/[svn]/linuxsampler/trunk/ChangeLog
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revision 1924 by persson, Sun Jun 28 16:43:38 2009 UTC revision 3582 by schoenebeck, Fri Aug 30 12:23:40 2019 UTC
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1  Version CVS HEAD (?)  Version SVN trunk (?)
2    
3      * general changes:
4        - Fixed compiler error in Pool.h.
5        - Require C++14 compiler support.
6        - Autoconf: Added m4/ax_cxx_compile_stdcxx.m4 macro which is used
7          for checking in configure for C++14 support (as mandatory
8          requirement) and automatically adds compiler argument if required
9          (e.g. -std=C++14).
10        - RTMath: Implemented floating point comparison methods
11          fEqual32(float,float) and fEqual64(double,double) which take the
12          expected floating point tolerances into account.
13    
14      * Real-time instrument scripts:
15        - Added method ScriptVM::setExitResultEnabled() which allows to
16          explicitly enable the built-in exit() function to optionally accept
17          one function argument; the value of the passed exit() function
18          argument will then become available by calling
19          VMExecContext::exitResult() after script execution.
20        - 64 bit support for NKSP integer scripts variables (declare $foo).
21        - Variable names, function names and preprocessor condition names must start
22          with a regular character (a-z or A-Z); starting them with a digit or
23          underscore is not allowed.
24        - NKSP parser fix: equal comparison operator "=" and not equal comparison
25          operator "#" must only accept integer operands.
26        - NKSP language: Implemented support for standard units like Hertz, seconds,
27          Bel including support for metric unit prefixes; so one can now e.g.
28          conveniently use numbers in scripts like "5us" meaning "5 microseconds",
29          or e.g. "12kHz" meaning "12 kilo Hertz", or e.g. "-14mdB" meaning
30          "minus 14 Millidecibel", or e.g. "28c" meaning "28 cents" (for tuning).
31        - NKSP language: Introduced "final" operator "!" which is specifically
32          intended for synthesis parameter values to denote that the synthesis
33          parameter value is intended to be the "final" value for that synthesis
34          parameter that should explicitly be used by the engine and thus causing
35          the sampler engine to ignore all other modulation sources for the same
36          synthesis parameter (like e.g. LFO, EG); by simply prefixing a value,
37          variable or formula with this new "!" operator the expression is marked as
38          being "final".
39        - NKSP script editor API: Added support for detecting standard unit tokens
40          and their potential metric prefix token.
41        - NKSP language: Added support for NKSP real number literals and
42          arithmetic operations on them (e.g. "(3.9 + 2.9) / 12.3 - 42.0").
43        - NKSP language: Added support for NKSP real number (floating point) script
44          variables (declare ~foo).
45        - NKSP language: Added support for NKSP real number (floating point) array
46          script variables (declare ?foo[]).
47        - Built-in script function "message()" accepts now real number argument as
48          well.
49        - Added built-in script function "real_to_int()" and its short hand form
50          "int()" for casting from real number to integer in NKSP scripts.
51        - Added built-in script function "int_to_real()" and its short hand form
52          "real()" for casting from integer to real number in NKSP scripts.
53        - Allow built-in exit() function to potentially accept real number type
54          argument as well.
55        - Built-in script functions may have a different return type depending on
56          the arguments passed to the function.
57        - Built-in script function "abs()" optionally accepts and returns real
58          number.
59        - Built-in script functions "min()" and "max()" optionally accept real
60          number arguments and return real number as result in that case.
61        - NKSP VM API: Allow units and 'final'ness to be returned as result from
62          built-in functions (added methods VMFunction::returnUnitType() and
63          VMFunction::returnsFinal() for that purpose which must be implemented by
64          built-in function implementations).
65        - NKSP language: Allow metric unit prefixes of numeric scalar and array
66          variables to be changed freely at runtime (unlike unit types like Hz etc.
67          which are still sticky, parse-time features of variables which cannot be
68          changed at runtime for the intentional sake of determinism).
69        - NKSP language: 'final' values are prohibited for array variables for now
70          (attempt causes a parsers error).
71        - NKSP language: expressions with unit types (e.g. Hz) are prohibited for
72          conditions of runtime control structures like if(), while(), select()
73          (attempt causes a parser error).
74        - NKSP VM API: Allow built-in functions to perform their own, individual
75          parse time checks of arguments going to be passed to the function at
76          runtime (added method VMFunction::checkArgs() for that purpose).
77        - NKSP language: raise parser warning if only one operand of binary
78          operators (like logical 'or' comparison) contain a 'final' value (because
79          it would always yield in a 'final' result in such cases).
80        - NKSP language: Allow comparison (=, #, <, >, <=, >=) of values with
81          different metric unit prefixes, which will behave as expected (e.g.
82          result of expression '1000us < 2ms' is true).
83        - NKSP language: Allow adding values with different metric unit prefixes
84          (e.g. result of expression '100Hz + 5kHz' is '5100Hz').
85        - NKSP language: Allow subtracting values with different metric unit
86          prefixes (e.g. result of expression '1ms - 20us' is '980us').
87        - NKSP language: Allow multiplying with any metric unit prefixes
88          (e.g. result of expression '2k * 3ms' is '6s'), however multiplications
89          with unit types on both sides (e.g. '2s * 2s') is still prohibited since
90          we don't have any considerable practical use for a term like '4s^2'
91          (hence any attempt multiplying two unit types still causes parser error).
92        - NKSP language: Allow dividing by any metric unit prefixes and allow
93          division of same unit type on both sides (e.g. expression '8kHz / 1000Hz'
94          yields in unit free result '8'). So this is now a way to cast units away
95          e.g. for passing the result to other expressions, certain function calls
96          or variables which are not accepting any units (or that specific unit).
97        - NKSP language: integer arrays and real number arrays can now be converted
98          to strings (e.g. for dumping their content with message() calls for
99          script debugging purposes).
100        - NKSP language: expressions and variables with units are now correctly
101          casted to strings (e.g. with message() calls).
102        - NKSP language: comparing real numbers for equalness (e.g. '~foo = 3.1') or
103          unequalness (e.g. '~foo # 3.1') is now less strict and takes the expected
104          floating point tolerances into account.
105        - NKSP VM API: Added methods VMScalarNumberExpr::evalCastInt() and
106          VMScalarNumberExpr::evalCastReal().
107        - NKSP VM API: Added base class 'VMNumberArrayExpr' for classes
108          'VMIntArrayExpr' and 'VMRealArrayExpr'.
109        - NKSP VM API: replaced all unitPrefix() (parse time) methods by
110          unitFactor() (runtime) methods.
111        - Built-in function "exit()" supports now returning units and 'final'ness
112          for test cases.
113        - The following built-in functions support now units as well: "abs()",
114          "random()", "inc()", "dec()", "in_range()", "min()", "max()",
115          "real_to_int()", "int()", "int_to_real()" and "real()".
116        - Built-in functions "array_equal()", "search()" and "sort()" support now
117          real number arrays (correctly) as well.
118        - Added individual parse time checks of arguments to be passed to built-in
119          functions "random()", "inc()", "dec()", "in_range()", "min()", "max()",
120          "array_equal()" and "search()" specific for their individual purposes.
121        - NKSP VM refactoring: Renamed all methods, functions and classes matching
122          pattern *ScalarNumber* to simply *Number* (that is i.e. classes
123          VMScalarNumberExpr -> VMNumberExpr, ScalarNumberExpr -> NumberExpr,
124          ScalarNumberVariable -> NumberVariable, ScalarNumberBinaryOp ->
125          NumberBinaryOp, VMScalarNumberResultFunction -> VMNumberResultFunction,
126          method VMExpr::asScalarNumberExpr() -> VMExpr::asNumber(), function
127          isScalarNumber() -> isNumber()).
128    
129      * test cases:
130        - Fixed compiler errors in test cases.
131        - Updated README for how to compile & run test cases.
132        - Updated test case
133          MutexTest::testDoubleLockStillBlocksConcurrentThread() to latest
134          expected behaviour of the Mutex class implementation (recursive
135          mutex type).
136        - Added test cases for NKSP core language aspects and core built-in
137          functions.
138        - Fixed thread tests segfaulting on Linux.
139        - NKSP: Added real number test cases for built-in functions exit(),
140          int_to_real(), real(), real_to_int() and int(), as well as for the
141          plus, minus and negate language operators.
142        - Added massive amount of NKSP test cases for standard measuring units and
143          'final' operator usage cases.
144        - Added NKSP test cases for (floating point tolerance aware) real number
145          equalness / unequalness comparison.
146    
147    Version 2.1.1 (27 Jul 2019)
148    
149      * Real-time instrument scripts:
150        - Fixed behavior of built-in NKSP functions change_sustain(),
151          change_cutoff_attack(), change_cutoff_decay(), change_cutoff_sustain()
152          and change_cutoff_release().
153    
154      * general changes:
155        - Only play release trigger samples on sustain pedal up if this behaviour
156          was explicitly requested by the instrument (otherwise only on note-off).
157        - Fixed compiler warnings.
158        - Fixed compilation error when cross-compiling to Mac.
159        - FX Sends: Provide more useful error messages on routing problems
160          (see bug #169).
161        - LSCP doc: Be more clear describing the two distinct approaches
162          of using external vs. internal effects (see bug #169).
163        - "optional" class: Fixed comparison operators.
164    
165      * Gigasampler/GigaStudio format engine:
166        - Format extension: If requested by instrument then don't play release
167          trigger sample on note-off events.
168    
169      * SFZ format engine:
170        - Fixed memory leak when releasing samples
171          (fixes bug #307, patch by Jacek Roszkowski)
172        - Fixed potential crash when a sample is shared by more than one region
173          (fixes bug #308, patch by Jacek Roszkowski).
174        - Opcode 'sample': Added support for built-in sample '*silence'
175          (fixes bug #310, patch by Jacek Roszkowski).
176    
177    Version 2.1.0 (25 Nov 2017)
178    
179      * SFZ format engine:
180        - added support for <global>, <master> and #define (patch by Alby M)
181        - Removed code duplication in SFZ file loading code.
182        - Added support for sfz extension opcode 'script' which may be used to
183          load real-time instrument script file (NKSP script language).
184        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
185        - Fixed unintended volume fade-in of voices under certain conditions.
186        - sfz parser: allow missing space between header and opcode
187    
188      * Gigasampler/GigaStudio format engine:
189        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
190          cutoff settings.
191        - Got rid of resembling an ancient GSt misbehavior which did not pitch at
192          all if an up-pitch of more than 40 semi tones was requested (I don't
193          think there is any stock gig sound that requires this behavior to
194          resemble its original sound).
195        - Added support for controlling whether the individual EGADSR stages may
196          be aborted (as LinuxSampler extension to the original GigaStudio 4
197          format).
198    
199      * general changes:
200        - fixed printf type errors (mostly in debug messages)
201        - use unique_ptr instead of auto_ptr when building with C++11
202        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
203          allowing to sort data efficiently in real-time safe manner.
204        - RTList class: added methods for moving/inserting elements to arbitrary
205          position within a list.
206        - RTList class: added method fromPtr() for creating an Iterator object from
207          a raw element pointer.
208        - Attempt to partly fix resetting engine channels vs. resetting engine, an
209          overall cleanup of the Reset*(), ConnectAudioDevice(),
210          DisconnectAudioDevice() API methods would still be desirable though,
211          because the current situation is still inconsistent and error prone.
212        - Active voices are now internally grouped to "Note" objects, instead of
213          being directly assigned to a keyboard key. This allows more fine graded
214          processing of voices, which is i.e. required for certain instrument
215          script features.
216        - Fix: Release trigger voices were not spawned on sustain pedal up
217          (CC #64) events.
218        - Fix: Release trigger voices can now also distinguish correctly between
219          note-off and sustain pedal up events.
220        - All engines: Increased ramp speed of volume smoother and pan smoother
221          (while slow rate of crossfade smoother is preserved) to allow quick
222          volume and pan changes by instrument scripts for instance.
223        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
224          properly and thus were ignored for certain uses.
225        - Added new C++ API method
226          VirtualMidiDevice::SendChannelPressureToSampler().
227        - windows, 32-bit: fixed potential crashes by making sure the stack in
228          sub threads is 16-byte aligned
229        - fixed numerous compiler warnings
230        - Fixed invalid (note-on) event ID being assigned to new Note objects.
231        - Revised fundamental C++ classes "Thread", "Mutex" and "Condition" which
232          fixes potential undefined behavior.
233        - Fixed Note object leak when triggering notes on keys which did not
234          have a valid sample mapped (fixes bug #252).
235        - Fixed compilation errors when compiling with CONFIG_DEVMODE enabled.
236        - linuxsampler binary fix: option --create-instruments-db ignored
237          subsequent optional argument due to glibc's implementation oddity
238          which expects a "=" sign, but no space between them.
239    
240      * packaging changes:
241        - removed unnecessary dependency to libuuid
242          (originated by libgig's usage of it)
243        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
244          auto detect whether it (sh/c)ould output its messages in color.
245        - Debian: Fixed packaging error about invalid "Source-Version"
246          substitution variable.
247        - Debian: Raised Debian compatibility level to Debian 9 "Stretch".
248        - Debian: Added build dependency to libsqlite3-dev for building
249          linuxsampler with instruments DB support.
250    
251      * Real-time instrument scripts:
252        - Implemented scheduler for delayed MIDI events and for suspended scripts.
253        - Built-in script function "wait()": implemented support for function's
254          "duration-us" argument, thus scripts using this function are now
255          correctly resumed after the requested amount of microseconds.
256        - Built-in script function "play_note()": implemented support for
257          function's "duration-us" argument, thus notes triggered with this
258          argument are now correctly released after the requested amount of
259          microseconds.
260        - Fix: script events were not cleared when engine channel was reset,
261          potentially causing undefined behavior.
262        - Fixed crash which happened when trying to reference an undeclared
263          variable.
264        - Built-in script function "play_note()": Added support for passing
265          special value -1 for "duration-us" argument, which will cause the
266          triggered note to be released once the original note was released.
267        - Instrument script classes now exported with the liblinuxsampler C++ API.
268        - Added new API method ScriptVM::syntaxHighlighting() which provides
269          a convenient syntax highlighting backend for external instrument
270          script editor applications.
271        - Added new C++ API class "ScriptVMFactory".
272        - Extended parser issues to provide not only first line and first
273          column, but also last line and last column of issue (thus marking
274          the precise span of the issue within the source code).
275        - Reload script automatically after being modified by an instrument
276          editor.
277        - NKSP language grammar correction: allow empty event handler bodies
278          like "on note end on".
279        - Implemented built-in script function "change_vol()".
280        - Implemented built-in script function "change_tune()".
281        - Implemented built-in script function "change_pan()".
282        - Implemented built-in script function "change_cutoff()".
283        - Implemented built-in script function "change_reso()".
284        - Implemented built-in script function "event_status()".
285        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
286          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
287          "event_status()" function.
288        - NKSP language: Added support for bitwise operators ".or.", ".and."
289          and ".not.".
290        - NKSP language scanner: Fixed IDs matching to require at least one
291          character (i.e. when matching function names or variable names).
292        - NKSP language scanner: disabled unusued rules.
293        - Fixed behavior of play_note() and note_off() functions which must
294          be distinguished engine internally from "real" MIDI note on/off
295          events in order to avoid misbehaviors like hanging notes.
296        - Implemented built-in script variable "$KSP_TIMER".
297        - Implemented built-in script variable "$NKSP_REAL_TIMER".
298        - Implemented built-in script variable "$NKSP_PERF_TIMER".
299        - Implemented built-in script variable "$ENGINE_UPTIME".
300        - Implemented built-in script function "inc()".
301        - Implemented built-in script function "dec()".
302        - NKSP language fix: division expressions were evaluated too often.
303        - NKSP language fix: string concatenation operator was right
304          associative instead of left (to right).
305        - NKSP language correction: allow empty statements in entire language
306          (i.e. "if end if").
307        - Implemented built-in script function "stop_wait()".
308        - Implemented built-in script variable "$NI_CALLBACK_ID".
309        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
310        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
311        - Added support for read-only built-in variables (respectively
312          handled by the script parser).
313        - Added built-in script constant "$NI_CB_TYPE_INIT".
314        - Added built-in script constant "$NI_CB_TYPE_NOTE".
315        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
316        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
317        - NKSP Language: Added support for user defined script functions.
318        - Implemented built-in script function "change_attack()".
319        - Implemented built-in script function "change_decay()".
320        - Implemented built-in script function "change_release()".
321        - Fixed all change_*() built-in script functions to apply their
322          synthesis parameter changes immediately in case the respective note
323          was triggered at the same time, instead of scheduling the parameter
324          change, especially because it would cause some parameter types's
325          changes either to be ramped (i.e. change_vol()) or other types even
326          to have not effect at all (i.e. change_attack()).
327        - Implemented built-in script function "sh_left()".
328        - Implemented built-in script function "sh_right()".
329        - Implemented built-in script function "min()".
330        - Implemented built-in script function "max()".
331        - NKSP Fix: "init" event handler was not always executed when a script
332          was loaded.
333        - NKSP built-in wait() script function: abort script execution if
334          a negative or zero wait time was passed as argument (since this is
335          a common indication of a bug either of the script or even of the
336          engine, which could lead to RT instability or even worse).
337        - ScriptVM: Implemented automatic suspension of RT safety
338          threatening scripts.
339        - Provide more user friendly error messages on syntax errors.
340        - Fixed NKSP parser warning "Not a statement" when assigning an
341          initializer list to an array variable.
342        - Implemented built-in script array variable "%ALL_EVENTS".
343        - Implemented built-in script function "in_range()".
344        - Implemented built-in script function "change_amp_lfo_depth()".
345        - Implemented built-in script function "change_amp_lfo_freq()".
346        - Implemented built-in script function "change_pitch_lfo_depth()".
347        - Implemented built-in script function "change_pitch_lfo_freq()".
348        - Implemented built-in script function "change_vol_time()".
349        - Implemented built-in script function "change_tune_time()".
350        - Implemented built-in script function "fade_in()".
351        - Implemented built-in script function "fade_out()".
352        - Fixed acceptance of wrong data type of parameters passed to built-in
353          script functions "change_vol()", "change_tune()", "change_pan()",
354          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
355          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
356          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
357        - Added built-in script function "get_event_par()" and implemented some
358          of its possible parameter selections.
359        - Added built-in script function "set_event_par()" and implemented some
360          of its possible parameter selections.
361        - Fixed a bunch of scheduler time related bugs.
362        - Fixed polyphonic variables not being reset to zero after usage.
363        - Built-in "ignore_event()" function: argument is now optional, like with
364          built-in function "ignore_controller()".
365        - Implemented built-in script function "change_velo()".
366        - Implemented built-in script function "change_note()".
367        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
368          intuitive behavior if used in combination with "change_vol_time()" or
369          "change_tune_time()" respectively: now tuning/volume changes are only
370          assigned (without delay) immediately to a new note if the respective
371          timing function has not been called before, otherwise the volume/tuning
372          changes are automatically faded (before, only the event's time stamp was
373          relevant).
374         - Implemented built-in script function "array_equal()".
375         - Implemented built-in script function "search()".
376         - Implemented built-in script function "sort()".
377         - NKSP Fix: Never suspend "init" event handlers.
378         - Implemented built-in script function "same_region()" (currently only
379           available for gig format engine).
380         - Added built-in script constant "$NKSP_LINEAR".
381         - Added built-in script constant "$NKSP_EASE_IN_EASE_OUT".
382         - Implemented built-in script function "change_vol_curve()".
383         - Implemented built-in script function "change_tune_curve()".
384         - built-in "play_note()" function now supports a sample playback start
385           offset with argument 3, where special value -1 means to use the regular
386           sample offset as defined by the instrument file.
387         - Built-in array variable %KEY_DOWN[] is now a read-only variable.
388         - Built-in variable $EVENT_NOTE is now a read-only variable.
389         - Built-in variable $EVENT_VELOCITY is now a read-only variable.
390         - built-in "play_note()" function now accepts -2 for its fourth argument
391           (note duration) which means the life time of the note shall be sticked
392           to the requested note number of argument 1.
393         - Fix: built-in "play_note()" function now returns 0 as result value if
394           -1 was passed for its fourth argument (note duration) and the respective
395           parent note is already gone.
396        - Implemented built-in script function "change_play_pos()".
397        - NKSP language: Added support for user declared const array variables.
398        - NKSP language: Raise parser warning if array variable is accessed with
399          an index that exceeds the array's size.
400        - NKSP language fix: Unknown characters were not handled correctly.
401        - NKSP language: Added support for "synchronized .. end synchronized"
402          code blocks.
403        - Implemented built-in script function "abort()" which allows to abort
404          another script handler by passing its callback ID.
405        - Fixed potential memory access bug and potential undefined behavior of
406          "init" event handlers.
407        - Print a time stamp along to each call of built-in function "message()".
408        - ScriptVM API: Added VMParserContext::preprocessorComments() which allows
409          to retrieve all code blocks filtered out by the preprocessor.
410        - Added built-in script function "fork()".
411        - Added built-in array variable %NKSP_CALLBACK_CHILD_ID[].
412        - Added built-in variable $NKSP_CALLBACK_PARENT_ID.
413        - Fixed potential crash when accessing dynamic built-in array variables.
414        - Added built-in script function "callback_status()".
415        - Added built-in constant $CALLBACK_STATUS_TERMINATED.
416        - Added built-in constant $CALLBACK_STATUS_QUEUE.
417        - Added built-in constant $CALLBACK_STATUS_RUNNING.
418        - Removed max. value limitation of built-in functions "change_attack()",
419          "change_decay()" and "change_release()" to i.e. allow passing 2000000
420          for doubling the respective time.
421        - NKSP script editor syntax highlighting API: Fixed app termination due
422          to a lexer start condition stack underrun.
423        - NKSP preprocessor: Fixed wrong behavior on nested USE_CODE_IF() and
424          USE_CODE_IF_NOT() preprocessor statements.
425        - NKSP: Added built-in preprocessor condition NKSP_NO_MESSAGE, which
426          can be set to disable all subsequent built-in "message()" function calls
427          on preprocessor level.
428        - Implemented built-in script function "change_sustain()".
429        - NKSP script editor syntax highlighting API: catch all fatal lexer errors,
430          to avoid the editor app to crash on ill-formed text input.
431        - Added built-in script function "change_pan_time()".
432        - Added built-in script function "change_pan_curve()".
433        - Added built-in script function "change_cutoff_attack()".
434        - Added built-in script function "change_cutoff_decay()".
435        - Added built-in script function "change_cutoff_sustain()".
436        - Added built-in script function "change_cutoff_release()".
437        - Added built-in script function "change_cutoff_lfo_depth()".
438        - Added built-in script function "change_cutoff_lfo_freq()".
439    
440      * Instruments DB:
441        - Fixed memory access bug of general DB access code which lead to
442          undefined behavior.
443        - Cleanup of instruments DB file creation and opening code.
444        - The instrument DB path of linuxsampler's --create-instruments-db argument
445          is now optional, if it is missing, then a default location is used.
446        - Added support for scanning SFZ (.sfz) files.
447        - Added support for scanning Sound Font (.sf2) files.
448        - Fixed undefined DB transaction behavior.
449    
450    Version 2.0.0 (15 July 2015)
451    
452      * packaging changes:
453        - fixed building with newer MinGW-w64
454        - Mac OS X: support the new dir for Core Audio SDK
455        - Mac OS X: fixed building outside source directory
456        - made sure all source files for hostplugins are included when
457          doing "make dist"
458        - removed empty directories left from the cvs to svn migration
459        - fixed compilation with gcc 4.6.1
460        - another "make dist" fix, for the LV2 plugin
461        - made --enable-pthread-testcancel default on Mac OS X
462        - minor Makefile fix for building lscpparser when build and source
463          directories are separate
464        - Mac OS X: made it possible to specify plugin installation dir to
465          configure
466        - Mac OS X: Makefile fix for the install-strip target
467        - fixed compilation with gcc 4.7
468        - fixed configure script error with old autoconf versions
469        - lsatomic.h: use gcc provided atomic functions if building with
470          gcc 4.7 and C++11
471        - modernized configure script
472        - fixed linkage error when building with
473          LDFLAGS="-Wl,--no-undefined" (#190)
474        - fixed compilation with Clang 3.2
475        - removed usage of deprecated Automake variable INCLUDES
476        - fixed building with C++11
477        - build fix: ChangeFlagRelaxed.h was missing in makefile
478        - build fix: libsndfile compiler flags were missing in some
479          makefiles
480        - fix for building with bison 3.0 (#202)
481        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
482          on the process's main thread
483        - fixed build error on newer MinGW
484        - support building with older jack versions
485        - support building with spaces in vst sdk path
486        - enabled automake 'subdir-objects' option and moved external
487          source references (vst, au, asio) from makefiles to cpp files,
488          in order to get rid of warnings from automake 1.14
489    
490      * general changes:
491        - Refactoring: moved the independent code from
492          the Gigasampler format engine to base classes
493        - command line option '--profile' is currently disabled, since the
494          respective profiling code is currently broken
495        - Introduced support for optional environment variable
496          "LINUXSAMPLER_PLUGIN_DIR" which allows to override the directory
497          where the sampler shall look for instrument editor plugins
498          (patch by Luis Garrido, slightly modified).
499        - implemented Roland GS NRPN 1ArrH which allows to set volume per note
500        - implemented Roland GS NRPN 1CrrH which allows to set pan per note
501        - implemented Roland GS NRPN 1DrrH which allows to set reverb send per
502          note (in this implementation of the sampler its simply hard routed to
503          the 1st effect send of the sampler channel, no matter what the actual
504          effect type is)
505        - implemented Roland GS NRPN 1ErrH which allows to set chorus send per
506          note (in this implementation of the sampler its simply hard routed to
507          the 2nd effect send of the sampler channel, no matter what the actual
508          effect type is)
509        - implemented support for internal LADSPA effects
510        - raised limit of program change queue from 100 to 512
511          (as suggested by Alex Stone)
512        - implemented sine LFO, pulse LFO and saw LFO
513        - experimental support for per voice equalization
514        - added command line option --exec-after-init
515        - Introduced new C++ API method:
516          EngineChannel::InstrumentFileName(int index)
517          allowing to retrieve the whole list of files used for the loaded
518          instrument on an engine channel (a.k.a. part). Some GigaStudio
519          instruments for example are splitted over several files like
520          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
521        - Added new C++ API method Sampler::GetGlobalMaxVoices().
522        - Added new C++ API method Sampler::GetGlobalMaxStreams().
523        - Added new C++ API method Sampler::SetGlobalMaxVoices().
524        - Added new C++ API method Sampler::SetGlobalMaxStreams().
525        - Various "const" and "restrict" optimizations.
526        - all engines: add pan CC value to instrument pan parameter before
527          applying panning, instead of using two separate pan functions in
528          series (#182)
529        - added a lock guard class for exception safe mutex handling and
530          used it everywhere appropriate
531        - Immediately apply scale tuning changes to active voices.
532        - Exposed scale tuning to C++ API (along to the already existing standard
533          SysEx way).
534        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
535          and broken for ppc64. (Seq_cst loads and stores are actually not
536          used in LS, so the bug wasn't noticable.)
537        - lsatomic.h: added ARMv7 support
538        - Added support for multiple MIDI input ports per sampler channel (and
539          added various new C++ methods for this new feature / design change, old
540          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
541          as deprecated but are still there and should provide full behavior
542          backward compatibility).
543        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
544          unsafe and caused compilation error with clang 2.x).
545        - Bugfix: only process the latest MIDI program change event.
546        - Introducing the LSCP shell, which provides convenient control of the
547          sampler from the command line by providing LSCP aware features.
548        - VirtualMidiDevice: Added support for program change.
549        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
550        - VirtualMidiDevice: Added support for pitch bend.
551        - Aftertouch: extended API to explicitly handle channel pressure and
552          polyphonic key pressure events (so far polyphonic pressure was not
553          supported at all, and channel pressure was rerouted as CC128 but not
554          used so far).
555        - Added initial support for real-time instrument scripts. The script VM
556          code is shared by all sampler engine implemementations, however only the
557          gig file format currently provides support for storing instrument scripts
558          (as LinuxSampler extension to the original GigaStudio 4 format).
559    
560      * Gigasampler format engine:
561        - implemented the "round robin keyboard" dimension
562        - fixed round robin and random dimensions for cases when number of
563          dimension zones is not a power of two
564        - made round robin use a counter for each region instead of each
565          key
566        - bugfix: pitch LFO controller "internal+aftertouch" was broken
567        - bugfix: filter keyboard tracking was broken
568        - filter performance fix (an unnecessary copy was made of the
569          filter parameters in each sub fragment)
570        - handle special case when pan parameter in gig file has max or
571          min value
572        - Exclusive Groups: don't ever stop voices of the same note,
573          doesn't sound naturally with a drumkit
574        - fixed EG1 modulation when attack or release is zero
575        - Fixed support for 'aftertouch' attenuation controller.
576        - Fixed crash that happened with velocity split sounds under certain
577          conditions (see also previous commit on libgig).
578        - fixed behaviour of filter LFO
579    
580      * SFZ format engine:
581        - Initial implementation (not usable yet)
582        - added support for v2 multiple stage envelope generators
583        - added a fine-tuned v1 envelope generator instead of using the
584          one from the gig engine
585        - fixed memory leak and memory handling errors
586        - added support for trigger=first, trigger=legato and sw_previous
587        - allow non-numerical key values ("C#4" for example)
588        - "key" opcode now sets pitch_keycenter too
589        - fixed error when unloading instrument with same sample used by
590          multiple regions
591        - added some opcode aliases, like loopmode for loop_mode, to be
592          more compatible
593        - added support for trigger=release and rt_decay
594        - added support for off_mode=normal
595        - added support for random, seq_position, seq_length and volume
596        - added v1 LFO opcodes to parser (no support in engine yet)
597        - added support for amp_veltrack and amp_velcurve_N
598        - fine-tuned the default velocity curve
599        - added support for transpose
600        - fixed crash when using sw_down/up
601        - improved logic for sw_lokey/hikey/up/down/last
602        - added more v1 aliases to parser
603        - reduced memory usage for sfz data
604        - RT-safeness: avoid malloc in audio thread
605        - fixed a bug that could cause voice stealing to fail
606        - optimized sample lookup
607        - improved support for exclusive groups (group, off_by and
608          off_mode)
609        - added support for controller triggered regions (on_locc/on_hicc)
610        - added support for loop_mode=one_shot
611        - fixed playback of 16 bit wav files on big endian CPUs
612        - added support for Ogg Vorbis sample files
613        - use loop markers from sample file if loop_start and loop_end are
614          not set in sfz file
615        - implemeted filters. Filter types: lowpass, bandpass, bandreject
616          and highpass. 1, 2, 4 and 6 pole filters. Opcodes: fil_type,
617          cutoff, resonance, fil_veltrack, fil_keytrack, fil_keycenter,
618          cutoff_cc, cutoff_chanaft.
619        - bugfix: zero ampeg_sustain didn't work
620        - added support for velocity effect on amplifier envelope time
621          (ampeg_vel2attack, ampeg_vel2decay, ampeg_vel2sustain and
622          ampeg_vel2release)
623        - added support for EG hold (ampeg_hold)
624        - added support for sample offset (offset)
625        - use the newly introduced signal units model
626        - implemented opcodes lfoN_delay,
627          lfoN_freq, lfoN_pan, lfoN_cutoff, lfoN_resonance
628        - implemented opcodes ampeg_delay, ampeg_vel2delay
629          pitcheg_delay, pitcheg_start, pitcheg_attack, pitcheg_hold,
630          pitcheg_decay, pitcheg_sustain, pitcheg_release, pitcheg_vel2delay,
631          pitcheg_vel2attack, pitcheg_vel2hold, pitcheg_vel2decay,
632          pitcheg_vel2sustain, pitcheg_vel2release, pitcheg_depth
633        - implemented opcodes pitchlfo_delay, pitchlfo_freq,
634          pitchlfo_depth, fillfo_delay, fillfo_freq, fillfo_depth,
635          amplfo_delay, amplfo_freq, amplfo_depth
636        - implemented opcodes fileg_delay, fileg_start, fileg_attack,
637          fileg_hold, fileg_decay, fileg_sustain, fileg_release, fileg_vel2delay,
638          fileg_vel2attack, fileg_vel2hold, fileg_vel2decay, fileg_vel2sustain,
639          fileg_vel2release
640        - implemented opcode lfoN_wave
641        - implemented opcode pitchlfo_depthccN
642        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
643          lfoN_pitch, lfoN_pitch_onccX
644        - implemented opcodes pitchlfo_fade,
645          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
646        - implemented opcodes fillfo_freqccN,
647          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
648        - implemented opcodes ampeg_delayccN, ampeg_startccN,
649          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
650          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
651        - lfoN_* and egN_* opcodes defined in group sections
652          are now taken into account
653        - implemented curves
654        - implemented opcodes volume_onccN, volume_curveccN
655        - implemented opcode volume_smoothccN
656        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
657          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
658          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
659          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
660          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
661        - implemented opcode end
662        - implemented opcodes egN_amplitude_onccX,
663          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
664          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
665        - implemented opcodes xfin_lokey, xfin_hikey,
666          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
667          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
668          xfout_loccN, xfout_hiccN, xf_cccurve
669        - implemented opcodes pan_onccN, pan_smoothccN,
670          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
671          egN_pan_curveccX, pitch_veltrack
672        - when failed to parse a sfz file
673          print the line number on which the error occurs
674        - use common pool of CC objects to minimize RAM usage
675        - implemented opcodes amplfo_delay_onccN,
676          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
677          pitchlfo_delay_onccN, pitchlfo_fade_onccN
678        - implemented opcodes fileg_delay_onccN,
679          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
680          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
681          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
682          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
683          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
684        - implemented automatic aliasing *ccN <-> *_onccN
685        - *lfo_freqccN wasn't working when the respective *lfo_freq
686          was not set or was set to zero
687        - lfoN_freq_onccX wasn't working when lfoN_freq
688          was not set or was set to zero
689        - implemented opcodes resonance_onccN, resonance_smoothccN,
690          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
691        - implemented opcodes fillfo_depthchanaft,
692          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
693          pitchlfo_depthchanaft, pitchlfo_freqchanaft
694        - implemented opcodes pitch_onccN,
695          pitch_curveccN, pitch_smoothccN, pitch_stepccN
696        - implemented opcodes volume_stepccN, pan_stepccN,
697          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
698          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
699          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
700        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
701          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
702          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
703          eq1_gainccN, eq2_gainccN, eq3_gainccN
704        - implemented opcodes delay, delay_onccN, delay_random,
705          delay_samples, delay_samples_onccN
706        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
707          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
708          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
709          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
710          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
711          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
712          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
713          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
714          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
715          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
716          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
717          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
718          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
719          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
720          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
721        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
722          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
723        - sfz parser: allow double spaces in sample filenames
724        - sfz parser: allow absolute paths for sample filenames
725        - use linear decay and release for filter and pitch EG
726        - bugfix: only the first amp_veltrack definition in a file was
727          used
728        - bugfix: looping was disabled if loop_start was set to 0
729        - allow regions with end=-1 to turn off other regions using the
730          group and off_by opcodes (#168)
731        - made end=0 play the whole sample
732        - fixed support for lochan and hichan opcodes (#155)
733        - fixed crash when using lochan/hichan opcodes (#187)
734        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
735        - added FLAC support (#191)
736        - sfz parser bugfix: lines starting with whitespace were ignored
737        - added amplitude opcode
738        - added support for "#include" instruction
739          (modified patch which was originally posted by Sergey on LS mailing list)
740        - bugfix: generation of velocity curves etc should not be done
741          after each "#include", only after the main file is parsed
742        - bugfix: line numbers in error messages were wrong after "#include"
743        - added support for float and 32 bit sample files
744    
745      * SoundFont format engine:
746        - Initial implementation (not usable yet)
747        - RT-safeness: avoid malloc in audio thread
748        - fixed a bug that could cause voice stealing to fail
749        - fine-tuned amplitude EG (by switching from gig to sfz EG)
750        - initial implementation of Vibrato LFO and Modulation LFO
751        - initial implementation of cutoff filter
752        - use linear decay and release for filter and pitch EG
753    
754      * Host plugins (VST, AU, LV2, DSSI):
755        - AU bugfix: failed to destroy its audio/MIDI devices
756        - Listen to all interfaces on Mac OS X (INADDR_ANY)
757        - VST bugfix: If the host called resume() before and after
758          changing sample rate or block size, the number of channels was
759          incorrectly set to two. This caused silence in Cubase 5.
760        - save engine type (gig, sfz or sf2) in plugin state
761        - VST: when opening Fantasia, look for both 32 and 64 bit Java on
762          64 bit Windows
763        - AU: changed number of output channels from one stereo to 16
764          stereo
765        - VST: made it possible to build the VST plugin for Mac
766        - AU: link AU plugin dynamically if --disable-shared isn't
767          specified
768        - LV2 "state" extension support (patch by David Robillard)
769        - VST bugfix: instrument loading hang and crashed the host when
770          the plugin was loaded a second time (#174)
771        - plugin bugfix: instrument loading hang when the plugin was
772          loaded a second time (this time it's for Linux and Mac, previous
773          similar fix was for Windows)
774        - thread safety fixes for the instrument loading thread
775        - LV2: use the new lv2 package if present
776        - VST: try to open Fantasia automatically on Linux and Mac too (on
777          Linux, the Fantasia jar should be placed in <prefix>/share/java)
778        - VST: fixed crashes on Linux Ardour and EnergyXT
779        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
780          port and audio channel routing for DSSI plugins are now visible.
781        - LV2: use urid and atom extensions instead of deprecated uri-map
782          and event
783        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
784        - LV2: changed number of output channels to 16 stereo, just like
785          the VST and AU plugins
786        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
787        - LV2: made LV2 plugin buildable on Windows and Mac
788        - VST: implemented retrieval and switching of programs using the
789          sampler's internal MIDI instrument mapping system
790    
791      * Instrument editor interface:
792        - Changed instrument editor plugin interface, providing additional
793          informations like the EngineChannel for which the instrument editor was
794          spawned for. This allows the instrument editors to interact more actively
795          with the sampler.
796    
797      * MIDI driver:
798        - ALSA MIDI driver supports now "NAME" device parameter, for overriding
799          the ALSA sequencer client name
800        - removed limit of maximum amount of MIDI ports per MIDI device, since
801          there is no reason for this limit
802        - MME: fixed memory handling bug found with cppcheck
803        - MME: removed compiler warning
804        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
805          which allows to retrieve the list of CoreMIDI clients / ports and to connect
806          to them a la JACK, via the usual sampler APIs
807        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
808          the driver will automatically connect to other CoreMIDI clients' ports
809          (e.g. external MIDI devices being attached to the Mac)
810        - added support for MIDI note on velocity filter
811        - CoreMIDI: fixed memory deallocation error
812        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
813          virtual keyboards in frontends / instrument editors being stuck.
814        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
815        - Implemented missing handling of MIDI "running status".
816        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
817        - MME bugfix: driver wasn't closed properly
818        - CoreMIDI: automatically connect to all input sources by default (driver
819          parameter "AUTO_BIND").
820        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
821        - CoreMIDI: fixed minor memory leak
822    
823      * audio driver:
824        - ASIO driver fixes for newer gcc versions (fix from PortAudio)
825        - JACK audio: react on sample rate changes.
826        - JACK audio: react on buffer size changes.
827        - JACK audio: jack_port_get_buffer() was cached and called outside
828          RT context.
829        - ASIO driver: removed compiler warnings
830        - CoreAudio: fixed minor error handling bug
831        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
832        - JACK audio: return the JACK server's current sample rate as default value
833          for audio device parameter "SAMPLERATE" (fixes #166).
834    
835      * LSCP server:
836        - added support for sending MIDI CC messages via LSCP command
837          "SEND CHANNEL MIDI_DATA CC <sampler-chan> <ctrl> <val>"
838        - added LSCP command "GET AVAILABLE_EFFECTS"
839        - added LSCP command "LIST AVAILABLE_EFFECTS"
840        - added LSCP command "GET EFFECT INFO <effect-index>"
841        - added LSCP command "CREATE EFFECT_INSTANCE <effect-index>"
842        - added LSCP command
843          "CREATE EFFECT_INSTANCE <effect-system> <module> <effect-name>"
844        - added LSCP command "DESTROY EFFECT_INSTANCE <effect-instance>"
845        - added LSCP command "GET EFFECT_INSTANCES"
846        - added LSCP command "LIST EFFECT_INSTANCES"
847        - added LSCP command "GET EFFECT_INSTANCE INFO <effect-instance>"
848        - added LSCP command
849          "GET EFFECT_INSTANCE_INPUT_CONTROL INFO <effect-instance> <input-control>"
850        - added LSCP command "SET EFFECT_INSTANCE_INPUT_CONTROL VALUE
851          <effect-instance> <input-control> <value>"
852        - added LSCP command "GET SEND_EFFECT_CHAINS <audio-device>"
853        - added LSCP command "LIST SEND_EFFECT_CHAINS <audio-device>"
854        - added LSCP command "ADD SEND_EFFECT_CHAIN <audio-device>"
855        - added LSCP command
856          "REMOVE SEND_EFFECT_CHAIN <audio-device> <effect-chain>"
857        - added LSCP command
858          "GET SEND_EFFECT_CHAIN INFO <audio-device> <effect-chain>"
859        - added LSCP command "APPEND SEND_EFFECT_CHAIN EFFECT <audio-device>
860          <effect-chain> <effect-instance>"
861        - added LSCP command "INSERT SEND_EFFECT_CHAIN EFFECT <audio-device>
862          <effect-chain> <effect-chain-pos> <effect-instance>"
863        - added LSCP command "REMOVE SEND_EFFECT_CHAIN EFFECT <audio-device>
864          <effect-chain> <chain-pos>"
865        - added LSCP command "SET FX_SEND EFFECT <sampler_channel>
866          <fx_send_id> <effect_chain> <chain_pos>"
867        - added LSCP command "REMOVE FX_SEND EFFECT <sampler_channel> <fx_send_id>"
868        - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
869          "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
870          "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
871        - provide comprehensive error messages on LSCP syntax errors
872          (suggesting expected next non-terminal symbols)
873        - Fixed client connection not being closed after network errors.
874    
875      * LSCP shell:
876        - Added support for auto correction of obvious and trivial syntax mistakes.
877        - Added support for auto completion by tab key.
878        - Show currently available auto completion while typing.
879        - Added support for browsing command history with up / down keys.
880        - Show all possible next symbols immediately right to the current command
881          line while typing (no double tab required for this feature, as it would
882          be the case in other shells).
883        - Added support for moving cursor left/right with arrow keys.
884        - Added support for built-in LSCP reference documentation, which will
885          automatically show the relevant LSCP reference section on screen as soon
886          as one specific LSCP command was detected while typing on the command
887          line.
888    
889      * Real-time instrument scripts:
890        - Implemented built-in script array variable %CC.
891        - Implemented built-in script int variable $CC_NUM.
892        - Implemented built-in script int variable $EVENT_NOTE.
893        - Implemented built-in script int variable $EVENT_VELOCITY.
894        - Implemented built-in script constant variable $VCC_MONO_AT.
895        - Implemented built-in script constant variable $VCC_PITCH_BEND.
896        - Implemented execution of script event handler "init".
897        - Implemented execution of script event handler "controller".
898        - Implemented execution of script event handler "note".
899        - Implemented execution of script event handler "release".
900        - Implemented built-in script function "play_note()" (only two of the
901          max. four function arguments are currently implemented yet though).
902        - Implemented built-in script int variable $EVENT_ID.
903        - Implemented built-in script function "ignore_event()"
904        - Implemented built-in script function "ignore_controller()" (may have one
905          or no argument).
906        - Implemented built-in script function "set_controller()".
907        - Added extended script VM for the Gigasampler/GigaStudio format sampler
908          engine, which extends the general instrument script VM with Giga format
909          specific variables and functions.
910        - Giga format scripts: added built-in script int constant variables
911          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
912          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
913          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
914          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
915          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
916          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
917          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
918          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
919          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
920          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
921        - Giga format scripts: Implemented built-in script function
922          "gig_set_dim_zone(event_id, dimension, zone)".
923        - Implemented built-in script int array variable %KEY_DOWN.
924        - Implemented built-in script function "abs()".
925        - Implemented built-in script function "random()".
926        - Implemented built-in script function "num_elements()".
927        - Implemented built-in script function "note_off()".
928        - Implemented built-in script function "set_event_mark()".
929        - Implemented built-in script function "delete_event_mark()".
930        - Implemented built-in script function "by_marks()".
931        - Added built-in script int const variables $MARK_1 to $MARK_28.
932        - Built-in script functions "ignore_event()", "note_off()" and
933          "gig_set_dim_zone()" now also accept an array of event IDs as argument
934          (i.e. return value of new script function "by_marks()").
935        - Pass/preserve polyphonic variable data from respective "note" event
936          handler to "release" event handler.
937        - Fixed crash when using built-in script function "by_marks()".
938    
939      * Bug fixes:
940        - Fixed crash which may occur when MIDI key + transpose is out of range
941        - minor valgrind fixes
942        - fixed crash which occurred when changing an already deployed sampler
943          channel to a different engine type
944        - fixed crash when deleting a sampler channel or changing engine
945          type while an instrument load was in progress
946        - bugfix: playing a note while changing the instrument could cause
947          a crash, or give "Handing back unknown region" error messages
948        - bugfix: calling SET VOICES (which Fantasia does on start and
949          refresh) could cause instruments to be unloaded
950        - Mac OS X: fixed name collision of enum in EffectControl and
951          wrong name of destructor in AudioOutputDeviceCoreAudio.cpp
952        - Mac OS X: fixed hanging threads
953        - Windows: disabled the previous thread fix on non-Mac systems, as
954          it caused hanging threads on Windows
955        - Fixed possible crashes due to corrupted MIDI/audio device list
956          after MIDI/audio device creation failure
957        - When creating MIDI instrument map entries with "PERSISTENT" type, the
958          instruments were uselessly precached with zero samples, however it still
959          took the full preloading time and on 1st program change the respective
960          instrument was completely reloaded again.
961        - fixed handling of rapid bank select and program change messages
962          sent to the same sampler channel (patch from the Open Octave
963          project, slightly adjusted)
964        - fixed crash when trying to create an effect instance with controls
965          which min and/or max values depend on the sample rate
966        - fixed bug #162
967        - bugfix: LADSPA_PATH was not evaluated correctly when containing
968          multiple paths (#165)
969        - thread safety fixes for the instrument loading thread
970        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
971          (#176)
972        - more thread safety fixes for the instrument loading thread
973        - sfz/sf2 engine: fixed crash when using small audio fragment size
974        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
975        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
976          introduced in previous fix)
977        - fixed crash when a channel received a program change while
978          playing a note in a key group
979        - fixed erroneous error message piping in VoiceBase.h
980          (labelled "Disk stream not available in time")
981        - Update effects on sample rate & period size changes (to avoid
982          crashes and noise on such transitions).
983        - ignore missing LADSPA paths without ignoring valid LADSPA paths
984          (fixes #208)
985        - Fixed bug in LSCP grammar definition which caused a statement like
986          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
987          practically irrelevant, however it caused problems with the new LSCP
988          shell's auto completion feature).
989        - Fixed MIDI program change messages being ignored if quickly executed
990          after each other (fixes #231).
991    
992    Version 1.0.0 (31 July 2009)
993    
994    * packaging changes:    * packaging changes:
995      - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,      - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,
# Line 13  Version CVS HEAD (?) Line 1004  Version CVS HEAD (?)
1004      - fixed building with libgig installed in a non-standard directory      - fixed building with libgig installed in a non-standard directory
1005      - minor fix in configure for mmsystem.h detection on MinGW      - minor fix in configure for mmsystem.h detection on MinGW
1006      - Windows: look for editor plugins and Fantasia using base      - Windows: look for editor plugins and Fantasia using base
1007        directory of liblinuxsampler dll        directory of liblinuxsampler dll (look in the same directory and one
1008          directory above)
1009      - configure script fix: removed unconditional use of SSE      - configure script fix: removed unconditional use of SSE
1010      - fixed building with sqlite installed in a non-standard directory      - fixed building with sqlite installed in a non-standard directory
1011        - when cross-compiling, don't try to create instruments.db
1012        - fix for new mingw-w64 version, which has usleep
1013    
1014    * general changes:    * general changes:
1015      - bugfix: on some POSIX systems instrument editor plugins refused to      - bugfix: on some POSIX systems instrument editor plugins refused to
# Line 55  Version CVS HEAD (?) Line 1049  Version CVS HEAD (?)
1049      - theoretical fix: made SynchronizedConfig follow C++0x memory      - theoretical fix: made SynchronizedConfig follow C++0x memory
1050        model more strictly        model more strictly
1051      - fixes for using large audio device buffers      - fixes for using large audio device buffers
1052        - Windows: add the installation directory to the DLL search path
1053          when loading an editor plugin (solves problems with VST and
1054          gigedit on systems with other GTK versions installed)
1055        - updated linuxsampler man page
1056    
1057    * audio driver:    * audio driver:
1058      - removed the nonsense audio channel constraint (which was hard coded to      - removed the nonsense audio channel constraint (which was hard coded to
# Line 82  Version CVS HEAD (?) Line 1080  Version CVS HEAD (?)
1080        stereo        stereo
1081      - added channel routing, fxsends and midi maps to the settings      - added channel routing, fxsends and midi maps to the settings
1082        stored in the plugin state        stored in the plugin state
1083        - performance optimization of AudioChannel::MixTo() and
1084          AudioChannel::CopyTo() methods using GCC vector exensions
1085          (if available)
1086        - ASIO fixes: avoid initializing the device twice, avoid throwing
1087          exception when getting parameters from a disconnected device
1088    
1089    * MIDI driver:    * MIDI driver:
1090      - added JACK MIDI driver      - added JACK MIDI driver
# Line 93  Version CVS HEAD (?) Line 1096  Version CVS HEAD (?)
1096      - fixed mingw-w64 compilation error in MME driver      - fixed mingw-w64 compilation error in MME driver
1097      - made program change handling in MIDI thread real-time safe by      - made program change handling in MIDI thread real-time safe by
1098        moving the logic to a non-RT thread        moving the logic to a non-RT thread
1099        - fixed minor memory leak in ALSA driver
1100    
1101    * instruments database:    * instruments database:
1102      - avoid time consuming samples scanning when adding instruments      - avoid time consuming samples scanning when adding instruments
# Line 103  Version CVS HEAD (?) Line 1107  Version CVS HEAD (?)
1107        (patch by Chris Cherrett & Andrew Williams, a bit adjusted)        (patch by Chris Cherrett & Andrew Williams, a bit adjusted)
1108      - work-around for missing fnmatch function on Windows to make      - work-around for missing fnmatch function on Windows to make
1109        instrument database compilable        instrument database compilable
1110          - added instrument database support on Windows      - added instrument database support on Windows
1111            works with both standalone mode and VST plugin.        works with both standalone mode and VST plugin.
1112            the instruments DB file is located in        the instruments DB file is located in
1113            %USERPROFILE%\.linuxsampler\instruments.db which allows different        %USERPROFILE%\.linuxsampler\instruments.db which allows different
1114            databases for each windows user        databases for each windows user
1115            if no DB is present it automatically creates the .linuxsampler subdir        if no DB is present it automatically creates the .linuxsampler subdir
1116            and then creates an empty DB        and then creates an empty DB
1117        - fixed recursive import, which was broken on Windows
1118    
1119    * Gigasampler format engine:    * Gigasampler format engine:
1120      - 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 209  Version CVS HEAD (?) Line 1214  Version CVS HEAD (?)
1214        plugin was unloaded        plugin was unloaded
1215      - bugfix: two private structs had the same name, which could cause      - bugfix: two private structs had the same name, which could cause
1216        problems if the linker chose the wrong constructor        problems if the linker chose the wrong constructor
1217        - fixed low-level ConditionServer usage bug that caused lockups on
1218          Windows
1219    
1220    
1221  Version 0.5.1 (6 December 2007)  Version 0.5.1 (6 December 2007)

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