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/**
* Copyright 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <jni.h>
#include <logging_macros.h>
#include "LiveEffectEngine.h"
static const int kOboeApiAAudio = 0;
static const int kOboeApiOpenSLES = 1;
static LiveEffectEngine *engine = nullptr;
extern "C" {
JNIEXPORT jboolean JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_create(JNIEnv *env,
jclass) {
if (engine == nullptr) {
engine = new LiveEffectEngine();
}
return (engine != nullptr) ? JNI_TRUE : JNI_FALSE;
}
JNIEXPORT void JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_delete(JNIEnv *env,
jclass) {
if (engine) {
engine->setEffectOn(false);
delete engine;
engine = nullptr;
}
}
JNIEXPORT jboolean JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_setEffectOn(
JNIEnv *env, jclass, jboolean isEffectOn) {
if (engine == nullptr) {
LOGE(
"Engine is null, you must call createEngine before calling this "
"method");
return JNI_FALSE;
}
return engine->setEffectOn(isEffectOn) ? JNI_TRUE : JNI_FALSE;
}
JNIEXPORT void JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_setRecordingDeviceId(
JNIEnv *env, jclass, jint deviceId) {
if (engine == nullptr) {
LOGE(
"Engine is null, you must call createEngine before calling this "
"method");
return;
}
engine->setRecordingDeviceId(deviceId);
}
JNIEXPORT void JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_setPlaybackDeviceId(
JNIEnv *env, jclass, jint deviceId) {
if (engine == nullptr) {
LOGE(
"Engine is null, you must call createEngine before calling this "
"method");
return;
}
engine->setPlaybackDeviceId(deviceId);
}
JNIEXPORT jboolean JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_setAPI(JNIEnv *env,
jclass type,
jint apiType) {
if (engine == nullptr) {
LOGE(
"Engine is null, you must call createEngine "
"before calling this method");
return JNI_FALSE;
}
oboe::AudioApi audioApi;
switch (apiType) {
case kOboeApiAAudio:
audioApi = oboe::AudioApi::AAudio;
break;
case kOboeApiOpenSLES:
audioApi = oboe::AudioApi::OpenSLES;
break;
default:
LOGE("Unknown API selection to setAPI() %d", apiType);
return JNI_FALSE;
}
return engine->setAudioApi(audioApi) ? JNI_TRUE : JNI_FALSE;
}
JNIEXPORT jboolean JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_isAAudioRecommended(
JNIEnv *env, jclass type) {
if (engine == nullptr) {
LOGE(
"Engine is null, you must call createEngine "
"before calling this method");
return JNI_FALSE;
}
return engine->isAAudioRecommended() ? JNI_TRUE : JNI_FALSE;
}
JNIEXPORT void JNICALL
Java_com_google_oboe_samples_liveEffect_LiveEffectEngine_native_1setDefaultStreamValues(JNIEnv *env,
jclass type,
jint sampleRate,
jint framesPerBurst) {
oboe::DefaultStreamValues::SampleRate = (int32_t) sampleRate;
oboe::DefaultStreamValues::FramesPerBurst = (int32_t) framesPerBurst;
}
} // extern "C"
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