松浦 知也 Matsuura Tomoya

Add environment variable for getting execution-engine/audio-driver/commandline-option specific value, e.g. sample-rate. For an example of sample-rate, the audio driver is launched after the global context is evaluated because if no `dsp`...

Particularly needed for determining buffer size for delay function - temporarily implementing as part of optimization like a constant folding would be nice - For the future, should introduce `const`...

maybe protocol buffer would be better rather than JSON https://developers.google.com/protocol-buffers/docs/reference/arenas

RtAudio fails to build on macOS & GCC

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Seems like a bug in CoreAudio header files. ```zsh [cmake] [ 33%] Building CXX object CMakeFiles/rtaudio.dir/RtAudio.cpp.o [cmake] In file included from /Users/tomoya/codes/mimium/build/rtaudio-src/RtAudio.h:891, [cmake] from /Users/tomoya/codes/mimium/build/rtaudio-src/RtAudio.cpp:44: [cmake] /Applications/Xcode_11.4.1.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/System/Library/Frameworks/CoreAudio.framework/Headers/AudioHardware.h:162:2: error: expected unqualified-id...

Delay Primitive Function Implementation

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```rust delay(input,MaxSamples) ```

To expand a task scheduler's capability