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revision 1852 by schoenebeck, Sun Mar 1 22:22:03 2009 UTC revision 3050 by schoenebeck, Thu Dec 8 12:36:56 2016 UTC
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1  Version CVS HEAD (?)  Version SVN trunk (?)
2    
3      * SFZ format engine:
4        - added support for <global>, <master> and #define (patch by Alby M)
5    
6      * general changes:
7        - fixed printf type errors (mostly in debug messages)
8        - use unique_ptr instead of auto_ptr when building with C++11
9        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
10          allowing to sort data efficiently in real-time safe manner.
11        - RTList class: added methods for moving/inserting elements to arbitrary
12          position within a list.
13        - RTList class: added method fromPtr() for creating an Iterator object from
14          a raw element pointer.
15        - Attempt to partly fix resetting engine channels vs. resetting engine, an
16          overall cleanup of the Reset*(), ConnectAudioDevice(),
17          DisconnectAudioDevice() API methods would still be desirable though,
18          because the current situation is still inconsistent and error prone.
19        - Active voices are now internally grouped to "Note" objects, instead of
20          being directly assigned to a keyboard key. This allows more fine graded
21          processing of voices, which is i.e. required for certain instrument
22          script features.
23        - Fix: Release trigger voices were not spawned on sustain pedal up
24          (CC #64) events.
25        - Fix: Release trigger voices can now also distinguish correctly between
26          note-off and sustain pedal up events.
27        - All engines: Increased ramp speed of volume smoother and pan smoother
28          (while slow rate of crossfade smoother is preserved) to allow quick
29          volume and pan changes by instrument scripts for instance.
30        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
31          properly and thus were ignored for certain uses.
32        - Added new C++ API method
33          VirtualMidiDevice::SendChannelPressureToSampler().
34        - windows, 32-bit: fixed potential crashes by making sure the stack in
35          sub threads is 16-byte aligned
36    
37      * packaging changes:
38        - removed unnecessary dependency to libuuid
39          (originated by libgig's usage of it)
40        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
41          auto detect whether it (sh/c)ould output its messages in color.
42    
43      * Real-time instrument scripts:
44        - Implemented scheduler for delayed MIDI events and for suspended scripts.
45        - Built-in script function "wait()": implemented support for function's
46          "duration-us" argument, thus scripts using this function are now
47          correctly resumed after the requested amount of microseconds.
48        - Built-in script function "play_note()": implemented support for
49          function's "duration-us" argument, thus notes triggered with this
50          argument are now correctly released after the requested amount of
51          microseconds.
52        - Fix: script events were not cleared when engine channel was reset,
53          potentially causing undefined behavior.
54        - Fixed crash which happened when trying to reference an undeclared
55          variable.
56        - Built-in script function "play_note()": Added support for passing
57          special value -1 for "duration-us" argument, which will cause the
58          triggered note to be released once the original note was released.
59        - Instrument script classes now exported with the liblinuxsampler C++ API.
60        - Added new API method ScriptVM::syntaxHighlighting() which provides
61          a convenient syntax highlighting backend for external instrument
62          script editor applications.
63        - Added new C++ API class "ScriptVMFactory".
64        - Extended parser issues to provide not only first line and first
65          column, but also last line and last column of issue (thus marking
66          the precise span of the issue within the source code).
67        - Reload script automatically after being modified by an instrument
68          editor.
69        - NKSP language grammar correction: allow empty event handler bodies
70          like "on note end on".
71        - Implemented built-in script function "change_vol()".
72        - Implemented built-in script function "change_tune()".
73        - Implemented built-in script function "change_pan()".
74        - Implemented built-in script function "change_cutoff()".
75        - Implemented built-in script function "change_reso()".
76        - Implemented built-in script function "event_status()".
77        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
78          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
79          "event_status()" function.
80        - NKSP language: Added support for bitwise operators ".or.", ".and."
81          and ".not.".
82        - NKSP language scanner: Fixed IDs matching to require at least one
83          character (i.e. when matching function names or variable names).
84        - NKSP language scanner: disabled unusued rules.
85        - Fixed behavior of play_note() and note_off() functions which must
86          be distinguished engine internally from "real" MIDI note on/off
87          events in order to avoid misbehaviors like hanging notes.
88        - Implemented built-in script variable "$KSP_TIMER".
89        - Implemented built-in script variable "$NKSP_REAL_TIMER".
90        - Implemented built-in script variable "$NKSP_PERF_TIMER".
91        - Implemented built-in script variable "$ENGINE_UPTIME".
92        - Implemented built-in script function "inc()".
93        - Implemented built-in script function "dec()".
94        - NKSP language fix: division expressions were evaluated too often.
95        - NKSP language fix: string concatenation operator was right
96          associative instead of left (to right).
97        - NKSP language correction: allow empty statements in entire language
98          (i.e. "if end if").
99        - Implemented built-in script function "stop_wait()".
100        - Implemented built-in script variable "$NI_CALLBACK_ID".
101        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
102        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
103        - Added support for read-only built-in variables (respectively
104          handled by the script parser).
105        - Added built-in script constant "$NI_CB_TYPE_INIT".
106        - Added built-in script constant "$NI_CB_TYPE_NOTE".
107        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
108        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
109        - NKSP Language: Added support for user defined script functions.
110        - Implemented built-in script function "change_attack()".
111        - Implemented built-in script function "change_decay()".
112        - Implemented built-in script function "change_release()".
113        - Fixed all change_*() built-in script functions to apply their
114          synthesis parameter changes immediately in case the respective note
115          was triggered at the same time, instead of scheduling the parameter
116          change, especially because it would cause some parameter types's
117          changes either to be ramped (i.e. change_vol()) or other types even
118          to have not effect at all (i.e. change_attack()).
119        - Implemented built-in script function "sh_left()".
120        - Implemented built-in script function "sh_right()".
121        - Implemented built-in script function "min()".
122        - Implemented built-in script function "max()".
123        - NKSP Fix: "init" event handler was not always executed when a script
124          was loaded.
125        - NKSP built-in wait() script function: abort script execution if
126          a negative or zero wait time was passed as argument (since this is
127          a common indication of a bug either of the script or even of the
128          engine, which could lead to RT instability or even worse).
129        - ScriptVM: Implemented automatic suspension of RT safety
130          threatening scripts.
131        - Provide more user friendly error messages on syntax errors.
132        - Fixed NKSP parser warning "Not a statement" when assigning an
133          initializer list to an array variable.
134    
135      * Instruments DB:
136        - Fixed memory access bug of general DB access code which lead to
137          undefined behavior.
138    
139    Version 2.0.0 (15 July 2015)
140    
141      * packaging changes:
142        - fixed building with newer MinGW-w64
143        - Mac OS X: support the new dir for Core Audio SDK
144        - Mac OS X: fixed building outside source directory
145        - made sure all source files for hostplugins are included when
146          doing "make dist"
147        - removed empty directories left from the cvs to svn migration
148        - fixed compilation with gcc 4.6.1
149        - another "make dist" fix, for the LV2 plugin
150        - made --enable-pthread-testcancel default on Mac OS X
151        - minor Makefile fix for building lscpparser when build and source
152          directories are separate
153        - Mac OS X: made it possible to specify plugin installation dir to
154          configure
155        - Mac OS X: Makefile fix for the install-strip target
156        - fixed compilation with gcc 4.7
157        - fixed configure script error with old autoconf versions
158        - lsatomic.h: use gcc provided atomic functions if building with
159          gcc 4.7 and C++11
160        - modernized configure script
161        - fixed linkage error when building with
162          LDFLAGS="-Wl,--no-undefined" (#190)
163        - fixed compilation with Clang 3.2
164        - removed usage of deprecated Automake variable INCLUDES
165        - fixed building with C++11
166        - build fix: ChangeFlagRelaxed.h was missing in makefile
167        - build fix: libsndfile compiler flags were missing in some
168          makefiles
169        - fix for building with bison 3.0 (#202)
170        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
171          on the process's main thread
172        - fixed build error on newer MinGW
173        - support building with older jack versions
174        - support building with spaces in vst sdk path
175        - enabled automake 'subdir-objects' option and moved external
176          source references (vst, au, asio) from makefiles to cpp files,
177          in order to get rid of warnings from automake 1.14
178    
179      * general changes:
180        - Refactoring: moved the independent code from
181          the Gigasampler format engine to base classes
182        - command line option '--profile' is currently disabled, since the
183          respective profiling code is currently broken
184        - Introduced support for optional environment variable
185          "LINUXSAMPLER_PLUGIN_DIR" which allows to override the directory
186          where the sampler shall look for instrument editor plugins
187          (patch by Luis Garrido, slightly modified).
188        - implemented Roland GS NRPN 1ArrH which allows to set volume per note
189        - implemented Roland GS NRPN 1CrrH which allows to set pan per note
190        - implemented Roland GS NRPN 1DrrH which allows to set reverb send per
191          note (in this implementation of the sampler its simply hard routed to
192          the 1st effect send of the sampler channel, no matter what the actual
193          effect type is)
194        - implemented Roland GS NRPN 1ErrH which allows to set chorus send per
195          note (in this implementation of the sampler its simply hard routed to
196          the 2nd effect send of the sampler channel, no matter what the actual
197          effect type is)
198        - implemented support for internal LADSPA effects
199        - raised limit of program change queue from 100 to 512
200          (as suggested by Alex Stone)
201        - implemented sine LFO, pulse LFO and saw LFO
202        - experimental support for per voice equalization
203        - added command line option --exec-after-init
204        - Introduced new C++ API method:
205          EngineChannel::InstrumentFileName(int index)
206          allowing to retrieve the whole list of files used for the loaded
207          instrument on an engine channel (a.k.a. part). Some GigaStudio
208          instruments for example are splitted over several files like
209          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
210        - Added new C++ API method Sampler::GetGlobalMaxVoices().
211        - Added new C++ API method Sampler::GetGlobalMaxStreams().
212        - Added new C++ API method Sampler::SetGlobalMaxVoices().
213        - Added new C++ API method Sampler::SetGlobalMaxStreams().
214        - Various "const" and "restrict" optimizations.
215        - all engines: add pan CC value to instrument pan parameter before
216          applying panning, instead of using two separate pan functions in
217          series (#182)
218        - added a lock guard class for exception safe mutex handling and
219          used it everywhere appropriate
220        - Immediately apply scale tuning changes to active voices.
221        - Exposed scale tuning to C++ API (along to the already existing standard
222          SysEx way).
223        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
224          and broken for ppc64. (Seq_cst loads and stores are actually not
225          used in LS, so the bug wasn't noticable.)
226        - lsatomic.h: added ARMv7 support
227        - Added support for multiple MIDI input ports per sampler channel (and
228          added various new C++ methods for this new feature / design change, old
229          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
230          as deprecated but are still there and should provide full behavior
231          backward compatibility).
232        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
233          unsafe and caused compilation error with clang 2.x).
234        - Bugfix: only process the latest MIDI program change event.
235        - Introducing the LSCP shell, which provides convenient control of the
236          sampler from the command line by providing LSCP aware features.
237        - VirtualMidiDevice: Added support for program change.
238        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
239        - VirtualMidiDevice: Added support for pitch bend.
240        - Aftertouch: extended API to explicitly handle channel pressure and
241          polyphonic key pressure events (so far polyphonic pressure was not
242          supported at all, and channel pressure was rerouted as CC128 but not
243          used so far).
244        - Added initial support for real-time instrument scripts. The script VM
245          code is shared by all sampler engine implemementations, however only the
246          gig file format currently provides support for storing instrument scripts
247          (as LinuxSampler extension to the original GigaStudio 4 format).
248    
249      * Gigasampler format engine:
250        - implemented the "round robin keyboard" dimension
251        - fixed round robin and random dimensions for cases when number of
252          dimension zones is not a power of two
253        - made round robin use a counter for each region instead of each
254          key
255        - bugfix: pitch LFO controller "internal+aftertouch" was broken
256        - bugfix: filter keyboard tracking was broken
257        - filter performance fix (an unnecessary copy was made of the
258          filter parameters in each sub fragment)
259        - handle special case when pan parameter in gig file has max or
260          min value
261        - Exclusive Groups: don't ever stop voices of the same note,
262          doesn't sound naturally with a drumkit
263        - fixed EG1 modulation when attack or release is zero
264        - Fixed support for 'aftertouch' attenuation controller.
265        - Fixed crash that happened with velocity split sounds under certain
266          conditions (see also previous commit on libgig).
267        - fixed behaviour of filter LFO
268    
269      * SFZ format engine:
270        - Initial implementation (not usable yet)
271        - added support for v2 multiple stage envelope generators
272        - added a fine-tuned v1 envelope generator instead of using the
273          one from the gig engine
274        - fixed memory leak and memory handling errors
275        - added support for trigger=first, trigger=legato and sw_previous
276        - allow non-numerical key values ("C#4" for example)
277        - "key" opcode now sets pitch_keycenter too
278        - fixed error when unloading instrument with same sample used by
279          multiple regions
280        - added some opcode aliases, like loopmode for loop_mode, to be
281          more compatible
282        - added support for trigger=release and rt_decay
283        - added support for off_mode=normal
284        - added support for random, seq_position, seq_length and volume
285        - added v1 LFO opcodes to parser (no support in engine yet)
286        - added support for amp_veltrack and amp_velcurve_N
287        - fine-tuned the default velocity curve
288        - added support for transpose
289        - fixed crash when using sw_down/up
290        - improved logic for sw_lokey/hikey/up/down/last
291        - added more v1 aliases to parser
292        - reduced memory usage for sfz data
293        - RT-safeness: avoid malloc in audio thread
294        - fixed a bug that could cause voice stealing to fail
295        - optimized sample lookup
296        - improved support for exclusive groups (group, off_by and
297          off_mode)
298        - added support for controller triggered regions (on_locc/on_hicc)
299        - added support for loop_mode=one_shot
300        - fixed playback of 16 bit wav files on big endian CPUs
301        - added support for Ogg Vorbis sample files
302        - use loop markers from sample file if loop_start and loop_end are
303          not set in sfz file
304        - implemeted filters. Filter types: lowpass, bandpass, bandreject
305          and highpass. 1, 2, 4 and 6 pole filters. Opcodes: fil_type,
306          cutoff, resonance, fil_veltrack, fil_keytrack, fil_keycenter,
307          cutoff_cc, cutoff_chanaft.
308        - bugfix: zero ampeg_sustain didn't work
309        - added support for velocity effect on amplifier envelope time
310          (ampeg_vel2attack, ampeg_vel2decay, ampeg_vel2sustain and
311          ampeg_vel2release)
312        - added support for EG hold (ampeg_hold)
313        - added support for sample offset (offset)
314        - use the newly introduced signal units model
315        - implemented opcodes lfoN_delay,
316          lfoN_freq, lfoN_pan, lfoN_cutoff, lfoN_resonance
317        - implemented opcodes ampeg_delay, ampeg_vel2delay
318          pitcheg_delay, pitcheg_start, pitcheg_attack, pitcheg_hold,
319          pitcheg_decay, pitcheg_sustain, pitcheg_release, pitcheg_vel2delay,
320          pitcheg_vel2attack, pitcheg_vel2hold, pitcheg_vel2decay,
321          pitcheg_vel2sustain, pitcheg_vel2release, pitcheg_depth
322        - implemented opcodes pitchlfo_delay, pitchlfo_freq,
323          pitchlfo_depth, fillfo_delay, fillfo_freq, fillfo_depth,
324          amplfo_delay, amplfo_freq, amplfo_depth
325        - implemented opcodes fileg_delay, fileg_start, fileg_attack,
326          fileg_hold, fileg_decay, fileg_sustain, fileg_release, fileg_vel2delay,
327          fileg_vel2attack, fileg_vel2hold, fileg_vel2decay, fileg_vel2sustain,
328          fileg_vel2release
329        - implemented opcode lfoN_wave
330        - implemented opcode pitchlfo_depthccN
331        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
332          lfoN_pitch, lfoN_pitch_onccX
333        - implemented opcodes pitchlfo_fade,
334          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
335        - implemented opcodes fillfo_freqccN,
336          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
337        - implemented opcodes ampeg_delayccN, ampeg_startccN,
338          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
339          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
340        - lfoN_* and egN_* opcodes defined in group sections
341          are now taken into account
342        - implemented curves
343        - implemented opcodes volume_onccN, volume_curveccN
344        - implemented opcode volume_smoothccN
345        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
346          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
347          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
348          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
349          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
350        - implemented opcode end
351        - implemented opcodes egN_amplitude_onccX,
352          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
353          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
354        - implemented opcodes xfin_lokey, xfin_hikey,
355          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
356          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
357          xfout_loccN, xfout_hiccN, xf_cccurve
358        - implemented opcodes pan_onccN, pan_smoothccN,
359          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
360          egN_pan_curveccX, pitch_veltrack
361        - when failed to parse a sfz file
362          print the line number on which the error occurs
363        - use common pool of CC objects to minimize RAM usage
364        - implemented opcodes amplfo_delay_onccN,
365          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
366          pitchlfo_delay_onccN, pitchlfo_fade_onccN
367        - implemented opcodes fileg_delay_onccN,
368          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
369          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
370          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
371          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
372          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
373        - implemented automatic aliasing *ccN <-> *_onccN
374        - *lfo_freqccN wasn't working when the respective *lfo_freq
375          was not set or was set to zero
376        - lfoN_freq_onccX wasn't working when lfoN_freq
377          was not set or was set to zero
378        - implemented opcodes resonance_onccN, resonance_smoothccN,
379          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
380        - implemented opcodes fillfo_depthchanaft,
381          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
382          pitchlfo_depthchanaft, pitchlfo_freqchanaft
383        - implemented opcodes pitch_onccN,
384          pitch_curveccN, pitch_smoothccN, pitch_stepccN
385        - implemented opcodes volume_stepccN, pan_stepccN,
386          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
387          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
388          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
389        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
390          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
391          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
392          eq1_gainccN, eq2_gainccN, eq3_gainccN
393        - implemented opcodes delay, delay_onccN, delay_random,
394          delay_samples, delay_samples_onccN
395        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
396          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
397          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
398          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
399          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
400          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
401          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
402          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
403          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
404          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
405          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
406          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
407          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
408          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
409          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
410        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
411          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
412        - sfz parser: allow double spaces in sample filenames
413        - sfz parser: allow absolute paths for sample filenames
414        - use linear decay and release for filter and pitch EG
415        - bugfix: only the first amp_veltrack definition in a file was
416          used
417        - bugfix: looping was disabled if loop_start was set to 0
418        - allow regions with end=-1 to turn off other regions using the
419          group and off_by opcodes (#168)
420        - made end=0 play the whole sample
421        - fixed support for lochan and hichan opcodes (#155)
422        - fixed crash when using lochan/hichan opcodes (#187)
423        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
424        - added FLAC support (#191)
425        - sfz parser bugfix: lines starting with whitespace were ignored
426        - added amplitude opcode
427        - added support for "#include" instruction
428          (modified patch which was originally posted by Sergey on LS mailing list)
429        - bugfix: generation of velocity curves etc should not be done
430          after each "#include", only after the main file is parsed
431        - bugfix: line numbers in error messages were wrong after "#include"
432        - added support for float and 32 bit sample files
433    
434      * SoundFont format engine:
435        - Initial implementation (not usable yet)
436        - RT-safeness: avoid malloc in audio thread
437        - fixed a bug that could cause voice stealing to fail
438        - fine-tuned amplitude EG (by switching from gig to sfz EG)
439        - initial implementation of Vibrato LFO and Modulation LFO
440        - initial implementation of cutoff filter
441        - use linear decay and release for filter and pitch EG
442    
443      * Host plugins (VST, AU, LV2, DSSI):
444        - AU bugfix: failed to destroy its audio/MIDI devices
445        - Listen to all interfaces on Mac OS X (INADDR_ANY)
446        - VST bugfix: If the host called resume() before and after
447          changing sample rate or block size, the number of channels was
448          incorrectly set to two. This caused silence in Cubase 5.
449        - save engine type (gig, sfz or sf2) in plugin state
450        - VST: when opening Fantasia, look for both 32 and 64 bit Java on
451          64 bit Windows
452        - AU: changed number of output channels from one stereo to 16
453          stereo
454        - VST: made it possible to build the VST plugin for Mac
455        - AU: link AU plugin dynamically if --disable-shared isn't
456          specified
457        - LV2 "state" extension support (patch by David Robillard)
458        - VST bugfix: instrument loading hang and crashed the host when
459          the plugin was loaded a second time (#174)
460        - plugin bugfix: instrument loading hang when the plugin was
461          loaded a second time (this time it's for Linux and Mac, previous
462          similar fix was for Windows)
463        - thread safety fixes for the instrument loading thread
464        - LV2: use the new lv2 package if present
465        - VST: try to open Fantasia automatically on Linux and Mac too (on
466          Linux, the Fantasia jar should be placed in <prefix>/share/java)
467        - VST: fixed crashes on Linux Ardour and EnergyXT
468        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
469          port and audio channel routing for DSSI plugins are now visible.
470        - LV2: use urid and atom extensions instead of deprecated uri-map
471          and event
472        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
473        - LV2: changed number of output channels to 16 stereo, just like
474          the VST and AU plugins
475        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
476        - LV2: made LV2 plugin buildable on Windows and Mac
477        - VST: implemented retrieval and switching of programs using the
478          sampler's internal MIDI instrument mapping system
479    
480      * Instrument editor interface:
481        - Changed instrument editor plugin interface, providing additional
482          informations like the EngineChannel for which the instrument editor was
483          spawned for. This allows the instrument editors to interact more actively
484          with the sampler.
485    
486      * MIDI driver:
487        - ALSA MIDI driver supports now "NAME" device parameter, for overriding
488          the ALSA sequencer client name
489        - removed limit of maximum amount of MIDI ports per MIDI device, since
490          there is no reason for this limit
491        - MME: fixed memory handling bug found with cppcheck
492        - MME: removed compiler warning
493        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
494          which allows to retrieve the list of CoreMIDI clients / ports and to connect
495          to them a la JACK, via the usual sampler APIs
496        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
497          the driver will automatically connect to other CoreMIDI clients' ports
498          (e.g. external MIDI devices being attached to the Mac)
499        - added support for MIDI note on velocity filter
500        - CoreMIDI: fixed memory deallocation error
501        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
502          virtual keyboards in frontends / instrument editors being stuck.
503        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
504        - Implemented missing handling of MIDI "running status".
505        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
506        - MME bugfix: driver wasn't closed properly
507        - CoreMIDI: automatically connect to all input sources by default (driver
508          parameter "AUTO_BIND").
509        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
510        - CoreMIDI: fixed minor memory leak
511    
512      * audio driver:
513        - ASIO driver fixes for newer gcc versions (fix from PortAudio)
514        - JACK audio: react on sample rate changes.
515        - JACK audio: react on buffer size changes.
516        - JACK audio: jack_port_get_buffer() was cached and called outside
517          RT context.
518        - ASIO driver: removed compiler warnings
519        - CoreAudio: fixed minor error handling bug
520        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
521        - JACK audio: return the JACK server's current sample rate as default value
522          for audio device parameter "SAMPLERATE" (fixes #166).
523    
524      * LSCP server:
525        - added support for sending MIDI CC messages via LSCP command
526          "SEND CHANNEL MIDI_DATA CC <sampler-chan> <ctrl> <val>"
527        - added LSCP command "GET AVAILABLE_EFFECTS"
528        - added LSCP command "LIST AVAILABLE_EFFECTS"
529        - added LSCP command "GET EFFECT INFO <effect-index>"
530        - added LSCP command "CREATE EFFECT_INSTANCE <effect-index>"
531        - added LSCP command
532          "CREATE EFFECT_INSTANCE <effect-system> <module> <effect-name>"
533        - added LSCP command "DESTROY EFFECT_INSTANCE <effect-instance>"
534        - added LSCP command "GET EFFECT_INSTANCES"
535        - added LSCP command "LIST EFFECT_INSTANCES"
536        - added LSCP command "GET EFFECT_INSTANCE INFO <effect-instance>"
537        - added LSCP command
538          "GET EFFECT_INSTANCE_INPUT_CONTROL INFO <effect-instance> <input-control>"
539        - added LSCP command "SET EFFECT_INSTANCE_INPUT_CONTROL VALUE
540          <effect-instance> <input-control> <value>"
541        - added LSCP command "GET SEND_EFFECT_CHAINS <audio-device>"
542        - added LSCP command "LIST SEND_EFFECT_CHAINS <audio-device>"
543        - added LSCP command "ADD SEND_EFFECT_CHAIN <audio-device>"
544        - added LSCP command
545          "REMOVE SEND_EFFECT_CHAIN <audio-device> <effect-chain>"
546        - added LSCP command
547          "GET SEND_EFFECT_CHAIN INFO <audio-device> <effect-chain>"
548        - added LSCP command "APPEND SEND_EFFECT_CHAIN EFFECT <audio-device>
549          <effect-chain> <effect-instance>"
550        - added LSCP command "INSERT SEND_EFFECT_CHAIN EFFECT <audio-device>
551          <effect-chain> <effect-chain-pos> <effect-instance>"
552        - added LSCP command "REMOVE SEND_EFFECT_CHAIN EFFECT <audio-device>
553          <effect-chain> <chain-pos>"
554        - added LSCP command "SET FX_SEND EFFECT <sampler_channel>
555          <fx_send_id> <effect_chain> <chain_pos>"
556        - added LSCP command "REMOVE FX_SEND EFFECT <sampler_channel> <fx_send_id>"
557        - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
558          "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
559          "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
560        - provide comprehensive error messages on LSCP syntax errors
561          (suggesting expected next non-terminal symbols)
562    
563      * LSCP shell:
564        - Added support for auto correction of obvious and trivial syntax mistakes.
565        - Added support for auto completion by tab key.
566        - Show currently available auto completion while typing.
567        - Added support for browsing command history with up / down keys.
568        - Show all possible next symbols immediately right to the current command
569          line while typing (no double tab required for this feature, as it would
570          be the case in other shells).
571        - Added support for moving cursor left/right with arrow keys.
572        - Added support for built-in LSCP reference documentation, which will
573          automatically show the relevant LSCP reference section on screen as soon
574          as one specific LSCP command was detected while typing on the command
575          line.
576    
577      * Real-time instrument scripts:
578        - Implemented built-in script array variable %CC.
579        - Implemented built-in script int variable $CC_NUM.
580        - Implemented built-in script int variable $EVENT_NOTE.
581        - Implemented built-in script int variable $EVENT_VELOCITY.
582        - Implemented built-in script constant variable $VCC_MONO_AT.
583        - Implemented built-in script constant variable $VCC_PITCH_BEND.
584        - Implemented execution of script event handler "init".
585        - Implemented execution of script event handler "controller".
586        - Implemented execution of script event handler "note".
587        - Implemented execution of script event handler "release".
588        - Implemented built-in script function "play_note()" (only two of the
589          max. four function arguments are currently implemented yet though).
590        - Implemented built-in script int variable $EVENT_ID.
591        - Implemented built-in script function "ignore_event()"
592        - Implemented built-in script function "ignore_controller()" (may have one
593          or no argument).
594        - Implemented built-in script function "set_controller()".
595        - Added extended script VM for the Gigasampler/GigaStudio format sampler
596          engine, which extends the general instrument script VM with Giga format
597          specific variables and functions.
598        - Giga format scripts: added built-in script int constant variables
599          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
600          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
601          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
602          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
603          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
604          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
605          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
606          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
607          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
608          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
609        - Giga format scripts: Implemented built-in script function
610          "gig_set_dim_zone(event_id, dimension, zone)".
611        - Implemented built-in script int array variable $KEY_DOWN.
612        - Implemented built-in script function "abs()".
613        - Implemented built-in script function "random()".
614        - Implemented built-in script function "num_elements()".
615        - Implemented built-in script function "note_off()".
616        - Implemented built-in script function "set_event_mark()".
617        - Implemented built-in script function "delete_event_mark()".
618        - Implemented built-in script function "by_marks()".
619        - Added built-in script int const variables $MARK_1 to $MARK_28.
620        - Built-in script functions "ignore_event()", "note_off()" and
621          "gig_set_dim_zone()" now also accept an array of event IDs as argument
622          (i.e. return value of new script function "by_marks()").
623        - Pass/preserve polyphonic variable data from respective "note" event
624          handler to "release" event handler.
625    
626      * Bug fixes:
627        - Fixed crash which may occur when MIDI key + transpose is out of range
628        - minor valgrind fixes
629        - fixed crash which occurred when changing an already deployed sampler
630          channel to a different engine type
631        - fixed crash when deleting a sampler channel or changing engine
632          type while an instrument load was in progress
633        - bugfix: playing a note while changing the instrument could cause
634          a crash, or give "Handing back unknown region" error messages
635        - bugfix: calling SET VOICES (which Fantasia does on start and
636          refresh) could cause instruments to be unloaded
637        - Mac OS X: fixed name collision of enum in EffectControl and
638          wrong name of destructor in AudioOutputDeviceCoreAudio.cpp
639        - Mac OS X: fixed hanging threads
640        - Windows: disabled the previous thread fix on non-Mac systems, as
641          it caused hanging threads on Windows
642        - Fixed possible crashes due to corrupted MIDI/audio device list
643          after MIDI/audio device creation failure
644        - When creating MIDI instrument map entries with "PERSISTENT" type, the
645          instruments were uselessly precached with zero samples, however it still
646          took the full preloading time and on 1st program change the respective
647          instrument was completely reloaded again.
648        - fixed handling of rapid bank select and program change messages
649          sent to the same sampler channel (patch from the Open Octave
650          project, slightly adjusted)
651        - fixed crash when trying to create an effect instance with controls
652          which min and/or max values depend on the sample rate
653        - fixed bug #162
654        - bugfix: LADSPA_PATH was not evaluated correctly when containing
655          multiple paths (#165)
656        - thread safety fixes for the instrument loading thread
657        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
658          (#176)
659        - more thread safety fixes for the instrument loading thread
660        - sfz/sf2 engine: fixed crash when using small audio fragment size
661        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
662        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
663          introduced in previous fix)
664        - fixed crash when a channel received a program change while
665          playing a note in a key group
666        - fixed erroneous error message piping in VoiceBase.h
667          (labelled "Disk stream not available in time")
668        - Update effects on sample rate & period size changes (to avoid
669          crashes and noise on such transitions).
670        - ignore missing LADSPA paths without ignoring valid LADSPA paths
671          (fixes #208)
672        - Fixed bug in LSCP grammar definition which caused a statement like
673          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
674          practically irrelevant, however it caused problems with the new LSCP
675          shell's auto completion feature).
676        - Fixed MIDI program change messages being ignored if quickly executed
677          after each other (fixes #231).
678    
679    Version 1.0.0 (31 July 2009)
680    
681    * packaging changes:    * packaging changes:
682      - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,      - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,
# Line 11  Version CVS HEAD (?) Line 689  Version CVS HEAD (?)
689      - fixes for building with newer MinGW versions      - fixes for building with newer MinGW versions
690      - fix for building with bison 2.4 (#111)      - fix for building with bison 2.4 (#111)
691      - fixed building with libgig installed in a non-standard directory      - fixed building with libgig installed in a non-standard directory
692        - minor fix in configure for mmsystem.h detection on MinGW
693        - Windows: look for editor plugins and Fantasia using base
694          directory of liblinuxsampler dll (look in the same directory and one
695          directory above)
696        - configure script fix: removed unconditional use of SSE
697        - fixed building with sqlite installed in a non-standard directory
698        - when cross-compiling, don't try to create instruments.db
699        - fix for new mingw-w64 version, which has usleep
700    
701    * general changes:    * general changes:
702      - bugfix: on some POSIX systems instrument editor plugins refused to      - bugfix: on some POSIX systems instrument editor plugins refused to
# Line 41  Version CVS HEAD (?) Line 727  Version CVS HEAD (?)
727      - automatic stacktrace mechanism is now turned off by default and can      - automatic stacktrace mechanism is now turned off by default and can
728        be switched on by command line option "--stacktrace" (the automatic        be switched on by command line option "--stacktrace" (the automatic
729        stacktrace mechanism seems to be broken on most systems at the moment)        stacktrace mechanism seems to be broken on most systems at the moment)
730        - C++ API method InstrumentManager::LaunchInstrumentEditor() now returns
731          a pointer to the launched InstrumentEditor object
732        - added optional 3rd party user data parameter for following
733          liblinuxsampler C++ API methods: InstrumentEditor::Main(),
734          InstrumentEditor::Launch(),
735          InstrumentManager::LaunchInstrumentEditor()
736        - theoretical fix: made SynchronizedConfig follow C++0x memory
737          model more strictly
738        - fixes for using large audio device buffers
739        - Windows: add the installation directory to the DLL search path
740          when loading an editor plugin (solves problems with VST and
741          gigedit on systems with other GTK versions installed)
742        - updated linuxsampler man page
743    
744    * audio driver:    * audio driver:
745      - removed the nonsense audio channel constraint (which was hard coded to      - removed the nonsense audio channel constraint (which was hard coded to
# Line 54  Version CVS HEAD (?) Line 753  Version CVS HEAD (?)
753      - JACK: use jack_client_open instead of the deprecated      - JACK: use jack_client_open instead of the deprecated
754        jack_client_new        jack_client_new
755      - added (experimental) CoreAudio driver      - added (experimental) CoreAudio driver
756        - applied old fixes to the ASIO driver that were included in the
757          previous binary release but accidentally never committed to CVS
758          (fixes #117)
759        - fixes for ASIO on mingw-w64 (iasio wrapper is not needed on
760          win64)
761        - VST: added support for sample rate and buffer size changes
762        - VST: close editor (Fantasia) when the VST is removed
763        - VST: avoid opening Fantasia more than once for each VST instance
764        - VST: export main function as "main" on Linux too (fix for
765          energyXT)
766        - VST: changed number of output channels from one stereo to 16
767          stereo
768        - added channel routing, fxsends and midi maps to the settings
769          stored in the plugin state
770        - performance optimization of AudioChannel::MixTo() and
771          AudioChannel::CopyTo() methods using GCC vector exensions
772          (if available)
773        - ASIO fixes: avoid initializing the device twice, avoid throwing
774          exception when getting parameters from a disconnected device
775    
776    * MIDI driver:    * MIDI driver:
777      - added JACK MIDI driver      - added JACK MIDI driver
778      - dispatch bank select as ordinary CC as well, the user might seriously      - dispatch bank select as ordinary CC as well, the user might seriously
779        want to (mis)use it for some purpose ("fixed" in all current MIDI        want to (mis)use it for some purpose ("fixed" in all current MIDI
780        input drivers: ALSA, CoreMIDI, JACK, MidiShare, MME)        input drivers: ALSA, CoreMIDI, JACK, MidiShare, MME)
781        - bugfix: pitch bend wasn't working with JackMidi, VST, LV2, MME,
782          CoreMidi or AU
783        - fixed mingw-w64 compilation error in MME driver
784        - made program change handling in MIDI thread real-time safe by
785          moving the logic to a non-RT thread
786        - fixed minor memory leak in ALSA driver
787    
788    * instruments database:    * instruments database:
789      - avoid time consuming samples scanning when adding instruments      - avoid time consuming samples scanning when adding instruments
# Line 68  Version CVS HEAD (?) Line 792  Version CVS HEAD (?)
792      - Implemented option for adding instruments in separate directories      - Implemented option for adding instruments in separate directories
793        in the instruments database        in the instruments database
794        (patch by Chris Cherrett & Andrew Williams, a bit adjusted)        (patch by Chris Cherrett & Andrew Williams, a bit adjusted)
795        - work-around for missing fnmatch function on Windows to make
796          instrument database compilable
797        - added instrument database support on Windows
798          works with both standalone mode and VST plugin.
799          the instruments DB file is located in
800          %USERPROFILE%\.linuxsampler\instruments.db which allows different
801          databases for each windows user
802          if no DB is present it automatically creates the .linuxsampler subdir
803          and then creates an empty DB
804        - fixed recursive import, which was broken on Windows
805    
806    * Gigasampler format engine:    * Gigasampler format engine:
807      - fixed a memory leak that could happen when a channel was deleted      - fixed a memory leak that could happen when a channel was deleted
# Line 100  Version CVS HEAD (?) Line 834  Version CVS HEAD (?)
834        sampler engine anymore        sampler engine anymore
835      - re-cache samples in case they were changed by an instrument editor,      - re-cache samples in case they were changed by an instrument editor,
836        e.g. when a sample was added while playing (#82)        e.g. when a sample was added while playing (#82)
837        - fixed hanging notes which occured when note-off event had the exact
838          same time stamp as the voice's note-on event and occured both in the
839          same audio fragment cycle (fixes bug #112)
840        - added support for the "fine tune" and "pitch bend range"
841          instrument-level gig parameters
842        - fixed minor artifacts in pitch bend handling
843        - added support for GS Reset SysEx message
844        - allow gig files to use unlimited downward pitch shifting
845        - added a limit check for upward pitch shifting
846        - bugfix: sometimes, when playing a note twice fast, the second
847          note was silent
848        - fixed crash happening when a pitch bend event arrived at the
849          same time a new instrument was loading
850    
851    * LSCP server:    * LSCP server:
852      - added new LSCP event "CHANNEL_MIDI" which can be used by frontends to      - added new LSCP event "CHANNEL_MIDI" which can be used by frontends to
# Line 126  Version CVS HEAD (?) Line 873  Version CVS HEAD (?)
873      - bugfix: retry if "select" returns EINTR (this fixes a crash when      - bugfix: retry if "select" returns EINTR (this fixes a crash when
874        a gigedit file dialog is opened)        a gigedit file dialog is opened)
875      - close all connections when LSCPServer is deleted      - close all connections when LSCPServer is deleted
876        - hard close of all sockets on exit
877        - bugfix: SET CHANNEL MIDI_INPUT_TYPE didn't work with the MME
878          driver
879    
880    * Bug fixes:    * Bug fixes:
881      - fixed a crash which occurs when removing a sampler channel waiting      - fixed a crash which occurs when removing a sampler channel waiting
# Line 144  Version CVS HEAD (?) Line 894  Version CVS HEAD (?)
894      - fixed orphaned pointers when setting maximum voices limit (bug #118)      - fixed orphaned pointers when setting maximum voices limit (bug #118)
895      - fixed crash when changing the audio output device of a sampler      - fixed crash when changing the audio output device of a sampler
896        channel with loaded instrument and start playing notes        channel with loaded instrument and start playing notes
897        - fixed endless loop in Engine::SuspendAll() (bug #120)
898        - fixed a low-level atomic load function that was broken on 64-bit
899          PowerPC, which probably could cause crashes on that platform
900        - fixed a memory management error which could cause a crash when a
901          plugin was unloaded
902        - bugfix: two private structs had the same name, which could cause
903          problems if the linker chose the wrong constructor
904        - fixed low-level ConditionServer usage bug that caused lockups on
905          Windows
906    
907    
908  Version 0.5.1 (6 December 2007)  Version 0.5.1 (6 December 2007)

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