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revision 1835 by iliev, Mon Feb 16 17:56:50 2009 UTC revision 3768 by schoenebeck, Fri May 15 19:52:31 2020 UTC
# Line 1  Line 1 
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        - Require C11 compliant compiler.
7        - Autoconf: Added m4/ax_cxx_compile_stdcxx.m4 macro which is used
8          for checking in configure for C++14 support (as mandatory
9          requirement) and automatically adds compiler argument if required
10          (e.g. -std=C++14).
11        - RTMath: Implemented floating point comparison methods
12          fEqual32(float,float) and fEqual64(double,double) which take the
13          expected floating point tolerances into account.
14        - Added public API C++ class "LFO", which is a cluster class encapsulating
15          all the sampler's LFO implementations to be used by 3rd party applications
16          (e.g. by Gigedit).
17        - Added int math square LFO implementation.
18        - Added int math saw LFO implementation.
19        - Added numeric complex nr sine LFO implementation.
20        - Marked class LFOTriangleDiHarmonic as deprecated
21          (will be removed in future).
22        - Added LFOAll.h which includes all LFO implementation's header files.
23        - Refactored LFO class names and their file names (PulseLFO -> LFOPulse,
24          LFOSawIntMath -> LFOSawIntMathNew, SawLFO -> LFOSawIntMathOld,
25          SineLFO -> LFOSineBuiltinFn, LFOSine -> LFOSineNumericComplexNr,
26          SquareLFO -> LFOSquarePulse and separated the latter to its own header
27          file).
28        - Renamed type LFOSigned -> LFOTriangleSigned.
29        - Renamed type LFOUnsigned -> LFOTriangleUnsigned.
30        - Using now cubic interpolation as resampling algorithm by default; and
31          linear interpolation is deprecated now.
32        - Event:Init(): memset() entire Event::Param union to zero instead of trying
33          to do that for its individual members; the latter became error prone due
34          to the union's growing complexity meanwhile.
35        - EngineChannel: Overhaul of RPN/NRPN related methods: Added new
36          *Rpn*Parameter*() methods as replacement for previous *Rpn*Controller*()
37          methods and marked the old ones as deprecated; and likewise added new
38          *Nrpn*Parameter*() methods as replacement for previous *Nrpn*Controller*()
39          methods and marked those old ones deprecated as well.
40        - Added support for MIDI CC #38 (data entry LSB): this allows higher value
41          resolution for certain (e.g. hard coded) RPN and NRPN parameters.
42        - Implemented support for compressed RPN/NRPN message sequences (that is to
43          allow processing MIDI data entry messages without always having to be
44          preceded strictly by RPN/NRPN parameter selection messages on each value
45          change).
46        - Added support for MIDI CC #96 (data increment) and MIDI CC #97 (data
47          decrement).
48        - Added support for 'null function RPN/NRPN' (which is RPN/NRPN parameter
49          MSB=127 and LSB=127) and which is disabling subsequent data
50          entry/increment/decrement CC messages.
51        - Fixed crash when editing key groups (a.k.a. exclusive groups) with an
52          instrument editor.
53        - Fixed playing noise at the end of a disk stream under certain conditions.
54        - Fixed potential crash with high pitch at end of RAM playback.
55        - Added configure checks whether C++ compiler supports so called
56          'designated initializers'.
57        - Added global backtraceAsString() function for debugging purposes
58          (POSIX systems only, no Windows implementation yet).
59        - Thread class: Added new methods pushCancelable(), popCancelable(), name(),
60          nameOfCaller() and setNameOfCaller().
61        - configure: Always check for availability of pthread_testcancel() and use
62          it if so (previously it was only used if explicitly enabled by configure
63          option).
64        - Thread class: raise compiler warning if pthread_testcancel() is not
65          available, because it can lead to deadlocks.
66        - Mutex class: Implemented optional bug detection and deadlock debugging
67          features.
68        - Ref<> class is now thread safe (as lock-free and wait-free
69          implementation).
70    
71      * Real-time instrument scripts:
72        - Added method ScriptVM::setExitResultEnabled() which allows to
73          explicitly enable the built-in exit() function to optionally accept
74          one function argument; the value of the passed exit() function
75          argument will then become available by calling
76          VMExecContext::exitResult() after script execution.
77        - 64 bit support for NKSP integer scripts variables (declare $foo).
78        - Variable names, function names and preprocessor condition names must start
79          with a regular character (a-z or A-Z); starting them with a digit or
80          underscore is not allowed.
81        - NKSP parser fix: equal comparison operator "=" and not equal comparison
82          operator "#" must only accept integer operands.
83        - NKSP language: Implemented support for standard units like Hertz, seconds,
84          Bel including support for metric unit prefixes; so one can now e.g.
85          conveniently use numbers in scripts like "5us" meaning "5 microseconds",
86          or e.g. "12kHz" meaning "12 kilo Hertz", or e.g. "-14mdB" meaning
87          "minus 14 Millidecibel", or e.g. "28c" meaning "28 cents" (for tuning).
88        - NKSP language: Introduced "final" operator "!" which is specifically
89          intended for synthesis parameter values to denote that the synthesis
90          parameter value is intended to be the "final" value for that synthesis
91          parameter that should explicitly be used by the engine and thus causing
92          the sampler engine to ignore all other modulation sources for the same
93          synthesis parameter (like e.g. LFO, EG); by simply prefixing a value,
94          variable or formula with this new "!" operator the expression is marked as
95          being "final".
96        - NKSP script editor API: Added support for detecting standard unit tokens
97          and their potential metric prefix token.
98        - NKSP language: Added support for NKSP real number literals and
99          arithmetic operations on them (e.g. "(3.9 + 2.9) / 12.3 - 42.0").
100        - NKSP language: Added support for NKSP real number (floating point) script
101          variables (declare ~foo).
102        - NKSP language: Added support for NKSP real number (floating point) array
103          script variables (declare ?foo[]).
104        - Built-in script function "message()" accepts now real number argument as
105          well.
106        - Added built-in script function "real_to_int()" and its short hand form
107          "int()" for casting from real number to integer in NKSP scripts.
108        - Added built-in script function "int_to_real()" and its short hand form
109          "real()" for casting from integer to real number in NKSP scripts.
110        - Allow built-in exit() function to potentially accept real number type
111          argument as well.
112        - Built-in script functions may have a different return type depending on
113          the arguments passed to the function.
114        - Built-in script function "abs()" optionally accepts and returns real
115          number.
116        - Built-in script functions "min()" and "max()" optionally accept real
117          number arguments and return real number as result in that case.
118        - NKSP VM API: Allow units and 'final'ness to be returned as result from
119          built-in functions (added methods VMFunction::returnUnitType() and
120          VMFunction::returnsFinal() for that purpose which must be implemented by
121          built-in function implementations).
122        - NKSP language: Allow metric unit prefixes of numeric scalar and array
123          variables to be changed freely at runtime (unlike unit types like Hz etc.
124          which are still sticky, parse-time features of variables which cannot be
125          changed at runtime for the intentional sake of determinism).
126        - NKSP language: 'final' values are prohibited for array variables for now
127          (attempt causes a parsers error).
128        - NKSP language: expressions with unit types (e.g. Hz) are prohibited for
129          conditions of runtime control structures like if(), while(), select()
130          (attempt causes a parser error).
131        - NKSP VM API: Allow built-in functions to perform their own, individual
132          parse time checks of arguments going to be passed to the function at
133          runtime (added method VMFunction::checkArgs() for that purpose).
134        - NKSP language: raise parser warning if only one operand of binary
135          operators (like logical 'or' comparison) contain a 'final' value (because
136          it would always yield in a 'final' result in such cases).
137        - NKSP language: Allow comparison (=, #, <, >, <=, >=) of values with
138          different metric unit prefixes, which will behave as expected (e.g.
139          result of expression '1000us < 2ms' is true).
140        - NKSP language: Allow adding values with different metric unit prefixes
141          (e.g. result of expression '100Hz + 5kHz' is '5100Hz').
142        - NKSP language: Allow subtracting values with different metric unit
143          prefixes (e.g. result of expression '1ms - 20us' is '980us').
144        - NKSP language: Allow multiplying with any metric unit prefixes
145          (e.g. result of expression '2k * 3ms' is '6s'), however multiplications
146          with unit types on both sides (e.g. '2s * 2s') is still prohibited since
147          we don't have any considerable practical use for a term like '4s^2'
148          (hence any attempt multiplying two unit types still causes parser error).
149        - NKSP language: Allow dividing by any metric unit prefixes and allow
150          division of same unit type on both sides (e.g. expression '8kHz / 1000Hz'
151          yields in unit free result '8'). So this is now a way to cast units away
152          e.g. for passing the result to other expressions, certain function calls
153          or variables which are not accepting any units (or that specific unit).
154        - NKSP language: integer arrays and real number arrays can now be converted
155          to strings (e.g. for dumping their content with message() calls for
156          script debugging purposes).
157        - NKSP language: expressions and variables with units are now correctly
158          casted to strings (e.g. with message() calls).
159        - NKSP language: comparing real numbers for equalness (e.g. '~foo = 3.1') or
160          unequalness (e.g. '~foo # 3.1') is now less strict and takes the expected
161          floating point tolerances into account.
162        - NKSP VM API: Added methods VMScalarNumberExpr::evalCastInt() and
163          VMScalarNumberExpr::evalCastReal().
164        - NKSP VM API: Added base class 'VMNumberArrayExpr' for classes
165          'VMIntArrayExpr' and 'VMRealArrayExpr'.
166        - NKSP VM API: replaced all unitPrefix() (parse time) methods by
167          unitFactor() (runtime) methods.
168        - Built-in function "exit()" supports now returning units and 'final'ness
169          for test cases.
170        - The following built-in functions support now units as well: "abs()",
171          "random()", "inc()", "dec()", "in_range()", "min()", "max()",
172          "real_to_int()", "int()", "int_to_real()" and "real()".
173        - Built-in functions "array_equal()", "search()" and "sort()" support now
174          real number arrays (correctly) as well.
175        - Added individual parse time checks of arguments to be passed to built-in
176          functions "random()", "inc()", "dec()", "in_range()", "min()", "max()",
177          "array_equal()" and "search()" specific for their individual purposes.
178        - NKSP VM refactoring: Renamed all methods, functions and classes matching
179          pattern *ScalarNumber* to simply *Number* (that is i.e. classes
180          VMScalarNumberExpr -> VMNumberExpr, ScalarNumberExpr -> NumberExpr,
181          ScalarNumberVariable -> NumberVariable, ScalarNumberBinaryOp ->
182          NumberBinaryOp, VMScalarNumberResultFunction -> VMNumberResultFunction,
183          method VMExpr::asScalarNumberExpr() -> VMExpr::asNumber(), function
184          isScalarNumber() -> isNumber()).
185        - NKSP VM API: Added 4 overridden methods to class VMNumberExpr:
186          evalCastInt(MetricPrefix_t), evalCastInt(MetricPrefix_t,MetricPrefix_t),
187          evalCastReal(MetricPrefix_t), evalCastReal(MetricPrefix_t,MetricPrefix_t)
188          as convenient methods for automatically converting values to expected
189          metric value basis.
190        - Built-in function "wait()" accepts now both integers and real numbers as
191          argument.
192        - NKSP VM API cleanup: Get rid of legacy method
193          VMFunction::argType(vmint iArg) which was already superseded by its new
194          replacement VMFunction::acceptsArgType(vmint iArg, ExprType_t type).
195        - NKSP parser: if wrong argument type was passed to a built-in function and
196          that built-in function accepts more than one data type for the argument,
197          then show all supported data types as parser error message.
198        - Built-in function "play_note()" accepts now real numbers and seconds as
199          unit type as well for its 3rd and 4th function arguments.
200        - The following built-in functions accept now real numbers as well for their
201          2nd function argument: "change_vol()", "change_tune()", "change_cutoff()",
202          "change_attack()", "change_decay()", "change_release()",
203          "change_sustain()", "change_cutoff_attack()", "change_cutoff_decay()",
204          "change_cutoff_sustain()", "change_cutoff_release()",
205          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
206          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
207          "change_pan_time()", "fade_in()", "fade_out()", "change_play_pos()".
208        - Fixed built-in function "change_play_pos()" not having accepted metric
209          prefixes at all.
210        - Fixed the following built-in functions having misinterpreted values given
211          with unit type (for their 2nd argument) as if they were relative values
212          (that is as if they were passed without a unit type): "change_attack()",
213          "change_decay()", "change_release()", "change_cutoff_attack()",
214          "change_cutoff_decay()", "change_cutoff_release()".
215        - Fixed the following built-in functions having applied completely wrong
216          'final' values: "change_sustain()", "change_cutoff_sustain()" (since the
217          respective EGs being their modulation sink assume uint data type with
218          value range 0..1000 instead of 0.0..1.0.
219        - Added individual parse-time checks of function arguments for the following
220          built-in functions: "play_note()", "note_off()", "set_event_mark()",
221          "delete_event_mark()", "by_marks()", "change_cutoff()", "change_attack()",
222          "change_decay()", "change_release()", "change_cutoff_attack()",
223          "change_cutoff_decay()", "change_cutoff_release()",
224          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
225          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()" and
226          "change_pan_time()".
227        - Don't abort function call if unit type was used and at the same time
228          'final' operator was omitted for the primary value argument of the
229          following built-in functions: "change_cutoff()", "change_attack()",
230          "change_decay()", "change_release()", "change_cutoff_attack()",
231          "change_cutoff_decay()", "change_cutoff_release()",
232          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
233          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
234          "change_pan_time()", instead imply 'final'ness at runtime and raise an
235          appropriate parser warning at parse time.
236        - Added built-in real number functions "round()", "ceil()", "floor()",
237          "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()", "sin()",
238          "cos()", "tan()", "asin()", "acos()", "atan()".
239        - Added built-in script real number constant "~NI_MATH_PI".
240        - Added built-in script real number constant "~NI_MATH_E".
241        - NKSP language: Allow unary '+' operator.
242        - Added built-in script functions "msb()" and "lsb()".
243        - NKSP language: Added support for RPN event handler
244          ("on rpn ... end on" in instrument scripts).
245        - NKSP language: Added support for NRPN event handler
246          ("on nrpn ... end on" in instrument scripts).
247        - Added built-in read-only variables "$RPN_ADDRESS" and "$RPN_VALUE" which
248          may be read from the new RPN/NRPN script handlers to get the (N)RPN
249          parameter that had been changed and its new value.
250        - Added built-in const variables "$NI_CB_TYPE_RPN" and "$NI_CB_TYPE_NRPN"
251          which are identifying the new (N)RPN handlers as such at script runtime.
252        - Implemented built-in script function "set_rpn()".
253        - Implemented built-in script function "set_nrpn()".
254        - Fix: built-in functions returning an array type were broken and caused a
255          crash when the built-in function's (supposed to be array) result value was
256          used by the script VM.
257        - Removed upper value constraint for 2nd argument of built-in functions
258          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
259          "change_pitch_lfo_freq()","change_reso()", "change_cutoff()",
260          "change_amp_lfo_depth()", "change_cutoff_lfo_depth()" and
261          "change_pitch_lfo_depth()", to allow e.g. passing value 2000000 to double
262          the LFO frequency / resonance / cutoff frequency.
263        - Reduced code involved for parsing NKSP variable declarations by using 2
264          generalized grammar rules with optional components (i.e. optional value
265          assignment and optional variable qualifiers) instead of previous linear
266          combinations of grammar rules, which also fixes some edge case.
267        - NKSP language parser: track code block locations also by a) raw byte
268          position in NKSP source code string and b) length of that code block in
269          bytes (along to the already existing code block tracking by line/column);
270          and added appropriate new members to public C++ API classes like
271          'firstByte' and 'lengthBytes' to class VMSourceToken and struct CodeBlock.
272        - NKSP language: Added support for 'patch' variable qualifier (capture their
273          locations and allow replacement of their assignment expression via VM C++
274          API).
275        - Fixed incorrect EG times if standard measuring unit was passed to built-in
276          functions "change_attack()", "change_decay()" or "change_release()".
277        - Fixed intermediate function result values never having reflected any
278          standard measuring unit type.
279        - Fixed re-entrant issue with function calls which caused wrong result
280          values if the same function was called multiple times in a term
281          (specifically if metric prefixes were used).
282    
283      * test cases:
284        - Fixed compiler errors in test cases.
285        - Updated README for how to compile & run test cases.
286        - Updated test case
287          MutexTest::testDoubleLockStillBlocksConcurrentThread() to latest
288          expected behaviour of the Mutex class implementation (recursive
289          mutex type).
290        - Added test cases for NKSP core language aspects and core built-in
291          functions.
292        - Fixed thread tests segfaulting on Linux.
293        - NKSP: Added real number test cases for built-in functions exit(),
294          int_to_real(), real(), real_to_int() and int(), as well as for the
295          plus, minus and negate language operators.
296        - Added massive amount of NKSP test cases for standard measuring units and
297          'final' operator usage cases.
298        - Added NKSP test cases for (floating point tolerance aware) real number
299          equalness / unequalness comparison.
300        - Added NKSP int array and real array tests for value assignment and
301          initialization of arrays.
302        - Added NKSP test cases for built-in functions "round()", "ceil()",
303          "floor()", "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()",
304          "sin()", "cos()", "tan()", "asin()", "acos()", "atan()".
305        - Added NKSP test cases for unary '+' operator.
306        - Added NKSP test cases for core built-in variables.
307        - Added thorough NKSP test cases for variable declarations.
308    
309      * GigaStudio/Gigasampler format engine:
310        - LFOTriangleIntMath and LFOTriangleIntAbsMath: Fixed FlipPhase=true
311          behaviour for start_level_mid.
312        - Changed LFO start levels: LFO1 and LFO2 both to mid, LFO3 to max. start
313          level (see discussion "GigaStudio LFO compatibility" on mailing list
314          from 2019-09-26 for details).
315        - Changed default wave form for all 3 LFOs to sine (instead of triangle;
316          see discussion "GigaStudio LFO compatibility" on mailing list from
317          2019-09-26 for details).
318        - Format extension: Added support for different LFO wave forms (currently
319          either sine [default], triangle, saw or square).
320        - Format extension: Added support for LFO phase displacement (0°..360°).
321        - Format extension: Added support for flipping LFO polarity on LFO 3
322          (in the original gig format this was only available for LFO 1 and LFO 2).
323        - Format extension: Support for additional filter types:
324          lowpass 1/2/4/6-pole, highpass 1/2/4/6-pole, bandpass 2-pole,
325          bandreject 2-pole.
326        - Fixd potential crash with polynomial interpolator and max. pitch.
327        - If minimum cutoff is defined, remap cutoff controller CC values to really
328          span the entire possible cutoff range (and avoiding a dead controller
329          zone).
330        - Implemented support for loading instrument scripts with 'patch' variables
331          (by patching these script variables with potentially overridden ones by
332          gig Instrument).
333    
334      * SFZ format engine:
335        - Fixed support for regions with loccN/hiccN conditions on more than one
336          MIDI controller.
337    
338      * Benchmarks:
339        - Fixed benchmarks/triang.cpp falsely having favoured "int math abs"
340          algorithm (since result of 2nd run was not accumulated).
341        - Added benchmark for saw wave (benchmarks/saw.cpp).
342        - Added benchmark for sine wave (benchmarks/sine.cpp).
343        - Added benchmark for square wave (benchmarks/square.cpp).
344        - Increased amount of benchmarks runs by factor 6 to achieve benchmark times
345          which are large enough on modern systems.
346    
347    Version 2.1.1 (27 Jul 2019)
348    
349      * Real-time instrument scripts:
350        - Fixed behavior of built-in NKSP functions change_sustain(),
351          change_cutoff_attack(), change_cutoff_decay(), change_cutoff_sustain()
352          and change_cutoff_release().
353    
354      * general changes:
355        - Only play release trigger samples on sustain pedal up if this behaviour
356          was explicitly requested by the instrument (otherwise only on note-off).
357        - Fixed compiler warnings.
358        - Fixed compilation error when cross-compiling to Mac.
359        - FX Sends: Provide more useful error messages on routing problems
360          (see bug #169).
361        - LSCP doc: Be more clear describing the two distinct approaches
362          of using external vs. internal effects (see bug #169).
363        - "optional" class: Fixed comparison operators.
364    
365      * Gigasampler/GigaStudio format engine:
366        - Format extension: If requested by instrument then don't play release
367          trigger sample on note-off events.
368    
369      * SFZ format engine:
370        - Fixed memory leak when releasing samples
371          (fixes bug #307, patch by Jacek Roszkowski)
372        - Fixed potential crash when a sample is shared by more than one region
373          (fixes bug #308, patch by Jacek Roszkowski).
374        - Opcode 'sample': Added support for built-in sample '*silence'
375          (fixes bug #310, patch by Jacek Roszkowski).
376    
377    Version 2.1.0 (25 Nov 2017)
378    
379      * SFZ format engine:
380        - added support for <global>, <master> and #define (patch by Alby M)
381        - Removed code duplication in SFZ file loading code.
382        - Added support for sfz extension opcode 'script' which may be used to
383          load real-time instrument script file (NKSP script language).
384        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
385        - Fixed unintended volume fade-in of voices under certain conditions.
386        - sfz parser: allow missing space between header and opcode
387    
388      * Gigasampler/GigaStudio format engine:
389        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
390          cutoff settings.
391        - Got rid of resembling an ancient GSt misbehavior which did not pitch at
392          all if an up-pitch of more than 40 semi tones was requested (I don't
393          think there is any stock gig sound that requires this behavior to
394          resemble its original sound).
395        - Added support for controlling whether the individual EGADSR stages may
396          be aborted (as LinuxSampler extension to the original GigaStudio 4
397          format).
398    
399      * general changes:
400        - fixed printf type errors (mostly in debug messages)
401        - use unique_ptr instead of auto_ptr when building with C++11
402        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
403          allowing to sort data efficiently in real-time safe manner.
404        - RTList class: added methods for moving/inserting elements to arbitrary
405          position within a list.
406        - RTList class: added method fromPtr() for creating an Iterator object from
407          a raw element pointer.
408        - Attempt to partly fix resetting engine channels vs. resetting engine, an
409          overall cleanup of the Reset*(), ConnectAudioDevice(),
410          DisconnectAudioDevice() API methods would still be desirable though,
411          because the current situation is still inconsistent and error prone.
412        - Active voices are now internally grouped to "Note" objects, instead of
413          being directly assigned to a keyboard key. This allows more fine graded
414          processing of voices, which is i.e. required for certain instrument
415          script features.
416        - Fix: Release trigger voices were not spawned on sustain pedal up
417          (CC #64) events.
418        - Fix: Release trigger voices can now also distinguish correctly between
419          note-off and sustain pedal up events.
420        - All engines: Increased ramp speed of volume smoother and pan smoother
421          (while slow rate of crossfade smoother is preserved) to allow quick
422          volume and pan changes by instrument scripts for instance.
423        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
424          properly and thus were ignored for certain uses.
425        - Added new C++ API method
426          VirtualMidiDevice::SendChannelPressureToSampler().
427        - windows, 32-bit: fixed potential crashes by making sure the stack in
428          sub threads is 16-byte aligned
429        - fixed numerous compiler warnings
430        - Fixed invalid (note-on) event ID being assigned to new Note objects.
431        - Revised fundamental C++ classes "Thread", "Mutex" and "Condition" which
432          fixes potential undefined behavior.
433        - Fixed Note object leak when triggering notes on keys which did not
434          have a valid sample mapped (fixes bug #252).
435        - Fixed compilation errors when compiling with CONFIG_DEVMODE enabled.
436        - linuxsampler binary fix: option --create-instruments-db ignored
437          subsequent optional argument due to glibc's implementation oddity
438          which expects a "=" sign, but no space between them.
439    
440      * packaging changes:
441        - removed unnecessary dependency to libuuid
442          (originated by libgig's usage of it)
443        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
444          auto detect whether it (sh/c)ould output its messages in color.
445        - Debian: Fixed packaging error about invalid "Source-Version"
446          substitution variable.
447        - Debian: Raised Debian compatibility level to Debian 9 "Stretch".
448        - Debian: Added build dependency to libsqlite3-dev for building
449          linuxsampler with instruments DB support.
450    
451      * Real-time instrument scripts:
452        - Implemented scheduler for delayed MIDI events and for suspended scripts.
453        - Built-in script function "wait()": implemented support for function's
454          "duration-us" argument, thus scripts using this function are now
455          correctly resumed after the requested amount of microseconds.
456        - Built-in script function "play_note()": implemented support for
457          function's "duration-us" argument, thus notes triggered with this
458          argument are now correctly released after the requested amount of
459          microseconds.
460        - Fix: script events were not cleared when engine channel was reset,
461          potentially causing undefined behavior.
462        - Fixed crash which happened when trying to reference an undeclared
463          variable.
464        - Built-in script function "play_note()": Added support for passing
465          special value -1 for "duration-us" argument, which will cause the
466          triggered note to be released once the original note was released.
467        - Instrument script classes now exported with the liblinuxsampler C++ API.
468        - Added new API method ScriptVM::syntaxHighlighting() which provides
469          a convenient syntax highlighting backend for external instrument
470          script editor applications.
471        - Added new C++ API class "ScriptVMFactory".
472        - Extended parser issues to provide not only first line and first
473          column, but also last line and last column of issue (thus marking
474          the precise span of the issue within the source code).
475        - Reload script automatically after being modified by an instrument
476          editor.
477        - NKSP language grammar correction: allow empty event handler bodies
478          like "on note end on".
479        - Implemented built-in script function "change_vol()".
480        - Implemented built-in script function "change_tune()".
481        - Implemented built-in script function "change_pan()".
482        - Implemented built-in script function "change_cutoff()".
483        - Implemented built-in script function "change_reso()".
484        - Implemented built-in script function "event_status()".
485        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
486          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
487          "event_status()" function.
488        - NKSP language: Added support for bitwise operators ".or.", ".and."
489          and ".not.".
490        - NKSP language scanner: Fixed IDs matching to require at least one
491          character (i.e. when matching function names or variable names).
492        - NKSP language scanner: disabled unusued rules.
493        - Fixed behavior of play_note() and note_off() functions which must
494          be distinguished engine internally from "real" MIDI note on/off
495          events in order to avoid misbehaviors like hanging notes.
496        - Implemented built-in script variable "$KSP_TIMER".
497        - Implemented built-in script variable "$NKSP_REAL_TIMER".
498        - Implemented built-in script variable "$NKSP_PERF_TIMER".
499        - Implemented built-in script variable "$ENGINE_UPTIME".
500        - Implemented built-in script function "inc()".
501        - Implemented built-in script function "dec()".
502        - NKSP language fix: division expressions were evaluated too often.
503        - NKSP language fix: string concatenation operator was right
504          associative instead of left (to right).
505        - NKSP language correction: allow empty statements in entire language
506          (i.e. "if end if").
507        - Implemented built-in script function "stop_wait()".
508        - Implemented built-in script variable "$NI_CALLBACK_ID".
509        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
510        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
511        - Added support for read-only built-in variables (respectively
512          handled by the script parser).
513        - Added built-in script constant "$NI_CB_TYPE_INIT".
514        - Added built-in script constant "$NI_CB_TYPE_NOTE".
515        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
516        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
517        - NKSP Language: Added support for user defined script functions.
518        - Implemented built-in script function "change_attack()".
519        - Implemented built-in script function "change_decay()".
520        - Implemented built-in script function "change_release()".
521        - Fixed all change_*() built-in script functions to apply their
522          synthesis parameter changes immediately in case the respective note
523          was triggered at the same time, instead of scheduling the parameter
524          change, especially because it would cause some parameter types's
525          changes either to be ramped (i.e. change_vol()) or other types even
526          to have not effect at all (i.e. change_attack()).
527        - Implemented built-in script function "sh_left()".
528        - Implemented built-in script function "sh_right()".
529        - Implemented built-in script function "min()".
530        - Implemented built-in script function "max()".
531        - NKSP Fix: "init" event handler was not always executed when a script
532          was loaded.
533        - NKSP built-in wait() script function: abort script execution if
534          a negative or zero wait time was passed as argument (since this is
535          a common indication of a bug either of the script or even of the
536          engine, which could lead to RT instability or even worse).
537        - ScriptVM: Implemented automatic suspension of RT safety
538          threatening scripts.
539        - Provide more user friendly error messages on syntax errors.
540        - Fixed NKSP parser warning "Not a statement" when assigning an
541          initializer list to an array variable.
542        - Implemented built-in script array variable "%ALL_EVENTS".
543        - Implemented built-in script function "in_range()".
544        - Implemented built-in script function "change_amp_lfo_depth()".
545        - Implemented built-in script function "change_amp_lfo_freq()".
546        - Implemented built-in script function "change_pitch_lfo_depth()".
547        - Implemented built-in script function "change_pitch_lfo_freq()".
548        - Implemented built-in script function "change_vol_time()".
549        - Implemented built-in script function "change_tune_time()".
550        - Implemented built-in script function "fade_in()".
551        - Implemented built-in script function "fade_out()".
552        - Fixed acceptance of wrong data type of parameters passed to built-in
553          script functions "change_vol()", "change_tune()", "change_pan()",
554          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
555          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
556          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
557        - Added built-in script function "get_event_par()" and implemented some
558          of its possible parameter selections.
559        - Added built-in script function "set_event_par()" and implemented some
560          of its possible parameter selections.
561        - Fixed a bunch of scheduler time related bugs.
562        - Fixed polyphonic variables not being reset to zero after usage.
563        - Built-in "ignore_event()" function: argument is now optional, like with
564          built-in function "ignore_controller()".
565        - Implemented built-in script function "change_velo()".
566        - Implemented built-in script function "change_note()".
567        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
568          intuitive behavior if used in combination with "change_vol_time()" or
569          "change_tune_time()" respectively: now tuning/volume changes are only
570          assigned (without delay) immediately to a new note if the respective
571          timing function has not been called before, otherwise the volume/tuning
572          changes are automatically faded (before, only the event's time stamp was
573          relevant).
574         - Implemented built-in script function "array_equal()".
575         - Implemented built-in script function "search()".
576         - Implemented built-in script function "sort()".
577         - NKSP Fix: Never suspend "init" event handlers.
578         - Implemented built-in script function "same_region()" (currently only
579           available for gig format engine).
580         - Added built-in script constant "$NKSP_LINEAR".
581         - Added built-in script constant "$NKSP_EASE_IN_EASE_OUT".
582         - Implemented built-in script function "change_vol_curve()".
583         - Implemented built-in script function "change_tune_curve()".
584         - built-in "play_note()" function now supports a sample playback start
585           offset with argument 3, where special value -1 means to use the regular
586           sample offset as defined by the instrument file.
587         - Built-in array variable %KEY_DOWN[] is now a read-only variable.
588         - Built-in variable $EVENT_NOTE is now a read-only variable.
589         - Built-in variable $EVENT_VELOCITY is now a read-only variable.
590         - built-in "play_note()" function now accepts -2 for its fourth argument
591           (note duration) which means the life time of the note shall be sticked
592           to the requested note number of argument 1.
593         - Fix: built-in "play_note()" function now returns 0 as result value if
594           -1 was passed for its fourth argument (note duration) and the respective
595           parent note is already gone.
596        - Implemented built-in script function "change_play_pos()".
597        - NKSP language: Added support for user declared const array variables.
598        - NKSP language: Raise parser warning if array variable is accessed with
599          an index that exceeds the array's size.
600        - NKSP language fix: Unknown characters were not handled correctly.
601        - NKSP language: Added support for "synchronized .. end synchronized"
602          code blocks.
603        - Implemented built-in script function "abort()" which allows to abort
604          another script handler by passing its callback ID.
605        - Fixed potential memory access bug and potential undefined behavior of
606          "init" event handlers.
607        - Print a time stamp along to each call of built-in function "message()".
608        - ScriptVM API: Added VMParserContext::preprocessorComments() which allows
609          to retrieve all code blocks filtered out by the preprocessor.
610        - Added built-in script function "fork()".
611        - Added built-in array variable %NKSP_CALLBACK_CHILD_ID[].
612        - Added built-in variable $NKSP_CALLBACK_PARENT_ID.
613        - Fixed potential crash when accessing dynamic built-in array variables.
614        - Added built-in script function "callback_status()".
615        - Added built-in constant $CALLBACK_STATUS_TERMINATED.
616        - Added built-in constant $CALLBACK_STATUS_QUEUE.
617        - Added built-in constant $CALLBACK_STATUS_RUNNING.
618        - Removed max. value limitation of built-in functions "change_attack()",
619          "change_decay()" and "change_release()" to i.e. allow passing 2000000
620          for doubling the respective time.
621        - NKSP script editor syntax highlighting API: Fixed app termination due
622          to a lexer start condition stack underrun.
623        - NKSP preprocessor: Fixed wrong behavior on nested USE_CODE_IF() and
624          USE_CODE_IF_NOT() preprocessor statements.
625        - NKSP: Added built-in preprocessor condition NKSP_NO_MESSAGE, which
626          can be set to disable all subsequent built-in "message()" function calls
627          on preprocessor level.
628        - Implemented built-in script function "change_sustain()".
629        - NKSP script editor syntax highlighting API: catch all fatal lexer errors,
630          to avoid the editor app to crash on ill-formed text input.
631        - Added built-in script function "change_pan_time()".
632        - Added built-in script function "change_pan_curve()".
633        - Added built-in script function "change_cutoff_attack()".
634        - Added built-in script function "change_cutoff_decay()".
635        - Added built-in script function "change_cutoff_sustain()".
636        - Added built-in script function "change_cutoff_release()".
637        - Added built-in script function "change_cutoff_lfo_depth()".
638        - Added built-in script function "change_cutoff_lfo_freq()".
639    
640      * Instruments DB:
641        - Fixed memory access bug of general DB access code which lead to
642          undefined behavior.
643        - Cleanup of instruments DB file creation and opening code.
644        - The instrument DB path of linuxsampler's --create-instruments-db argument
645          is now optional, if it is missing, then a default location is used.
646        - Added support for scanning SFZ (.sfz) files.
647        - Added support for scanning Sound Font (.sf2) files.
648        - Fixed undefined DB transaction behavior.
649    
650    Version 2.0.0 (15 July 2015)
651    
652      * packaging changes:
653        - fixed building with newer MinGW-w64
654        - Mac OS X: support the new dir for Core Audio SDK
655        - Mac OS X: fixed building outside source directory
656        - made sure all source files for hostplugins are included when
657          doing "make dist"
658        - removed empty directories left from the cvs to svn migration
659        - fixed compilation with gcc 4.6.1
660        - another "make dist" fix, for the LV2 plugin
661        - made --enable-pthread-testcancel default on Mac OS X
662        - minor Makefile fix for building lscpparser when build and source
663          directories are separate
664        - Mac OS X: made it possible to specify plugin installation dir to
665          configure
666        - Mac OS X: Makefile fix for the install-strip target
667        - fixed compilation with gcc 4.7
668        - fixed configure script error with old autoconf versions
669        - lsatomic.h: use gcc provided atomic functions if building with
670          gcc 4.7 and C++11
671        - modernized configure script
672        - fixed linkage error when building with
673          LDFLAGS="-Wl,--no-undefined" (#190)
674        - fixed compilation with Clang 3.2
675        - removed usage of deprecated Automake variable INCLUDES
676        - fixed building with C++11
677        - build fix: ChangeFlagRelaxed.h was missing in makefile
678        - build fix: libsndfile compiler flags were missing in some
679          makefiles
680        - fix for building with bison 3.0 (#202)
681        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
682          on the process's main thread
683        - fixed build error on newer MinGW
684        - support building with older jack versions
685        - support building with spaces in vst sdk path
686        - enabled automake 'subdir-objects' option and moved external
687          source references (vst, au, asio) from makefiles to cpp files,
688          in order to get rid of warnings from automake 1.14
689    
690      * general changes:
691        - Refactoring: moved the independent code from
692          the Gigasampler format engine to base classes
693        - command line option '--profile' is currently disabled, since the
694          respective profiling code is currently broken
695        - Introduced support for optional environment variable
696          "LINUXSAMPLER_PLUGIN_DIR" which allows to override the directory
697          where the sampler shall look for instrument editor plugins
698          (patch by Luis Garrido, slightly modified).
699        - implemented Roland GS NRPN 1ArrH which allows to set volume per note
700        - implemented Roland GS NRPN 1CrrH which allows to set pan per note
701        - implemented Roland GS NRPN 1DrrH which allows to set reverb send per
702          note (in this implementation of the sampler its simply hard routed to
703          the 1st effect send of the sampler channel, no matter what the actual
704          effect type is)
705        - implemented Roland GS NRPN 1ErrH which allows to set chorus send per
706          note (in this implementation of the sampler its simply hard routed to
707          the 2nd effect send of the sampler channel, no matter what the actual
708          effect type is)
709        - implemented support for internal LADSPA effects
710        - raised limit of program change queue from 100 to 512
711          (as suggested by Alex Stone)
712        - implemented sine LFO, pulse LFO and saw LFO
713        - experimental support for per voice equalization
714        - added command line option --exec-after-init
715        - Introduced new C++ API method:
716          EngineChannel::InstrumentFileName(int index)
717          allowing to retrieve the whole list of files used for the loaded
718          instrument on an engine channel (a.k.a. part). Some GigaStudio
719          instruments for example are splitted over several files like
720          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
721        - Added new C++ API method Sampler::GetGlobalMaxVoices().
722        - Added new C++ API method Sampler::GetGlobalMaxStreams().
723        - Added new C++ API method Sampler::SetGlobalMaxVoices().
724        - Added new C++ API method Sampler::SetGlobalMaxStreams().
725        - Various "const" and "restrict" optimizations.
726        - all engines: add pan CC value to instrument pan parameter before
727          applying panning, instead of using two separate pan functions in
728          series (#182)
729        - added a lock guard class for exception safe mutex handling and
730          used it everywhere appropriate
731        - Immediately apply scale tuning changes to active voices.
732        - Exposed scale tuning to C++ API (along to the already existing standard
733          SysEx way).
734        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
735          and broken for ppc64. (Seq_cst loads and stores are actually not
736          used in LS, so the bug wasn't noticable.)
737        - lsatomic.h: added ARMv7 support
738        - Added support for multiple MIDI input ports per sampler channel (and
739          added various new C++ methods for this new feature / design change, old
740          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
741          as deprecated but are still there and should provide full behavior
742          backward compatibility).
743        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
744          unsafe and caused compilation error with clang 2.x).
745        - Bugfix: only process the latest MIDI program change event.
746        - Introducing the LSCP shell, which provides convenient control of the
747          sampler from the command line by providing LSCP aware features.
748        - VirtualMidiDevice: Added support for program change.
749        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
750        - VirtualMidiDevice: Added support for pitch bend.
751        - Aftertouch: extended API to explicitly handle channel pressure and
752          polyphonic key pressure events (so far polyphonic pressure was not
753          supported at all, and channel pressure was rerouted as CC128 but not
754          used so far).
755        - Added initial support for real-time instrument scripts. The script VM
756          code is shared by all sampler engine implemementations, however only the
757          gig file format currently provides support for storing instrument scripts
758          (as LinuxSampler extension to the original GigaStudio 4 format).
759    
760      * Gigasampler format engine:
761        - implemented the "round robin keyboard" dimension
762        - fixed round robin and random dimensions for cases when number of
763          dimension zones is not a power of two
764        - made round robin use a counter for each region instead of each
765          key
766        - bugfix: pitch LFO controller "internal+aftertouch" was broken
767        - bugfix: filter keyboard tracking was broken
768        - filter performance fix (an unnecessary copy was made of the
769          filter parameters in each sub fragment)
770        - handle special case when pan parameter in gig file has max or
771          min value
772        - Exclusive Groups: don't ever stop voices of the same note,
773          doesn't sound naturally with a drumkit
774        - fixed EG1 modulation when attack or release is zero
775        - Fixed support for 'aftertouch' attenuation controller.
776        - Fixed crash that happened with velocity split sounds under certain
777          conditions (see also previous commit on libgig).
778        - fixed behaviour of filter LFO
779    
780      * SFZ format engine:
781        - Initial implementation (not usable yet)
782        - added support for v2 multiple stage envelope generators
783        - added a fine-tuned v1 envelope generator instead of using the
784          one from the gig engine
785        - fixed memory leak and memory handling errors
786        - added support for trigger=first, trigger=legato and sw_previous
787        - allow non-numerical key values ("C#4" for example)
788        - "key" opcode now sets pitch_keycenter too
789        - fixed error when unloading instrument with same sample used by
790          multiple regions
791        - added some opcode aliases, like loopmode for loop_mode, to be
792          more compatible
793        - added support for trigger=release and rt_decay
794        - added support for off_mode=normal
795        - added support for random, seq_position, seq_length and volume
796        - added v1 LFO opcodes to parser (no support in engine yet)
797        - added support for amp_veltrack and amp_velcurve_N
798        - fine-tuned the default velocity curve
799        - added support for transpose
800        - fixed crash when using sw_down/up
801        - improved logic for sw_lokey/hikey/up/down/last
802        - added more v1 aliases to parser
803        - reduced memory usage for sfz data
804        - RT-safeness: avoid malloc in audio thread
805        - fixed a bug that could cause voice stealing to fail
806        - optimized sample lookup
807        - improved support for exclusive groups (group, off_by and
808          off_mode)
809        - added support for controller triggered regions (on_locc/on_hicc)
810        - added support for loop_mode=one_shot
811        - fixed playback of 16 bit wav files on big endian CPUs
812        - added support for Ogg Vorbis sample files
813        - use loop markers from sample file if loop_start and loop_end are
814          not set in sfz file
815        - implemeted filters. Filter types: lowpass, bandpass, bandreject
816          and highpass. 1, 2, 4 and 6 pole filters. Opcodes: fil_type,
817          cutoff, resonance, fil_veltrack, fil_keytrack, fil_keycenter,
818          cutoff_cc, cutoff_chanaft.
819        - bugfix: zero ampeg_sustain didn't work
820        - added support for velocity effect on amplifier envelope time
821          (ampeg_vel2attack, ampeg_vel2decay, ampeg_vel2sustain and
822          ampeg_vel2release)
823        - added support for EG hold (ampeg_hold)
824        - added support for sample offset (offset)
825        - use the newly introduced signal units model
826        - implemented opcodes lfoN_delay,
827          lfoN_freq, lfoN_pan, lfoN_cutoff, lfoN_resonance
828        - implemented opcodes ampeg_delay, ampeg_vel2delay
829          pitcheg_delay, pitcheg_start, pitcheg_attack, pitcheg_hold,
830          pitcheg_decay, pitcheg_sustain, pitcheg_release, pitcheg_vel2delay,
831          pitcheg_vel2attack, pitcheg_vel2hold, pitcheg_vel2decay,
832          pitcheg_vel2sustain, pitcheg_vel2release, pitcheg_depth
833        - implemented opcodes pitchlfo_delay, pitchlfo_freq,
834          pitchlfo_depth, fillfo_delay, fillfo_freq, fillfo_depth,
835          amplfo_delay, amplfo_freq, amplfo_depth
836        - implemented opcodes fileg_delay, fileg_start, fileg_attack,
837          fileg_hold, fileg_decay, fileg_sustain, fileg_release, fileg_vel2delay,
838          fileg_vel2attack, fileg_vel2hold, fileg_vel2decay, fileg_vel2sustain,
839          fileg_vel2release
840        - implemented opcode lfoN_wave
841        - implemented opcode pitchlfo_depthccN
842        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
843          lfoN_pitch, lfoN_pitch_onccX
844        - implemented opcodes pitchlfo_fade,
845          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
846        - implemented opcodes fillfo_freqccN,
847          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
848        - implemented opcodes ampeg_delayccN, ampeg_startccN,
849          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
850          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
851        - lfoN_* and egN_* opcodes defined in group sections
852          are now taken into account
853        - implemented curves
854        - implemented opcodes volume_onccN, volume_curveccN
855        - implemented opcode volume_smoothccN
856        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
857          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
858          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
859          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
860          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
861        - implemented opcode end
862        - implemented opcodes egN_amplitude_onccX,
863          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
864          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
865        - implemented opcodes xfin_lokey, xfin_hikey,
866          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
867          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
868          xfout_loccN, xfout_hiccN, xf_cccurve
869        - implemented opcodes pan_onccN, pan_smoothccN,
870          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
871          egN_pan_curveccX, pitch_veltrack
872        - when failed to parse a sfz file
873          print the line number on which the error occurs
874        - use common pool of CC objects to minimize RAM usage
875        - implemented opcodes amplfo_delay_onccN,
876          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
877          pitchlfo_delay_onccN, pitchlfo_fade_onccN
878        - implemented opcodes fileg_delay_onccN,
879          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
880          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
881          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
882          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
883          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
884        - implemented automatic aliasing *ccN <-> *_onccN
885        - *lfo_freqccN wasn't working when the respective *lfo_freq
886          was not set or was set to zero
887        - lfoN_freq_onccX wasn't working when lfoN_freq
888          was not set or was set to zero
889        - implemented opcodes resonance_onccN, resonance_smoothccN,
890          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
891        - implemented opcodes fillfo_depthchanaft,
892          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
893          pitchlfo_depthchanaft, pitchlfo_freqchanaft
894        - implemented opcodes pitch_onccN,
895          pitch_curveccN, pitch_smoothccN, pitch_stepccN
896        - implemented opcodes volume_stepccN, pan_stepccN,
897          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
898          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
899          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
900        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
901          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
902          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
903          eq1_gainccN, eq2_gainccN, eq3_gainccN
904        - implemented opcodes delay, delay_onccN, delay_random,
905          delay_samples, delay_samples_onccN
906        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
907          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
908          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
909          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
910          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
911          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
912          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
913          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
914          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
915          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
916          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
917          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
918          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
919          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
920          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
921        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
922          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
923        - sfz parser: allow double spaces in sample filenames
924        - sfz parser: allow absolute paths for sample filenames
925        - use linear decay and release for filter and pitch EG
926        - bugfix: only the first amp_veltrack definition in a file was
927          used
928        - bugfix: looping was disabled if loop_start was set to 0
929        - allow regions with end=-1 to turn off other regions using the
930          group and off_by opcodes (#168)
931        - made end=0 play the whole sample
932        - fixed support for lochan and hichan opcodes (#155)
933        - fixed crash when using lochan/hichan opcodes (#187)
934        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
935        - added FLAC support (#191)
936        - sfz parser bugfix: lines starting with whitespace were ignored
937        - added amplitude opcode
938        - added support for "#include" instruction
939          (modified patch which was originally posted by Sergey on LS mailing list)
940        - bugfix: generation of velocity curves etc should not be done
941          after each "#include", only after the main file is parsed
942        - bugfix: line numbers in error messages were wrong after "#include"
943        - added support for float and 32 bit sample files
944    
945      * SoundFont format engine:
946        - Initial implementation (not usable yet)
947        - RT-safeness: avoid malloc in audio thread
948        - fixed a bug that could cause voice stealing to fail
949        - fine-tuned amplitude EG (by switching from gig to sfz EG)
950        - initial implementation of Vibrato LFO and Modulation LFO
951        - initial implementation of cutoff filter
952        - use linear decay and release for filter and pitch EG
953    
954      * Host plugins (VST, AU, LV2, DSSI):
955        - AU bugfix: failed to destroy its audio/MIDI devices
956        - Listen to all interfaces on Mac OS X (INADDR_ANY)
957        - VST bugfix: If the host called resume() before and after
958          changing sample rate or block size, the number of channels was
959          incorrectly set to two. This caused silence in Cubase 5.
960        - save engine type (gig, sfz or sf2) in plugin state
961        - VST: when opening Fantasia, look for both 32 and 64 bit Java on
962          64 bit Windows
963        - AU: changed number of output channels from one stereo to 16
964          stereo
965        - VST: made it possible to build the VST plugin for Mac
966        - AU: link AU plugin dynamically if --disable-shared isn't
967          specified
968        - LV2 "state" extension support (patch by David Robillard)
969        - VST bugfix: instrument loading hang and crashed the host when
970          the plugin was loaded a second time (#174)
971        - plugin bugfix: instrument loading hang when the plugin was
972          loaded a second time (this time it's for Linux and Mac, previous
973          similar fix was for Windows)
974        - thread safety fixes for the instrument loading thread
975        - LV2: use the new lv2 package if present
976        - VST: try to open Fantasia automatically on Linux and Mac too (on
977          Linux, the Fantasia jar should be placed in <prefix>/share/java)
978        - VST: fixed crashes on Linux Ardour and EnergyXT
979        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
980          port and audio channel routing for DSSI plugins are now visible.
981        - LV2: use urid and atom extensions instead of deprecated uri-map
982          and event
983        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
984        - LV2: changed number of output channels to 16 stereo, just like
985          the VST and AU plugins
986        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
987        - LV2: made LV2 plugin buildable on Windows and Mac
988        - VST: implemented retrieval and switching of programs using the
989          sampler's internal MIDI instrument mapping system
990    
991      * Instrument editor interface:
992        - Changed instrument editor plugin interface, providing additional
993          informations like the EngineChannel for which the instrument editor was
994          spawned for. This allows the instrument editors to interact more actively
995          with the sampler.
996    
997      * MIDI driver:
998        - ALSA MIDI driver supports now "NAME" device parameter, for overriding
999          the ALSA sequencer client name
1000        - removed limit of maximum amount of MIDI ports per MIDI device, since
1001          there is no reason for this limit
1002        - MME: fixed memory handling bug found with cppcheck
1003        - MME: removed compiler warning
1004        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
1005          which allows to retrieve the list of CoreMIDI clients / ports and to connect
1006          to them a la JACK, via the usual sampler APIs
1007        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
1008          the driver will automatically connect to other CoreMIDI clients' ports
1009          (e.g. external MIDI devices being attached to the Mac)
1010        - added support for MIDI note on velocity filter
1011        - CoreMIDI: fixed memory deallocation error
1012        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
1013          virtual keyboards in frontends / instrument editors being stuck.
1014        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
1015        - Implemented missing handling of MIDI "running status".
1016        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
1017        - MME bugfix: driver wasn't closed properly
1018        - CoreMIDI: automatically connect to all input sources by default (driver
1019          parameter "AUTO_BIND").
1020        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
1021        - CoreMIDI: fixed minor memory leak
1022    
1023      * audio driver:
1024        - ASIO driver fixes for newer gcc versions (fix from PortAudio)
1025        - JACK audio: react on sample rate changes.
1026        - JACK audio: react on buffer size changes.
1027        - JACK audio: jack_port_get_buffer() was cached and called outside
1028          RT context.
1029        - ASIO driver: removed compiler warnings
1030        - CoreAudio: fixed minor error handling bug
1031        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
1032        - JACK audio: return the JACK server's current sample rate as default value
1033          for audio device parameter "SAMPLERATE" (fixes #166).
1034    
1035      * LSCP server:
1036        - added support for sending MIDI CC messages via LSCP command
1037          "SEND CHANNEL MIDI_DATA CC <sampler-chan> <ctrl> <val>"
1038        - added LSCP command "GET AVAILABLE_EFFECTS"
1039        - added LSCP command "LIST AVAILABLE_EFFECTS"
1040        - added LSCP command "GET EFFECT INFO <effect-index>"
1041        - added LSCP command "CREATE EFFECT_INSTANCE <effect-index>"
1042        - added LSCP command
1043          "CREATE EFFECT_INSTANCE <effect-system> <module> <effect-name>"
1044        - added LSCP command "DESTROY EFFECT_INSTANCE <effect-instance>"
1045        - added LSCP command "GET EFFECT_INSTANCES"
1046        - added LSCP command "LIST EFFECT_INSTANCES"
1047        - added LSCP command "GET EFFECT_INSTANCE INFO <effect-instance>"
1048        - added LSCP command
1049          "GET EFFECT_INSTANCE_INPUT_CONTROL INFO <effect-instance> <input-control>"
1050        - added LSCP command "SET EFFECT_INSTANCE_INPUT_CONTROL VALUE
1051          <effect-instance> <input-control> <value>"
1052        - added LSCP command "GET SEND_EFFECT_CHAINS <audio-device>"
1053        - added LSCP command "LIST SEND_EFFECT_CHAINS <audio-device>"
1054        - added LSCP command "ADD SEND_EFFECT_CHAIN <audio-device>"
1055        - added LSCP command
1056          "REMOVE SEND_EFFECT_CHAIN <audio-device> <effect-chain>"
1057        - added LSCP command
1058          "GET SEND_EFFECT_CHAIN INFO <audio-device> <effect-chain>"
1059        - added LSCP command "APPEND SEND_EFFECT_CHAIN EFFECT <audio-device>
1060          <effect-chain> <effect-instance>"
1061        - added LSCP command "INSERT SEND_EFFECT_CHAIN EFFECT <audio-device>
1062          <effect-chain> <effect-chain-pos> <effect-instance>"
1063        - added LSCP command "REMOVE SEND_EFFECT_CHAIN EFFECT <audio-device>
1064          <effect-chain> <chain-pos>"
1065        - added LSCP command "SET FX_SEND EFFECT <sampler_channel>
1066          <fx_send_id> <effect_chain> <chain_pos>"
1067        - added LSCP command "REMOVE FX_SEND EFFECT <sampler_channel> <fx_send_id>"
1068        - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
1069          "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
1070          "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
1071        - provide comprehensive error messages on LSCP syntax errors
1072          (suggesting expected next non-terminal symbols)
1073        - Fixed client connection not being closed after network errors.
1074    
1075      * LSCP shell:
1076        - Added support for auto correction of obvious and trivial syntax mistakes.
1077        - Added support for auto completion by tab key.
1078        - Show currently available auto completion while typing.
1079        - Added support for browsing command history with up / down keys.
1080        - Show all possible next symbols immediately right to the current command
1081          line while typing (no double tab required for this feature, as it would
1082          be the case in other shells).
1083        - Added support for moving cursor left/right with arrow keys.
1084        - Added support for built-in LSCP reference documentation, which will
1085          automatically show the relevant LSCP reference section on screen as soon
1086          as one specific LSCP command was detected while typing on the command
1087          line.
1088    
1089      * Real-time instrument scripts:
1090        - Implemented built-in script array variable %CC.
1091        - Implemented built-in script int variable $CC_NUM.
1092        - Implemented built-in script int variable $EVENT_NOTE.
1093        - Implemented built-in script int variable $EVENT_VELOCITY.
1094        - Implemented built-in script constant variable $VCC_MONO_AT.
1095        - Implemented built-in script constant variable $VCC_PITCH_BEND.
1096        - Implemented execution of script event handler "init".
1097        - Implemented execution of script event handler "controller".
1098        - Implemented execution of script event handler "note".
1099        - Implemented execution of script event handler "release".
1100        - Implemented built-in script function "play_note()" (only two of the
1101          max. four function arguments are currently implemented yet though).
1102        - Implemented built-in script int variable $EVENT_ID.
1103        - Implemented built-in script function "ignore_event()"
1104        - Implemented built-in script function "ignore_controller()" (may have one
1105          or no argument).
1106        - Implemented built-in script function "set_controller()".
1107        - Added extended script VM for the Gigasampler/GigaStudio format sampler
1108          engine, which extends the general instrument script VM with Giga format
1109          specific variables and functions.
1110        - Giga format scripts: added built-in script int constant variables
1111          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
1112          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
1113          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
1114          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
1115          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
1116          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
1117          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
1118          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
1119          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
1120          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
1121        - Giga format scripts: Implemented built-in script function
1122          "gig_set_dim_zone(event_id, dimension, zone)".
1123        - Implemented built-in script int array variable %KEY_DOWN.
1124        - Implemented built-in script function "abs()".
1125        - Implemented built-in script function "random()".
1126        - Implemented built-in script function "num_elements()".
1127        - Implemented built-in script function "note_off()".
1128        - Implemented built-in script function "set_event_mark()".
1129        - Implemented built-in script function "delete_event_mark()".
1130        - Implemented built-in script function "by_marks()".
1131        - Added built-in script int const variables $MARK_1 to $MARK_28.
1132        - Built-in script functions "ignore_event()", "note_off()" and
1133          "gig_set_dim_zone()" now also accept an array of event IDs as argument
1134          (i.e. return value of new script function "by_marks()").
1135        - Pass/preserve polyphonic variable data from respective "note" event
1136          handler to "release" event handler.
1137        - Fixed crash when using built-in script function "by_marks()".
1138    
1139      * Bug fixes:
1140        - Fixed crash which may occur when MIDI key + transpose is out of range
1141        - minor valgrind fixes
1142        - fixed crash which occurred when changing an already deployed sampler
1143          channel to a different engine type
1144        - fixed crash when deleting a sampler channel or changing engine
1145          type while an instrument load was in progress
1146        - bugfix: playing a note while changing the instrument could cause
1147          a crash, or give "Handing back unknown region" error messages
1148        - bugfix: calling SET VOICES (which Fantasia does on start and
1149          refresh) could cause instruments to be unloaded
1150        - Mac OS X: fixed name collision of enum in EffectControl and
1151          wrong name of destructor in AudioOutputDeviceCoreAudio.cpp
1152        - Mac OS X: fixed hanging threads
1153        - Windows: disabled the previous thread fix on non-Mac systems, as
1154          it caused hanging threads on Windows
1155        - Fixed possible crashes due to corrupted MIDI/audio device list
1156          after MIDI/audio device creation failure
1157        - When creating MIDI instrument map entries with "PERSISTENT" type, the
1158          instruments were uselessly precached with zero samples, however it still
1159          took the full preloading time and on 1st program change the respective
1160          instrument was completely reloaded again.
1161        - fixed handling of rapid bank select and program change messages
1162          sent to the same sampler channel (patch from the Open Octave
1163          project, slightly adjusted)
1164        - fixed crash when trying to create an effect instance with controls
1165          which min and/or max values depend on the sample rate
1166        - fixed bug #162
1167        - bugfix: LADSPA_PATH was not evaluated correctly when containing
1168          multiple paths (#165)
1169        - thread safety fixes for the instrument loading thread
1170        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
1171          (#176)
1172        - more thread safety fixes for the instrument loading thread
1173        - sfz/sf2 engine: fixed crash when using small audio fragment size
1174        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
1175        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
1176          introduced in previous fix)
1177        - fixed crash when a channel received a program change while
1178          playing a note in a key group
1179        - fixed erroneous error message piping in VoiceBase.h
1180          (labelled "Disk stream not available in time")
1181        - Update effects on sample rate & period size changes (to avoid
1182          crashes and noise on such transitions).
1183        - ignore missing LADSPA paths without ignoring valid LADSPA paths
1184          (fixes #208)
1185        - Fixed bug in LSCP grammar definition which caused a statement like
1186          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
1187          practically irrelevant, however it caused problems with the new LSCP
1188          shell's auto completion feature).
1189        - Fixed MIDI program change messages being ignored if quickly executed
1190          after each other (fixes #231).
1191    
1192    Version 1.0.0 (31 July 2009)
1193    
1194    * packaging changes:    * packaging changes:
1195      - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,      - autoconf bugfix: the PKG_CONFIG variable wasn't initialized properly,
# Line 10  Version CVS HEAD (?) Line 1201  Version CVS HEAD (?)
1201      - fixed configure so it detects x86_64 (#107)      - fixed configure so it detects x86_64 (#107)
1202      - fixes for building with newer MinGW versions      - fixes for building with newer MinGW versions
1203      - fix for building with bison 2.4 (#111)      - fix for building with bison 2.4 (#111)
1204        - fixed building with libgig installed in a non-standard directory
1205        - minor fix in configure for mmsystem.h detection on MinGW
1206        - Windows: look for editor plugins and Fantasia using base
1207          directory of liblinuxsampler dll (look in the same directory and one
1208          directory above)
1209        - configure script fix: removed unconditional use of SSE
1210        - fixed building with sqlite installed in a non-standard directory
1211        - when cross-compiling, don't try to create instruments.db
1212        - fix for new mingw-w64 version, which has usleep
1213    
1214    * general changes:    * general changes:
1215      - bugfix: on some POSIX systems instrument editor plugins refused to      - bugfix: on some POSIX systems instrument editor plugins refused to
# Line 40  Version CVS HEAD (?) Line 1240  Version CVS HEAD (?)
1240      - automatic stacktrace mechanism is now turned off by default and can      - automatic stacktrace mechanism is now turned off by default and can
1241        be switched on by command line option "--stacktrace" (the automatic        be switched on by command line option "--stacktrace" (the automatic
1242        stacktrace mechanism seems to be broken on most systems at the moment)        stacktrace mechanism seems to be broken on most systems at the moment)
1243        - C++ API method InstrumentManager::LaunchInstrumentEditor() now returns
1244          a pointer to the launched InstrumentEditor object
1245        - added optional 3rd party user data parameter for following
1246          liblinuxsampler C++ API methods: InstrumentEditor::Main(),
1247          InstrumentEditor::Launch(),
1248          InstrumentManager::LaunchInstrumentEditor()
1249        - theoretical fix: made SynchronizedConfig follow C++0x memory
1250          model more strictly
1251        - fixes for using large audio device buffers
1252        - Windows: add the installation directory to the DLL search path
1253          when loading an editor plugin (solves problems with VST and
1254          gigedit on systems with other GTK versions installed)
1255        - updated linuxsampler man page
1256    
1257    * audio driver:    * audio driver:
1258      - removed the nonsense audio channel constraint (which was hard coded to      - removed the nonsense audio channel constraint (which was hard coded to
# Line 53  Version CVS HEAD (?) Line 1266  Version CVS HEAD (?)
1266      - JACK: use jack_client_open instead of the deprecated      - JACK: use jack_client_open instead of the deprecated
1267        jack_client_new        jack_client_new
1268      - added (experimental) CoreAudio driver      - added (experimental) CoreAudio driver
1269        - applied old fixes to the ASIO driver that were included in the
1270          previous binary release but accidentally never committed to CVS
1271          (fixes #117)
1272        - fixes for ASIO on mingw-w64 (iasio wrapper is not needed on
1273          win64)
1274        - VST: added support for sample rate and buffer size changes
1275        - VST: close editor (Fantasia) when the VST is removed
1276        - VST: avoid opening Fantasia more than once for each VST instance
1277        - VST: export main function as "main" on Linux too (fix for
1278          energyXT)
1279        - VST: changed number of output channels from one stereo to 16
1280          stereo
1281        - added channel routing, fxsends and midi maps to the settings
1282          stored in the plugin state
1283        - performance optimization of AudioChannel::MixTo() and
1284          AudioChannel::CopyTo() methods using GCC vector exensions
1285          (if available)
1286        - ASIO fixes: avoid initializing the device twice, avoid throwing
1287          exception when getting parameters from a disconnected device
1288    
1289    * MIDI driver:    * MIDI driver:
1290      - added JACK MIDI driver      - added JACK MIDI driver
1291      - dispatch bank select as ordinary CC as well, the user might seriously      - dispatch bank select as ordinary CC as well, the user might seriously
1292        want to (mis)use it for some purpose ("fixed" in all current MIDI        want to (mis)use it for some purpose ("fixed" in all current MIDI
1293        input drivers: ALSA, CoreMIDI, JACK, MidiShare, MME)        input drivers: ALSA, CoreMIDI, JACK, MidiShare, MME)
1294        - bugfix: pitch bend wasn't working with JackMidi, VST, LV2, MME,
1295          CoreMidi or AU
1296        - fixed mingw-w64 compilation error in MME driver
1297        - made program change handling in MIDI thread real-time safe by
1298          moving the logic to a non-RT thread
1299        - fixed minor memory leak in ALSA driver
1300    
1301    * instruments database:    * instruments database:
1302      - avoid time consuming samples scanning when adding instruments      - avoid time consuming samples scanning when adding instruments
# Line 67  Version CVS HEAD (?) Line 1305  Version CVS HEAD (?)
1305      - Implemented option for adding instruments in separate directories      - Implemented option for adding instruments in separate directories
1306        in the instruments database        in the instruments database
1307        (patch by Chris Cherrett & Andrew Williams, a bit adjusted)        (patch by Chris Cherrett & Andrew Williams, a bit adjusted)
1308        - work-around for missing fnmatch function on Windows to make
1309          instrument database compilable
1310        - added instrument database support on Windows
1311          works with both standalone mode and VST plugin.
1312          the instruments DB file is located in
1313          %USERPROFILE%\.linuxsampler\instruments.db which allows different
1314          databases for each windows user
1315          if no DB is present it automatically creates the .linuxsampler subdir
1316          and then creates an empty DB
1317        - fixed recursive import, which was broken on Windows
1318    
1319    * Gigasampler format engine:    * Gigasampler format engine:
1320      - 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 93  Version CVS HEAD (?) Line 1341  Version CVS HEAD (?)
1341        defined for the sampler        defined for the sampler
1342      - made it possible to create multiple sample channels even if the      - made it possible to create multiple sample channels even if the
1343        audio thread isn't running        audio thread isn't running
1344        - fixed crash when removing channel with active voices (#116)
1345        - bugfix: on sample reference changes (instrument editor), only
1346          un-cache the respective sample if it's really not used by any
1347          sampler engine anymore
1348        - re-cache samples in case they were changed by an instrument editor,
1349          e.g. when a sample was added while playing (#82)
1350        - fixed hanging notes which occured when note-off event had the exact
1351          same time stamp as the voice's note-on event and occured both in the
1352          same audio fragment cycle (fixes bug #112)
1353        - added support for the "fine tune" and "pitch bend range"
1354          instrument-level gig parameters
1355        - fixed minor artifacts in pitch bend handling
1356        - added support for GS Reset SysEx message
1357        - allow gig files to use unlimited downward pitch shifting
1358        - added a limit check for upward pitch shifting
1359        - bugfix: sometimes, when playing a note twice fast, the second
1360          note was silent
1361        - fixed crash happening when a pitch bend event arrived at the
1362          same time a new instrument was loading
1363    
1364    * LSCP server:    * LSCP server:
1365      - added new LSCP event "CHANNEL_MIDI" which can be used by frontends to      - added new LSCP event "CHANNEL_MIDI" which can be used by frontends to
# Line 118  Version CVS HEAD (?) Line 1385  Version CVS HEAD (?)
1385        which will be triggered respectively        which will be triggered respectively
1386      - bugfix: retry if "select" returns EINTR (this fixes a crash when      - bugfix: retry if "select" returns EINTR (this fixes a crash when
1387        a gigedit file dialog is opened)        a gigedit file dialog is opened)
1388        - close all connections when LSCPServer is deleted
1389        - hard close of all sockets on exit
1390        - bugfix: SET CHANNEL MIDI_INPUT_TYPE didn't work with the MME
1391          driver
1392    
1393    * Bug fixes:    * Bug fixes:
1394      - fixed a crash which occurs when removing a sampler channel waiting      - fixed a crash which occurs when removing a sampler channel waiting
# Line 133  Version CVS HEAD (?) Line 1404  Version CVS HEAD (?)
1404        GET MIDI_INPUT_DRIVER INFO        GET MIDI_INPUT_DRIVER INFO
1405        GET MIDI_INPUT_DRIVER_PARAMETER INFO        GET MIDI_INPUT_DRIVER_PARAMETER INFO
1406      - fixed possible compilation error when sqlite is not present      - fixed possible compilation error when sqlite is not present
1407        - fixed orphaned pointers when setting maximum voices limit (bug #118)
1408        - fixed crash when changing the audio output device of a sampler
1409          channel with loaded instrument and start playing notes
1410        - fixed endless loop in Engine::SuspendAll() (bug #120)
1411        - fixed a low-level atomic load function that was broken on 64-bit
1412          PowerPC, which probably could cause crashes on that platform
1413        - fixed a memory management error which could cause a crash when a
1414          plugin was unloaded
1415        - bugfix: two private structs had the same name, which could cause
1416          problems if the linker chose the wrong constructor
1417        - fixed low-level ConditionServer usage bug that caused lockups on
1418          Windows
1419    
1420    
1421  Version 0.5.1 (6 December 2007)  Version 0.5.1 (6 December 2007)

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