diff --git a/android/CMakeLists.txt b/android/CMakeLists.txt
index fcefba66..f1c7b96d 100644
--- a/android/CMakeLists.txt
+++ b/android/CMakeLists.txt
@@ -4,22 +4,33 @@ project(react-native-audio-context)
set (CMAKE_VERBOSE_MAKEFILE ON)
set (CMAKE_CXX_STANDARD 14)
-add_library(react-native-audio-context
- SHARED
- ../cpp/JSIExampleHostObject.cpp
- cpp-adapter.cpp
-)
+include(../node_modules/react-native/ReactAndroid/cmake-utils/folly-flags.cmake)
+add_compile_options(${folly_FLAGS})
-# Specifies a path to native header files.
include_directories(
- ../cpp
- ../node_modules/react-native/ReactCommon/jsi
+ ../cpp
+ src/main/cpp
+ ../node_modules/react-native/ReactCommon/jsi
+ ../node_modules/react-native/ReactAndroid/src/main/jni/react/jni
+ ../node_modules/react-native/ReactAndroid/src/main/jni/third-party/folly
+)
+
+add_library(react-native-audio-context SHARED
+ src/main/cpp/OnLoad.cpp
+ src/main/cpp/AudioContext
+ src/main/cpp/OscillatorNode
+ ../cpp/AudioContextHostObject
+ ../cpp/OscillatorNodeHostObject
)
find_package(ReactAndroid REQUIRED CONFIG)
+find_package(fbjni REQUIRED CONFIG)
-target_link_libraries(
- react-native-audio-context
- ReactAndroid::jsi
- android
+target_link_libraries(react-native-audio-context
+ ReactAndroid::jsi
+ ReactAndroid::reactnativejni
+ fbjni::fbjni
+ ReactAndroid::folly_runtime
+ android
+ log
)
diff --git a/android/build.gradle b/android/build.gradle
index 431dd98a..65874cc2 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -72,6 +72,10 @@ android {
}
}
+ packagingOptions {
+ excludes = ["**/libc++_shared.so", "**/libfbjni.so", "**/libjsi.so", "**/libreactnativejni.so", "**/libfolly_json.so", "**/libreanimated.so", "**/libjscexecutor.so", "**/libhermes.so"]
+ }
+
externalNativeBuild {
cmake {
path "CMakeLists.txt"
@@ -125,6 +129,7 @@ dependencies {
//noinspection GradleDynamicVersion
implementation "com.facebook.react:react-native:+"
implementation 'androidx.core:core-ktx:1.13.1'
+ implementation 'com.facebook.fbjni:fbjni:0.6.0'
}
if (isNewArchitectureEnabled()) {
diff --git a/android/cpp-adapter.cpp b/android/cpp-adapter.cpp
deleted file mode 100644
index a7b0247d..00000000
--- a/android/cpp-adapter.cpp
+++ /dev/null
@@ -1,20 +0,0 @@
-#include <jni.h>
-#include <jsi/jsi.h>
-#include "JSIExampleHostObject.h"
-
-using namespace facebook;
-
-void install(jsi::Runtime& runtime) {
- auto hostObject = std::make_shared<example::JSIExampleHostObject>();
- auto object = jsi::Object::createFromHostObject(runtime, hostObject);
- runtime.global().setProperty(runtime, "__JSIExampleProxy", std::move(object));
-}
-
-extern "C"
-JNIEXPORT void JNICALL
-Java_com_audiocontext_jsi_JSIExampleModule_00024Companion_nativeInstall(JNIEnv *env, jobject clazz, jlong jsiPtr) {
- auto runtime = reinterpret_cast<jsi::Runtime*>(jsiPtr);
- if (runtime) {
- install(*runtime);
- }
-}
diff --git a/android/src/main/cpp/AudioContext.cpp b/android/src/main/cpp/AudioContext.cpp
new file mode 100644
index 00000000..731d04a2
--- /dev/null
+++ b/android/src/main/cpp/AudioContext.cpp
@@ -0,0 +1,28 @@
+#include "AudioContext.h"
+#include "AudioContextHostObject.h"
+#include "OscillatorNode.h"
+#include <fbjni/fbjni.h>
+#include <jsi/jsi.h>
+#include <android/log.h>
+
+namespace audiocontext {
+
+ using namespace facebook::jni;
+
+ AudioContext::AudioContext(jni::alias_ref<AudioContext::jhybridobject> &jThis,
+ jlong jsContext): javaObject_(make_global(jThis)) {
+ auto runtime = reinterpret_cast<jsi::Runtime *>(jsContext);
+ auto hostObject = std::make_shared<AudioContextHostObject>(this);
+ auto object = jsi::Object::createFromHostObject(*runtime, hostObject);
+ runtime->global().setProperty(*runtime, "__AudioContextProxy", std::move(object));
+ }
+
+ jsi::Object AudioContext::createOscillator() {
+ static const auto method = javaClassLocal()->getMethod<OscillatorNode()>("createOscillator");
+ auto oscillator = method(javaObject_.get());
+ auto oscillatorCppInstance = oscillator->cthis();
+
+ return oscillatorCppInstance->createOscillatorNodeHostObject();
+ }
+
+} // namespace audiocontext
diff --git a/android/src/main/cpp/AudioContext.h b/android/src/main/cpp/AudioContext.h
new file mode 100644
index 00000000..d50a1775
--- /dev/null
+++ b/android/src/main/cpp/AudioContext.h
@@ -0,0 +1,41 @@
+#pragma once
+
+#include <fbjni/fbjni.h>
+#include <jsi/jsi.h>
+#include <react/jni/CxxModuleWrapper.h>
+#include <react/jni/JMessageQueueThread.h>
+#include "AudioContextHostObject.h"
+#include "OscillatorNode.h"
+
+namespace audiocontext {
+
+ using namespace facebook;
+ using namespace facebook::jni;
+
+ class AudioContext : public jni::HybridClass<AudioContext> {
+ public:
+ static auto constexpr kJavaDescriptor = "Lcom/audiocontext/context/AudioContext;";
+
+ static jni::local_ref<AudioContext::jhybriddata> initHybrid(jni::alias_ref<jhybridobject> jThis, jlong jsContext)
+ {
+ return makeCxxInstance(jThis, jsContext);
+ }
+
+ static void registerNatives() {
+ registerHybrid({
+ makeNativeMethod("initHybrid", AudioContext::initHybrid),
+ });
+ }
+
+ jsi::Object createOscillator();
+
+ private:
+ friend HybridBase;
+
+ global_ref<AudioContext::javaobject> javaObject_;
+ std::shared_ptr<jsi::Runtime> runtime_;
+
+ explicit AudioContext(jni::alias_ref<AudioContext::jhybridobject>& jThis, jlong jsContext);
+ };
+
+} // namespace audiocontext
diff --git a/android/src/main/cpp/OnLoad.cpp b/android/src/main/cpp/OnLoad.cpp
new file mode 100644
index 00000000..93daacda
--- /dev/null
+++ b/android/src/main/cpp/OnLoad.cpp
@@ -0,0 +1,13 @@
+#include <fbjni/fbjni.h>
+#include "OscillatorNode.h"
+#include "AudioContext.h"
+
+using namespace audiocontext;
+
+JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM *vm, void *reserved)
+{
+ return facebook::jni::initialize(vm, [] {
+ OscillatorNode::registerNatives();
+ AudioContext::registerNatives();
+ });
+}
diff --git a/android/src/main/cpp/OscillatorNode.cpp b/android/src/main/cpp/OscillatorNode.cpp
new file mode 100644
index 00000000..5e3899b3
--- /dev/null
+++ b/android/src/main/cpp/OscillatorNode.cpp
@@ -0,0 +1,48 @@
+#include "OscillatorNode.h"
+#include <fbjni/fbjni.h>
+#include <jsi/jsi.h>
+#include <android/log.h>
+
+namespace audiocontext {
+
+ using namespace facebook::jni;
+
+ OscillatorNode::OscillatorNode(jni::alias_ref<OscillatorNode::jhybridobject> &jThis, jlong jsContext)
+ : javaObject_(make_global(jThis)), jsContext(jsContext){}
+
+ jsi::Object OscillatorNode::createOscillatorNodeHostObject() {
+ auto runtime = reinterpret_cast<jsi::Runtime *>(jsContext);
+ auto hostObject = std::make_shared<OscillatorNodeHostObject>(this);
+ return jsi::Object::createFromHostObject(*runtime, hostObject);
+ }
+
+ void OscillatorNode::start() {
+ static const auto method = javaClassStatic()->getMethod<void()>("start");
+ method(javaObject_.get());
+ }
+
+ void OscillatorNode::stop() {
+ static const auto method = javaClassStatic()->getMethod<void()>("stop");
+ method(javaObject_.get());
+ }
+
+ void OscillatorNode::setFrequency(jdouble frequency) {
+ static const auto method = javaClassStatic()->getMethod<void(jdouble)>("setFrequency");
+ method(javaObject_.get(), frequency);
+ }
+
+ void OscillatorNode::setDetune(jdouble detune) {
+ static const auto method = javaClassStatic()->getMethod<void(jdouble)>("setDetune");
+ method(javaObject_.get(), detune);
+ }
+
+ jdouble OscillatorNode::getFrequency() {
+ static const auto method = javaClassLocal()->getMethod<jdouble()>("getFrequency");
+ return method(javaObject_.get());
+ }
+
+ jdouble OscillatorNode::getDetune() {
+ static const auto method = javaClassStatic()->getMethod<jdouble()>("getDetune");
+ return method(javaObject_.get());
+ }
+} // namespace audiocontext
diff --git a/android/src/main/cpp/OscillatorNode.h b/android/src/main/cpp/OscillatorNode.h
new file mode 100644
index 00000000..8471ab17
--- /dev/null
+++ b/android/src/main/cpp/OscillatorNode.h
@@ -0,0 +1,47 @@
+#pragma once
+
+#include <fbjni/fbjni.h>
+#include <jsi/jsi.h>
+#include <react/jni/CxxModuleWrapper.h>
+#include <react/jni/JMessageQueueThread.h>
+#include "OscillatorNodeHostObject.h"
+
+namespace audiocontext {
+
+ using namespace facebook;
+ using namespace facebook::jni;
+
+ class OscillatorNode : public jni::HybridClass<OscillatorNode> {
+ public:
+ static auto constexpr kJavaDescriptor = "Lcom/audiocontext/nodes/oscillator/OscillatorNode;";
+
+ static jni::local_ref<OscillatorNode::jhybriddata> initHybrid(jni::alias_ref<jhybridobject> jThis, jlong jsContext)
+ {
+ return makeCxxInstance(jThis, jsContext);
+ }
+
+ static void registerNatives() {
+ registerHybrid({
+ makeNativeMethod("initHybrid", OscillatorNode::initHybrid),
+ });
+ }
+
+ void start();
+ void stop();
+ void setFrequency(jdouble frequency);
+ void setDetune(jdouble detune);
+ jdouble getFrequency();
+ jdouble getDetune();
+
+ jsi::Object createOscillatorNodeHostObject();
+
+ private:
+ friend HybridBase;
+
+ global_ref<OscillatorNode::javaobject> javaObject_;
+ jlong jsContext;
+
+ explicit OscillatorNode(jni::alias_ref<OscillatorNode::jhybridobject>& jThis, jlong jsContext);
+ };
+
+} // namespace audiocontext
diff --git a/android/src/main/java/com/audiocontext/JSIExamplePackage.kt b/android/src/main/java/com/audiocontext/AudioContextPackage.kt
similarity index 72%
rename from android/src/main/java/com/audiocontext/JSIExamplePackage.kt
rename to android/src/main/java/com/audiocontext/AudioContextPackage.kt
index 81750b80..e4cb0d94 100644
--- a/android/src/main/java/com/audiocontext/JSIExamplePackage.kt
+++ b/android/src/main/java/com/audiocontext/AudioContextPackage.kt
@@ -1,14 +1,14 @@
package com.audiocontext
-import com.audiocontext.jsi.JSIExampleModule
+import com.audiocontext.nativemodules.AudioContextModule
import com.facebook.react.ReactPackage
import com.facebook.react.bridge.NativeModule
import com.facebook.react.bridge.ReactApplicationContext
import com.facebook.react.uimanager.ViewManager
-class JSIExamplePackage : ReactPackage {
+class AudioContextPackage : ReactPackage {
override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> {
- return listOf<NativeModule>(JSIExampleModule(reactContext))
+ return listOf<NativeModule>(AudioContextModule(reactContext))
}
override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<*, *>> {
diff --git a/android/src/main/java/com/audiocontext/context/AudioContext.kt b/android/src/main/java/com/audiocontext/context/AudioContext.kt
new file mode 100644
index 00000000..86f02201
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/context/AudioContext.kt
@@ -0,0 +1,40 @@
+package com.audiocontext.context
+
+import android.media.AudioTrack
+import com.audiocontext.nodes.AudioDestinationNode
+import com.audiocontext.nodes.AudioNode
+import com.audiocontext.nodes.oscillator.OscillatorNode
+import com.facebook.jni.HybridData
+import com.facebook.react.bridge.ReactApplicationContext
+import java.util.concurrent.CopyOnWriteArrayList
+
+class AudioContext(private val reactContext: ReactApplicationContext) : BaseAudioContext {
+ override var sampleRate: Int = 44100
+ override val destination: AudioDestinationNode = AudioDestinationNode(this)
+ override val sources = CopyOnWriteArrayList<AudioNode>()
+
+ private val mHybridData: HybridData?;
+
+ companion object {
+ init {
+ System.loadLibrary("react-native-audio-context")
+ }
+ }
+
+ init {
+ mHybridData = initHybrid(reactContext.javaScriptContextHolder!!.get())
+ }
+
+ external fun initHybrid(l: Long): HybridData?
+
+ private fun addNode(node: AudioNode) {
+ sources.add(node)
+ }
+
+ override fun createOscillator(): OscillatorNode {
+ val oscillator = OscillatorNode(this, reactContext)
+ oscillator.connect(destination)
+ addNode(oscillator)
+ return oscillator
+ }
+}
diff --git a/android/src/main/java/com/audiocontext/context/BaseAudioContext.kt b/android/src/main/java/com/audiocontext/context/BaseAudioContext.kt
new file mode 100644
index 00000000..80175c5d
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/context/BaseAudioContext.kt
@@ -0,0 +1,15 @@
+package com.audiocontext.context
+
+import android.media.AudioTrack
+import com.audiocontext.nodes.AudioDestinationNode
+import com.audiocontext.nodes.AudioNode
+import com.audiocontext.nodes.oscillator.OscillatorNode
+import com.facebook.jni.HybridData
+
+interface BaseAudioContext {
+ val sampleRate: Int
+ val destination: AudioDestinationNode
+ val sources: List<AudioNode>
+
+ abstract fun createOscillator(): OscillatorNode
+}
diff --git a/android/src/main/java/com/audiocontext/jsi/JSIExampleModule.kt b/android/src/main/java/com/audiocontext/jsi/JSIExampleModule.kt
deleted file mode 100644
index 371c2886..00000000
--- a/android/src/main/java/com/audiocontext/jsi/JSIExampleModule.kt
+++ /dev/null
@@ -1,36 +0,0 @@
-package com.audiocontext.jsi
-
-import android.util.Log
-import com.facebook.react.bridge.ReactApplicationContext
-import com.facebook.react.bridge.ReactContextBaseJavaModule
-import com.facebook.react.bridge.ReactMethod
-import com.facebook.react.module.annotations.ReactModule
-
-@ReactModule(name = JSIExampleModule.NAME)
-class JSIExampleModule(reactContext: ReactApplicationContext?) :
- ReactContextBaseJavaModule(reactContext) {
- override fun getName(): String {
- return NAME
- }
-
- @ReactMethod(isBlockingSynchronousMethod = true)
- fun install(): Boolean {
- try {
- System.loadLibrary("react-native-audio-context")
-
- val jsContext = reactApplicationContext.javaScriptContextHolder
-
- nativeInstall(jsContext!!.get())
- return true
- } catch (exception: Exception) {
- Log.e(NAME, "Failed to install JSI Bindings for react-native-audio-context", exception)
- return false
- }
- }
-
- companion object {
- const val NAME: String = "JSIExample"
-
- private external fun nativeInstall(jsiPtr: Long)
- }
-}
diff --git a/android/src/main/java/com/audiocontext/nativemodules/AudioContextModule.kt b/android/src/main/java/com/audiocontext/nativemodules/AudioContextModule.kt
new file mode 100644
index 00000000..97440cb7
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/nativemodules/AudioContextModule.kt
@@ -0,0 +1,18 @@
+package com.audiocontext.nativemodules
+
+import com.audiocontext.context.AudioContext
+import com.facebook.react.bridge.ReactApplicationContext
+import com.facebook.react.bridge.ReactContextBaseJavaModule
+import com.facebook.react.bridge.ReactMethod
+
+class AudioContextModule(private val reactContext: ReactApplicationContext) : ReactContextBaseJavaModule(reactContext) {
+
+ override fun getName(): String {
+ return "AudioContextModule"
+ }
+
+ @ReactMethod(isBlockingSynchronousMethod = true)
+ fun initAudioContext() {
+ AudioContext(reactContext)
+ }
+}
diff --git a/android/src/main/java/com/audiocontext/nodes/AudioDestinationNode.kt b/android/src/main/java/com/audiocontext/nodes/AudioDestinationNode.kt
new file mode 100644
index 00000000..96c121a0
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/nodes/AudioDestinationNode.kt
@@ -0,0 +1,14 @@
+package com.audiocontext.nodes
+
+import android.media.AudioTrack
+import com.audiocontext.context.BaseAudioContext
+
+
+class AudioDestinationNode(context: BaseAudioContext): AudioNode(context) {
+ override val numberOfInputs = 1
+ override val numberOfOutputs = 0
+
+ override fun process(buffer: ShortArray, audioTrack: AudioTrack) {
+ audioTrack.write(buffer, 0, buffer.size)
+ }
+}
diff --git a/android/src/main/java/com/audiocontext/nodes/AudioNode.kt b/android/src/main/java/com/audiocontext/nodes/AudioNode.kt
new file mode 100644
index 00000000..9c68beaa
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/nodes/AudioNode.kt
@@ -0,0 +1,25 @@
+package com.audiocontext.nodes
+
+import android.media.AudioTrack
+import com.audiocontext.context.BaseAudioContext
+
+
+abstract class AudioNode(val context: BaseAudioContext) {
+ abstract val numberOfInputs: Int;
+ abstract val numberOfOutputs: Int;
+ private val connectedNodes = mutableListOf<AudioNode>()
+
+ fun connect(destination: AudioNode) {
+ if(this.numberOfOutputs > 0) {
+ connectedNodes.add(destination)
+ }
+ }
+
+ fun disconnect() {
+ connectedNodes.clear()
+ }
+
+ open fun process(buffer: ShortArray, audioTrack: AudioTrack) {
+ connectedNodes.forEach { it.process(buffer, audioTrack) }
+ }
+}
diff --git a/android/src/main/java/com/audiocontext/nodes/AudioScheduledSourceNode.kt b/android/src/main/java/com/audiocontext/nodes/AudioScheduledSourceNode.kt
new file mode 100644
index 00000000..b2fcc5d6
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/nodes/AudioScheduledSourceNode.kt
@@ -0,0 +1,8 @@
+package com.audiocontext.nodes
+
+import com.audiocontext.context.BaseAudioContext
+
+abstract class AudioScheduledSourceNode(context: BaseAudioContext) : AudioNode(context) {
+ abstract fun start()
+ abstract fun stop()
+}
diff --git a/android/src/main/java/com/audiocontext/nodes/oscillator/OscillatorNode.kt b/android/src/main/java/com/audiocontext/nodes/oscillator/OscillatorNode.kt
new file mode 100644
index 00000000..f05373a4
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/nodes/oscillator/OscillatorNode.kt
@@ -0,0 +1,120 @@
+package com.audiocontext.nodes.oscillator
+
+import android.media.AudioFormat
+import android.media.AudioManager
+import android.media.AudioTrack
+import android.util.Log
+import com.audiocontext.context.BaseAudioContext
+import com.audiocontext.nodes.AudioScheduledSourceNode
+import com.facebook.jni.HybridData
+import com.facebook.react.bridge.ReactApplicationContext
+import kotlin.math.abs
+import kotlin.math.floor
+import kotlin.math.sin
+
+class OscillatorNode(context: BaseAudioContext, reactContext: ReactApplicationContext) : AudioScheduledSourceNode(context) {
+ override val numberOfInputs: Int = 0
+ override val numberOfOutputs: Int = 1
+ private var frequency: Double = 440.0
+ private var detune: Double = 0.0
+ private var waveType: WaveType = WaveType.SINE
+
+ private val audioTrack: AudioTrack
+ @Volatile private var isPlaying: Boolean = false
+ private var playbackThread: Thread? = null
+ private var buffer: ShortArray = ShortArray(1024)
+
+ private val mHybridData: HybridData?;
+
+ companion object {
+ init {
+ System.loadLibrary("react-native-audio-context")
+ }
+ }
+
+ init {
+ mHybridData = initHybrid(reactContext.javaScriptContextHolder!!.get())
+ val bufferSize = AudioTrack.getMinBufferSize(
+ context.sampleRate,
+ AudioFormat.CHANNEL_OUT_MONO, AudioFormat.ENCODING_PCM_16BIT)
+ this.audioTrack = AudioTrack(
+ AudioManager.STREAM_MUSIC, context.sampleRate, AudioFormat.CHANNEL_OUT_MONO,
+ AudioFormat.ENCODING_PCM_16BIT, bufferSize, AudioTrack.MODE_STREAM
+ )
+ }
+
+ external fun initHybrid(l: Long): HybridData?
+
+ fun getFrequency(): Double {
+ return frequency
+ }
+
+ fun getDetune(): Double {
+ return detune
+ }
+
+ fun setFrequency(frequency: Double) {
+ this.frequency = frequency
+ }
+
+ fun setDetune(detune: Double) {
+ this.detune = detune
+ }
+
+ override fun start() {
+ if(isPlaying) {
+ return
+ }
+
+ isPlaying = true
+ audioTrack.play()
+ playbackThread = Thread { generateSound() }.apply{ start()}
+ }
+
+ override fun stop() {
+ if(!isPlaying) {
+ return
+ }
+
+ isPlaying = false
+ audioTrack.stop()
+ playbackThread?.join()
+ }
+
+ private fun generateSound() {
+ var wavePhase = 0.0
+ var phaseChange: Double
+
+ while(isPlaying) {
+ phaseChange = 2 * Math.PI * (frequency + detune) / context.sampleRate
+
+ for(i in buffer.indices) {
+ buffer[i] = when(waveType) {
+ WaveType.SINE -> sineWaveBuffer(wavePhase)
+ WaveType.SQUARE -> squareWaveBuffer(wavePhase)
+ WaveType.SAWTOOTH -> sawtoothWaveBuffer(wavePhase)
+ WaveType.TRIANGLE -> triangleWaveBuffer(wavePhase)
+ }
+ wavePhase += phaseChange
+ }
+ process(buffer, audioTrack)
+ }
+ audioTrack.flush()
+ }
+
+ private fun sineWaveBuffer(wavePhase: Double): Short {
+ return (sin(wavePhase) * Short.MAX_VALUE).toInt().toShort()
+ }
+
+ private fun squareWaveBuffer(wavePhase: Double): Short {
+ return ((if (sin(wavePhase) >= 0) 1 else -1) * Short.MAX_VALUE).toShort()
+ }
+
+ private fun sawtoothWaveBuffer(wavePhase: Double): Short {
+ return ((2 * (wavePhase / (2 * Math.PI) - floor(wavePhase / (2 * Math.PI) + 0.5))) * Short.MAX_VALUE).toInt().toShort()
+ }
+
+ private fun triangleWaveBuffer(wavePhase: Double): Short {
+ return ((2 * abs(2 * (wavePhase / (2 * Math.PI) - floor(wavePhase / (2 * Math.PI) + 0.5))) - 1) * Short.MAX_VALUE).toInt().toShort()
+ }
+}
diff --git a/android/src/main/java/com/audiocontext/nodes/oscillator/WaveType.kt b/android/src/main/java/com/audiocontext/nodes/oscillator/WaveType.kt
new file mode 100644
index 00000000..5d506dca
--- /dev/null
+++ b/android/src/main/java/com/audiocontext/nodes/oscillator/WaveType.kt
@@ -0,0 +1,20 @@
+package com.audiocontext.nodes.oscillator
+
+enum class WaveType {
+ SINE,
+ SQUARE,
+ SAWTOOTH,
+ TRIANGLE;
+
+ companion object {
+ fun fromString(type: String): WaveType {
+ return when (type.uppercase()) {
+ "SINE" -> SINE
+ "SQUARE" -> SQUARE
+ "SAWTOOTH" -> SAWTOOTH
+ "TRIANGLE" -> TRIANGLE
+ else -> throw IllegalArgumentException("Unknown wave type: $type")
+ }
+ }
+ }
+}
diff --git a/cpp/AudioContextHostObject.cpp b/cpp/AudioContextHostObject.cpp
new file mode 100644
index 00000000..6a16841b
--- /dev/null
+++ b/cpp/AudioContextHostObject.cpp
@@ -0,0 +1,35 @@
+#include "AudioContextHostObject.h"
+
+namespace audiocontext {
+ using namespace facebook;
+
+ std::vector<jsi::PropNameID> AudioContextHostObject::getPropertyNames(jsi::Runtime& runtime) {
+ std::vector<jsi::PropNameID> propertyNames;
+ propertyNames.push_back(jsi::PropNameID::forUtf8(runtime, "createOscillator"));
+ return propertyNames;
+ }
+
+ jsi::Value AudioContextHostObject::get(jsi::Runtime& runtime, const jsi::PropNameID& propNameId) {
+ auto propName = propNameId.utf8(runtime);
+
+ if(propName == "createOscillator") {
+ return createOscillator(runtime, propNameId);
+ }
+
+ throw std::runtime_error("Not yet implemented!");
+ }
+
+ void AudioContextHostObject::set(jsi::Runtime& runtime, const jsi::PropNameID& propNameId, const jsi::Value& value) {
+ auto propName = propNameId.utf8(runtime);
+
+ throw std::runtime_error("Not yet implemented!");
+ }
+
+ jsi::Value AudioContextHostObject::createOscillator(jsi::Runtime &runtime,
+ const jsi::PropNameID &propNameId) {
+ return jsi::Function::createFromHostFunction(runtime, propNameId, 0, [this](jsi::Runtime& runtime, const jsi::Value& thisValue, const jsi::Value* arguments, size_t count) -> jsi::Value {
+ return audiocontext_->createOscillator();
+ });
+ }
+
+}
diff --git a/cpp/AudioContextHostObject.h b/cpp/AudioContextHostObject.h
new file mode 100644
index 00000000..af9e07fd
--- /dev/null
+++ b/cpp/AudioContextHostObject.h
@@ -0,0 +1,26 @@
+#pragma once
+
+#include <jsi/jsi.h>
+#include <fbjni/fbjni.h>
+#include <fbjni/detail/Hybrid.h>
+#include "AudioContext.h"
+
+namespace audiocontext {
+ using namespace facebook;
+
+ class AudioContext;
+
+ class AudioContextHostObject : public jsi::HostObject {
+ private:
+ AudioContext* audiocontext_;
+
+ public:
+ explicit AudioContextHostObject(AudioContext* audiocontext) : audiocontext_(audiocontext) {}
+
+ jsi::Value get(jsi::Runtime& runtime, const jsi::PropNameID& name) override;
+ void set(jsi::Runtime& runtime, const jsi::PropNameID& name, const jsi::Value& value) override;
+ std::vector<jsi::PropNameID> getPropertyNames(jsi::Runtime& rt) override;
+
+ jsi::Value createOscillator(jsi::Runtime& runtime, const jsi::PropNameID& propNameId);
+ };
+} // namespace audiocontext
diff --git a/cpp/JSIExampleHostObject.cpp b/cpp/JSIExampleHostObject.cpp
deleted file mode 100644
index bc55ccb1..00000000
--- a/cpp/JSIExampleHostObject.cpp
+++ /dev/null
@@ -1,51 +0,0 @@
-#include "JSIExampleHostObject.h"
-#include <jsi/jsi.h>
-
-namespace example {
- using namespace facebook;
-
- std::vector<jsi::PropNameID> JSIExampleHostObject::getPropertyNames(jsi::Runtime &runtime)
- {
- std::vector<jsi::PropNameID> propertyNames;
- propertyNames.push_back(jsi::PropNameID::forAscii(runtime, "multiply"));
- return propertyNames;
- }
-
- jsi::Value JSIExampleHostObject::get(jsi::Runtime &runtime, const jsi::PropNameID &propNameId) {
- auto propName = propNameId.utf8(runtime);
-
- if (propName == "multiply") {
- return jsi::Function::createFromHostFunction(runtime, propNameId, 2,
- [this](jsi::Runtime &rt, const jsi::Value &, const jsi::Value *args, size_t count) {
- if (count != 2) {
- throw std::invalid_argument("multiply expects exactly two arguments");
- }
- return this->multiply(rt, args[0], args[1]);
- });
- }
-
- throw std::runtime_error("Not yet implemented!");
- }
-
- void JSIExampleHostObject::set(jsi::Runtime &runtime, const jsi::PropNameID &propNameId, const jsi::Value &value)
- {
- auto propName = propNameId.utf8(runtime);
- if (propName == "multiply")
- {
- // Do nothing
- return;
- }
- throw std::runtime_error("Not yet implemented!");
- }
-
- jsi::Value JSIExampleHostObject::multiply(jsi::Runtime &runtime, const jsi::Value &value, const jsi::Value &value2) {
- if (value.isNumber() && value2.isNumber()) {
- // Extract numbers and add them
- double result = value.asNumber() + value2.asNumber();
- return jsi::Value(result);
- } else {
- // Handle other cases (e.g., one is a number and the other is a string)
- return jsi::Value::undefined();
- }
- }
-}
diff --git a/cpp/JSIExampleHostObject.h b/cpp/JSIExampleHostObject.h
deleted file mode 100644
index 2ea3a4ba..00000000
--- a/cpp/JSIExampleHostObject.h
+++ /dev/null
@@ -1,25 +0,0 @@
-#ifndef JSIEXAMPLEHOSTOBJECT_H
-#define JSIEXAMPLEHOSTOBJECT_H
-
-#include <jsi/jsi.h>
-
-namespace example
-{
-
- using namespace facebook;
-
- class JSI_EXPORT JSIExampleHostObject : public jsi::HostObject
- {
- public:
- explicit JSIExampleHostObject() = default;
-
- public:
- jsi::Value get(jsi::Runtime &, const jsi::PropNameID &name) override;
- void set(jsi::Runtime &, const jsi::PropNameID &name, const jsi::Value &value) override;
- std::vector<jsi::PropNameID> getPropertyNames(jsi::Runtime &rt) override;
- static jsi::Value multiply(jsi::Runtime &, const jsi::Value &value, const jsi::Value &value2);
- };
-
-} // namespace margelo
-
-#endif /* JSIEXAMPLEHOSTOBJECT_H */
diff --git a/cpp/OscillatorNodeHostObject.cpp b/cpp/OscillatorNodeHostObject.cpp
new file mode 100644
index 00000000..9d387fcc
--- /dev/null
+++ b/cpp/OscillatorNodeHostObject.cpp
@@ -0,0 +1,84 @@
+#include "OscillatorNodeHostObject.h"
+#include <android/log.h>
+
+namespace audiocontext {
+ using namespace facebook;
+
+ std::vector<jsi::PropNameID> OscillatorNodeHostObject::getPropertyNames(jsi::Runtime& runtime) {
+ std::vector<jsi::PropNameID> propertyNames;
+ propertyNames.push_back(jsi::PropNameID::forAscii(runtime, "start"));
+ propertyNames.push_back(jsi::PropNameID::forAscii(runtime, "stop"));
+ return propertyNames;
+ }
+
+ jsi::Value OscillatorNodeHostObject::get(jsi::Runtime& runtime, const jsi::PropNameID& propNameId) {
+ auto propName = propNameId.utf8(runtime);
+
+ if (propName == "start") {
+ return start(runtime, propNameId);
+ }
+
+ if (propName == "stop") {
+ return stop(runtime, propNameId);
+ }
+
+ if (propName == "frequency") {
+ return frequency(runtime, propNameId);
+ }
+
+ if (propName == "detune") {
+ return detune(runtime, propNameId);
+ }
+
+ throw std::runtime_error("Prop not yet implemented!");
+ }
+
+ void OscillatorNodeHostObject::set(jsi::Runtime& runtime, const jsi::PropNameID& propNameId, const jsi::Value& value) {
+ auto propName = propNameId.utf8(runtime);
+
+ if (propName == "frequency") {
+ auto frequency = value.asNumber();
+ oscillator_->setFrequency(frequency);
+ return;
+ }
+
+ if (propName == "detune") {
+ auto detune = value.asNumber();
+ oscillator_->setDetune(detune);
+ return;
+ }
+
+ throw std::runtime_error("Not yet implemented!");
+ }
+
+ jsi::Value OscillatorNodeHostObject::start(jsi::Runtime& runtime, const jsi::PropNameID& propNameId) {
+ return jsi::Function::createFromHostFunction(runtime, propNameId, 0, [this](jsi::Runtime& rt, const jsi::Value& thisValue, const jsi::Value* args, size_t count) -> jsi::Value {
+ oscillator_->start();
+ return jsi::Value::undefined();
+ });
+ }
+
+ jsi::Value OscillatorNodeHostObject::stop(jsi::Runtime &runtime,
+ const jsi::PropNameID &propNameId) {
+ return jsi::Function::createFromHostFunction(runtime, propNameId, 0, [this](jsi::Runtime& rt, const jsi::Value& thisValue, const jsi::Value* args, size_t count) -> jsi::Value {
+ oscillator_->stop();
+ return jsi::Value::undefined();
+ });
+ }
+
+ jsi::Value OscillatorNodeHostObject::frequency(jsi::Runtime &runtime,
+ const jsi::PropNameID &propNameId) {
+ return jsi::Function::createFromHostFunction(runtime, propNameId, 0, [this](jsi::Runtime& rt, const jsi::Value& thisValue, const jsi::Value* args, size_t count) -> jsi::Value {
+ auto frequency = oscillator_->getFrequency();
+ return jsi::Value(frequency);
+ });
+ }
+
+ jsi::Value OscillatorNodeHostObject::detune(jsi::Runtime &runtime,
+ const jsi::PropNameID &propNameId) {
+ return jsi::Function::createFromHostFunction(runtime, propNameId, 0, [this](jsi::Runtime& rt, const jsi::Value& thisValue, const jsi::Value* args, size_t count) -> jsi::Value {
+ auto detune = oscillator_->getDetune();
+ return jsi::Value(detune);
+ });
+ }
+}
diff --git a/cpp/OscillatorNodeHostObject.h b/cpp/OscillatorNodeHostObject.h
new file mode 100644
index 00000000..9a0822f9
--- /dev/null
+++ b/cpp/OscillatorNodeHostObject.h
@@ -0,0 +1,29 @@
+#pragma once
+
+#include <jsi/jsi.h>
+#include <fbjni/fbjni.h>
+#include <fbjni/detail/Hybrid.h>
+#include "OscillatorNode.h"
+
+namespace audiocontext {
+ using namespace facebook;
+
+ class OscillatorNode;
+
+ class OscillatorNodeHostObject : public jsi::HostObject {
+ private:
+ OscillatorNode* oscillator_;
+
+ public:
+ explicit OscillatorNodeHostObject(OscillatorNode* oscillator) : oscillator_(oscillator) {}
+
+ jsi::Value get(jsi::Runtime& runtime, const jsi::PropNameID& name) override;
+ void set(jsi::Runtime& runtime, const jsi::PropNameID& name, const jsi::Value& value) override;
+ std::vector<jsi::PropNameID> getPropertyNames(jsi::Runtime& rt) override;
+
+ jsi::Value start(jsi::Runtime& runtime, const jsi::PropNameID& propNameId);
+ jsi::Value stop(jsi::Runtime& runtime, const jsi::PropNameID& propNameId);
+ jsi::Value frequency(jsi::Runtime& runtime, const jsi::PropNameID& propNameId);
+ jsi::Value detune(jsi::Runtime& runtime, const jsi::PropNameID& propNameId);
+ };
+} // namespace audiocontext
diff --git a/example/src/App.tsx b/example/src/App.tsx
index a17ec8af..e3c9ce43 100644
--- a/example/src/App.tsx
+++ b/example/src/App.tsx
@@ -1,47 +1,55 @@
-import React from 'react';
-import { StyleSheet, View, Text } from 'react-native';
-import JSIExample from '../../src/JSIExample/JSIExample';
+/* eslint-disable react/react-in-jsx-scope */
+import { Button, StyleSheet, Text, View } from 'react-native';
+import { useRef, useEffect } from 'react';
-const App: React.FC = () => {
- const multiply = () => {
- return JSIExample.multiply(2, 3);
+import { AudioContext, type Oscillator } from 'react-native-audio-context';
+
+const App = () => {
+ const audioContextRef = useRef<AudioContext | null>(null);
+ const oscillatorRef = useRef<Oscillator | null>(null);
+ const secondaryOscillatorRef = useRef<Oscillator | null>(null);
+
+ useEffect(() => {
+ audioContextRef.current = new AudioContext();
+ oscillatorRef.current = audioContextRef.current.createOscillator();
+ secondaryOscillatorRef.current = audioContextRef.current.createOscillator();
+ secondaryOscillatorRef.current.frequency = 300;
+
+ return () => {
+ //TODO
+ };
+ }, []);
+
+ const startOscillator = () => {
+ oscillatorRef.current?.start();
+ secondaryOscillatorRef.current?.start();
+ };
+ const stopOscillator = () => {
+ oscillatorRef.current?.stop();
+ secondaryOscillatorRef.current?.stop();
};
return (
<View style={styles.container}>
- <Text>{multiply()}</Text>
+ <Text style={styles.title}>React Native Oscillator</Text>
+ <Button title="Start Oscillator" onPress={startOscillator} />
+ <Button title="Stop Oscillator" onPress={stopOscillator} />
</View>
);
};
-export default App;
-
const styles = StyleSheet.create({
container: {
flex: 1,
- alignItems: 'center',
justifyContent: 'center',
- paddingHorizontal: 20,
- },
- keys: {
- fontSize: 14,
- color: 'grey',
- },
- title: {
- fontSize: 16,
- color: 'black',
- marginRight: 10,
- },
- row: {
- flexDirection: 'row',
alignItems: 'center',
+ backgroundColor: '#F5FCFF',
},
- textInput: {
- flex: 1,
- marginVertical: 20,
- borderWidth: StyleSheet.hairlineWidth,
- borderColor: 'black',
- borderRadius: 5,
- padding: 10,
+ title: {
+ fontSize: 20,
+ textAlign: 'center',
+ margin: 10,
},
});
+
+export default App;
diff --git a/src/JSIExample/JSIExample.ts b/src/JSIExample/JSIExample.ts
deleted file mode 100644
index 8895ad3a..00000000
--- a/src/JSIExample/JSIExample.ts
+++ /dev/null
@@ -1,81 +0,0 @@
-import { NativeModules, Platform } from 'react-native';
-import type { JSIExampleWrapper } from './types';
-
-function verifyExpoGo() {
- const ExpoConstants =
- NativeModules.NativeUnimoduleProxy?.modulesConstants?.ExponentConstants;
- if (ExpoConstants != null) {
- if (ExpoConstants.appOwnership === 'expo') {
- throw new Error(
- 'react-native-fast-crypto is not supported in Expo Go! Use EAS (`expo prebuild`) or eject to a bare workflow instead.'
- );
- } else {
- throw new Error('\n* Make sure you ran `expo prebuild`.');
- }
- }
-}
-
-function getJSIExample() {
- const JSIExampleModule = NativeModules.JSIExample;
- if (JSIExampleModule == null) {
- let message =
- 'Failed to install react-native-fast-crypto: The native `JSIExample` Module could not be found.';
- message +=
- '\n* Make sure react-native-fast-crypto is correctly autolinked (run `npx react-native config` to verify)';
- if (Platform.OS === 'ios' || Platform.OS === 'macos') {
- message += '\n* Make sure you ran `pod install` in the ios/ directory.';
- }
- if (Platform.OS === 'android') {
- message += '\n* Make sure gradle is synced.';
- }
- message += '\n* Make sure you rebuilt the app.';
- throw new Error(message);
- }
- return JSIExampleModule;
-}
-
-function verifyOnDevice(JSIExampleModule: any) {
- if (global.nativeCallSyncHook == null || JSIExampleModule.install == null) {
- throw new Error(
- 'Failed to install react-native-fast-crypto: React Native is not running on-device. JSIExample can only be used when synchronous method invocations (JSI) are possible. If you are using a remote debugger (e.g. Chrome), switch to an on-device debugger (e.g. Flipper) instead.'
- );
- }
-}
-
-function installModule(JSIExampleModule: any) {
- const result = JSIExampleModule.install();
- if (result !== true)
- throw new Error(
- `Failed to install react-native-fast-crypto: The native JSIExample Module could not be installed! Looks like something went wrong when installing JSI bindings: ${result}`
- );
-}
-
-function verifyInstallation() {
- if (global.__JSIExampleProxy == null)
- throw new Error(
- 'Failed to install react-native-fast-crypto, the native initializer function does not exist. Are you trying to use JSIExample from different JS Runtimes?'
- );
-}
-
-function createJSIExampleProxy(): JSIExampleWrapper {
- if (global.__JSIExampleProxy) {
- return global.__JSIExampleProxy;
- }
-
- verifyExpoGo();
-
- const JSIExampleModule = getJSIExample();
-
- verifyOnDevice(JSIExampleModule);
- installModule(JSIExampleModule);
- verifyInstallation();
-
- if (global.__JSIExampleProxy == null) {
- throw new Error('Failed to initialize __JSIExampleProxy.');
- }
-
- return global.__JSIExampleProxy;
-}
-
-// Call the creator and export what it returns
-export default createJSIExampleProxy();
diff --git a/src/JSIExample/types.ts b/src/JSIExample/types.ts
deleted file mode 100644
index dac41a93..00000000
--- a/src/JSIExample/types.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-export interface JSIExampleWrapper {
- multiply(a: number, b: number): number;
-}
-
-// global func declaration for JSI functions
-declare global {
- function nativeCallSyncHook(): unknown;
- var __JSIExampleProxy: JSIExampleWrapper | undefined;
-}
diff --git a/src/index.ts b/src/index.ts
index 0942be3c..255b48fb 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,2 +1,20 @@
-export * from './JSIExample/JSIExample';
-export * from './JSIExample/types';
+import { NativeModules } from 'react-native';
+const { AudioContextModule } = NativeModules;
+import type { Oscillator, BaseAudioContext } from './types';
+
+declare global {
+ function nativeCallSyncHook(): unknown;
+ var __AudioContextProxy: BaseAudioContext;
+}
+
+export class AudioContext implements BaseAudioContext {
+ constructor() {
+ AudioContextModule.initAudioContext();
+ }
+
+ createOscillator(): Oscillator {
+ return global.__AudioContextProxy.createOscillator();
+ }
+}
+
+export type { Oscillator };
diff --git a/src/types.ts b/src/types.ts
new file mode 100644
index 00000000..ee3747c1
--- /dev/null
+++ b/src/types.ts
@@ -0,0 +1,22 @@
+export interface BaseAudioContext {
+ createOscillator(): Oscillator;
+}
+
+export interface AudioNode {
+ context: BaseAudioContext;
+ connect: (destination: AudioNode) => void;
+ disconnect: () => void;
+}
+
+export interface AudioScheduledSourceNode extends AudioNode {
+ start: () => void;
+ stop: () => void;
+}
+
+type WaveType = 'sine' | 'square' | 'sawtooth' | 'triangle';
+
+export interface Oscillator extends AudioScheduledSourceNode {
+ frequency: number;
+ wave: WaveType;
+ detune: number;
+}