jiabin | c0f4944 | 2018-01-05 10:23:50 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "android_media_MicrophoneInfo.h" |
| 18 | #include "android_media_AudioErrors.h" |
| 19 | #include "core_jni_helpers.h" |
| 20 | |
| 21 | using namespace android; |
| 22 | |
| 23 | static jclass gArrayListClass; |
| 24 | static jmethodID gArrayListCstor; |
| 25 | static struct { |
| 26 | jmethodID add; |
| 27 | } gArrayListMethods; |
| 28 | |
| 29 | static jclass gFloatClass; |
| 30 | static jmethodID gFloatCstor; |
| 31 | |
| 32 | static jclass gFloatArrayClass; |
| 33 | |
| 34 | static jclass gIntegerClass; |
| 35 | static jmethodID gIntegerCstor; |
| 36 | |
| 37 | static jclass gMicrophoneInfoClass; |
| 38 | static jmethodID gMicrophoneInfoCstor; |
| 39 | |
| 40 | static jclass gMicrophoneInfoCoordinateClass; |
| 41 | static jmethodID gMicrophoneInfoCoordinateCstor; |
| 42 | |
| 43 | static jclass gPairClass; |
| 44 | static jmethodID gPairCstor; |
| 45 | |
| 46 | namespace android { |
| 47 | |
| 48 | jint convertMicrophoneInfoFromNative(JNIEnv *env, jobject *jMicrophoneInfo, |
| 49 | const media::MicrophoneInfo *microphoneInfo) |
| 50 | { |
| 51 | jint jStatus = (jint)AUDIO_JAVA_SUCCESS; |
| 52 | jstring jDeviceId = NULL; |
| 53 | jstring jAddress = NULL; |
| 54 | jobject jGeometricLocation = NULL; |
| 55 | jobject jOrientation = NULL; |
| 56 | jobject jFrequencyResponses = NULL; |
| 57 | jobject jChannelMappings = NULL; |
| 58 | |
| 59 | jDeviceId = env->NewStringUTF(String8(microphoneInfo->getDeviceId()).string()); |
| 60 | jAddress = env->NewStringUTF(String8(microphoneInfo->getAddress()).string()); |
| 61 | if (microphoneInfo->getGeometricLocation().size() != 3 || |
| 62 | microphoneInfo->getOrientation().size() != 3) { |
| 63 | jStatus = nativeToJavaStatus(BAD_VALUE); |
| 64 | goto exit; |
| 65 | } |
| 66 | jGeometricLocation = env->NewObject(gMicrophoneInfoCoordinateClass, |
| 67 | gMicrophoneInfoCoordinateCstor, |
jiabin | c0f4944 | 2018-01-05 10:23:50 -0800 | [diff] [blame] | 68 | microphoneInfo->getGeometricLocation()[0], |
| 69 | microphoneInfo->getGeometricLocation()[1], |
| 70 | microphoneInfo->getGeometricLocation()[2]); |
| 71 | jOrientation = env->NewObject(gMicrophoneInfoCoordinateClass, |
| 72 | gMicrophoneInfoCoordinateCstor, |
jiabin | c0f4944 | 2018-01-05 10:23:50 -0800 | [diff] [blame] | 73 | microphoneInfo->getOrientation()[0], |
| 74 | microphoneInfo->getOrientation()[1], |
| 75 | microphoneInfo->getOrientation()[2]); |
| 76 | // Create a list of Pair for frequency response. |
| 77 | if (microphoneInfo->getFrequencyResponses().size() != 2 || |
| 78 | microphoneInfo->getFrequencyResponses()[0].size() != |
| 79 | microphoneInfo->getFrequencyResponses()[1].size()) { |
| 80 | jStatus = nativeToJavaStatus(BAD_VALUE); |
| 81 | goto exit; |
| 82 | } |
| 83 | jFrequencyResponses = env->NewObject(gArrayListClass, gArrayListCstor); |
| 84 | for (size_t i = 0; i < microphoneInfo->getFrequencyResponses()[0].size(); i++) { |
| 85 | jobject jFrequency = env->NewObject(gFloatClass, gFloatCstor, |
| 86 | microphoneInfo->getFrequencyResponses()[0][i]); |
| 87 | jobject jResponse = env->NewObject(gFloatClass, gFloatCstor, |
| 88 | microphoneInfo->getFrequencyResponses()[1][i]); |
| 89 | jobject jFrequencyResponse = env->NewObject(gPairClass, gPairCstor, jFrequency, jResponse); |
| 90 | env->CallBooleanMethod(jFrequencyResponses, gArrayListMethods.add, jFrequencyResponse); |
| 91 | env->DeleteLocalRef(jFrequency); |
| 92 | env->DeleteLocalRef(jResponse); |
| 93 | env->DeleteLocalRef(jFrequencyResponse); |
| 94 | } |
| 95 | // Create a list of Pair for channel mapping. |
| 96 | if (microphoneInfo->getChannelMapping().size() != AUDIO_CHANNEL_COUNT_MAX) { |
| 97 | jStatus = nativeToJavaStatus(BAD_VALUE); |
| 98 | goto exit; |
| 99 | } |
| 100 | jChannelMappings = env->NewObject(gArrayListClass, gArrayListCstor); |
| 101 | for (size_t i = 0; i < microphoneInfo->getChannelMapping().size(); i++) { |
| 102 | int channelMappingType = microphoneInfo->getChannelMapping()[i]; |
| 103 | if (channelMappingType != AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED) { |
| 104 | jobject jChannelIndex = env->NewObject(gIntegerClass, gIntegerCstor, i); |
| 105 | jobject jChannelMappingType = env->NewObject(gIntegerClass, gIntegerCstor, |
| 106 | channelMappingType); |
| 107 | jobject jChannelMapping = env->NewObject(gPairClass, gPairCstor, |
| 108 | jChannelIndex, jChannelMappingType); |
| 109 | env->CallBooleanMethod(jChannelMappings, gArrayListMethods.add, jChannelMapping); |
| 110 | env->DeleteLocalRef(jChannelIndex); |
| 111 | env->DeleteLocalRef(jChannelMappingType); |
| 112 | env->DeleteLocalRef(jChannelMapping); |
| 113 | } |
| 114 | } |
| 115 | *jMicrophoneInfo = env->NewObject(gMicrophoneInfoClass, gMicrophoneInfoCstor, jDeviceId, |
| 116 | microphoneInfo->getType(), jAddress, |
| 117 | microphoneInfo->getDeviceLocation(), |
| 118 | microphoneInfo->getDeviceGroup(), |
| 119 | microphoneInfo->getIndexInTheGroup(), |
| 120 | jGeometricLocation, jOrientation, |
| 121 | jFrequencyResponses, jChannelMappings, |
| 122 | microphoneInfo->getSensitivity(), |
| 123 | microphoneInfo->getMaxSpl(), |
| 124 | microphoneInfo->getMinSpl(), |
| 125 | microphoneInfo->getDirectionality()); |
| 126 | |
| 127 | exit: |
| 128 | if (jDeviceId != NULL) { |
| 129 | env->DeleteLocalRef(jDeviceId); |
| 130 | } |
| 131 | if (jAddress != NULL) { |
| 132 | env->DeleteLocalRef(jAddress); |
| 133 | } |
| 134 | if (jFrequencyResponses != NULL) { |
| 135 | env->DeleteLocalRef(jFrequencyResponses); |
| 136 | } |
| 137 | if (jChannelMappings != NULL) { |
| 138 | env->DeleteLocalRef(jChannelMappings); |
| 139 | } |
| 140 | if (jGeometricLocation != NULL) { |
| 141 | env->DeleteLocalRef(jGeometricLocation); |
| 142 | } |
| 143 | if (jOrientation != NULL) { |
| 144 | env->DeleteLocalRef(jOrientation); |
| 145 | } |
| 146 | return jStatus; |
| 147 | } |
| 148 | |
| 149 | } |
| 150 | |
| 151 | int register_android_media_MicrophoneInfo(JNIEnv *env) |
| 152 | { |
| 153 | jclass arrayListClass = FindClassOrDie(env, "java/util/ArrayList"); |
| 154 | gArrayListClass = MakeGlobalRefOrDie(env, arrayListClass); |
| 155 | gArrayListCstor = GetMethodIDOrDie(env, arrayListClass, "<init>", "()V"); |
| 156 | gArrayListMethods.add = GetMethodIDOrDie(env, arrayListClass, "add", "(Ljava/lang/Object;)Z"); |
| 157 | |
| 158 | jclass floatClass = FindClassOrDie(env, "java/lang/Float"); |
| 159 | gFloatClass = MakeGlobalRefOrDie(env, floatClass); |
| 160 | gFloatCstor = GetMethodIDOrDie(env, floatClass, "<init>", "(F)V"); |
| 161 | |
| 162 | jclass floatArrayClass = FindClassOrDie(env, "[F"); |
| 163 | gFloatArrayClass = MakeGlobalRefOrDie(env, floatArrayClass); |
| 164 | |
| 165 | jclass integerClass = FindClassOrDie(env, "java/lang/Integer"); |
| 166 | gIntegerClass = MakeGlobalRefOrDie(env, integerClass); |
| 167 | gIntegerCstor = GetMethodIDOrDie(env, integerClass, "<init>", "(I)V"); |
| 168 | |
| 169 | jclass microphoneInfoClass = FindClassOrDie(env, "android/media/MicrophoneInfo"); |
| 170 | gMicrophoneInfoClass = MakeGlobalRefOrDie(env, microphoneInfoClass); |
| 171 | gMicrophoneInfoCstor = GetMethodIDOrDie(env, microphoneInfoClass, "<init>", |
| 172 | "(Ljava/lang/String;ILjava/lang/String;IIILandroid/media/MicrophoneInfo$Coordinate3F;Landroid/media/MicrophoneInfo$Coordinate3F;Ljava/util/List;Ljava/util/List;FFFI)V"); |
| 173 | |
| 174 | jclass microphoneInfoCoordinateClass = FindClassOrDie( |
| 175 | env, "android/media/MicrophoneInfo$Coordinate3F"); |
| 176 | gMicrophoneInfoCoordinateClass = MakeGlobalRefOrDie(env, microphoneInfoCoordinateClass); |
| 177 | gMicrophoneInfoCoordinateCstor = GetMethodIDOrDie(env, microphoneInfoCoordinateClass, "<init>", |
jiabin | 589a236 | 2018-02-22 16:21:53 -0800 | [diff] [blame] | 178 | "(FFF)V"); |
jiabin | c0f4944 | 2018-01-05 10:23:50 -0800 | [diff] [blame] | 179 | |
| 180 | jclass pairClass = FindClassOrDie(env, "android/util/Pair"); |
| 181 | gPairClass = MakeGlobalRefOrDie(env, pairClass); |
| 182 | gPairCstor = GetMethodIDOrDie(env, pairClass, "<init>", "(Ljava/lang/Object;Ljava/lang/Object;)V"); |
| 183 | |
| 184 | return 0; |
| 185 | } |