Ari Hausman-Cohen | 7d54c5d | 2018-01-10 16:58:18 -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 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "StreamDefaultEffect-JNI" |
| 19 | |
| 20 | #include <utils/Errors.h> |
| 21 | #include <utils/Log.h> |
| 22 | #include <jni.h> |
| 23 | #include <nativehelper/JNIHelp.h> |
| 24 | #include <android_runtime/AndroidRuntime.h> |
| 25 | #include "media/AudioEffect.h" |
| 26 | |
| 27 | #include <nativehelper/ScopedUtfChars.h> |
| 28 | |
| 29 | #include "android_media_AudioEffect.h" |
| 30 | |
| 31 | using namespace android; |
| 32 | |
| 33 | static const char* const kClassPathName = "android/media/audiofx/StreamDefaultEffect"; |
| 34 | |
| 35 | static jint android_media_StreamDefaultEffect_native_setup(JNIEnv *env, |
| 36 | jobject /*thiz*/, |
| 37 | jstring type, |
| 38 | jstring uuid, |
| 39 | jint priority, |
| 40 | jint streamUsage, |
| 41 | jstring opPackageName, |
| 42 | jintArray jId) |
| 43 | { |
| 44 | ALOGV("android_media_StreamDefaultEffect_native_setup"); |
| 45 | status_t lStatus = NO_ERROR; |
| 46 | jint* nId = NULL; |
| 47 | const char *typeStr = NULL; |
| 48 | const char *uuidStr = NULL; |
| 49 | |
| 50 | ScopedUtfChars opPackageNameStr(env, opPackageName); |
| 51 | |
| 52 | if (type != NULL) { |
| 53 | typeStr = env->GetStringUTFChars(type, NULL); |
| 54 | if (typeStr == NULL) { // Out of memory |
| 55 | lStatus = NO_MEMORY; |
| 56 | jniThrowException(env, "java/lang/RuntimeException", "Out of memory"); |
| 57 | goto setup_exit; |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | if (uuid != NULL) { |
| 62 | uuidStr = env->GetStringUTFChars(uuid, NULL); |
| 63 | if (uuidStr == NULL) { // Out of memory |
| 64 | lStatus = NO_MEMORY; |
| 65 | jniThrowException(env, "java/lang/RuntimeException", "Out of memory"); |
| 66 | goto setup_exit; |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | if (typeStr == NULL && uuidStr == NULL) { |
| 71 | lStatus = BAD_VALUE; |
| 72 | goto setup_exit; |
| 73 | } |
| 74 | |
| 75 | nId = reinterpret_cast<jint *>(env->GetPrimitiveArrayCritical(jId, NULL)); |
| 76 | if (nId == NULL) { |
| 77 | ALOGE("setup: Error retrieving id pointer"); |
| 78 | lStatus = BAD_VALUE; |
| 79 | goto setup_exit; |
| 80 | } |
| 81 | |
| 82 | // create the native StreamDefaultEffect. |
| 83 | audio_unique_id_t id; |
| 84 | lStatus = AudioEffect::addStreamDefaultEffect(typeStr, |
| 85 | String16(opPackageNameStr.c_str()), |
| 86 | uuidStr, |
| 87 | priority, |
| 88 | static_cast<audio_usage_t>(streamUsage), |
| 89 | &id); |
| 90 | if (lStatus != NO_ERROR) { |
| 91 | ALOGE("setup: Error adding StreamDefaultEffect"); |
| 92 | goto setup_exit; |
| 93 | } |
| 94 | |
| 95 | nId[0] = static_cast<jint>(id); |
| 96 | |
| 97 | setup_exit: |
| 98 | // Final cleanup and return. |
| 99 | |
| 100 | if (nId != NULL) { |
| 101 | env->ReleasePrimitiveArrayCritical(jId, nId, 0); |
| 102 | nId = NULL; |
| 103 | } |
| 104 | |
| 105 | if (uuidStr != NULL) { |
| 106 | env->ReleaseStringUTFChars(uuid, uuidStr); |
| 107 | uuidStr = NULL; |
| 108 | } |
| 109 | |
| 110 | if (typeStr != NULL) { |
| 111 | env->ReleaseStringUTFChars(type, typeStr); |
| 112 | typeStr = NULL; |
| 113 | } |
| 114 | |
| 115 | return AudioEffectJni::translateNativeErrorToJava(lStatus); |
| 116 | } |
| 117 | |
| 118 | static void android_media_StreamDefaultEffect_native_release(JNIEnv */*env*/, |
| 119 | jobject /*thiz*/, |
| 120 | jint id) { |
| 121 | status_t lStatus = AudioEffect::removeStreamDefaultEffect(id); |
| 122 | if (lStatus != NO_ERROR) { |
| 123 | ALOGW("Error releasing StreamDefaultEffect: %d", lStatus); |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | // ---------------------------------------------------------------------------- |
| 128 | |
| 129 | // Dalvik VM type signatures |
| 130 | static const JNINativeMethod gMethods[] = { |
| 131 | {"native_setup", "(Ljava/lang/String;Ljava/lang/String;IILjava/lang/String;[I)I", |
| 132 | (void *)android_media_StreamDefaultEffect_native_setup}, |
| 133 | {"native_release", "(I)V", (void *)android_media_StreamDefaultEffect_native_release}, |
| 134 | }; |
| 135 | |
| 136 | |
| 137 | // ---------------------------------------------------------------------------- |
| 138 | |
| 139 | int register_android_media_StreamDefaultEffect(JNIEnv *env) |
| 140 | { |
| 141 | return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); |
| 142 | } |