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revision 231 by schoenebeck, Sun Sep 5 00:46:28 2004 UTC revision 1885 by persson, Thu Apr 16 18:25:31 2009 UTC
# Line 1  Line 1 
1  Version CVS HEAD (?)  Version CVS HEAD (?)
2    
3      * general changes:
4        - fixed compilation with gcc 4.3
5        - fixes for building with Visual C++
6    
7      * src/gig.cpp, src/gig.h:
8        - added partial support for MIDI rules, only the Controller
9          Triggered rule is supported so far
10        - bugfix: removed another iterator invalidation in DeleteSample
11        - bugfix in Sample::LoadSampleData*(): reset sample read position to
12          sample start before trying to (re)load sample data from file (#82)
13        - bugfix: EG3 depth parameter was not saved correctly
14        - fixed crash which occured when streaming a gig sample with
15          bi-directional (a.k.a. 'pingpong') loop type (fixes #102)
16    
17      * src/RIFF.cpp, src/RIFF.h:
18        - bugfix: saving to the same file after the file size had been
19          increased made the file corrupt (#82)
20        - bugfix: refuse Chunk::Read() in case chunk has just been added, that
21          is not written physically yet (#82)
22        - bugfix: saving to the same file after the file size had been
23          decreased sometimes also made the file corrupt!
24        - bugfix: undefined behavior (e.g. endless loop) when opening zero
25          length files, now throws a RIFF::Exception instead (fixes bug #121)
26        - bugfix: destructor for base class RIFF::Chunk accessed members
27          of derived class RIFF::File, which is bad, and caused crashes
28          when using Visual C++
29        - bugfix: files that contain zero length RIFF lists were not read
30          correctly (fixes #127) (bug was introduced 2009-03-13)
31    
32    Version 3.2.1 (5 Dec 2007)
33    
34      * src/RIFF.cpp, src/RIFF.h:
35        - avoid Windows to perform unnecessary file stream caching which would
36          decrease disk streaming performance on Windows systems otherwise
37    
38      * src/gig.cpp, src/gig.h:
39        - added File::SetAutoLoad() and File::GetAutoLoad() for allowing
40          applications to retrieve very superficial informations like amount of
41          instruments and their names in a very fast way
42    
43    Version 3.2.0 (14 Oct 2007)
44    
45      * packaging changes:
46        - added Mac OSX XCode project files (patch by Toshi Nagata)
47        - Dev-C++ (win32) project file is automatically updated with
48          the version info from configure.in
49        - the configure script can now be used in Windows with MSYS
50        - added a mainpage for the Doxygen API documentation
51    
52      * src/DLS.cpp, src/DLS.h:
53        - added Sampler::AddSampleLoop() and Sampler::DeleteSampleLoop() methods
54        - fixed write support for big-endian systems
55        - improved handling of fixed length info strings - separate default
56          lengths can be specified for each INFO chunk
57        - added Resource::GenerateDLSID function
58        - write support fix: allow regions without mapped samples
59        - added method SetKeyRange() to the Region class which should be used
60          instead of setting the KeyRange member variable directly
61        - MoveRegion() method of Region class is now private
62        - added SetGain() method to Sampler class
63        - fixed crash when saving a file after a sample loop was added
64    
65      * src/gig.cpp, src/gig.h:
66        - fixed segmentation fault in the gig::File destructor sequence which
67          happened when gig::Group informations were accessed before
68        - fixed write support for big-endian systems
69        - defined lengths of a fixed set of info strings. These strings
70          are saved when the file is written, even if they are empty.
71        - added missing parameter initalizations in sample, region and
72          instrument constructors
73        - clear unused fields when saving samples and regions
74        - fixed write support bugs: v3 dimension limits and chunksize
75          weren't saved, leverage controller of type controlchange
76          couldn't be saved, group name list chunk was placed wrong,
77          dimension region chunks also placed wrong
78        - added initialization of some fixed info strings in file and
79          instrument
80        - write support: files created by libgig will now have the RIFF
81          chunks in correct order
82        - write support: two previously unknown fields in dimension
83          definition are now saved
84        - added constants for gig file versions
85        - write support: the 3crc and einf chunks are now created or
86          updated when a file is saved (3crc contains sample checksums,
87          einf contains file statistics)
88        - write support: DLSID is now generated on the file and the
89          instruments
90        - write support: improved the default values for dimension region
91          parameters
92        - more write support fixes: crossfade parameters were not saved,
93          v3 dimension limits were not correctly initialized and saved
94          when dimensions were added or deleted, v3 wave pool offsets were
95          not saved correctly
96        - write support: 24 bit samples can now be written
97        - write support: version 3 is now the default for new files
98        - more write support fixes: the 3ewg chunk is now bigger for v3,
99          dimension regions without mapped samples are now allowed, 3gnl
100          list in v3 files now always has 128 entries, several parameters
101          where incorrectly saved due to an operator precedence mistake
102        - DeleteSample now removes all references to the deleted sample
103        - AddDimension now copies all parameters from existing dimension
104          regions and also makes sure that the samplechannel dimension is
105          placed first in the list of dimensions.
106        - added method GetParent() to class 'DimensionRegion', which returns its
107          parent Region
108        - fixed Instrument::UpdateRegionKeyTable() method which did not reset
109          unused areas
110        - added various setter methods to DimensionRegion class which take care
111          of updating lookup tables / caches.
112    
113      * src/RIFF.cpp, src/RIFF.h:
114        - added File::SetByteOrder method
115        - Windows fix: saving a new file didn't work
116    
117      * src/gigdump.cpp:
118        - added some missing dimension strings
119    
120    Version 3.1.1 (24 Mar 2007)
121    
122      * packaging changes:
123        - ported to Windows using native Windows functions for file IO
124          (provided Dev-C++ + mingw project file)
125        - only export relevant files to Doxygen API documentation
126    
127      * src/gig.cpp, src/gig.h:
128        - custom velocity splits now works for gig v3 files too
129        - added support for custom splits points for other dimensions than
130          velocity (gig v3 feature)
131        - added "smart midi" and "round robin keyboard" dimensions
132        - added new method File::DeleteGroupOnly() which only deletes the given
133          group but moves all its members to another group, the other method,
134          that is File::DeleteGroup() now removes not just the group, but also
135          all the samples that belong to that group
136        - fixed crash which occured on interfering File::DeleteSample() and
137          File::GetNextSample() calls (due to iterator invalidation)
138        - fixed group names which were not saved
139        - fixed group destructor which did not remove the RIFF chunk associated
140          with the group
141        - added Instrument::MoveRegion method
142        - fixed constructor for Region, which did not initialize correctly
143          when used from Instrument::AddRegion
144        - when saving, override the gig::Regions sample reference simply by
145          the region's first dimension region's sample (avoids an exception
146          when trying to save a new instrument)
147        - fixed AddDimension() method which did not fill out all mandatory
148          dimension definition fields
149    
150      * src/DLS.cpp, src/DLS.h:
151        - added Instrument::MoveRegion method
152        - fixed software info field which was wrongly stored on instruments,
153          causing an exception when trying to save a new instrument
154    
155      * src/RIFF.cpp, src/RIFF.h:
156        - fixed RIFF::Chunk destructor which did not unregister previously
157          resized chunks, leading to a "zero size chunk" exception when
158          File::Save() was called
159        - added List::MoveSubChunk method
160    
161    Version 3.1.0 (24 Nov 2006)
162    
163      * packaging changes:
164        - changed deprecated copyright attribute to license;
165          added ldconfig to post-(un)install steps on libgig.spec (RPM)
166    
167      * src/gig.cpp, src/gig.h:
168        - added support for more than one set of custom velocity splits
169          inside a region (for example different velocity split levels for
170          pedal up and pedal down)
171        - sample loop parameters are now taken from the DimensionRegion
172          instead of the wave chunk
173        - keyswitching dimension is changed from split type "normal" to
174          "bit"
175        - real support for 24 bit samples - samples are not truncated to
176          16 bits anymore
177        - support for reading of ".art" files. (Merging of .art and .gig
178          files are not implemented yet.)
179        - several fixes for the write support
180        - support for sample groups added
181    
182      * src/DLS.cpp, src/DLS.h:
183        - support for reading of ".art" files
184        - removed incorrect use of memccpy in the write support (patch by
185          Jeremy Kerr)
186        - several fixes for the write support
187    
188      * src/gigextract.cpp:
189        - real support for 24 bit samples
190    
191      * src/gigdump.cpp:
192        - print global file informations
193        - print sample groups
194    
195      * general changes:
196        - added CPPUnit test cases (at the moment primarily for automatic check
197          of Gigasampler write support)
198    
199    Version 3.0.0 (28 Apr 2006)
200    
201      * general changes:
202        - added write support (that is for creating and modifying RIFF, DLS and
203          gig files)
204        - loading DLS and gig files is now much more permissive, DLS and gig
205          files are now loaded even if mandatory RIFF chunks are missing
206        - fixed some memory management errors, one of them was causing a
207          crash when a multi-file gig was deallocated
208    
209      * src/gig.cpp, src/gig.h:
210        - fixed the GetVelocityCutoff function, it wasn't always using the
211          VCFVelocityScale parameter when no cutoff controller was defined
212        - support for the gig v3 feature to have a number of dimension
213          splits not equal to a power of two
214        - added write support (highly experimental)
215    
216      * src/DLS.cpp, src/DLS.h:
217        - fixed loading of Articulation Connections (<artl> list chunks were
218          seeked instead of ordinary <artl> data chunks)
219        - added write support (highly experimental)
220    
221      * src/RIFF.cpp, src/RIFF.h:
222        - added write support
223        - Chunk::LoadChunkData() can now be called again to resize the buffer
224          after a Chunk::Resize() and before the File::Save() call to allow
225          placing the new data in the chunk's write buffer and perform the
226          resize and write operations in one rush
227    
228      * src/gigdump.cpp:
229        - fixed to show the correct amount of dimension regions instead of 32
230          (patch by James Wylder)
231    
232      * src/dlsdump.cpp:
233        - show for every region the name of the referenced sample
234        - show file name in quotation marks
235    
236    Version 2.0.2 (15 Aug 2005)
237    
238      * packaging changes:
239        - require automake (>= 1.5) for 'make -f Makefile.cvs'
240          (mandatory for 'dist-bzip2' automake option)
241    
242      * src/gig.cpp, src/gig.h:
243        - support for gig v3 multi-file format (.gig, .gx01, .gx02, ...),
244          the extension files are read automatically when the samples are
245          loaded
246        - fixed the 24 bit decompression, the result should now be exact
247          instead of an approximation
248        - added VCFCutoffControllerInvert parameter and GetVelocityCutoff
249          function to DimensionRegion
250    
251      * src/DLS.cpp, src/DLS.h:
252        - the upper bits of the pool table indices are read (used as
253          extension file numbers for gig v3)
254    
255      * src/RIFF.cpp, src/RIFF.h:
256        - the file name is remembered in the RIFF::File object
257    
258    Version 2.0.1 (12 Jun 2005)
259    
260      * packaging changes:
261        - include debian/ directory on 'make dist'
262        - create a bzip2 tarball on 'make dist'
263    
264      * src/gigextract.cpp:
265        - show also version of libsndfile or build version of libaudiofile when
266          using the -v switch
267        - fixed mutual link dependency to libsndfile / libaudiofile
268    
269      * src/gig.cpp, src/gig.h:
270        - added DimensionRegion::GetVelocityRelease function
271    
272    Version 2.0.0 (9 May 2005)
273    
274      * packaging changes:
275        - fixed conditional linkage of either libsndfile or libaudiofile
276          (if none of the two exist, configure script will abort)
277        - man pages are now auto generated with the correct libgig version
278    
279      * src/gig.cpp, src/gig.h:
280        - experimental support for Gigasampler v3 format;
281          64 bit file offsets are truncated to 32 bit, 24 bit samples are
282          truncated to 16 bit, up to 8 dimensions are read, additional
283          articulation informations are ignored at the moment
284          (patch by Andreas Persson)
285        - added some file format compatibility checks
286        - fixed vcf_type_lowpassturbo value (vcf_type_lowpassturbo was actually
287          never used, because the necessary check was made before
288          initialization)
289        - fixed crossfade points order (structure for big endian and little
290          endian systems was interchanged)
291        - fixed some memory leaks (patch by 'Gene', a.k.a Anders Alm)
292        - fixed crash which occured when patches did not have a sample assigned
293          to their region or dimension region (patch by Andreas Persson)
294        - support for compressed mono samples
295        - experimental support for compressed 24 bit samples
296        - fixed decompression on big-endian CPUs
297        - fixed decompression bug that truncated the last block of samples
298        - external decompression buffers can now be used for streaming samples
299          to avoid race conditions in case of multiple streaming threads
300        - added pre-calculated sample attenuation parameter
301        - added v3 "random" and "round robin" dimensions
302        - implemented progress indicator callback mechanism for loading
303          instruments and samples
304        - added functions libraryName() and libraryVersion()
305    
306      * src/DLS.cpp, src/DLS.h:
307        - fixed File constructor which caused variable File::Instruments always
308          to be zero
309        - added functions libraryName() and libraryVersion()
310    
311      * src/RIFF.cpp, src/RIFF.h:
312        - fixed method List::LoadSubChunks() which did not restore the original
313          position within the body of the given list chunk
314        - added functions libraryName() and libraryVersion()
315    
316      * src/rifftree.cpp:
317        - added command line switch -v to show rifftree's revision and the used
318          libgig version
319    
320      * src/dlsdump.cpp:
321        - added command line switch -v to show dlsdump's revision and the used
322          libgig version
323    
324      * src/gigdump.cpp:
325        - added output of UnityNote, FineTune, Gain, SampleStartOffset an
326          LoopPlayCount
327        - added command line switch -v to show gigdump's revision and the used
328          libgig version
329    
330      * src/gigextract.cpp:
331        - support for compressed mono samples and compressed 24 bit samples
332        - added command line switch -v to show gigextract's revision and the
333          used libgig version
334    
335    Version 1.0.0 (26 Nov 2004)
336    
337    * packaging changes:    * packaging changes:
338      - 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
339        'libgig' -> 'gig' as it's common practice to omit the 'lib' prefix        'libgig' -> 'gig' as it's common practice to omit the 'lib' prefix
340        - fixed man pages automake install rule (which didn't work on Mandrake,
341          SuSE and Fedora)
342        - fixed generation of Doxygen API documentation (now also included in
343          RPM and Debian packages)
344    
345    * src/gig.cpp, src/gig.h:    * src/gig.cpp, src/gig.h:
346      - fixed / improved accuracy of all three velocity to volume      - fixed / improved accuracy of all three velocity to volume
347        transformation functions (a.k.a. 'nonlinear','linear','special')        transformation functions a.k.a. 'nonlinear','linear','special'
348          (patch by Andreas Persson)
349      - denormals are filtered from the velocity to volume tables      - denormals are filtered from the velocity to volume tables
350        - bugfix for dimension region switching (wrong handling of the release
351          trigger dimension, no bit range check for dimensions of split type
352          'split_type_bit')
353        - fixed panorama value in DimensionRegion (invalid conversion from
354          signed 7 bit to signed 8 bit)
355        - added class attribute 'Layers' to class 'gig::Region'
356        - symbol prototyping of gig::Region (fixes build failure with qsampler)
357    
358    * src/gigextract.cpp:    * src/gigextract.cpp:
359      - added support for libsndfile (if libaudiofile and libsndfile are      - added support for libsndfile (if libaudiofile and libsndfile are
# Line 16  Version CVS HEAD (?) Line 362  Version CVS HEAD (?)
362    * src/gigdump.cpp:    * src/gigdump.cpp:
363      - added printout for dimension informations (amount, type, bits, zones)      - added printout for dimension informations (amount, type, bits, zones)
364      - added printout for velocity response curve parameters      - added printout for velocity response curve parameters
365        - added printout for crossfade definitions
366        - added printout for panorama value for each DimensionRegion
367        - replaced printout of DLS Region layer by printout of amount of
368          Gigasampler layers
369    
370  Version 0.7.1 (2 Jul 2004)  Version 0.7.1 (2 Jul 2004)
371    

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