121 lines
2.8 KiB
C++
121 lines
2.8 KiB
C++
//
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// libtgvoip is free and unencumbered public domain software.
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// For more information, see http://unlicense.org or the UNLICENSE file
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// you should have received with this source code distribution.
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//
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#include "AudioOutputAndroid.h"
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#include "../../logging.h"
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#include <cstdio>
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extern JavaVM* sharedJVM;
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using namespace tgvoip;
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using namespace tgvoip::audio;
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jmethodID AudioOutputAndroid::initMethod = nullptr;
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jmethodID AudioOutputAndroid::releaseMethod = nullptr;
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jmethodID AudioOutputAndroid::startMethod = nullptr;
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jmethodID AudioOutputAndroid::stopMethod = nullptr;
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jclass AudioOutputAndroid::jniClass = nullptr;
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AudioOutputAndroid::AudioOutputAndroid()
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{
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JNIEnv* env = nullptr;
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bool didAttach = false;
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sharedJVM->GetEnv((void**)&env, JNI_VERSION_1_6);
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if (!env)
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{
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sharedJVM->AttachCurrentThread(&env, nullptr);
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didAttach = true;
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}
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jmethodID ctor = env->GetMethodID(jniClass, "<init>", "(J)V");
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jobject obj = env->NewObject(jniClass, ctor, (jlong)(intptr_t)this);
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javaObject = env->NewGlobalRef(obj);
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env->CallVoidMethod(javaObject, initMethod, 48000, 16, 1, 960 * 2);
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if (didAttach)
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{
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sharedJVM->DetachCurrentThread();
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}
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running = false;
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}
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AudioOutputAndroid::~AudioOutputAndroid()
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{
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JNIEnv* env = nullptr;
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bool didAttach = false;
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sharedJVM->GetEnv((void**)&env, JNI_VERSION_1_6);
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if (!env)
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{
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sharedJVM->AttachCurrentThread(&env, nullptr);
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didAttach = true;
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}
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env->CallVoidMethod(javaObject, releaseMethod);
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env->DeleteGlobalRef(javaObject);
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javaObject = nullptr;
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if (didAttach)
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{
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sharedJVM->DetachCurrentThread();
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}
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}
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void AudioOutputAndroid::Start()
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{
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JNIEnv* env = nullptr;
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bool didAttach = false;
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sharedJVM->GetEnv((void**)&env, JNI_VERSION_1_6);
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if (!env)
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{
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sharedJVM->AttachCurrentThread(&env, nullptr);
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didAttach = true;
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}
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env->CallVoidMethod(javaObject, startMethod);
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if (didAttach)
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{
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sharedJVM->DetachCurrentThread();
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}
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running = true;
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}
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void AudioOutputAndroid::Stop()
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{
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running = false;
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JNIEnv* env = nullptr;
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bool didAttach = false;
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sharedJVM->GetEnv((void**)&env, JNI_VERSION_1_6);
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if (!env)
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{
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sharedJVM->AttachCurrentThread(&env, nullptr);
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didAttach = true;
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}
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env->CallVoidMethod(javaObject, stopMethod);
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if (didAttach)
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{
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sharedJVM->DetachCurrentThread();
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}
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}
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void AudioOutputAndroid::HandleCallback(JNIEnv* env, jbyteArray buffer)
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{
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if (!running)
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return;
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std::uint8_t* buf = reinterpret_cast<std::uint8_t*>(env->GetByteArrayElements(buffer, nullptr));
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std::size_t len = (std::size_t)env->GetArrayLength(buffer);
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InvokeCallback(buf, len);
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env->ReleaseByteArrayElements(buffer, (jbyte*)buf, 0);
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}
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bool AudioOutputAndroid::IsPlaying()
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{
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return running;
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}
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