fix: added missing options to EmscriptenAudioWorkletNodeCreateOptions

Author: Nikitha Mohithe

src/lib/libwebaudio.js

@@ -318,6 +318,9 @@ var LibraryWebAudio = {
       numberOfInputs: {{{ makeGetValue('options', C_STRUCTS.EmscriptenAudioWorkletNodeCreateOptions.numberOfInputs, 'i32') }}},
       numberOfOutputs: optionsOutputs,
       outputChannelCount: readChannelCountArray({{{ makeGetValue('options', C_STRUCTS.EmscriptenAudioWorkletNodeCreateOptions.outputChannelCounts, 'i32*') }}}, optionsOutputs),
+      channelCount: {{{ makeGetValue('options', C_STRUCTS.EmscriptenAudioWorkletNodeCreateOptions.channelCount, 'i32') }}},
+      channelCountMode: {{{ makeGetValue('options', C_STRUCTS.EmscriptenAudioWorkletNodeCreateOptions.channelCountMode, 'i32') }}},
+      channelInterpretation: {{{ makeGetValue('options', C_STRUCTS.EmscriptenAudioWorkletNodeCreateOptions.channelInterpretation, 'i32') }}},
       processorOptions: {
         callback,
         userData,

system/include/emscripten/webaudio.h

@@ -134,6 +134,11 @@ typedef struct EmscriptenAudioWorkletNodeCreateOptions
 	int numberOfOutputs;
 	// For each output, specifies the number of audio channels (1=mono/2=stereo/etc.) for that output. Default=an array of ones for each output channel.
 	int *outputChannelCounts;
+    // Extended options from AudioWorkletNode
+	int channelCount;
+	int channelCountMode;
+	int channelInterpretation;
+
 } EmscriptenAudioWorkletNodeCreateOptions;
 
 // Instantiates the given AudioWorkletProcessor as an AudioWorkletNode, which continuously calls the specified processCallback() function on the browser's audio thread to perform audio processing.