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revision 220 by schoenebeck, Wed Aug 18 12:11:26 2004 UTC revision 2133 by persson, Tue Sep 28 19:41:13 2010 UTC
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1  Version CVS HEAD (?)  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/RIFF.cpp, src/RIFF.h:
10        - bugfix: avoid calling read() with count 0 when writing a file,
11          as this may hang on some systems
12    
13    Version 3.3.0 (30 Jul 2009)
14    
15      * general changes:
16        - fixed compilation with gcc 4.3
17        - fixes for building with Visual C++
18        - minor fix in configure for building DLL on Windows
19    
20      * src/gig.cpp, src/gig.h:
21        - added partial support for MIDI rules, only the Controller
22          Triggered rule is supported so far
23        - bugfix: removed another iterator invalidation in DeleteSample
24        - bugfix in Sample::LoadSampleData*(): reset sample read position to
25          sample start before trying to (re)load sample data from file (#82)
26        - bugfix: EG3 depth parameter was not saved correctly
27        - fixed crash which occured when streaming a gig sample with
28          bi-directional (a.k.a. 'pingpong') loop type (fixes #102)
29    
30      * src/RIFF.cpp, src/RIFF.h:
31        - bugfix: saving to the same file after the file size had been
32          increased made the file corrupt (#82)
33        - bugfix: refuse Chunk::Read() in case chunk has just been added, that
34          is not written physically yet (#82)
35        - bugfix: saving to the same file after the file size had been
36          decreased sometimes also made the file corrupt!
37        - bugfix: undefined behavior (e.g. endless loop) when opening zero
38          length files, now throws a RIFF::Exception instead (fixes bug #121)
39        - bugfix: destructor for base class RIFF::Chunk accessed members
40          of derived class RIFF::File, which is bad, and caused crashes
41          when using Visual C++
42        - bugfix: files that contain zero length RIFF lists were not read
43          correctly (fixes #127) (bug was introduced 2009-03-13)
44    
45    Version 3.2.1 (5 Dec 2007)
46    
47      * src/RIFF.cpp, src/RIFF.h:
48        - avoid Windows to perform unnecessary file stream caching which would
49          decrease disk streaming performance on Windows systems otherwise
50    
51      * src/gig.cpp, src/gig.h:
52        - added File::SetAutoLoad() and File::GetAutoLoad() for allowing
53          applications to retrieve very superficial informations like amount of
54          instruments and their names in a very fast way
55    
56    Version 3.2.0 (14 Oct 2007)
57    
58      * packaging changes:
59        - added Mac OSX XCode project files (patch by Toshi Nagata)
60        - Dev-C++ (win32) project file is automatically updated with
61          the version info from configure.in
62        - the configure script can now be used in Windows with MSYS
63        - added a mainpage for the Doxygen API documentation
64    
65      * src/DLS.cpp, src/DLS.h:
66        - added Sampler::AddSampleLoop() and Sampler::DeleteSampleLoop() methods
67        - fixed write support for big-endian systems
68        - improved handling of fixed length info strings - separate default
69          lengths can be specified for each INFO chunk
70        - added Resource::GenerateDLSID function
71        - write support fix: allow regions without mapped samples
72        - added method SetKeyRange() to the Region class which should be used
73          instead of setting the KeyRange member variable directly
74        - MoveRegion() method of Region class is now private
75        - added SetGain() method to Sampler class
76        - fixed crash when saving a file after a sample loop was added
77    
78      * src/gig.cpp, src/gig.h:
79        - fixed segmentation fault in the gig::File destructor sequence which
80          happened when gig::Group informations were accessed before
81        - fixed write support for big-endian systems
82        - defined lengths of a fixed set of info strings. These strings
83          are saved when the file is written, even if they are empty.
84        - added missing parameter initalizations in sample, region and
85          instrument constructors
86        - clear unused fields when saving samples and regions
87        - fixed write support bugs: v3 dimension limits and chunksize
88          weren't saved, leverage controller of type controlchange
89          couldn't be saved, group name list chunk was placed wrong,
90          dimension region chunks also placed wrong
91        - added initialization of some fixed info strings in file and
92          instrument
93        - write support: files created by libgig will now have the RIFF
94          chunks in correct order
95        - write support: two previously unknown fields in dimension
96          definition are now saved
97        - added constants for gig file versions
98        - write support: the 3crc and einf chunks are now created or
99          updated when a file is saved (3crc contains sample checksums,
100          einf contains file statistics)
101        - write support: DLSID is now generated on the file and the
102          instruments
103        - write support: improved the default values for dimension region
104          parameters
105        - more write support fixes: crossfade parameters were not saved,
106          v3 dimension limits were not correctly initialized and saved
107          when dimensions were added or deleted, v3 wave pool offsets were
108          not saved correctly
109        - write support: 24 bit samples can now be written
110        - write support: version 3 is now the default for new files
111        - more write support fixes: the 3ewg chunk is now bigger for v3,
112          dimension regions without mapped samples are now allowed, 3gnl
113          list in v3 files now always has 128 entries, several parameters
114          where incorrectly saved due to an operator precedence mistake
115        - DeleteSample now removes all references to the deleted sample
116        - AddDimension now copies all parameters from existing dimension
117          regions and also makes sure that the samplechannel dimension is
118          placed first in the list of dimensions.
119        - added method GetParent() to class 'DimensionRegion', which returns its
120          parent Region
121        - fixed Instrument::UpdateRegionKeyTable() method which did not reset
122          unused areas
123        - added various setter methods to DimensionRegion class which take care
124          of updating lookup tables / caches.
125    
126      * src/RIFF.cpp, src/RIFF.h:
127        - added File::SetByteOrder method
128        - Windows fix: saving a new file didn't work
129    
130      * src/gigdump.cpp:
131        - added some missing dimension strings
132    
133    Version 3.1.1 (24 Mar 2007)
134    
135      * packaging changes:
136        - ported to Windows using native Windows functions for file IO
137          (provided Dev-C++ + mingw project file)
138        - only export relevant files to Doxygen API documentation
139    
140      * src/gig.cpp, src/gig.h:
141        - custom velocity splits now works for gig v3 files too
142        - added support for custom splits points for other dimensions than
143          velocity (gig v3 feature)
144        - added "smart midi" and "round robin keyboard" dimensions
145        - added new method File::DeleteGroupOnly() which only deletes the given
146          group but moves all its members to another group, the other method,
147          that is File::DeleteGroup() now removes not just the group, but also
148          all the samples that belong to that group
149        - fixed crash which occured on interfering File::DeleteSample() and
150          File::GetNextSample() calls (due to iterator invalidation)
151        - fixed group names which were not saved
152        - fixed group destructor which did not remove the RIFF chunk associated
153          with the group
154        - added Instrument::MoveRegion method
155        - fixed constructor for Region, which did not initialize correctly
156          when used from Instrument::AddRegion
157        - when saving, override the gig::Regions sample reference simply by
158          the region's first dimension region's sample (avoids an exception
159          when trying to save a new instrument)
160        - fixed AddDimension() method which did not fill out all mandatory
161          dimension definition fields
162    
163      * src/DLS.cpp, src/DLS.h:
164        - added Instrument::MoveRegion method
165        - fixed software info field which was wrongly stored on instruments,
166          causing an exception when trying to save a new instrument
167    
168      * src/RIFF.cpp, src/RIFF.h:
169        - fixed RIFF::Chunk destructor which did not unregister previously
170          resized chunks, leading to a "zero size chunk" exception when
171          File::Save() was called
172        - added List::MoveSubChunk method
173    
174    Version 3.1.0 (24 Nov 2006)
175    
176      * packaging changes:
177        - changed deprecated copyright attribute to license;
178          added ldconfig to post-(un)install steps on libgig.spec (RPM)
179    
180      * src/gig.cpp, src/gig.h:
181        - added support for more than one set of custom velocity splits
182          inside a region (for example different velocity split levels for
183          pedal up and pedal down)
184        - sample loop parameters are now taken from the DimensionRegion
185          instead of the wave chunk
186        - keyswitching dimension is changed from split type "normal" to
187          "bit"
188        - real support for 24 bit samples - samples are not truncated to
189          16 bits anymore
190        - support for reading of ".art" files. (Merging of .art and .gig
191          files are not implemented yet.)
192        - several fixes for the write support
193        - support for sample groups added
194    
195      * src/DLS.cpp, src/DLS.h:
196        - support for reading of ".art" files
197        - removed incorrect use of memccpy in the write support (patch by
198          Jeremy Kerr)
199        - several fixes for the write support
200    
201      * src/gigextract.cpp:
202        - real support for 24 bit samples
203    
204      * src/gigdump.cpp:
205        - print global file informations
206        - print sample groups
207    
208      * general changes:
209        - added CPPUnit test cases (at the moment primarily for automatic check
210          of Gigasampler write support)
211    
212    Version 3.0.0 (28 Apr 2006)
213    
214      * general changes:
215        - added write support (that is for creating and modifying RIFF, DLS and
216          gig files)
217        - loading DLS and gig files is now much more permissive, DLS and gig
218          files are now loaded even if mandatory RIFF chunks are missing
219        - fixed some memory management errors, one of them was causing a
220          crash when a multi-file gig was deallocated
221    
222      * src/gig.cpp, src/gig.h:
223        - fixed the GetVelocityCutoff function, it wasn't always using the
224          VCFVelocityScale parameter when no cutoff controller was defined
225        - support for the gig v3 feature to have a number of dimension
226          splits not equal to a power of two
227        - added write support (highly experimental)
228    
229      * src/DLS.cpp, src/DLS.h:
230        - fixed loading of Articulation Connections (<artl> list chunks were
231          seeked instead of ordinary <artl> data chunks)
232        - added write support (highly experimental)
233    
234      * src/RIFF.cpp, src/RIFF.h:
235        - added write support
236        - Chunk::LoadChunkData() can now be called again to resize the buffer
237          after a Chunk::Resize() and before the File::Save() call to allow
238          placing the new data in the chunk's write buffer and perform the
239          resize and write operations in one rush
240    
241      * src/gigdump.cpp:
242        - fixed to show the correct amount of dimension regions instead of 32
243          (patch by James Wylder)
244    
245      * src/dlsdump.cpp:
246        - show for every region the name of the referenced sample
247        - show file name in quotation marks
248    
249    Version 2.0.2 (15 Aug 2005)
250    
251      * packaging changes:
252        - require automake (>= 1.5) for 'make -f Makefile.cvs'
253          (mandatory for 'dist-bzip2' automake option)
254    
255      * src/gig.cpp, src/gig.h:
256        - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...),
257          the extension files are read automatically when the samples are
258          loaded
259        - fixed the 24 bit decompression, the result should now be exact
260          instead of an approximation
261        - added VCFCutoffControllerInvert parameter and GetVelocityCutoff
262          function to DimensionRegion
263    
264      * src/DLS.cpp, src/DLS.h:
265        - the upper bits of the pool table indices are read (used as
266          extension file numbers for gig v3)
267    
268      * src/RIFF.cpp, src/RIFF.h:
269        - the file name is remembered in the RIFF::File object
270    
271    Version 2.0.1 (12 Jun 2005)
272    
273      * packaging changes:
274        - include debian/ directory on 'make dist'
275        - create a bzip2 tarball on 'make dist'
276    
277      * src/gigextract.cpp:
278        - show also version of libsndfile or build version of libaudiofile when
279          using the -v switch
280        - fixed mutual link dependency to libsndfile / libaudiofile
281    
282      * src/gig.cpp, src/gig.h:
283        - added DimensionRegion::GetVelocityRelease function
284    
285    Version 2.0.0 (9 May 2005)
286    
287      * packaging changes:
288        - fixed conditional linkage of either libsndfile or libaudiofile
289          (if none of the two exist, configure script will abort)
290        - man pages are now auto generated with the correct libgig version
291    
292      * src/gig.cpp, src/gig.h:
293        - experimental support for Gigasampler v3 format;
294          64 bit file offsets are truncated to 32 bit, 24 bit samples are
295          truncated to 16 bit, up to 8 dimensions are read, additional
296          articulation informations are ignored at the moment
297          (patch by Andreas Persson)
298        - added some file format compatibility checks
299        - fixed vcf_type_lowpassturbo value (vcf_type_lowpassturbo was actually
300          never used, because the necessary check was made before
301          initialization)
302        - fixed crossfade points order (structure for big endian and little
303          endian systems was interchanged)
304        - fixed some memory leaks (patch by 'Gene', a.k.a Anders Alm)
305        - fixed crash which occured when patches did not have a sample assigned
306          to their region or dimension region (patch by Andreas Persson)
307        - support for compressed mono samples
308        - experimental support for compressed 24 bit samples
309        - fixed decompression on big-endian CPUs
310        - fixed decompression bug that truncated the last block of samples
311        - external decompression buffers can now be used for streaming samples
312          to avoid race conditions in case of multiple streaming threads
313        - added pre-calculated sample attenuation parameter
314        - added v3 "random" and "round robin" dimensions
315        - implemented progress indicator callback mechanism for loading
316          instruments and samples
317        - added functions libraryName() and libraryVersion()
318    
319      * src/DLS.cpp, src/DLS.h:
320        - fixed File constructor which caused variable File::Instruments always
321          to be zero
322        - added functions libraryName() and libraryVersion()
323    
324      * src/RIFF.cpp, src/RIFF.h:
325        - fixed method List::LoadSubChunks() which did not restore the original
326          position within the body of the given list chunk
327        - added functions libraryName() and libraryVersion()
328    
329      * src/rifftree.cpp:
330        - added command line switch -v to show rifftree's revision and the used
331          libgig version
332    
333      * src/dlsdump.cpp:
334        - added command line switch -v to show dlsdump's revision and the used
335          libgig version
336    
337      * src/gigdump.cpp:
338        - added output of UnityNote, FineTune, Gain, SampleStartOffset an
339          LoopPlayCount
340        - added command line switch -v to show gigdump's revision and the used
341          libgig version
342    
343      * src/gigextract.cpp:
344        - support for compressed mono samples and compressed 24 bit samples
345        - added command line switch -v to show gigextract's revision and the
346          used libgig version
347    
348    Version 1.0.0 (26 Nov 2004)
349    
350    * packaging changes:    * packaging changes:
351      - renamed 'libgig.pc.in' -> 'gig.pc.in' and renamed pkg-config lib name      - renamed 'libgig.pc.in' -> 'gig.pc.in' and renamed pkg-config lib name
352        'libgig' -> 'gig' as it's common practice to omit the 'lib' prefix        'libgig' -> 'gig' as it's common practice to omit the 'lib' prefix
353        - fixed man pages automake install rule (which didn't work on Mandrake,
354          SuSE and Fedora)
355        - fixed generation of Doxygen API documentation (now also included in
356          RPM and Debian packages)
357    
358      * src/gig.cpp, src/gig.h:
359        - fixed / improved accuracy of all three velocity to volume
360          transformation functions a.k.a. 'nonlinear','linear','special'
361          (patch by Andreas Persson)
362        - denormals are filtered from the velocity to volume tables
363        - bugfix for dimension region switching (wrong handling of the release
364          trigger dimension, no bit range check for dimensions of split type
365          'split_type_bit')
366        - fixed panorama value in DimensionRegion (invalid conversion from
367          signed 7 bit to signed 8 bit)
368        - added class attribute 'Layers' to class 'gig::Region'
369        - symbol prototyping of gig::Region (fixes build failure with qsampler)
370    
371    * src/gigextract.cpp:    * src/gigextract.cpp:
372      - added support for libsndfile (if libaudiofile and libsndfile are      - added support for libsndfile (if libaudiofile and libsndfile are
373        available then libsndfile is preferred)        available then libsndfile is preferred)
374    
375      * src/gigdump.cpp:
376        - added printout for dimension informations (amount, type, bits, zones)
377        - added printout for velocity response curve parameters
378        - added printout for crossfade definitions
379        - added printout for panorama value for each DimensionRegion
380        - replaced printout of DLS Region layer by printout of amount of
381          Gigasampler layers
382    
383  Version 0.7.1 (2 Jul 2004)  Version 0.7.1 (2 Jul 2004)
384    
385    * packaging changes:    * packaging changes:

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