Version CVS HEAD (?) * general changes: - minor Makefile fix for parallel make - Mac OS X: link with CoreFoundation (for the UUID function) - removed gcc 4.7 warnings * SoundFont file format - initial implementation - changed region lookup API to avoid malloc in RT threads - fixed GetEG1Sustain which didn't return correct value * src/gig.cpp: - bugfix: VCF velocity dynamic range and VCF velocity curve weren't saved correctly * src/DLS.cpp, src/DLS.h: - added new method File::GetFileName() - fixed minor "memory leak on exception" bug found with cppcheck - added new method File::GetExtensionFile(int index) * src/RIFF.cpp, src/RIFF.h: - bugfix: avoid calling read() with count 0 when writing a file, as this may hang on some systems - fixed memory leak and memory handling errors when file loading fails Version 3.3.0 (30 Jul 2009) * general changes: - fixed compilation with gcc 4.3 - fixes for building with Visual C++ - minor fix in configure for building DLL on Windows * src/gig.cpp, src/gig.h: - added partial support for MIDI rules, only the Controller Triggered rule is supported so far - bugfix: removed another iterator invalidation in DeleteSample - bugfix in Sample::LoadSampleData*(): reset sample read position to sample start before trying to (re)load sample data from file (#82) - bugfix: EG3 depth parameter was not saved correctly - fixed crash which occured when streaming a gig sample with bi-directional (a.k.a. 'pingpong') loop type (fixes #102) * src/RIFF.cpp, src/RIFF.h: - bugfix: saving to the same file after the file size had been increased made the file corrupt (#82) - bugfix: refuse Chunk::Read() in case chunk has just been added, that is not written physically yet (#82) - bugfix: saving to the same file after the file size had been decreased sometimes also made the file corrupt! - bugfix: undefined behavior (e.g. endless loop) when opening zero length files, now throws a RIFF::Exception instead (fixes bug #121) - bugfix: destructor for base class RIFF::Chunk accessed members of derived class RIFF::File, which is bad, and caused crashes when using Visual C++ - bugfix: files that contain zero length RIFF lists were not read correctly (fixes #127) (bug was introduced 2009-03-13) Version 3.2.1 (5 Dec 2007) * src/RIFF.cpp, src/RIFF.h: - avoid Windows to perform unnecessary file stream caching which would decrease disk streaming performance on Windows systems otherwise * src/gig.cpp, src/gig.h: - added File::SetAutoLoad() and File::GetAutoLoad() for allowing applications to retrieve very superficial informations like amount of instruments and their names in a very fast way Version 3.2.0 (14 Oct 2007) * packaging changes: - added Mac OSX XCode project files (patch by Toshi Nagata) - Dev-C++ (win32) project file is automatically updated with the version info from configure.in - the configure script can now be used in Windows with MSYS - added a mainpage for the Doxygen API documentation * src/DLS.cpp, src/DLS.h: - added Sampler::AddSampleLoop() and Sampler::DeleteSampleLoop() methods - fixed write support for big-endian systems - improved handling of fixed length info strings - separate default lengths can be specified for each INFO chunk - added Resource::GenerateDLSID function - write support fix: allow regions without mapped samples - added method SetKeyRange() to the Region class which should be used instead of setting the KeyRange member variable directly - MoveRegion() method of Region class is now private - added SetGain() method to Sampler class - fixed crash when saving a file after a sample loop was added * src/gig.cpp, src/gig.h: - fixed segmentation fault in the gig::File destructor sequence which happened when gig::Group informations were accessed before - fixed write support for big-endian systems - defined lengths of a fixed set of info strings. These strings are saved when the file is written, even if they are empty. - added missing parameter initalizations in sample, region and instrument constructors - clear unused fields when saving samples and regions - fixed write support bugs: v3 dimension limits and chunksize weren't saved, leverage controller of type controlchange couldn't be saved, group name list chunk was placed wrong, dimension region chunks also placed wrong - added initialization of some fixed info strings in file and instrument - write support: files created by libgig will now have the RIFF chunks in correct order - write support: two previously unknown fields in dimension definition are now saved - added constants for gig file versions - write support: the 3crc and einf chunks are now created or updated when a file is saved (3crc contains sample checksums, einf contains file statistics) - write support: DLSID is now generated on the file and the instruments - write support: improved the default values for dimension region parameters - more write support fixes: crossfade parameters were not saved, v3 dimension limits were not correctly initialized and saved when dimensions were added or deleted, v3 wave pool offsets were not saved correctly - write support: 24 bit samples can now be written - write support: version 3 is now the default for new files - more write support fixes: the 3ewg chunk is now bigger for v3, dimension regions without mapped samples are now allowed, 3gnl list in v3 files now always has 128 entries, several parameters where incorrectly saved due to an operator precedence mistake - DeleteSample now removes all references to the deleted sample - AddDimension now copies all parameters from existing dimension regions and also makes sure that the samplechannel dimension is placed first in the list of dimensions. - added method GetParent() to class 'DimensionRegion', which returns its parent Region - fixed Instrument::UpdateRegionKeyTable() method which did not reset unused areas - added various setter methods to DimensionRegion class which take care of updating lookup tables / caches. * src/RIFF.cpp, src/RIFF.h: - added File::SetByteOrder method - Windows fix: saving a new file didn't work * src/gigdump.cpp: - added some missing dimension strings Version 3.1.1 (24 Mar 2007) * packaging changes: - ported to Windows using native Windows functions for file IO (provided Dev-C++ + mingw project file) - only export relevant files to Doxygen API documentation * src/gig.cpp, src/gig.h: - custom velocity splits now works for gig v3 files too - added support for custom splits points for other dimensions than velocity (gig v3 feature) - added "smart midi" and "round robin keyboard" dimensions - added new method File::DeleteGroupOnly() which only deletes the given group but moves all its members to another group, the other method, that is File::DeleteGroup() now removes not just the group, but also all the samples that belong to that group - fixed crash which occured on interfering File::DeleteSample() and File::GetNextSample() calls (due to iterator invalidation) - fixed group names which were not saved - fixed group destructor which did not remove the RIFF chunk associated with the group - added Instrument::MoveRegion method - fixed constructor for Region, which did not initialize correctly when used from Instrument::AddRegion - when saving, override the gig::Regions sample reference simply by the region's first dimension region's sample (avoids an exception when trying to save a new instrument) - fixed AddDimension() method which did not fill out all mandatory dimension definition fields * src/DLS.cpp, src/DLS.h: - added Instrument::MoveRegion method - fixed software info field which was wrongly stored on instruments, causing an exception when trying to save a new instrument * src/RIFF.cpp, src/RIFF.h: - fixed RIFF::Chunk destructor which did not unregister previously resized chunks, leading to a "zero size chunk" exception when File::Save() was called - added List::MoveSubChunk method Version 3.1.0 (24 Nov 2006) * packaging changes: - changed deprecated copyright attribute to license; added ldconfig to post-(un)install steps on libgig.spec (RPM) * src/gig.cpp, src/gig.h: - added support for more than one set of custom velocity splits inside a region (for example different velocity split levels for pedal up and pedal down) - sample loop parameters are now taken from the DimensionRegion instead of the wave chunk - keyswitching dimension is changed from split type "normal" to "bit" - real support for 24 bit samples - samples are not truncated to 16 bits anymore - support for reading of ".art" files. (Merging of .art and .gig files are not implemented yet.) - several fixes for the write support - support for sample groups added * src/DLS.cpp, src/DLS.h: - support for reading of ".art" files - removed incorrect use of memccpy in the write support (patch by Jeremy Kerr) - several fixes for the write support * src/gigextract.cpp: - real support for 24 bit samples * src/gigdump.cpp: - print global file informations - print sample groups * general changes: - added CPPUnit test cases (at the moment primarily for automatic check of Gigasampler write support) Version 3.0.0 (28 Apr 2006) * general changes: - added write support (that is for creating and modifying RIFF, DLS and gig files) - loading DLS and gig files is now much more permissive, DLS and gig files are now loaded even if mandatory RIFF chunks are missing - fixed some memory management errors, one of them was causing a crash when a multi-file gig was deallocated * src/gig.cpp, src/gig.h: - fixed the GetVelocityCutoff function, it wasn't always using the VCFVelocityScale parameter when no cutoff controller was defined - support for the gig v3 feature to have a number of dimension splits not equal to a power of two - added write support (highly experimental) * src/DLS.cpp, src/DLS.h: - fixed loading of Articulation Connections ( list chunks were seeked instead of ordinary data chunks) - added write support (highly experimental) * src/RIFF.cpp, src/RIFF.h: - added write support - Chunk::LoadChunkData() can now be called again to resize the buffer after a Chunk::Resize() and before the File::Save() call to allow placing the new data in the chunk's write buffer and perform the resize and write operations in one rush * src/gigdump.cpp: - fixed to show the correct amount of dimension regions instead of 32 (patch by James Wylder) * src/dlsdump.cpp: - show for every region the name of the referenced sample - show file name in quotation marks Version 2.0.2 (15 Aug 2005) * packaging changes: - require automake (>= 1.5) for 'make -f Makefile.cvs' (mandatory for 'dist-bzip2' automake option) * src/gig.cpp, src/gig.h: - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...), the extension files are read automatically when the samples are loaded - fixed the 24 bit decompression, the result should now be exact instead of an approximation - added VCFCutoffControllerInvert parameter and GetVelocityCutoff function to DimensionRegion * src/DLS.cpp, src/DLS.h: - the upper bits of the pool table indices are read (used as extension file numbers for gig v3) * src/RIFF.cpp, src/RIFF.h: - the file name is remembered in the RIFF::File object Version 2.0.1 (12 Jun 2005) * packaging changes: - include debian/ directory on 'make dist' - create a bzip2 tarball on 'make dist' * src/gigextract.cpp: - show also version of libsndfile or build version of libaudiofile when using the -v switch - fixed mutual link dependency to libsndfile / libaudiofile * src/gig.cpp, src/gig.h: - added DimensionRegion::GetVelocityRelease function Version 2.0.0 (9 May 2005) * packaging changes: - fixed conditional linkage of either libsndfile or libaudiofile (if none of the two exist, configure script will abort) - man pages are now auto generated with the correct libgig version * src/gig.cpp, src/gig.h: - experimental support for Gigasampler v3 format; 64 bit file offsets are truncated to 32 bit, 24 bit samples are truncated to 16 bit, up to 8 dimensions are read, additional articulation informations are ignored at the moment (patch by Andreas Persson) - added some file format compatibility checks - fixed vcf_type_lowpassturbo value (vcf_type_lowpassturbo was actually never used, because the necessary check was made before initialization) - fixed crossfade points order (structure for big endian and little endian systems was interchanged) - fixed some memory leaks (patch by 'Gene', a.k.a Anders Alm) - fixed crash which occured when patches did not have a sample assigned to their region or dimension region (patch by Andreas Persson) - support for compressed mono samples - experimental support for compressed 24 bit samples - fixed decompression on big-endian CPUs - fixed decompression bug that truncated the last block of samples - external decompression buffers can now be used for streaming samples to avoid race conditions in case of multiple streaming threads - added pre-calculated sample attenuation parameter - added v3 "random" and "round robin" dimensions - implemented progress indicator callback mechanism for loading instruments and samples - added functions libraryName() and libraryVersion() * src/DLS.cpp, src/DLS.h: - fixed File constructor which caused variable File::Instruments always to be zero - added functions libraryName() and libraryVersion() * src/RIFF.cpp, src/RIFF.h: - fixed method List::LoadSubChunks() which did not restore the original position within the body of the given list chunk - added functions libraryName() and libraryVersion() * src/rifftree.cpp: - added command line switch -v to show rifftree's revision and the used libgig version * src/dlsdump.cpp: - added command line switch -v to show dlsdump's revision and the used libgig version * src/gigdump.cpp: - added output of UnityNote, FineTune, Gain, SampleStartOffset an LoopPlayCount - added command line switch -v to show gigdump's revision and the used libgig version * src/gigextract.cpp: - support for compressed mono samples and compressed 24 bit samples - added command line switch -v to show gigextract's revision and the used libgig version Version 1.0.0 (26 Nov 2004) * packaging changes: - renamed 'libgig.pc.in' -> 'gig.pc.in' and renamed pkg-config lib name 'libgig' -> 'gig' as it's common practice to omit the 'lib' prefix - fixed man pages automake install rule (which didn't work on Mandrake, SuSE and Fedora) - fixed generation of Doxygen API documentation (now also included in RPM and Debian packages) * src/gig.cpp, src/gig.h: - fixed / improved accuracy of all three velocity to volume transformation functions a.k.a. 'nonlinear','linear','special' (patch by Andreas Persson) - denormals are filtered from the velocity to volume tables - bugfix for dimension region switching (wrong handling of the release trigger dimension, no bit range check for dimensions of split type 'split_type_bit') - fixed panorama value in DimensionRegion (invalid conversion from signed 7 bit to signed 8 bit) - added class attribute 'Layers' to class 'gig::Region' - symbol prototyping of gig::Region (fixes build failure with qsampler) * src/gigextract.cpp: - added support for libsndfile (if libaudiofile and libsndfile are available then libsndfile is preferred) * src/gigdump.cpp: - added printout for dimension informations (amount, type, bits, zones) - added printout for velocity response curve parameters - added printout for crossfade definitions - added printout for panorama value for each DimensionRegion - replaced printout of DLS Region layer by printout of amount of Gigasampler layers Version 0.7.1 (2 Jul 2004) * packaging changes: - added libgig.spec and libgig.pc package configurations for generating Redhat packages - header files included on installation. - autotools-generated files removed from CVS repository. - added support for generating Debian packages - version of shared library can be set in configure.in Version 0.7.0 (3 May 2004) * general changes: - various big endian specific corrections (successfully tested now on PPC) - minor adjustments to avoid compile errors on some systems (using now pow() instead of powl() and --pedantic g++ compiler switch) - libtoolized the library - added man pages for the command line tools (gigextract, gigdump, dlsdump, rifftree) * src/gig.cpp, src/gig.h: - fixed bug in decompression algorithm which caused it not to detect the end of a stream - added method GetVelocityAttenuation() to class 'DimensionRegion' which takes the MIDI key velocity value as an argument and returns the appropriate volume factor (0.0 ... 1.0) for the sample to be played back, the velocity curve transformation functions used for this are only an approximation so far - fixed class attributes 'Sample::LoopStart', 'Sample::LoopEnd' and 'Sample::LoopSize' which reflected wrong values - class attributes 'Sample::LoopStart' and 'Sample::LoopEnd' are now measured in sample points instead of byte offset - renamed misleading attribute name 'Sample::MIDIPitchFraction' to 'Sample::FineTune' - added class attribute 'Sample::LoopSize' - added method GetInstrument(uint index) to class 'File' - added ReadAndLoop() method to class 'Sample' which is an extension to the normal Read() method to honor the sample's looping information while streaming from disk - changed interface for 'attenuation_ctrl_t', 'eg1_ctrl_t' and 'eg2_ctrl_t': replaced this huge enumeration by a structure which reflects the MIDI controller number in case of an ordinary control change controller (this saves a huge switch-case block in the application of the library user) - renamed following attributes in class 'DimensionRegion': 'AttenuationContol' -> 'AttenuationController', 'InvertAttenuationControl' -> 'InvertAttenuationController', 'AttenuationControlTreshold' -> 'AttenuationControllerThreshold' - minor fix in API documentation for method GetVelocityAttenuation() in class 'DimensionRegion' * src/RIFF.cpp, src/RIFF.h: - added additional API documentation - minor fix in Chunk::Read() method (only a minor efficiency issue) * src/gigdump.cpp: - added printout of samples' looping informations Version 0.6.0 (3 Nov 2003) * initial release