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/*
* Copyright (C) 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 "android_media_MicrophoneInfo.h"
#include "android_media_AudioErrors.h"
#include "core_jni_helpers.h"
using namespace android;
static jclass gArrayListClass;
static jmethodID gArrayListCstor;
static struct {
jmethodID add;
} gArrayListMethods;
static jclass gFloatClass;
static jmethodID gFloatCstor;
static jclass gFloatArrayClass;
static jclass gIntegerClass;
static jmethodID gIntegerCstor;
static jclass gMicrophoneInfoClass;
static jmethodID gMicrophoneInfoCstor;
static jclass gMicrophoneInfoCoordinateClass;
static jmethodID gMicrophoneInfoCoordinateCstor;
static jclass gPairClass;
static jmethodID gPairCstor;
namespace android {
jint convertMicrophoneInfoFromNative(JNIEnv *env, jobject *jMicrophoneInfo,
const media::MicrophoneInfo *microphoneInfo)
{
jint jStatus = (jint)AUDIO_JAVA_SUCCESS;
jstring jDeviceId = NULL;
jstring jAddress = NULL;
jobject jGeometricLocation = NULL;
jobject jOrientation = NULL;
jobject jFrequencyResponses = NULL;
jobject jChannelMappings = NULL;
jDeviceId = env->NewStringUTF(String8(microphoneInfo->getDeviceId()).string());
jAddress = env->NewStringUTF(String8(microphoneInfo->getAddress()).string());
if (microphoneInfo->getGeometricLocation().size() != 3 ||
microphoneInfo->getOrientation().size() != 3) {
jStatus = nativeToJavaStatus(BAD_VALUE);
goto exit;
}
jGeometricLocation = env->NewObject(gMicrophoneInfoCoordinateClass,
gMicrophoneInfoCoordinateCstor,
microphoneInfo->getGeometricLocation()[0],
microphoneInfo->getGeometricLocation()[1],
microphoneInfo->getGeometricLocation()[2]);
jOrientation = env->NewObject(gMicrophoneInfoCoordinateClass,
gMicrophoneInfoCoordinateCstor,
microphoneInfo->getOrientation()[0],
microphoneInfo->getOrientation()[1],
microphoneInfo->getOrientation()[2]);
// Create a list of Pair for frequency response.
if (microphoneInfo->getFrequencyResponses().size() != 2 ||
microphoneInfo->getFrequencyResponses()[0].size() !=
microphoneInfo->getFrequencyResponses()[1].size()) {
jStatus = nativeToJavaStatus(BAD_VALUE);
goto exit;
}
jFrequencyResponses = env->NewObject(gArrayListClass, gArrayListCstor);
for (size_t i = 0; i < microphoneInfo->getFrequencyResponses()[0].size(); i++) {
jobject jFrequency = env->NewObject(gFloatClass, gFloatCstor,
microphoneInfo->getFrequencyResponses()[0][i]);
jobject jResponse = env->NewObject(gFloatClass, gFloatCstor,
microphoneInfo->getFrequencyResponses()[1][i]);
jobject jFrequencyResponse = env->NewObject(gPairClass, gPairCstor, jFrequency, jResponse);
env->CallBooleanMethod(jFrequencyResponses, gArrayListMethods.add, jFrequencyResponse);
env->DeleteLocalRef(jFrequency);
env->DeleteLocalRef(jResponse);
env->DeleteLocalRef(jFrequencyResponse);
}
// Create a list of Pair for channel mapping.
if (microphoneInfo->getChannelMapping().size() != AUDIO_CHANNEL_COUNT_MAX) {
jStatus = nativeToJavaStatus(BAD_VALUE);
goto exit;
}
jChannelMappings = env->NewObject(gArrayListClass, gArrayListCstor);
for (size_t i = 0; i < microphoneInfo->getChannelMapping().size(); i++) {
int channelMappingType = microphoneInfo->getChannelMapping()[i];
if (channelMappingType != AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED) {
jobject jChannelIndex = env->NewObject(gIntegerClass, gIntegerCstor, i);
jobject jChannelMappingType = env->NewObject(gIntegerClass, gIntegerCstor,
channelMappingType);
jobject jChannelMapping = env->NewObject(gPairClass, gPairCstor,
jChannelIndex, jChannelMappingType);
env->CallBooleanMethod(jChannelMappings, gArrayListMethods.add, jChannelMapping);
env->DeleteLocalRef(jChannelIndex);
env->DeleteLocalRef(jChannelMappingType);
env->DeleteLocalRef(jChannelMapping);
}
}
*jMicrophoneInfo = env->NewObject(gMicrophoneInfoClass, gMicrophoneInfoCstor, jDeviceId,
microphoneInfo->getType(), jAddress,
microphoneInfo->getDeviceLocation(),
microphoneInfo->getDeviceGroup(),
microphoneInfo->getIndexInTheGroup(),
jGeometricLocation, jOrientation,
jFrequencyResponses, jChannelMappings,
microphoneInfo->getSensitivity(),
microphoneInfo->getMaxSpl(),
microphoneInfo->getMinSpl(),
microphoneInfo->getDirectionality());
exit:
if (jDeviceId != NULL) {
env->DeleteLocalRef(jDeviceId);
}
if (jAddress != NULL) {
env->DeleteLocalRef(jAddress);
}
if (jFrequencyResponses != NULL) {
env->DeleteLocalRef(jFrequencyResponses);
}
if (jChannelMappings != NULL) {
env->DeleteLocalRef(jChannelMappings);
}
if (jGeometricLocation != NULL) {
env->DeleteLocalRef(jGeometricLocation);
}
if (jOrientation != NULL) {
env->DeleteLocalRef(jOrientation);
}
return jStatus;
}
}
int register_android_media_MicrophoneInfo(JNIEnv *env)
{
jclass arrayListClass = FindClassOrDie(env, "java/util/ArrayList");
gArrayListClass = MakeGlobalRefOrDie(env, arrayListClass);
gArrayListCstor = GetMethodIDOrDie(env, arrayListClass, "<init>", "()V");
gArrayListMethods.add = GetMethodIDOrDie(env, arrayListClass, "add", "(Ljava/lang/Object;)Z");
jclass floatClass = FindClassOrDie(env, "java/lang/Float");
gFloatClass = MakeGlobalRefOrDie(env, floatClass);
gFloatCstor = GetMethodIDOrDie(env, floatClass, "<init>", "(F)V");
jclass floatArrayClass = FindClassOrDie(env, "[F");
gFloatArrayClass = MakeGlobalRefOrDie(env, floatArrayClass);
jclass integerClass = FindClassOrDie(env, "java/lang/Integer");
gIntegerClass = MakeGlobalRefOrDie(env, integerClass);
gIntegerCstor = GetMethodIDOrDie(env, integerClass, "<init>", "(I)V");
jclass microphoneInfoClass = FindClassOrDie(env, "android/media/MicrophoneInfo");
gMicrophoneInfoClass = MakeGlobalRefOrDie(env, microphoneInfoClass);
gMicrophoneInfoCstor = GetMethodIDOrDie(env, microphoneInfoClass, "<init>",
"(Ljava/lang/String;ILjava/lang/String;IIILandroid/media/MicrophoneInfo$Coordinate3F;Landroid/media/MicrophoneInfo$Coordinate3F;Ljava/util/List;Ljava/util/List;FFFI)V");
jclass microphoneInfoCoordinateClass = FindClassOrDie(
env, "android/media/MicrophoneInfo$Coordinate3F");
gMicrophoneInfoCoordinateClass = MakeGlobalRefOrDie(env, microphoneInfoCoordinateClass);
gMicrophoneInfoCoordinateCstor = GetMethodIDOrDie(env, microphoneInfoCoordinateClass, "<init>",
"(FFF)V");
jclass pairClass = FindClassOrDie(env, "android/util/Pair");
gPairClass = MakeGlobalRefOrDie(env, pairClass);
gPairCstor = GetMethodIDOrDie(env, pairClass, "<init>", "(Ljava/lang/Object;Ljava/lang/Object;)V");
return 0;
}
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