tg2sip/os/android/AudioInputAndroid.cpp

106 lines
2.5 KiB
C++

//
// libtgvoip is free and unencumbered public domain software.
// For more information, see http://unlicense.org or the UNLICENSE file
// you should have received with this source code distribution.
//
#include "AudioInputAndroid.h"
#include <stdio.h>
#include "../../logging.h"
extern JavaVM* sharedJVM;
using namespace tgvoip;
using namespace tgvoip::audio;
jmethodID AudioInputAndroid::initMethod=NULL;
jmethodID AudioInputAndroid::releaseMethod=NULL;
jmethodID AudioInputAndroid::startMethod=NULL;
jmethodID AudioInputAndroid::stopMethod=NULL;
jclass AudioInputAndroid::jniClass=NULL;
AudioInputAndroid::AudioInputAndroid(){
JNIEnv* env=NULL;
bool didAttach=false;
sharedJVM->GetEnv((void**) &env, JNI_VERSION_1_6);
if(!env){
sharedJVM->AttachCurrentThread(&env, NULL);
didAttach=true;
}
jmethodID ctor=env->GetMethodID(jniClass, "<init>", "(J)V");
jobject obj=env->NewObject(jniClass, ctor, (jlong)(intptr_t)this);
javaObject=env->NewGlobalRef(obj);
env->CallVoidMethod(javaObject, initMethod, 48000, 16, 1, 960*2);
if(didAttach){
sharedJVM->DetachCurrentThread();
}
running=false;
}
AudioInputAndroid::~AudioInputAndroid(){
{
MutexGuard guard(mutex);
JNIEnv *env=NULL;
bool didAttach=false;
sharedJVM->GetEnv((void **) &env, JNI_VERSION_1_6);
if(!env){
sharedJVM->AttachCurrentThread(&env, NULL);
didAttach=true;
}
env->CallVoidMethod(javaObject, releaseMethod);
env->DeleteGlobalRef(javaObject);
javaObject=NULL;
if(didAttach){
sharedJVM->DetachCurrentThread();
}
}
}
void AudioInputAndroid::Start(){
MutexGuard guard(mutex);
JNIEnv* env=NULL;
bool didAttach=false;
sharedJVM->GetEnv((void**) &env, JNI_VERSION_1_6);
if(!env){
sharedJVM->AttachCurrentThread(&env, NULL);
didAttach=true;
}
failed=!env->CallBooleanMethod(javaObject, startMethod);
if(didAttach){
sharedJVM->DetachCurrentThread();
}
running=true;
}
void AudioInputAndroid::Stop(){
MutexGuard guard(mutex);
running=false;
JNIEnv* env=NULL;
bool didAttach=false;
sharedJVM->GetEnv((void**) &env, JNI_VERSION_1_6);
if(!env){
sharedJVM->AttachCurrentThread(&env, NULL);
didAttach=true;
}
env->CallVoidMethod(javaObject, stopMethod);
if(didAttach){
sharedJVM->DetachCurrentThread();
}
}
void AudioInputAndroid::HandleCallback(JNIEnv* env, jobject buffer){
if(!running)
return;
unsigned char* buf=(unsigned char*) env->GetDirectBufferAddress(buffer);
size_t len=(size_t) env->GetDirectBufferCapacity(buffer);
InvokeCallback(buf, len);
}