunk from the current list to another list
461        - POSIX: only assume -1 result value as error on open() calls
462        - POSIX: show operating system's error reason if opening a file failed
463        - Added support for custom progress notification while saving to RIFF file.
464        - Fixed embarrassing old bug: POSIX read() errors were never detected on
465          Chunk::Read() calls due to signment incompatible variable.
466        - Cleanup of an old DLL binary backward compatibility hack.
467    
468      * src/gigextract.cpp:
469        - export sample loop, unity note and fine tune with libsndfile
470    
471      * src/riftree.cpp:
472        - added more command line options for being able to also dump other kind
473          of file formats similar but not equal to the RIFF format
474    
475    Version 3.3.0 (30 Jul 2009)
476    
477      * general changes:
478        - fixed compilation with gcc 4.3
479        - fixes for building with Visual C++
480        - minor fix in configure for building DLL on Windows
481    
482      * src/gig.cpp, src/gig.h:
483        - added partial support for MIDI rules, only the Controller
484          Triggered rule is supported so far
485        - bugfix: removed another iterator invalidation in DeleteSample
486        - bugfix in Sample::LoadSampleData*(): reset sample read position to
487          sample start before trying to (re)load sample data from file (#82)
488        - bugfix: EG3 depth parameter was not saved correctly
489        - fixed crash which occured when streaming a gig sample with
490          bi-directional (a.k.a. 'pingpong') loop type (fixes #102)
491    
492      * src/RIFF.cpp, src/RIFF.h:
493        - bugfix: saving to the same file after the file size had been
494          increased made the file corrupt (#82)
495        - bugfix: refuse Chunk::Read() in case chunk has just been added, that
496          is not written physically yet (#82)
497        - bugfix: saving to the same file after the file size had been
498          decreased sometimes also made the file corrupt!
499        - bugfix: undefined behavior (e.g. endless loop) when opening zero
500          length files, now throws a RIFF::Exception instead (fixes bug #121)
501        - bugfix: destructor for base class RIFF::Chunk accessed members
502          of derived class RIFF::File, which is bad, and caused crashes
503          when using Visual C++
504        - bugfix: files that contain zero length RIFF lists were not read
505          correctly (fixes #127) (bug was introduced 2009-03-13)
506    
507    Version 3.2.1 (5 Dec 2007)
508    
509      * src/RIFF.cpp, src/RIFF.h:
510        - avoid Windows to perform unnecessary file stream caching which would
511          decrease disk streaming performance on Windows systems otherwise
512    
513      * src/gig.cpp, src/gig.h:
514        - added File::SetAutoLoad() and File::GetAutoLoad() for allowing
515          applications to retrieve very superficial informations like amount of
516          instruments and their names in a very fast way
517    
518    Version 3.2.0 (14 Oct 2007)
519    
520      * packaging changes:
521        - added Mac OSX XCode project files (patch by Toshi Nagata)
522        - Dev-C++ (win32) project file is automatically updated with
523          the version info from configure.in
524        - the configure script can now be used in Windows with MSYS
525        - added a mainpage for the Doxygen API documentation
526    
527      * src/DLS.cpp, src/DLS.h:
528        - added Sampler::AddSampleLoop() and Sampler::DeleteSampleLoop() methods
529        - fixed write support for big-endian systems
530        - improved handling of fixed length info strings - separate default
531          lengths can be specified for each INFO chunk
532        - added Resource::GenerateDLSID function
533        - write support fix: allow regions without mapped samples
534        - added method SetKeyRange() to the Region class which should be used
535          instead of setting the KeyRange member variable directly
536        - MoveRegion() method of Region class is now private
537        - added SetGain() method to Sampler class
538        - fixed crash when saving a file after a sample loop was added
539    
540      * src/gig.cpp, src/gig.h:
541        - fixed segmentation fault in the gig::File destructor sequence which
542          happened when gig::Group informations were accessed before
543        - fixed write support for big-endian systems
544        - defined lengths of a fixed set of info strings. These strings
545          are saved when the file is written, even if they are empty.
546        - added missing parameter initalizations in sample, region and
547          instrument constructors
548        - clear unused fields when saving samples and regions
549        - fixed write support bugs: v3 dimension limits and chunksize
550          weren't saved, leverage controller of type controlchange
551          couldn't be saved, group name list chunk was placed wrong,
552          dimension region chunks also placed wrong
553        - added initialization of some fixed info strings in file and
554          instrument
555        - write support: files created by libgig will now have the RIFF
556          chunks in correct order
557        - write support: two previously unknown fields in dimension
558          definition are now saved
559        - added constants for gig file versions
560        - write support: the 3crc and einf chunks are now created or
561          updated when a file is saved (3crc contains sample checksums,
562          einf contains file statistics)
563        - write support: DLSID is now generated on the file and the
564          instruments
565        - write support: improved the default values for dimension region
566          parameters
567        - more write support fixes: crossfade parameters were not saved,
568          v3 dimension limits were not correctly initialized and saved
569          when dimensions were added or deleted, v3 wave pool offsets were
570          not saved correctly
571        - write support: 24 bit samples can now be written
572        - write support: version 3 is now the default for new files
573        - more write support fixes: the 3ewg chunk is now bigger for v3,
574          dimension regions without mapped samples are now allowed, 3gnl
575          list in v3 files now always has 128 entries, several parameters
576          where incorrectly saved due to an operator precedence mistake
577        - DeleteSample now removes all references to the deleted sample
578        - AddDimension now copies all parameters from existing dimension
579          regions and also makes sure that the samplechannel dimension is
580          placed first in the list of dimensions.
581        - added method GetParent() to class 'DimensionRegion', which returns its
582          parent Region
583        - fixed Instrument::UpdateRegionKeyTable() method which did not reset
584          unused areas
585        - added various setter methods to DimensionRegion class which take care
586          of updating lookup tables / caches.
587    
588      * src/RIFF.cpp, src/RIFF.h:
589        - added File::SetByteOrder method
590        - Windows fix: saving a new file didn't work
591    
592      * src/gigdump.cpp:
593        - added some missing dimension strings
594    
595    Version 3.1.1 (24 Mar 2007)
596    
597      * packaging changes:
598        - ported to Windows using native Windows functions for file IO
599          (provided Dev-C++ + mingw project file)
600        - only export relevant files to Doxygen API documentation
601    
602      * src/gig.cpp, src/gig.h:
603        - custom velocity splits now works for gig v3 files too
604        - added support for custom splits points for other dimensions than
605          velocity (gig v3 feature)
606        - added "smart midi" and "round robin keyboard" dimensions
607        - added new method File::DeleteGroupOnly() which only deletes the given
608          group but moves all its members to another group, the other method,
609          that is File::DeleteGroup() now removes not just the group, but also
610          all the samples that belong to that group
611        - fixed crash which occured on interfering File::DeleteSample() and
612          File::GetNextSample() calls (due to iterator invalidation)
613        - fixed group names which were not saved
614        - fixed group destructor which did not remove the RIFF chunk associated
615          with the group
616        - added Instrument::MoveRegion method
617        - fixed constructor for Region, which did not initialize correctly
618          when used from Instrument::AddRegion
619        - when saving, override the gig::Regions sample reference simply by
620          the region's first dimension region's sample (avoids an exception
621          when trying to save a new instrument)
622        - fixed AddDimension() method which did not fill out all mandatory
623          dimension definition fields
624    
625      * src/DLS.cpp, src/DLS.h:
626        - added Instrument::MoveRegion method
627        - fixed software info field which was wrongly stored on instruments,
628          causing an exception when trying to save a new instrument
629    
630      * src/RIFF.cpp, src/RIFF.h:
631        - fixed RIFF::Chunk destructor which did not unregister previously
632          resized chunks, leading to a "zero size chunk" exception when
633          File::Save() was called
634        - added List::MoveSubChunk method
635    
636    Version 3.1.0 (24 Nov 2006)
637    
638      * packaging changes:
639        - changed deprecated copyright attribute to license;
640          added ldconfig to post-(un)install steps on libgig.spec (RPM)
641    
642      * src/gig.cpp, src/gig.h:
643        - added support for more than one set of custom velocity splits
644          inside a region (for example different velocity split levels for
645          pedal up and pedal down)
646        - sample loop parameters are now taken from the DimensionRegion
647          instead of the wave chunk
648        - keyswitching dimension is changed from split type "normal" to
649          "bit"
650        - real support for 24 bit samples - samples are not truncated to
651          16 bits anymore
652        - support for reading of ".art" files. (Merging of .art and .gig
653          files are not implemented yet.)
654        - several fixes for the write support
655        - support for sample groups added
656    
657      * src/DLS.cpp, src/DLS.h:
658        - support for reading of ".art" files
659        - removed incorrect use of memccpy in the write support (patch by
660          Jeremy Kerr)
661        - several fixes for the write support
662    
663      * src/gigextract.cpp:
664        - real support for 24 bit samples
665    
666      * src/gigdump.cpp:
667        - print global file informations
668        - print sample groups
669    
670      * general changes:
671        - added CPPUnit test cases (at the moment primarily for automatic check
672          of Gigasampler write support)
673    
674    Version 3.0.0 (28 Apr 2006)
675    
676      * general changes:
677        - added write support (that is for creating and modifying RIFF, DLS and
678          gig files)
679        - loading DLS and gig files is now much more permissive, DLS and gig
680          files are now loaded even if mandatory RIFF chunks are missing
681        - fixed some memory management errors, one of them was causing a
682          crash when a multi-file gig was deallocated
683    
684      * src/gig.cpp, src/gig.h:
685        - fixed the GetVelocityCutoff function, it wasn't always using the
686          VCFVelocityScale parameter when no cutoff controller was defined
687        - support for the gig v3 feature to have a number of dimension
688          splits not equal to a power of two
689        - added write support (highly experimental)
690    
691      * src/DLS.cpp, src/DLS.h:
692        - fixed loading of Articulation Connections (<artl> list chunks were
693          seeked instead of ordinary <artl> data chunks)
694        - added write support (highly experimental)
695    
696      * src/RIFF.cpp, src/RIFF.h:
697        - added write support
698        - Chunk::LoadChunkData() can now be called again to resize the buffer
699          after a Chunk::Resize() and before the File::Save() call to allow
700          placing the new data in the chunk's write buffer and perform the
701          resize and write operations in one rush
702    
703      * src/gigdump.cpp:
704        - fixed to show the correct amount of dimension regions instead of 32
705          (patch by James Wylder)
706    
707      * src/dlsdump.cpp:
708        - show for every region the name of the referenced sample
709        - show file name in quotation marks
710    
711    Version 2.0.2 (15 Aug 2005)
712    
713    * packaging changes:    * packaging changes:
714      - require automake (>= 1.5) for 'make -f Makefile.cvs'      - require automake (>= 1.5) for 'make -f Makefile.cvs'
# Line 8  Version CVS HEAD (?) Line 718  Version CVS HEAD (?)
718      - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...),      - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...),
719        the extension files are read automatically when the samples are        the extension files are read automatically when the samples are
720        loaded        loaded
721        - fixed the 24 bit decompression, the result should now be exact
722          instead of an approximation
723        - added VCFCutoffControllerInvert parameter and GetVelocityCutoff
724          function to DimensionRegion
725    
726    * src/DLS.cpp, src/DLS.h:    * src/DLS.cpp, src/DLS.h:
727      - the upper bits of the pool table indices are read (used as      - the upper bits of the pool table indices are read (used as

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