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revision 1149 by schoenebeck, Sat Apr 7 22:32:47 2007 UTC revision 3221 by schoenebeck, Fri May 26 18:30:42 2017 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        - Removed code duplication in SFZ file loading code.
6        - Added support for sfz extension opcode 'script' which may be used to
7          load real-time instrument script file (NKSP script language).
8        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
9        - Fixed unintended volume fade-in of voices under certain conditions.
10    
11      * Gigasampler/GigaStudio format engine:
12        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
13          cutoff settings.
14    
15      * general changes:
16        - fixed printf type errors (mostly in debug messages)
17        - use unique_ptr instead of auto_ptr when building with C++11
18        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
19          allowing to sort data efficiently in real-time safe manner.
20        - RTList class: added methods for moving/inserting elements to arbitrary
21          position within a list.
22        - RTList class: added method fromPtr() for creating an Iterator object from
23          a raw element pointer.
24        - Attempt to partly fix resetting engine channels vs. resetting engine, an
25          overall cleanup of the Reset*(), ConnectAudioDevice(),
26          DisconnectAudioDevice() API methods would still be desirable though,
27          because the current situation is still inconsistent and error prone.
28        - Active voices are now internally grouped to "Note" objects, instead of
29          being directly assigned to a keyboard key. This allows more fine graded
30          processing of voices, which is i.e. required for certain instrument
31          script features.
32        - Fix: Release trigger voices were not spawned on sustain pedal up
33          (CC #64) events.
34        - Fix: Release trigger voices can now also distinguish correctly between
35          note-off and sustain pedal up events.
36        - All engines: Increased ramp speed of volume smoother and pan smoother
37          (while slow rate of crossfade smoother is preserved) to allow quick
38          volume and pan changes by instrument scripts for instance.
39        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
40          properly and thus were ignored for certain uses.
41        - Added new C++ API method
42          VirtualMidiDevice::SendChannelPressureToSampler().
43        - windows, 32-bit: fixed potential crashes by making sure the stack in
44          sub threads is 16-byte aligned
45        - fixed numerous compiler warnings
46        - Fixed invalid (note-on) event ID being assigned to new Note objects.
47    
48      * packaging changes:
49        - removed unnecessary dependency to libuuid
50          (originated by libgig's usage of it)
51        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
52          auto detect whether it (sh/c)ould output its messages in color.
53    
54      * Real-time instrument scripts:
55        - Implemented scheduler for delayed MIDI events and for suspended scripts.
56        - Built-in script function "wait()": implemented support for function's
57          "duration-us" argument, thus scripts using this function are now
58          correctly resumed after the requested amount of microseconds.
59        - Built-in script function "play_note()": implemented support for
60          function's "duration-us" argument, thus notes triggered with this
61          argument are now correctly released after the requested amount of
62          microseconds.
63        - Fix: script events were not cleared when engine channel was reset,
64          potentially causing undefined behavior.
65        - Fixed crash which happened when trying to reference an undeclared
66          variable.
67        - Built-in script function "play_note()": Added support for passing
68          special value -1 for "duration-us" argument, which will cause the
69          triggered note to be released once the original note was released.
70        - Instrument script classes now exported with the liblinuxsampler C++ API.
71        - Added new API method ScriptVM::syntaxHighlighting() which provides
72          a convenient syntax highlighting backend for external instrument
73          script editor applications.
74        - Added new C++ API class "ScriptVMFactory".
75        - Extended parser issues to provide not only first line and first
76          column, but also last line and last column of issue (thus marking
77          the precise span of the issue within the source code).
78        - Reload script automatically after being modified by an instrument
79          editor.
80        - NKSP language grammar correction: allow empty event handler bodies
81          like "on note end on".
82        - Implemented built-in script function "change_vol()".
83        - Implemented built-in script function "change_tune()".
84        - Implemented built-in script function "change_pan()".
85        - Implemented built-in script function "change_cutoff()".
86        - Implemented built-in script function "change_reso()".
87        - Implemented built-in script function "event_status()".
88        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
89          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
90          "event_status()" function.
91        - NKSP language: Added support for bitwise operators ".or.", ".and."
92          and ".not.".
93        - NKSP language scanner: Fixed IDs matching to require at least one
94          character (i.e. when matching function names or variable names).
95        - NKSP language scanner: disabled unusued rules.
96        - Fixed behavior of play_note() and note_off() functions which must
97          be distinguished engine internally from "real" MIDI note on/off
98          events in order to avoid misbehaviors like hanging notes.
99        - Implemented built-in script variable "$KSP_TIMER".
100        - Implemented built-in script variable "$NKSP_REAL_TIMER".
101        - Implemented built-in script variable "$NKSP_PERF_TIMER".
102        - Implemented built-in script variable "$ENGINE_UPTIME".
103        - Implemented built-in script function "inc()".
104        - Implemented built-in script function "dec()".
105        - NKSP language fix: division expressions were evaluated too often.
106        - NKSP language fix: string concatenation operator was right
107          associative instead of left (to right).
108        - NKSP language correction: allow empty statements in entire language
109          (i.e. "if end if").
110        - Implemented built-in script function "stop_wait()".
111        - Implemented built-in script variable "$NI_CALLBACK_ID".
112        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
113        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
114        - Added support for read-only built-in variables (respectively
115          handled by the script parser).
116        - Added built-in script constant "$NI_CB_TYPE_INIT".
117        - Added built-in script constant "$NI_CB_TYPE_NOTE".
118        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
119        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
120        - NKSP Language: Added support for user defined script functions.
121        - Implemented built-in script function "change_attack()".
122        - Implemented built-in script function "change_decay()".
123        - Implemented built-in script function "change_release()".
124        - Fixed all change_*() built-in script functions to apply their
125          synthesis parameter changes immediately in case the respective note
126          was triggered at the same time, instead of scheduling the parameter
127          change, especially because it would cause some parameter types's
128          changes either to be ramped (i.e. change_vol()) or other types even
129          to have not effect at all (i.e. change_attack()).
130        - Implemented built-in script function "sh_left()".
131        - Implemented built-in script function "sh_right()".
132        - Implemented built-in script function "min()".
133        - Implemented built-in script function "max()".
134        - NKSP Fix: "init" event handler was not always executed when a script
135          was loaded.
136        - NKSP built-in wait() script function: abort script execution if
137          a negative or zero wait time was passed as argument (since this is
138          a common indication of a bug either of the script or even of the
139          engine, which could lead to RT instability or even worse).
140        - ScriptVM: Implemented automatic suspension of RT safety
141          threatening scripts.
142        - Provide more user friendly error messages on syntax errors.
143        - Fixed NKSP parser warning "Not a statement" when assigning an
144          initializer list to an array variable.
145        - Implemented built-in script array variable "%ALL_EVENTS".
146        - Implemented built-in script function "in_range()".
147        - Implemented built-in script function "change_amp_lfo_depth()".
148        - Implemented built-in script function "change_amp_lfo_freq()".
149        - Implemented built-in script function "change_pitch_lfo_depth()".
150        - Implemented built-in script function "change_pitch_lfo_freq()".
151        - Implemented built-in script function "change_vol_time()".
152        - Implemented built-in script function "change_tune_time()".
153        - Implemented built-in script function "fade_in()".
154        - Implemented built-in script function "fade_out()".
155        - Fixed acceptance of wrong data type of parameters passed to built-in
156          script functions "change_vol()", "change_tune()", "change_pan()",
157          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
158          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
159          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
160        - Added built-in script function "get_event_par()" and implemented some
161          of its possible parameter selections.
162        - Added built-in script function "set_event_par()" and implemented some
163          of its possible parameter selections.
164        - Fixed a bunch of scheduler time related bugs.
165        - Fixed polyphonic variables not being reset to zero after usage.
166        - Built-in "ignore_event()" function: argument is now optional, like with
167          built-in function "ignore_controller()".
168        - Implemented built-in script function "change_velo()".
169        - Implemented built-in script function "change_note()".
170        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
171          intuitive behavior if used in combination with "change_vol_time()" or
172          "change_tune_time()" respectively: now tuning/volume changes are only
173          assigned (without delay) immediately to a new note if the respective
174          timing function has not been called before, otherwise the volume/tuning
175          changes are automatically faded (before, only the event's time stamp was
176          relevant).
177         - Implemented built-in script function "array_equal()".
178         - Implemented built-in script function "search()".
179         - Implemented built-in script function "sort()".
180         - NKSP Fix: Never suspend "init" event handlers.
181    
182      * Instruments DB:
183        - Fixed memory access bug of general DB access code which lead to
184          undefined behavior.
185        - Cleanup of instruments DB file creation and opening code.
186        - The instrument DB path of linuxsampler's --create-instruments-db argument
187          is now optional, if it is missing, then a default location is used.
188        - Added support for scanning SFZ (.sfz) files.
189        - Added support for scanning Sound Font (.sf2) files.
190        - Fixed undefined DB transaction behavior.
191    
192    Version 2.0.0 (15 July 2015)
193    
194      * packaging changes:
195        - fixed building with newer MinGW-w64
196        - Mac OS X: support the new dir for Core Audio SDK
197        - Mac OS X: fixed building outside source directory
198        - made sure all source files for hostplugins are included when
199          doing "make dist"
200        - removed empty directories left from the cvs to svn migration
201        - fixed compilation with gcc 4.6.1
202        - another "make dist" fix, for the LV2 plugin
203        - made --enable-pthread-testcancel default on Mac OS X
204        - minor Makefile fix for building lscpparser when build and source
205          directories are separate
206        - Mac OS X: made it possible to specify plugin installation dir to
207          configure
208        - Mac OS X: Makefile fix for the install-strip target
209        - fixed compilation with gcc 4.7
210        - fixed configure script error with old autoconf versions
211        - lsatomic.h: use gcc provided atomic functions if building with
212          gcc 4.7 and C++11
213        - modernized configure script
214        - fixed linkage error when building with
215          LDFLAGS="-Wl,--no-undefined" (#190)
216        - fixed compilation with Clang 3.2
217        - removed usage of deprecated Automake variable INCLUDES
218        - fixed building with C++11
219        - build fix: ChangeFlagRelaxed.h was missing in makefile
220        - build fix: libsndfile compiler flags were missing in some
221          makefiles
222        - fix for building with bison 3.0 (#202)
223        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
224          on the process's main thread
225        - fixed build error on newer MinGW
226        - support building with older jack versions
227        - support building with spaces in vst sdk path
228        - enabled automake 'subdir-objects' option and moved external
229          source references (vst, au, asio) from makefiles to cpp files,
230          in order to get rid of warnings from automake 1.14
231    
232      * general changes:
233        - Refactoring: moved the independent code from
234          the Gigasampler format engine to base classes
235        - command line option '--profile' is currently disabled, since the
236          respective profiling code is currently broken
237        - Introduced support for optional environment variable
238          "LINUXSAMPLER_PLUGIN_DIR" which allows to override the directory
239          where the sampler shall look for instrument editor plugins
240          (patch by Luis Garrido, slightly modified).
241        - implemented Roland GS NRPN 1ArrH which allows to set volume per note
242        - implemented Roland GS NRPN 1CrrH which allows to set pan per note
243        - implemented Roland GS NRPN 1DrrH which allows to set reverb send per
244          note (in this implementation of the sampler its simply hard routed to
245          the 1st effect send of the sampler channel, no matter what the actual
246          effect type is)
247        - implemented Roland GS NRPN 1ErrH which allows to set chorus send per
248          note (in this implementation of the sampler its simply hard routed to
249          the 2nd effect send of the sampler channel, no matter what the actual
250          effect type is)
251        - implemented support for internal LADSPA effects
252        - raised limit of program change queue from 100 to 512
253          (as suggested by Alex Stone)
254        - implemented sine LFO, pulse LFO and saw LFO
255        - experimental support for per voice equalization
256        - added command line option --exec-after-init
257        - Introduced new C++ API method:
258          EngineChannel::InstrumentFileName(int index)
259          allowing to retrieve the whole list of files used for the loaded
260          instrument on an engine channel (a.k.a. part). Some GigaStudio
261          instruments for example are splitted over several files like
262          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
263        - Added new C++ API method Sampler::GetGlobalMaxVoices().
264        - Added new C++ API method Sampler::GetGlobalMaxStreams().
265        - Added new C++ API method Sampler::SetGlobalMaxVoices().
266        - Added new C++ API method Sampler::SetGlobalMaxStreams().
267        - Various "const" and "restrict" optimizations.
268        - all engines: add pan CC value to instrument pan parameter before
269          applying panning, instead of using two separate pan functions in
270          series (#182)
271        - added a lock guard class for exception safe mutex handling and
272          used it everywhere appropriate
273        - Immediately apply scale tuning changes to active voices.
274        - Exposed scale tuning to C++ API (along to the already existing standard
275          SysEx way).
276        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
277          and broken for ppc64. (Seq_cst loads and stores are actually not
278          used in LS, so the bug wasn't noticable.)
279        - lsatomic.h: added ARMv7 support
280        - Added support for multiple MIDI input ports per sampler channel (and
281          added various new C++ methods for this new feature / design change, old
282          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
283          as deprecated but are still there and should provide full behavior
284          backward compatibility).
285        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
286          unsafe and caused compilation error with clang 2.x).
287        - Bugfix: only process the latest MIDI program change event.
288        - Introducing the LSCP shell, which provides convenient control of the
289          sampler from the command line by providing LSCP aware features.
290        - VirtualMidiDevice: Added support for program change.
291        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
292        - VirtualMidiDevice: Added support for pitch bend.
293        - Aftertouch: extended API to explicitly handle channel pressure and
294          polyphonic key pressure events (so far polyphonic pressure was not
295          supported at all, and channel pressure was rerouted as CC128 but not
296          used so far).
297        - Added initial support for real-time instrument scripts. The script VM
298          code is shared by all sampler engine implemementations, however only the
299          gig file format currently provides support for storing instrument scripts
300          (as LinuxSampler extension to the original GigaStudio 4 format).
301    
302      * Gigasampler format engine:
303        - implemented the "round robin keyboard" dimension
304        - fixed round robin and random dimensions for cases when number of
305          dimension zones is not a power of two
306        - made round robin use a counter for each region instead of each
307          key
308        - bugfix: pitch LFO controller "internal+aftertouch" was broken
309        - bugfix: filter keyboard tracking was broken
310        - filter performance fix (an unnecessary copy was made of the
311          filter parameters in each sub fragment)
312        - handle special case when pan parameter in gig file has max or
313          min value
314        - Exclusive Groups: don't ever stop voices of the same note,
315          doesn't sound naturally with a drumkit
316        - fixed EG1 modulation when attack or release is zero
317        - Fixed support for 'aftertouch' attenuation controller.
318        - Fixed crash that happened with velocity split sounds under certain
319          conditions (see also previous commit on libgig).
320        - fixed behaviour of filter LFO
321    
322      * SFZ format engine:
323        - Initial implementation (not usable yet)
324        - added support for v2 multiple stage envelope generators
325        - added a fine-tuned v1 envelope generator instead of using the
326          one from the gig engine
327        - fixed memory leak and memory handling errors
328        - added support for trigger=first, trigger=legato and sw_previous
329        - allow non-numerical key values ("C#4" for example)
330        - "key" opcode now sets pitch_keycenter too
331        - fixed error when unloading instrument with same sample used by
332          multiple regions
333        - added some opcode aliases, like loopmode for loop_mode, to be
334          more compatible
335        - added support for trigger=release and rt_decay
336        - added support for off_mode=normal
337        - added support for random, seq_position, seq_length and volume
338        - added v1 LFO opcodes to parser (no support in engine yet)
339        - added support for amp_veltrack and amp_velcurve_N
340        - fine-tuned the default velocity curve
341        - added support for transpose
342        - fixed crash when using sw_down/up
343        - improved logic for sw_lokey/hikey/up/down/last
344        - added more v1 aliases to parser
345        - reduced memory usage for sfz data
346        - RT-safeness: avoid malloc in audio thread
347        - fixed a bug that could cause voice stealing to fail
348        - optimized sample lookup
349        - improved support for exclusive groups (group, off_by and
350          off_mode)
351        - added support for controller triggered regions (on_locc/on_hicc)
352        - added support for loop_mode=one_shot
353        - fixed playback of 16 bit wav files on big endian CPUs
354        - added support for Ogg Vorbis sample files
355        - use loop markers from sample file if loop_start and loop_end are
356          not set in sfz file
357        - implemeted filters. Filter types: lowpass, bandpass, bandreject
358          and highpass. 1, 2, 4 and 6 pole filters. Opcodes: fil_type,
359          cutoff, resonance, fil_veltrack, fil_keytrack, fil_keycenter,
360          cutoff_cc, cutoff_chanaft.
361        - bugfix: zero ampeg_sustain didn't work
362        - added support for velocity effect on amplifier envelope time
363          (ampeg_vel2attack, ampeg_vel2decay, ampeg_vel2sustain and
364          ampeg_vel2release)
365        - added support for EG hold (ampeg_hold)
366        - added support for sample offset (offset)
367        - use the newly introduced signal units model
368        - implemented opcodes lfoN_delay,
369          lfoN_freq, lfoN_pan, lfoN_cutoff, lfoN_resonance
370        - implemented opcodes ampeg_delay, ampeg_vel2delay
371          pitcheg_delay, pitcheg_start, pitcheg_attack, pitcheg_hold,
372          pitcheg_decay, pitcheg_sustain, pitcheg_release, pitcheg_vel2delay,
373          pitcheg_vel2attack, pitcheg_vel2hold, pitcheg_vel2decay,
374          pitcheg_vel2sustain, pitcheg_vel2release, pitcheg_depth
375        - implemented opcodes pitchlfo_delay, pitchlfo_freq,
376          pitchlfo_depth, fillfo_delay, fillfo_freq, fillfo_depth,
377          amplfo_delay, amplfo_freq, amplfo_depth
378        - implemented opcodes fileg_delay, fileg_start, fileg_attack,
379          fileg_hold, fileg_decay, fileg_sustain, fileg_release, fileg_vel2delay,
380          fileg_vel2attack, fileg_vel2hold, fileg_vel2decay, fileg_vel2sustain,
381          fileg_vel2release
382        - implemented opcode lfoN_wave
383        - implemented opcode pitchlfo_depthccN
384        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
385          lfoN_pitch, lfoN_pitch_onccX
386        - implemented opcodes pitchlfo_fade,
387          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
388        - implemented opcodes fillfo_freqccN,
389          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
390        - implemented opcodes ampeg_delayccN, ampeg_startccN,
391          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
392          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
393        - lfoN_* and egN_* opcodes defined in group sections
394          are now taken into account
395        - implemented curves
396        - implemented opcodes volume_onccN, volume_curveccN
397        - implemented opcode volume_smoothccN
398        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
399          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
400          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
401          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
402          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
403        - implemented opcode end
404        - implemented opcodes egN_amplitude_onccX,
405          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
406          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
407        - implemented opcodes xfin_lokey, xfin_hikey,
408          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
409          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
410          xfout_loccN, xfout_hiccN, xf_cccurve
411        - implemented opcodes pan_onccN, pan_smoothccN,
412          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
413          egN_pan_curveccX, pitch_veltrack
414        - when failed to parse a sfz file
415          print the line number on which the error occurs
416        - use common pool of CC objects to minimize RAM usage
417        - implemented opcodes amplfo_delay_onccN,
418          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
419          pitchlfo_delay_onccN, pitchlfo_fade_onccN
420        - implemented opcodes fileg_delay_onccN,
421          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
422          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
423          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
424          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
425          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
426        - implemented automatic aliasing *ccN <-> *_onccN
427        - *lfo_freqccN wasn't working when the respective *lfo_freq
428          was not set or was set to zero
429        - lfoN_freq_onccX wasn't working when lfoN_freq
430          was not set or was set to zero
431        - implemented opcodes resonance_onccN, resonance_smoothccN,
432          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
433        - implemented opcodes fillfo_depthchanaft,
434          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
435          pitchlfo_depthchanaft, pitchlfo_freqchanaft
436        - implemented opcodes pitch_onccN,
437          pitch_curveccN, pitch_smoothccN, pitch_stepccN
438        - implemented opcodes volume_stepccN, pan_stepccN,
439          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
440          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
441          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
442        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
443          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
444          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
445          eq1_gainccN, eq2_gainccN, eq3_gainccN
446        - implemented opcodes delay, delay_onccN, delay_random,
447          delay_samples, delay_samples_onccN
448        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
449          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
450          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
451          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
452          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
453          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
454          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
455          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
456          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
457          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
458          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
459          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
460          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
461          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
462          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
463        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
464          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
465        - sfz parser: allow double spaces in sample filenames
466        - sfz parser: allow absolute paths for sample filenames
467        - use linear decay and release for filter and pitch EG
468        - bugfix: only the first amp_veltrack definition in a file was
469          used
470        - bugfix: looping was disabled if loop_start was set to 0
471        - allow regions with end=-1 to turn off other regions using the
472          group and off_by opcodes (#168)
473        - made end=0 play the whole sample
474        - fixed support for lochan and hichan opcodes (#155)
475        - fixed crash when using lochan/hichan opcodes (#187)
476        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
477        - added FLAC support (#191)
478        - sfz parser bugfix: lines starting with whitespace were ignored
479        - added amplitude opcode
480        - added support for "#include" instruction
481          (modified patch which was originally posted by Sergey on LS mailing list)
482        - bugfix: generation of velocity curves etc should not be done
483          after each "#include", only after the main file is parsed
484        - bugfix: line numbers in error messages were wrong after "#include"
485        - added support for float and 32 bit sample files
486    
487      * SoundFont format engine:
488        - Initial implementation (not usable yet)
489        - RT-safeness: avoid malloc in audio thread
490        - fixed a bug that could cause voice stealing to fail
491        - fine-tuned amplitude EG (by switching from gig to sfz EG)
492        - initial implementation of Vibrato LFO and Modulation LFO
493        - initial implementation of cutoff filter
494        - use linear decay and release for filter and pitch EG
495    
496      * Host plugins (VST, AU, LV2, DSSI):
497        - AU bugfix: failed to destroy its audio/MIDI devices
498        - Listen to all interfaces on Mac OS X (INADDR_ANY)
499        - VST bugfix: If the host called resume() before and after
500          changing sample rate or block size, the number of channels was
501          incorrectly set to two. This caused silence in Cubase 5.
502        - save engine type (gig, sfz or sf2) in plugin state
503        - VST: when opening Fantasia, look for both 32 and 64 bit Java on
504          64 bit Windows
505        - AU: changed number of output channels from one stereo to 16
506          stereo
507        - VST: made it possible to build the VST plugin for Mac
508        - AU: link AU plugin dynamically if --disable-shared isn't
509          specified
510        - LV2 "state" extension support (patch by David Robillard)
511        - VST bugfix: instrument loading hang and crashed the host when
512          the plugin was loaded a second time (#174)
513        - plugin bugfix: instrument loading hang when the plugin was
514          loaded a second time (this time it's for Linux and Mac, previous
515          similar fix was for Windows)
516        - thread safety fixes for the instrument loading thread
517        - LV2: use the new lv2 package if present
518        - VST: try to open Fantasia automatically on Linux and Mac too (on
519          Linux, the Fantasia jar should be placed in <prefix>/share/java)
520        - VST: fixed crashes on Linux Ardour and EnergyXT
521        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
522          port and audio channel routing for DSSI plugins are now visible.
523        - LV2: use urid and atom extensions instead of deprecated uri-map
524          and event
525        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
526        - LV2: changed number of output channels to 16 stereo, just like
527          the VST and AU plugins
528        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
529        - LV2: made LV2 plugin buildable on Windows and Mac
530        - VST: implemented retrieval and switching of programs using the
531          sampler's internal MIDI instrument mapping system
532    
533      * Instrument editor interface:
534        - Changed instrument editor plugin interface, providing additional
535          informations like the EngineChannel for which the instrument editor was
536          spawned for. This allows the instrument editors to interact more actively
537          with the sampler.
538    
539      * MIDI driver:
540        - ALSA MIDI driver supports now "NAME" device parameter, for overriding
541          the ALSA sequencer client name
542        - removed limit of maximum amount of MIDI ports per MIDI device, since
543          there is no reason for this limit
544        - MME: fixed memory handling bug found with cppcheck
545        - MME: removed compiler warning
546        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
547          which allows to retrieve the list of CoreMIDI clients / ports and to connect
548          to them a la JACK, via the usual sampler APIs
549        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
550          the driver will automatically connect to other CoreMIDI clients' ports
551          (e.g. external MIDI devices being attached to the Mac)
552        - added support for MIDI note on velocity filter
553        - CoreMIDI: fixed memory deallocation error
554        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
555          virtual keyboards in frontends / instrument editors being stuck.
556        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
557        - Implemented missing handling of MIDI "running status".
558        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
559        - MME bugfix: driver wasn't closed properly
560        - CoreMIDI: automatically connect to all input sources by default (driver
561          parameter "AUTO_BIND").
562        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
563        - CoreMIDI: fixed minor memory leak
564    
565      * audio driver:
566        - ASIO driver fixes for newer gcc versions (fix from PortAudio)
567        - JACK audio: react on sample rate changes.
568        - JACK audio: react on buffer size changes.
569        - JACK audio: jack_port_get_buffer() was cached and called outside
570          RT context.
571        - ASIO driver: removed compiler warnings
572        - CoreAudio: fixed minor error handling bug
573        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
574        - JACK audio: return the JACK server's current sample rate as default value
575          for audio device parameter "SAMPLERATE" (fixes #166).
576    
577      * LSCP server:
578        - added support for sending MIDI CC messages via LSCP command
579          "SEND CHANNEL MIDI_DATA CC <sampler-chan> <ctrl> <val>"
580        - added LSCP command "GET AVAILABLE_EFFECTS"
581        - added LSCP command "LIST AVAILABLE_EFFECTS"
582        - added LSCP command "GET EFFECT INFO <effect-index>"
583        - added LSCP command "CREATE EFFECT_INSTANCE <effect-index>"
584        - added LSCP command
585          "CREATE EFFECT_INSTANCE <effect-system> <module> <effect-name>"
586        - added LSCP command "DESTROY EFFECT_INSTANCE <effect-instance>"
587        - added LSCP command "GET EFFECT_INSTANCES"
588        - added LSCP command "LIST EFFECT_INSTANCES"
589        - added LSCP command "GET EFFECT_INSTANCE INFO <effect-instance>"
590        - added LSCP command
591          "GET EFFECT_INSTANCE_INPUT_CONTROL INFO <effect-instance> <input-control>"
592        - added LSCP command "SET EFFECT_INSTANCE_INPUT_CONTROL VALUE
593          <effect-instance> <input-control> <value>"
594        - added LSCP command "GET SEND_EFFECT_CHAINS <audio-device>"
595        - added LSCP command "LIST SEND_EFFECT_CHAINS <audio-device>"
596        - added LSCP command "ADD SEND_EFFECT_CHAIN <audio-device>"
597        - added LSCP command
598          "REMOVE SEND_EFFECT_CHAIN <audio-device> <effect-chain>"
599        - added LSCP command
600          "GET SEND_EFFECT_CHAIN INFO <audio-device> <effect-chain>"
601        - added LSCP command "APPEND SEND_EFFECT_CHAIN EFFECT <audio-device>
602          <effect-chain> <effect-instance>"
603        - added LSCP command "INSERT SEND_EFFECT_CHAIN EFFECT <audio-device>
604          <effect-chain> <effect-chain-pos> <effect-instance>"
605        - added LSCP command "REMOVE SEND_EFFECT_CHAIN EFFECT <audio-device>
606          <effect-chain> <chain-pos>"
607        - added LSCP command "SET FX_SEND EFFECT <sampler_channel>
608          <fx_send_id> <effect_chain> <chain_pos>"
609        - added LSCP command "REMOVE FX_SEND EFFECT <sampler_channel> <fx_send_id>"
610        - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
611          "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
612          "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
613        - provide comprehensive error messages on LSCP syntax errors
614          (suggesting expected next non-terminal symbols)
615        - Fixed client connection not being closed after network errors.
616    
617      * LSCP shell:
618        - Added support for auto correction of obvious and trivial syntax mistakes.
619        - Added support for auto completion by tab key.
620        - Show currently available auto completion while typing.
621        - Added support for browsing command history with up / down keys.
622        - Show all possible next symbols immediately right to the current command
623          line while typing (no double tab required for this feature, as it would
624          be the case in other shells).
625        - Added support for moving cursor left/right with arrow keys.
626        - Added support for built-in LSCP reference documentation, which will
627          automatically show the relevant LSCP reference section on screen as soon
628          as one specific LSCP command was detected while typing on the command
629          line.
630    
631      * Real-time instrument scripts:
632        - Implemented built-in script array variable %CC.
633        - Implemented built-in script int variable $CC_NUM.
634        - Implemented built-in script int variable $EVENT_NOTE.
635        - Implemented built-in script int variable $EVENT_VELOCITY.
636        - Implemented built-in script constant variable $VCC_MONO_AT.
637        - Implemented built-in script constant variable $VCC_PITCH_BEND.
638        - Implemented execution of script event handler "init".
639        - Implemented execution of script event handler "controller".
640        - Implemented execution of script event handler "note".
641        - Implemented execution of script event handler "release".
642        - Implemented built-in script function "play_note()" (only two of the
643          max. four function arguments are currently implemented yet though).
644        - Implemented built-in script int variable $EVENT_ID.
645        - Implemented built-in script function "ignore_event()"
646        - Implemented built-in script function "ignore_controller()" (may have one
647          or no argument).
648        - Implemented built-in script function "set_controller()".
649        - Added extended script VM for the Gigasampler/GigaStudio format sampler
650          engine, which extends the general instrument script VM with Giga format
651          specific variables and functions.
652        - Giga format scripts: added built-in script int constant variables
653          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
654          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
655          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
656          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
657          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
658          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
659          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
660          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
661          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
662          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
663        - Giga format scripts: Implemented built-in script function
664          "gig_set_dim_zone(event_id, dimension, zone)".
665        - Implemented built-in script int array variable $KEY_DOWN.
666        - Implemented built-in script function "abs()".
667        - Implemented built-in script function "random()".
668        - Implemented built-in script function "num_elements()".
669        - Implemented built-in script function "note_off()".
670        - Implemented built-in script function "set_event_mark()".
671        - Implemented built-in script function "delete_event_mark()".
672        - Implemented built-in script function "by_marks()".
673        - Added built-in script int const variables $MARK_1 to $MARK_28.
674        - Built-in script functions "ignore_event()", "note_off()" and
675          "gig_set_dim_zone()" now also accept an array of event IDs as argument
676          (i.e. return value of new script function "by_marks()").
677        - Pass/preserve polyphonic variable data from respective "note" event
678          handler to "release" event handler.
679        - Fixed crash when using built-in script function "by_marks()".
680    
681      * Bug fixes:
682        - Fixed crash which may occur when MIDI key + transpose is out of range
683        - minor valgrind fixes
684        - fixed crash which occurred when changing an already deployed sampler
685          channel to a different engine type
686        - fixed crash when deleting a sampler channel or changing engine
687          type while an instrument load was in progress
688        - bugfix: playing a note while changing the instrument could cause
689          a crash, or give "Handing back unknown region" error messages
690        - bugfix: calling SET VOICES (which Fantasia does on start and
691          refresh) could cause instruments to be unloaded
692        - Mac OS X: fixed name collision of enum in EffectControl and
693          wrong name of destructor in AudioOutputDeviceCoreAudio.cpp
694        - Mac OS X: fixed hanging threads
695        - Windows: disabled the previous thread fix on non-Mac systems, as
696          it caused hanging threads on Windows
697        - Fixed possible crashes due to corrupted MIDI/audio device list
698          after MIDI/audio device creation failure
699        - When creating MIDI instrument map entries with "PERSISTENT" type, the
700          instruments were uselessly precached with zero samples, however it still
701          took the full preloading time and on 1st program change the respective
702          instrument was completely reloaded again.
703        - fixed handling of rapid bank select and program change messages
704          sent to the same sampler channel (patch from the Open Octave
705          project, slightly adjusted)
706        - fixed crash when trying to create an effect instance with controls
707          which min and/or max values depend on the sample rate
708        - fixed bug #162
709        - bugfix: LADSPA_PATH was not evaluated correctly when containing
710          multiple paths (#165)
711        - thread safety fixes for the instrument loading thread
712        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
713          (#176)
714        - more thread safety fixes for the instrument loading thread
715        - sfz/sf2 engine: fixed crash when using small audio fragment size
716        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
717        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
718          introduced in previous fix)
719        - fixed crash when a channel received a program change while
720          playing a note in a key group
721        - fixed erroneous error message piping in VoiceBase.h
722          (labelled "Disk stream not available in time")
723        - Update effects on sample rate & period size changes (to avoid
724          crashes and noise on such transitions).
725        - ignore missing LADSPA paths without ignoring valid LADSPA paths
726          (fixes #208)
727        - Fixed bug in LSCP grammar definition which caused a statement like
728          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
729          practically irrelevant, however it caused problems with the new LSCP
730          shell's auto completion feature).
731        - Fixed MIDI program change messages being ignored if quickly executed
732          after each other (fixes #231).
733    
734    Version 1.0.0 (31 July 2009)
735    
736      * packaging changes:
737        - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,
738          causing e.g. the libgig test to fail when
739          "./configure --disable-jack-driver" was used
740          (patch by Alexis Ballier)
741        - fixed compilation with gcc 4.3
742        - fixes for building on OS X (thanks to Ebrahim Mayat for testing)
743        - fixed configure so it detects x86_64 (#107)
744        - fixes for building with newer MinGW versions
745        - fix for building with bison 2.4 (#111)
746        - fixed building with libgig installed in a non-standard directory
747        - minor fix in configure for mmsystem.h detection on MinGW
748        - Windows: look for editor plugins and Fantasia using base
749          directory of liblinuxsampler dll (look in the same directory and one
750          directory above)
751        - configure script fix: removed unconditional use of SSE
752        - fixed building with sqlite installed in a non-standard directory
753        - when cross-compiling, don't try to create instruments.db
754        - fix for new mingw-w64 version, which has usleep
755    
756      * general changes:
757        - bugfix: on some POSIX systems instrument editor plugins refused to
758          load as we used a non-portable Linux specific struct field
759          (fixes bug #70, patch by Ronald Baljeu)
760        - fixed endless loop which occured when loading an instrument editor
761          plugin DLL on Windows systems failed
762        - fixed memory leaks that occurred when liblinuxsampler was unloaded
763        - optimized the SynchronizedConfig class so it doesn't wait
764          unnecessarily long after an update
765        - added support for notifying instrument editors on note-on / note-off
766          events (e.g. to highlight the pressed keys on the virtual keyboard
767          of gigedit)
768        - added support for triggering notes by instrument editors (see above)
769        - be verbose on DLL load errors (on Linux)
770        - fixed di-harmonic triangle LFO implementation (this LFO implementation
771          is only used by very few systems, most pick the int math
772          implementation, which is usually faster)
773        - fixes for audio drivers with varying buffer sizes
774        - experimental support for running LinuxSampler as a DSSI, LV2 and
775          VST plugin
776        - notification events for stream/voice count statistics are now sent
777          only when there are actual changes
778        - added memory ordering constraints to improve stability on
779          multi-core and multi-cpu systems
780        - maximum voices and disk streams can now be altered at runtime
781        - fixed CPU feature detection on x86_64 (maybe fixes #108)
782        - automatic stacktrace mechanism is now turned off by default and can
783          be switched on by command line option "--stacktrace" (the automatic
784          stacktrace mechanism seems to be broken on most systems at the moment)
785        - C++ API method InstrumentManager::LaunchInstrumentEditor() now returns
786          a pointer to the launched InstrumentEditor object
787        - added optional 3rd party user data parameter for following
788          liblinuxsampler C++ API methods: InstrumentEditor::Main(),
789          InstrumentEditor::Launch(),
790          InstrumentManager::LaunchInstrumentEditor()
791        - theoretical fix: made SynchronizedConfig follow C++0x memory
792          model more strictly
793        - fixes for using large audio device buffers
794        - Windows: add the installation directory to the DLL search path
795          when loading an editor plugin (solves problems with VST and
796          gigedit on systems with other GTK versions installed)
797        - updated linuxsampler man page
798    
799      * audio driver:
800        - removed the nonsense audio channel constraint (which was hard coded to
801          max. 100 audio channels) for most audio drivers
802        - JACK audio driver did not offer a device parameter "SAMPLERATE" as
803          opposed to the LSCP specs
804        - bugfix: the SAMPLERATE parameter of some drivers (e.g. JACK)
805          reflected the wrong value
806        - fixed a memory management bug in ASIO driver
807        - Makefile fix: JACK_CFLAGS wasn't used
808        - JACK: use jack_client_open instead of the deprecated
809          jack_client_new
810        - added (experimental) CoreAudio driver
811        - applied old fixes to the ASIO driver that were included in the
812          previous binary release but accidentally never committed to CVS
813          (fixes #117)
814        - fixes for ASIO on mingw-w64 (iasio wrapper is not needed on
815          win64)
816        - VST: added support for sample rate and buffer size changes
817        - VST: close editor (Fantasia) when the VST is removed
818        - VST: avoid opening Fantasia more than once for each VST instance
819        - VST: export main function as "main" on Linux too (fix for
820          energyXT)
821        - VST: changed number of output channels from one stereo to 16
822          stereo
823        - added channel routing, fxsends and midi maps to the settings
824          stored in the plugin state
825        - performance optimization of AudioChannel::MixTo() and
826          AudioChannel::CopyTo() methods using GCC vector exensions
827          (if available)
828        - ASIO fixes: avoid initializing the device twice, avoid throwing
829          exception when getting parameters from a disconnected device
830    
831      * MIDI driver:
832        - added JACK MIDI driver
833        - dispatch bank select as ordinary CC as well, the user might seriously
834          want to (mis)use it for some purpose ("fixed" in all current MIDI
835          input drivers: ALSA, CoreMIDI, JACK, MidiShare, MME)
836        - bugfix: pitch bend wasn't working with JackMidi, VST, LV2, MME,
837          CoreMidi or AU
838        - fixed mingw-w64 compilation error in MME driver
839        - made program change handling in MIDI thread real-time safe by
840          moving the logic to a non-RT thread
841        - fixed minor memory leak in ALSA driver
842    
843      * instruments database:
844        - avoid time consuming samples scanning when adding instruments
845          to the instruments database
846        - added support for handling lost files in the instruments database
847        - Implemented option for adding instruments in separate directories
848          in the instruments database
849          (patch by Chris Cherrett & Andrew Williams, a bit adjusted)
850        - work-around for missing fnmatch function on Windows to make
851          instrument database compilable
852        - added instrument database support on Windows
853          works with both standalone mode and VST plugin.
854          the instruments DB file is located in
855          %USERPROFILE%\.linuxsampler\instruments.db which allows different
856          databases for each windows user
857          if no DB is present it automatically creates the .linuxsampler subdir
858          and then creates an empty DB
859        - fixed recursive import, which was broken on Windows
860    
861      * Gigasampler format engine:
862        - fixed a memory leak that could happen when a channel was deleted
863          while notes were playing
864        - made it possible to load an instrument even if the audio thread
865          isn't running
866        - added partial support for the "Controller Triggered" MIDI rule,
867          enough for piano gigs with pedal noise samples
868        - minor fix: only mark FX sends as being modified if really the
869          respective FX send MIDI controller was used
870        - added support for GM global device volume SysEx message
871          (can be selected at compile time to either apply globally to the
872          whole sampler [default] or only to the sampler channels that are
873          connected to the respective MIDI input port the SysEx message arrived
874          on)
875        - bugfix: notes triggered at position 0 in the audio buffer were
876          sometimes wrongly killed in the same buffer, causing no sound to
877          be played
878        - added support for chromatic / drumkit mode Roland GS Sysex message
879          which is usally used to switch a part between chromatic sounds and
880          drumkit sounds (as opposed to their common default setting of MIDI
881          part 10 being a drumkit part and all other ones chromatic parts), in
882          LS however one can switch between the first 16 MIDI instrument maps
883          defined for the sampler
884        - made it possible to create multiple sample channels even if the
885          audio thread isn't running
886        - fixed crash when removing channel with active voices (#116)
887        - bugfix: on sample reference changes (instrument editor), only
888          un-cache the respective sample if it's really not used by any
889          sampler engine anymore
890        - re-cache samples in case they were changed by an instrument editor,
891          e.g. when a sample was added while playing (#82)
892        - fixed hanging notes which occured when note-off event had the exact
893          same time stamp as the voice's note-on event and occured both in the
894          same audio fragment cycle (fixes bug #112)
895        - added support for the "fine tune" and "pitch bend range"
896          instrument-level gig parameters
897        - fixed minor artifacts in pitch bend handling
898        - added support for GS Reset SysEx message
899        - allow gig files to use unlimited downward pitch shifting
900        - added a limit check for upward pitch shifting
901        - bugfix: sometimes, when playing a note twice fast, the second
902          note was silent
903        - fixed crash happening when a pitch bend event arrived at the
904          same time a new instrument was loading
905    
906      * LSCP server:
907        - added new LSCP event "CHANNEL_MIDI" which can be used by frontends to
908          react on MIDI data arriving on certain sampler channels (so far only
909          Note-On and Note-Off events are sent via this LSCP event)
910        - added new LSCP event "DEVICE_MIDI" which can be used by frontends to
911          react on MIDI data arriving on certain MIDI input devices (so far only
912          Note-On and Note-Off events are sent via this LSCP event)
913        - added new LSCP commands: FIND LOST DB_INSTRUMENT_FILES and
914          SET DB_INSTRUMENT FILE_PATH
915        - added new LSCP command: SEND CHANNEL MIDI_DATA which can be used by
916          frontends to send MIDI messages to specific sampler channel
917        - added two additional fields to GET FILE INSTRUMENT INFO command -
918          KEY_BINDINGS and KEYSWITCH_BINDINGS
919        - bugfix: the bank number provided by MIDI_INSTRUMENT_INFO notifications
920          was incorrect
921        - Optimized the retrieval of the MIDI instrument mappings
922        - added new LSCP command "SET VOICES" to globally alter the maximum
923          amount of voices, added new LSCP event "GLOBAL_INFO:VOICES" which will
924          be triggered respectively
925        - added new LSCP command "SET STREAMS" to globally alter the maximum
926          amount of disk streams, added new LSCP event "GLOBAL_INFO:STREAMS"
927          which will be triggered respectively
928        - bugfix: retry if "select" returns EINTR (this fixes a crash when
929          a gigedit file dialog is opened)
930        - close all connections when LSCPServer is deleted
931        - hard close of all sockets on exit
932        - bugfix: SET CHANNEL MIDI_INPUT_TYPE didn't work with the MME
933          driver
934    
935      * Bug fixes:
936        - fixed a crash which occurs when removing a sampler channel waiting
937          to start instrument loading after another channel
938        - fixed a crash which occurs when removing a sampler channel with
939          instrument loading in progress (bug #113)
940        - fixed termination caused by uncaught exception when adding MIDI
941          instrument with PERSISTENT load mode
942        - fixed possible iterator invalidations when resetting the sampler
943        - fixed memory leaks when issuing the following LSCP commands:
944          GET AUDIO_OUTPUT_DRIVER INFO
945          GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO
946          GET MIDI_INPUT_DRIVER INFO
947          GET MIDI_INPUT_DRIVER_PARAMETER INFO
948        - fixed possible compilation error when sqlite is not present
949        - fixed orphaned pointers when setting maximum voices limit (bug #118)
950        - fixed crash when changing the audio output device of a sampler
951          channel with loaded instrument and start playing notes
952        - fixed endless loop in Engine::SuspendAll() (bug #120)
953        - fixed a low-level atomic load function that was broken on 64-bit
954          PowerPC, which probably could cause crashes on that platform
955        - fixed a memory management error which could cause a crash when a
956          plugin was unloaded
957        - bugfix: two private structs had the same name, which could cause
958          problems if the linker chose the wrong constructor
959        - fixed low-level ConditionServer usage bug that caused lockups on
960          Windows
961    
962    
963    Version 0.5.1 (6 December 2007)
964    
965      * packaging changes:
966        - added autoconf checks for pthread library
967        - added autoconf check for pthread bug found on certain NPTL-enabled
968          glibc versions (see Gentoo bug report #194076)
969        - added autoconf checks for MS Windows
970    
971      * general changes:
972        - bugfix: the thread used by an editor plugin didn't die when the
973          editor closed
974        - bugfix: Ringbuffer.h: fill_write_space_with_null() did not zero
975          out all the space. operator--() did not apply size_mask after
976          decrementing the read_ptr. DEFAULT_WRAP_ELEMENTS set to 0 in
977          order to avoid problems with the _NonVolatileReader functions.
978        - bugfix: Stream.h: added a missing divide by BytesPerSample in
979          GetWriteSpace(). Since this function is currently only used in
980          the stream's qsort() compare function, it didn't trigger any
981          bugs.
982        - Resampler.h, Synthesizer.h: cubic interpolation now works in
983          24bit mode too. Faster method to read 24bit words on little
984          endian machines (x86): replaced 3 byte reads + shifts with a 1
985          unaligned 32bit read and shift
986        - experimental support for MS Windows (MIDI input via MME, AUDIO
987          output via ASIO)
988        - made handling of SIGINT signal (Ctrl-C) a bit more robust
989        - support for monitoring the total number of active disk streams
990          (new LSCP commands: GET TOTAL_STREAM_COUNT,
991          SUBSCRIBE TOTAL_STREAM_COUNT, UNSUBSCRIBE TOTAL_STREAM_COUNT)
992    
993      * AUDIO driver:
994        - added Windows ASIO low latency audio driver
995    
996      * MIDI driver:
997        - added MME Windows MIDI driver
998    
999      * LSCP server:
1000        - added support for Windows style path / filenames, however with
1001          forward slash path separators instead of backslash
1002          (i.e. "C:/foo/bar.gig")
1003        - allow naughty liblscp to send non-string device parameters within
1004          apostrophes as well
1005        - added new LSCP commands: "GET FILE INSTRUMENTS <file>",
1006          "LIST FILE INSTRUMENTS <file>" and
1007          "GET FILE INSTRUMENT INFO <file> <index>" for retrieving informations
1008          about an arbitrary instrument file on the system where the sampler is
1009          running on
1010    
1011    Version 0.5.0 (15 October 2007)
1012    
1013    * packaging changes:    * packaging changes:
1014        - config.h is not going to be installed along with liblinuxsampler's
1015          API header files anymore
1016      - only the API relevant header (and source) files will be exported to      - only the API relevant header (and source) files will be exported to
1017        the Doxygen API documentation (explicitly listed in Doxyfile.in)        the Doxygen API documentation (explicitly listed in Doxyfile.in)
1018        - added completely new XCode project files for Mac OSX which is now
1019          capable to execute our autoconf environment, thus no need anymore
1020          to maintain the compile time configuration file (osx/version.h) for
1021          OSX manually (patch by Toshi Nagata)
1022        - fixed buggy boolean --enable-foo / --disable-foo configure script
1023          parameters
1024        - global.h now only covers global definitions that are needed for the
1025          C++ API header files, all implementation internal global definitions
1026          are now in global_private.h
1027        - atomic.h is not exposed to the C++ API anymore
1028        - no need to include config.h anymore for using LS's API header files
1029        - fixed warnings in API doc generation
1030    
1031    * general changes:    * general changes:
1032      - replaced the old, confusing MIDI program change mechanism by a      - replaced the old, confusing MIDI program change mechanism by a
# Line 34  Version CVS HEAD (?) Line 1058  Version CVS HEAD (?)
1058      - Implemented new, improved notification system      - Implemented new, improved notification system
1059      - fixed compilation errors regarding OSX      - fixed compilation errors regarding OSX
1060        (patch by Toshi Nagata)        (patch by Toshi Nagata)
1061        - implemented instruments database
1062        - added support for escape sequences to the instruments database
1063        - added highly experimental support for on-the-fly instrument editing
1064          within the sampler's process (by using instrument editor plugins),
1065          you'll notice the new "Registered instrument editors:" message on
1066          startup, added a new LSCP command:
1067          "EDIT CHANNEL INSTRUMENT <sampler-channel>"
1068          to spawn a matching instrument editor for the instrument on the
1069          given sampler channel, the plugin path can be overridden at compile
1070          time with ./configure --enable-plugin-dir=/some/dir
1071        - added experimental code for synchronizing instrument editors hosted
1072          in the sampler's process to safely edit instruments while playing
1073          without a crash (hopefully) by either suspending single regions
1074          wherever possible or if unavoidable whole engine(s)
1075        - fixed several issues in fundamental "Thread" class: set scheduling
1076          policy and priority on thread level, set a minimum stack size for
1077          thread (TODO: a reasonable value yet to be tested), bugfix: non-RT
1078          threads simply inherited properties of starting thread instead of
1079          setting their own policy and priority
1080        - minor fix in our automatic stack trace mechanism on crashes, the
1081          main process did not wait for the stack trace process to finish
1082          its output
1083        - fixed some minor memory leaks
1084        - reenabled assembly features support, at the moment only for
1085          enabling a fast denormal FPU mode (x86 platforms supporting SSE2)
1086        - minor assembly fix in x86 features detection (don't use the PIC
1087          register, to avoid relocations in the text segment at runtime)
1088        - POSIX callback functions of Thread.h are hidden
1089    
1090    * MIDI driver:    * MIDI driver:
1091      - dispatch bank select (MSB and LSB) messages      - dispatch bank select (MSB and LSB) messages
# Line 59  Version CVS HEAD (?) Line 1111  Version CVS HEAD (?)
1111      - more EG fixes: the level could sometimes go below zero and cause      - more EG fixes: the level could sometimes go below zero and cause
1112        noises or crashes        noises or crashes
1113      - minor fix of EGDecay (patch by Toshi Nagata)      - minor fix of EGDecay (patch by Toshi Nagata)
1114        - fixed compiler error when --enable-override-filter-type was
1115          supplied to the configure script (fixes #46)
1116        - disk thread: queue sizes are now proportional to CONFIG_MAX_STREAMS
1117          instead of a fix value
1118        - behavior fix: on MIDI CC# 65 (portamento on / off), 126 (mono mode),
1119          127 (solo mode) only kill voices if the respective mode really
1120          changed
1121    
1122      * LSCP server:
1123        - fixed compile time error for old Bison versions
1124          (i.e. v1.28 found on MacOS 10.4, patch by Toshi Nagata)
1125        - parser now supports extended ASCII character set
1126          (up to ASCII code 255, i.e. includes now umlauts and accents)
1127        - filename arguments in LSCP commands now allow to use escape
1128          sequences, that is directly literal as one of: \', \", \\, \n, \r,
1129          \f, \t, \v, or as octal ASCII code value like \132, or as hex ASCII
1130          code value like \xf2) (fixes bug #24)
1131        - the following LSCP commands now also support escape sequences for at
1132          least one of their text-based parameters (i.e. name, description):
1133          "ADD MIDI_INSTRUMENT_MAP", "MAP MIDI_INSTRUMENT",
1134          "SET MIDI_INSTRUMENT_MAP NAME", "SET FX_SEND NAME", "CREATE FX_SEND",
1135          "SET DB_INSTRUMENT_DIRECTORY NAME",
1136          "SET DB_INSTRUMENT_DIRECTORY DESCRIPTION", "SET DB_INSTRUMENT NAME",
1137          "SET DB_INSTRUMENT DESCRIPTION", "FIND DB_INSTRUMENTS",
1138          "FIND DB_INSTRUMENT_DIRECTORIES"
1139        - returns verbose syntax errors (line and column where syntax error
1140          occured, the unexpected character and the actually expected, possible
1141          character(s), the latter only if less than 5 possibilities)
1142        - made sure that LSCP syntax is not affected by gigedit locale
1143          settings
1144        - bugfix regarding strings parameter lists: all comma separated lists
1145          of strings were treated as being one string containing commas
1146          (fixes #57)
1147    
1148    * Bug fixes:    * Bug fixes:
1149      - fixed crash occurring on certain LSCP scripts (Bug 39)      - fixed crash occurring on certain LSCP scripts (Bug 39)
1150      - another thread safety fix for lscp "load engine" and "set      - another thread safety fix for lscp "load engine" and "set
1151        channel audio output device"        channel audio output device"
1152        - fixed a crash which occurs when reassigning the same engine
1153          on a sampler channel with connected MIDI device
1154        - fixed a crash which occurs when changing the number of ports of a MIDI
1155          device connected to a sampler channel to number less then or equal
1156          to the index of the port to which the sampler channel is connected.
1157        - The previous bindings were not been disconnected when altering
1158          the ALSA_SEQ_BINDINGS parameter. Introduced a NONE keyword for
1159          unsubscribing from all bindings (e.g. ALSA_SEQ_BINDINGS=NONE).
1160        - The active stream/voice count statistic was incorrect.
1161        - notification events were not been sent for some sampler
1162          channel changes
1163        - added default min and max values to restrict the number of allowed
1164          audio output channels and MIDI input ports
1165        - the connection to the PCM interface is now closed when destroying
1166          an audio output device
1167        - files with slash in their path or filename could not be loaded
1168    
1169      * test cases:
1170        - updated and fixed (haven't been touched in a while)
1171    
1172  Version 0.4.0 (24 November 2006)  Version 0.4.0 (24 November 2006)
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