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revision 315 by schoenebeck, Fri Nov 26 19:29:05 2004 UTC revision 2152 by persson, Fri Dec 17 16:51:48 2010 UTC
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1    Version CVS HEAD (?)
2      * general changes:
3        - minor Makefile fix for parallel make
4    
5      * SoundFont file format
6        - initial implementation
7        - changed region lookup API to avoid malloc in RT threads
8    
9      * src/gig.cpp:
10        - bugfix: VCF velocity dynamic range and VCF velocity curve
11          weren't saved correctly
12    
13      * src/RIFF.cpp, src/RIFF.h:
14        - bugfix: avoid calling read() with count 0 when writing a file,
15          as this may hang on some systems
16    
17    Version 3.3.0 (30 Jul 2009)
18    
19      * general changes:
20        - fixed compilation with gcc 4.3
21        - fixes for building with Visual C++
22        - minor fix in configure for building DLL on Windows
23    
24      * src/gig.cpp, src/gig.h:
25        - added partial support for MIDI rules, only the Controller
26          Triggered rule is supported so far
27        - bugfix: removed another iterator invalidation in DeleteSample
28        - bugfix in Sample::LoadSampleData*(): reset sample read position to
29          sample start before trying to (re)load sample data from file (#82)
30        - bugfix: EG3 depth parameter was not saved correctly
31        - fixed crash which occured when streaming a gig sample with
32          bi-directional (a.k.a. 'pingpong') loop type (fixes #102)
33    
34      * src/RIFF.cpp, src/RIFF.h:
35        - bugfix: saving to the same file after the file size had been
36          increased made the file corrupt (#82)
37        - bugfix: refuse Chunk::Read() in case chunk has just been added, that
38          is not written physically yet (#82)
39        - bugfix: saving to the same file after the file size had been
40          decreased sometimes also made the file corrupt!
41        - bugfix: undefined behavior (e.g. endless loop) when opening zero
42          length files, now throws a RIFF::Exception instead (fixes bug #121)
43        - bugfix: destructor for base class RIFF::Chunk accessed members
44          of derived class RIFF::File, which is bad, and caused crashes
45          when using Visual C++
46        - bugfix: files that contain zero length RIFF lists were not read
47          correctly (fixes #127) (bug was introduced 2009-03-13)
48    
49    Version 3.2.1 (5 Dec 2007)
50    
51      * src/RIFF.cpp, src/RIFF.h:
52        - avoid Windows to perform unnecessary file stream caching which would
53          decrease disk streaming performance on Windows systems otherwise
54    
55      * src/gig.cpp, src/gig.h:
56        - added File::SetAutoLoad() and File::GetAutoLoad() for allowing
57          applications to retrieve very superficial informations like amount of
58          instruments and their names in a very fast way
59    
60    Version 3.2.0 (14 Oct 2007)
61    
62      * packaging changes:
63        - added Mac OSX XCode project files (patch by Toshi Nagata)
64        - Dev-C++ (win32) project file is automatically updated with
65          the version info from configure.in
66        - the configure script can now be used in Windows with MSYS
67        - added a mainpage for the Doxygen API documentation
68    
69      * src/DLS.cpp, src/DLS.h:
70        - added Sampler::AddSampleLoop() and Sampler::DeleteSampleLoop() methods
71        - fixed write support for big-endian systems
72        - improved handling of fixed length info strings - separate default
73          lengths can be specified for each INFO chunk
74        - added Resource::GenerateDLSID function
75        - write support fix: allow regions without mapped samples
76        - added method SetKeyRange() to the Region class which should be used
77          instead of setting the KeyRange member variable directly
78        - MoveRegion() method of Region class is now private
79        - added SetGain() method to Sampler class
80        - fixed crash when saving a file after a sample loop was added
81    
82      * src/gig.cpp, src/gig.h:
83        - fixed segmentation fault in the gig::File destructor sequence which
84          happened when gig::Group informations were accessed before
85        - fixed write support for big-endian systems
86        - defined lengths of a fixed set of info strings. These strings
87          are saved when the file is written, even if they are empty.
88        - added missing parameter initalizations in sample, region and
89          instrument constructors
90        - clear unused fields when saving samples and regions
91        - fixed write support bugs: v3 dimension limits and chunksize
92          weren't saved, leverage controller of type controlchange
93          couldn't be saved, group name list chunk was placed wrong,
94          dimension region chunks also placed wrong
95        - added initialization of some fixed info strings in file and
96          instrument
97        - write support: files created by libgig will now have the RIFF
98          chunks in correct order
99        - write support: two previously unknown fields in dimension
100          definition are now saved
101        - added constants for gig file versions
102        - write support: the 3crc and einf chunks are now created or
103          updated when a file is saved (3crc contains sample checksums,
104          einf contains file statistics)
105        - write support: DLSID is now generated on the file and the
106          instruments
107        - write support: improved the default values for dimension region
108          parameters
109        - more write support fixes: crossfade parameters were not saved,
110          v3 dimension limits were not correctly initialized and saved
111          when dimensions were added or deleted, v3 wave pool offsets were
112          not saved correctly
113        - write support: 24 bit samples can now be written
114        - write support: version 3 is now the default for new files
115        - more write support fixes: the 3ewg chunk is now bigger for v3,
116          dimension regions without mapped samples are now allowed, 3gnl
117          list in v3 files now always has 128 entries, several parameters
118          where incorrectly saved due to an operator precedence mistake
119        - DeleteSample now removes all references to the deleted sample
120        - AddDimension now copies all parameters from existing dimension
121          regions and also makes sure that the samplechannel dimension is
122          placed first in the list of dimensions.
123        - added method GetParent() to class 'DimensionRegion', which returns its
124          parent Region
125        - fixed Instrument::UpdateRegionKeyTable() method which did not reset
126          unused areas
127        - added various setter methods to DimensionRegion class which take care
128          of updating lookup tables / caches.
129    
130      * src/RIFF.cpp, src/RIFF.h:
131        - added File::SetByteOrder method
132        - Windows fix: saving a new file didn't work
133    
134      * src/gigdump.cpp:
135        - added some missing dimension strings
136    
137    Version 3.1.1 (24 Mar 2007)
138    
139      * packaging changes:
140        - ported to Windows using native Windows functions for file IO
141          (provided Dev-C++ + mingw project file)
142        - only export relevant files to Doxygen API documentation
143    
144      * src/gig.cpp, src/gig.h:
145        - custom velocity splits now works for gig v3 files too
146        - added support for custom splits points for other dimensions than
147          velocity (gig v3 feature)
148        - added "smart midi" and "round robin keyboard" dimensions
149        - added new method File::DeleteGroupOnly() which only deletes the given
150          group but moves all its members to another group, the other method,
151          that is File::DeleteGroup() now removes not just the group, but also
152          all the samples that belong to that group
153        - fixed crash which occured on interfering File::DeleteSample() and
154          File::GetNextSample() calls (due to iterator invalidation)
155        - fixed group names which were not saved
156        - fixed group destructor which did not remove the RIFF chunk associated
157          with the group
158        - added Instrument::MoveRegion method
159        - fixed constructor for Region, which did not initialize correctly
160          when used from Instrument::AddRegion
161        - when saving, override the gig::Regions sample reference simply by
162          the region's first dimension region's sample (avoids an exception
163          when trying to save a new instrument)
164        - fixed AddDimension() method which did not fill out all mandatory
165          dimension definition fields
166    
167      * src/DLS.cpp, src/DLS.h:
168        - added Instrument::MoveRegion method
169        - fixed software info field which was wrongly stored on instruments,
170          causing an exception when trying to save a new instrument
171    
172      * src/RIFF.cpp, src/RIFF.h:
173        - fixed RIFF::Chunk destructor which did not unregister previously
174          resized chunks, leading to a "zero size chunk" exception when
175          File::Save() was called
176        - added List::MoveSubChunk method
177    
178    Version 3.1.0 (24 Nov 2006)
179    
180      * packaging changes:
181        - changed deprecated copyright attribute to license;
182          added ldconfig to post-(un)install steps on libgig.spec (RPM)
183    
184      * src/gig.cpp, src/gig.h:
185        - added support for more than one set of custom velocity splits
186          inside a region (for example different velocity split levels for
187          pedal up and pedal down)
188        - sample loop parameters are now taken from the DimensionRegion
189          instead of the wave chunk
190        - keyswitching dimension is changed from split type "normal" to
191          "bit"
192        - real support for 24 bit samples - samples are not truncated to
193          16 bits anymore
194        - support for reading of ".art" files. (Merging of .art and .gig
195          files are not implemented yet.)
196        - several fixes for the write support
197        - support for sample groups added
198    
199      * src/DLS.cpp, src/DLS.h:
200        - support for reading of ".art" files
201        - removed incorrect use of memccpy in the write support (patch by
202          Jeremy Kerr)
203        - several fixes for the write support
204    
205      * src/gigextract.cpp:
206        - real support for 24 bit samples
207    
208      * src/gigdump.cpp:
209        - print global file informations
210        - print sample groups
211    
212      * general changes:
213        - added CPPUnit test cases (at the moment primarily for automatic check
214          of Gigasampler write support)
215    
216    Version 3.0.0 (28 Apr 2006)
217    
218      * general changes:
219        - added write support (that is for creating and modifying RIFF, DLS and
220          gig files)
221        - loading DLS and gig files is now much more permissive, DLS and gig
222          files are now loaded even if mandatory RIFF chunks are missing
223        - fixed some memory management errors, one of them was causing a
224          crash when a multi-file gig was deallocated
225    
226      * src/gig.cpp, src/gig.h:
227        - fixed the GetVelocityCutoff function, it wasn't always using the
228          VCFVelocityScale parameter when no cutoff controller was defined
229        - support for the gig v3 feature to have a number of dimension
230          splits not equal to a power of two
231        - added write support (highly experimental)
232    
233      * src/DLS.cpp, src/DLS.h:
234        - fixed loading of Articulation Connections (<artl> list chunks were
235          seeked instead of ordinary <artl> data chunks)
236        - added write support (highly experimental)
237    
238      * src/RIFF.cpp, src/RIFF.h:
239        - added write support
240        - Chunk::LoadChunkData() can now be called again to resize the buffer
241          after a Chunk::Resize() and before the File::Save() call to allow
242          placing the new data in the chunk's write buffer and perform the
243          resize and write operations in one rush
244    
245      * src/gigdump.cpp:
246        - fixed to show the correct amount of dimension regions instead of 32
247          (patch by James Wylder)
248    
249      * src/dlsdump.cpp:
250        - show for every region the name of the referenced sample
251        - show file name in quotation marks
252    
253    Version 2.0.2 (15 Aug 2005)
254    
255      * packaging changes:
256        - require automake (>= 1.5) for 'make -f Makefile.cvs'
257          (mandatory for 'dist-bzip2' automake option)
258    
259      * src/gig.cpp, src/gig.h:
260        - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...),
261          the extension files are read automatically when the samples are
262          loaded
263        - fixed the 24 bit decompression, the result should now be exact
264          instead of an approximation
265        - added VCFCutoffControllerInvert parameter and GetVelocityCutoff
266          function to DimensionRegion
267    
268      * src/DLS.cpp, src/DLS.h:
269        - the upper bits of the pool table indices are read (used as
270          extension file numbers for gig v3)
271    
272      * src/RIFF.cpp, src/RIFF.h:
273        - the file name is remembered in the RIFF::File object
274    
275    Version 2.0.1 (12 Jun 2005)
276    
277      * packaging changes:
278        - include debian/ directory on 'make dist'
279        - create a bzip2 tarball on 'make dist'
280    
281      * src/gigextract.cpp:
282        - show also version of libsndfile or build version of libaudiofile when
283          using the -v switch
284        - fixed mutual link dependency to libsndfile / libaudiofile
285    
286      * src/gig.cpp, src/gig.h:
287        - added DimensionRegion::GetVelocityRelease function
288    
289    Version 2.0.0 (9 May 2005)
290    
291      * packaging changes:
292        - fixed conditional linkage of either libsndfile or libaudiofile
293          (if none of the two exist, configure script will abort)
294        - man pages are now auto generated with the correct libgig version
295    
296      * src/gig.cpp, src/gig.h:
297        - experimental support for Gigasampler v3 format;
298          64 bit file offsets are truncated to 32 bit, 24 bit samples are
299          truncated to 16 bit, up to 8 dimensions are read, additional
300          articulation informations are ignored at the moment
301          (patch by Andreas Persson)
302        - added some file format compatibility checks
303        - fixed vcf_type_lowpassturbo value (vcf_type_lowpassturbo was actually
304          never used, because the necessary check was made before
305          initialization)
306        - fixed crossfade points order (structure for big endian and little
307          endian systems was interchanged)
308        - fixed some memory leaks (patch by 'Gene', a.k.a Anders Alm)
309        - fixed crash which occured when patches did not have a sample assigned
310          to their region or dimension region (patch by Andreas Persson)
311        - support for compressed mono samples
312        - experimental support for compressed 24 bit samples
313        - fixed decompression on big-endian CPUs
314        - fixed decompression bug that truncated the last block of samples
315        - external decompression buffers can now be used for streaming samples
316          to avoid race conditions in case of multiple streaming threads
317        - added pre-calculated sample attenuation parameter
318        - added v3 "random" and "round robin" dimensions
319        - implemented progress indicator callback mechanism for loading
320          instruments and samples
321        - added functions libraryName() and libraryVersion()
322    
323      * src/DLS.cpp, src/DLS.h:
324        - fixed File constructor which caused variable File::Instruments always
325          to be zero
326        - added functions libraryName() and libraryVersion()
327    
328      * src/RIFF.cpp, src/RIFF.h:
329        - fixed method List::LoadSubChunks() which did not restore the original
330          position within the body of the given list chunk
331        - added functions libraryName() and libraryVersion()
332    
333      * src/rifftree.cpp:
334        - added command line switch -v to show rifftree's revision and the used
335          libgig version
336    
337      * src/dlsdump.cpp:
338        - added command line switch -v to show dlsdump's revision and the used
339          libgig version
340    
341      * src/gigdump.cpp:
342        - added output of UnityNote, FineTune, Gain, SampleStartOffset an
343          LoopPlayCount
344        - added command line switch -v to show gigdump's revision and the used
345          libgig version
346    
347      * src/gigextract.cpp:
348        - support for compressed mono samples and compressed 24 bit samples
349        - added command line switch -v to show gigextract's revision and the
350          used libgig version
351    
352  Version 1.0.0 (26 Nov 2004)  Version 1.0.0 (26 Nov 2004)
353    
354    * packaging changes:    * packaging changes:

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