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revision 11 by schoenebeck, Sun Nov 16 17:47:00 2003 UTC revision 1180 by persson, Sat May 12 12:39:25 2007 UTC
# Line 1  Line 1 
1    Version CVS HEAD (?)
2    
3      * packaging changes:
4        - added Mac OSX XCode project files (patch by Toshi Nagata)
5    
6      * src/DLS.cpp, src/DLS.h:
7        - added Sampler::AddSampleLoop() and Sampler::DeleteSampleLoop() methods
8        - fixed write support for big-endian systems
9        - improved handling of fixed length info strings - separate default
10          lengths can be specified for each INFO chunk
11    
12      * src/gig.cpp, src/gig.h:
13        - fixed segmentation fault in the gig::File destructor sequence which
14          happened when gig::Group informations were accessed before
15        - fixed write support for big-endian systems
16        - defined lengths of a fixed set of info strings. These strings
17          are saved when the file is written, even if they are empty.
18    
19    Version 3.1.1 (24 Mar 2007)
20    
21      * packaging changes:
22        - ported to Windows using native Windows functions for file IO
23          (provided Dev-C++ + mingw project file)
24        - only export relevant files to Doxygen API documentation
25    
26      * src/gig.cpp, src/gig.h:
27        - custom velocity splits now works for gig v3 files too
28        - added support for custom splits points for other dimensions than
29          velocity (gig v3 feature)
30        - added "smart midi" and "round robin keyboard" dimensions
31        - added new method File::DeleteGroupOnly() which only deletes the given
32          group but moves all its members to another group, the other method,
33          that is File::DeleteGroup() now removes not just the group, but also
34          all the samples that belong to that group
35        - fixed crash which occured on interfering File::DeleteSample() and
36          File::GetNextSample() calls (due to iterator invalidation)
37        - fixed group names which were not saved
38        - fixed group destructor which did not remove the RIFF chunk associated
39          with the group
40        - added Instrument::MoveRegion method
41        - fixed constructor for Region, which did not initialize correctly
42          when used from Instrument::AddRegion
43        - when saving, override the gig::Regions sample reference simply by
44          the region's first dimension region's sample (avoids an exception
45          when trying to save a new instrument)
46        - fixed AddDimension() method which did not fill out all mandatory
47          dimension definition fields
48    
49      * src/DLS.cpp, src/DLS.h:
50        - added Instrument::MoveRegion method
51        - fixed software info field which was wrongly stored on instruments,
52          causing an exception when trying to save a new instrument
53    
54      * src/RIFF.cpp, src/RIFF.h:
55        - fixed RIFF::Chunk destructor which did not unregister previously
56          resized chunks, leading to a "zero size chunk" exception when
57          File::Save() was called
58        - added List::MoveSubChunk method
59    
60    Version 3.1.0 (24 Nov 2006)
61    
62      * packaging changes:
63        - changed deprecated copyright attribute to license;
64          added ldconfig to post-(un)install steps on libgig.spec (RPM)
65    
66      * src/gig.cpp, src/gig.h:
67        - added support for more than one set of custom velocity splits
68          inside a region (for example different velocity split levels for
69          pedal up and pedal down)
70        - sample loop parameters are now taken from the DimensionRegion
71          instead of the wave chunk
72        - keyswitching dimension is changed from split type "normal" to
73          "bit"
74        - real support for 24 bit samples - samples are not truncated to
75          16 bits anymore
76        - support for reading of ".art" files. (Merging of .art and .gig
77          files are not implemented yet.)
78        - several fixes for the write support
79        - support for sample groups added
80    
81      * src/DLS.cpp, src/DLS.h:
82        - support for reading of ".art" files
83        - removed incorrect use of memccpy in the write support (patch by
84          Jeremy Kerr)
85        - several fixes for the write support
86    
87      * src/gigextract.cpp:
88        - real support for 24 bit samples
89    
90      * src/gigdump.cpp:
91        - print global file informations
92        - print sample groups
93    
94      * general changes:
95        - added CPPUnit test cases (at the moment primarily for automatic check
96          of Gigasampler write support)
97    
98    Version 3.0.0 (28 Apr 2006)
99    
100      * general changes:
101        - added write support (that is for creating and modifying RIFF, DLS and
102          gig files)
103        - loading DLS and gig files is now much more permissive, DLS and gig
104          files are now loaded even if mandatory RIFF chunks are missing
105        - fixed some memory management errors, one of them was causing a
106          crash when a multi-file gig was deallocated
107    
108      * src/gig.cpp, src/gig.h:
109        - fixed the GetVelocityCutoff function, it wasn't always using the
110          VCFVelocityScale parameter when no cutoff controller was defined
111        - support for the gig v3 feature to have a number of dimension
112          splits not equal to a power of two
113        - added write support (highly experimental)
114    
115      * src/DLS.cpp, src/DLS.h:
116        - fixed loading of Articulation Connections (<artl> list chunks were
117          seeked instead of ordinary <artl> data chunks)
118        - added write support (highly experimental)
119    
120      * src/RIFF.cpp, src/RIFF.h:
121        - added write support
122        - Chunk::LoadChunkData() can now be called again to resize the buffer
123          after a Chunk::Resize() and before the File::Save() call to allow
124          placing the new data in the chunk's write buffer and perform the
125          resize and write operations in one rush
126    
127      * src/gigdump.cpp:
128        - fixed to show the correct amount of dimension regions instead of 32
129          (patch by James Wylder)
130    
131      * src/dlsdump.cpp:
132        - show for every region the name of the referenced sample
133        - show file name in quotation marks
134    
135    Version 2.0.2 (15 Aug 2005)
136    
137      * packaging changes:
138        - require automake (>= 1.5) for 'make -f Makefile.cvs'
139          (mandatory for 'dist-bzip2' automake option)
140    
141      * src/gig.cpp, src/gig.h:
142        - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...),
143          the extension files are read automatically when the samples are
144          loaded
145        - fixed the 24 bit decompression, the result should now be exact
146          instead of an approximation
147        - added VCFCutoffControllerInvert parameter and GetVelocityCutoff
148          function to DimensionRegion
149    
150      * src/DLS.cpp, src/DLS.h:
151        - the upper bits of the pool table indices are read (used as
152          extension file numbers for gig v3)
153    
154      * src/RIFF.cpp, src/RIFF.h:
155        - the file name is remembered in the RIFF::File object
156    
157    Version 2.0.1 (12 Jun 2005)
158    
159      * packaging changes:
160        - include debian/ directory on 'make dist'
161        - create a bzip2 tarball on 'make dist'
162    
163      * src/gigextract.cpp:
164        - show also version of libsndfile or build version of libaudiofile when
165          using the -v switch
166        - fixed mutual link dependency to libsndfile / libaudiofile
167    
168      * src/gig.cpp, src/gig.h:
169        - added DimensionRegion::GetVelocityRelease function
170    
171    Version 2.0.0 (9 May 2005)
172    
173      * packaging changes:
174        - fixed conditional linkage of either libsndfile or libaudiofile
175          (if none of the two exist, configure script will abort)
176        - man pages are now auto generated with the correct libgig version
177    
178      * src/gig.cpp, src/gig.h:
179        - experimental support for Gigasampler v3 format;
180          64 bit file offsets are truncated to 32 bit, 24 bit samples are
181          truncated to 16 bit, up to 8 dimensions are read, additional
182          articulation informations are ignored at the moment
183          (patch by Andreas Persson)
184        - added some file format compatibility checks
185        - fixed vcf_type_lowpassturbo value (vcf_type_lowpassturbo was actually
186          never used, because the necessary check was made before
187          initialization)
188        - fixed crossfade points order (structure for big endian and little
189          endian systems was interchanged)
190        - fixed some memory leaks (patch by 'Gene', a.k.a Anders Alm)
191        - fixed crash which occured when patches did not have a sample assigned
192          to their region or dimension region (patch by Andreas Persson)
193        - support for compressed mono samples
194        - experimental support for compressed 24 bit samples
195        - fixed decompression on big-endian CPUs
196        - fixed decompression bug that truncated the last block of samples
197        - external decompression buffers can now be used for streaming samples
198          to avoid race conditions in case of multiple streaming threads
199        - added pre-calculated sample attenuation parameter
200        - added v3 "random" and "round robin" dimensions
201        - implemented progress indicator callback mechanism for loading
202          instruments and samples
203        - added functions libraryName() and libraryVersion()
204    
205      * src/DLS.cpp, src/DLS.h:
206        - fixed File constructor which caused variable File::Instruments always
207          to be zero
208        - added functions libraryName() and libraryVersion()
209    
210      * src/RIFF.cpp, src/RIFF.h:
211        - fixed method List::LoadSubChunks() which did not restore the original
212          position within the body of the given list chunk
213        - added functions libraryName() and libraryVersion()
214    
215      * src/rifftree.cpp:
216        - added command line switch -v to show rifftree's revision and the used
217          libgig version
218    
219      * src/dlsdump.cpp:
220        - added command line switch -v to show dlsdump's revision and the used
221          libgig version
222    
223      * src/gigdump.cpp:
224        - added output of UnityNote, FineTune, Gain, SampleStartOffset an
225          LoopPlayCount
226        - added command line switch -v to show gigdump's revision and the used
227          libgig version
228    
229      * src/gigextract.cpp:
230        - support for compressed mono samples and compressed 24 bit samples
231        - added command line switch -v to show gigextract's revision and the
232          used libgig version
233    
234    Version 1.0.0 (26 Nov 2004)
235    
236      * packaging changes:
237        - renamed 'libgig.pc.in' -> 'gig.pc.in' and renamed pkg-config lib name
238          'libgig' -> 'gig' as it's common practice to omit the 'lib' prefix
239        - fixed man pages automake install rule (which didn't work on Mandrake,
240          SuSE and Fedora)
241        - fixed generation of Doxygen API documentation (now also included in
242          RPM and Debian packages)
243    
244      * src/gig.cpp, src/gig.h:
245        - fixed / improved accuracy of all three velocity to volume
246          transformation functions a.k.a. 'nonlinear','linear','special'
247          (patch by Andreas Persson)
248        - denormals are filtered from the velocity to volume tables
249        - bugfix for dimension region switching (wrong handling of the release
250          trigger dimension, no bit range check for dimensions of split type
251          'split_type_bit')
252        - fixed panorama value in DimensionRegion (invalid conversion from
253          signed 7 bit to signed 8 bit)
254        - added class attribute 'Layers' to class 'gig::Region'
255        - symbol prototyping of gig::Region (fixes build failure with qsampler)
256    
257      * src/gigextract.cpp:
258        - added support for libsndfile (if libaudiofile and libsndfile are
259          available then libsndfile is preferred)
260    
261      * src/gigdump.cpp:
262        - added printout for dimension informations (amount, type, bits, zones)
263        - added printout for velocity response curve parameters
264        - added printout for crossfade definitions
265        - added printout for panorama value for each DimensionRegion
266        - replaced printout of DLS Region layer by printout of amount of
267          Gigasampler layers
268    
269    Version 0.7.1 (2 Jul 2004)
270    
271      * packaging changes:
272        - added libgig.spec and libgig.pc package configurations for generating
273          Redhat packages
274        - header files included on installation.
275        - autotools-generated files removed from CVS repository.
276        - added support for generating Debian packages
277        - version of shared library can be set in configure.in
278    
279    Version 0.7.0 (3 May 2004)
280    
281      * general changes:
282        - various big endian specific corrections
283          (successfully tested now on PPC)
284        - minor adjustments to avoid compile errors on some systems
285          (using now pow() instead of powl() and --pedantic g++ compiler switch)
286        - libtoolized the library
287        - added man pages for the command line tools
288          (gigextract, gigdump, dlsdump, rifftree)
289    
290      * src/gig.cpp, src/gig.h:
291        - fixed bug in decompression algorithm which caused it not to detect
292          the end of a stream
293        - added method GetVelocityAttenuation() to class 'DimensionRegion' which
294          takes the MIDI key velocity value as an argument and returns the
295          appropriate volume factor (0.0 ... 1.0) for the sample to be played
296          back, the velocity curve transformation functions used for this are
297          only an approximation so far
298        - fixed class attributes 'Sample::LoopStart', 'Sample::LoopEnd' and
299          'Sample::LoopSize' which reflected wrong values
300        - class attributes 'Sample::LoopStart' and 'Sample::LoopEnd' are now
301          measured in sample points instead of byte offset
302        - renamed misleading attribute name 'Sample::MIDIPitchFraction' to
303          'Sample::FineTune'
304        - added class attribute 'Sample::LoopSize'
305        - added method GetInstrument(uint index) to class 'File'
306        - added ReadAndLoop() method to class 'Sample' which is an extension to
307          the normal Read() method to honor the sample's looping information
308          while streaming from disk
309        - changed interface for 'attenuation_ctrl_t', 'eg1_ctrl_t' and
310          'eg2_ctrl_t': replaced this huge enumeration by a structure which
311          reflects the MIDI controller number in case of an ordinary control
312          change controller (this saves a huge switch-case block in the
313          application of the library user)
314        - renamed following attributes in class 'DimensionRegion':
315          'AttenuationContol' -> 'AttenuationController',
316          'InvertAttenuationControl' -> 'InvertAttenuationController',
317          'AttenuationControlTreshold' -> 'AttenuationControllerThreshold'
318        - minor fix in API documentation for method GetVelocityAttenuation() in
319          class 'DimensionRegion'
320    
321      * src/RIFF.cpp, src/RIFF.h:
322        - added additional API documentation
323        - minor fix in Chunk::Read() method (only a minor efficiency issue)
324    
325      * src/gigdump.cpp:
326        - added printout of samples' looping informations
327    
328  Version 0.6.0 (3 Nov 2003)  Version 0.6.0 (3 Nov 2003)
329    
330    * initial release    * initial release

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