| /* |
| ** |
| ** Copyright 2006, 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. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| |
| #define LOG_TAG "AudioSystem-JNI" |
| #include <utils/Log.h> |
| |
| #include <jni.h> |
| #include <JNIHelp.h> |
| #include <android_runtime/AndroidRuntime.h> |
| |
| #include <media/AudioSystem.h> |
| #include <media/AudioPolicy.h> |
| |
| #include <system/audio.h> |
| #include <system/audio_policy.h> |
| #include "android_media_AudioFormat.h" |
| #include "android_media_AudioErrors.h" |
| |
| // ---------------------------------------------------------------------------- |
| |
| using namespace android; |
| |
| static const char* const kClassPathName = "android/media/AudioSystem"; |
| |
| static jclass gArrayListClass; |
| static struct { |
| jmethodID add; |
| jmethodID toArray; |
| } gArrayListMethods; |
| |
| static jclass gAudioHandleClass; |
| static jmethodID gAudioHandleCstor; |
| static struct { |
| jfieldID mId; |
| } gAudioHandleFields; |
| |
| static jclass gAudioPortClass; |
| static jmethodID gAudioPortCstor; |
| static struct { |
| jfieldID mHandle; |
| jfieldID mRole; |
| jfieldID mGains; |
| jfieldID mActiveConfig; |
| // other fields unused by JNI |
| } gAudioPortFields; |
| |
| static jclass gAudioPortConfigClass; |
| static jmethodID gAudioPortConfigCstor; |
| static struct { |
| jfieldID mPort; |
| jfieldID mSamplingRate; |
| jfieldID mChannelMask; |
| jfieldID mFormat; |
| jfieldID mGain; |
| jfieldID mConfigMask; |
| } gAudioPortConfigFields; |
| |
| static jclass gAudioDevicePortClass; |
| static jmethodID gAudioDevicePortCstor; |
| |
| static jclass gAudioDevicePortConfigClass; |
| static jmethodID gAudioDevicePortConfigCstor; |
| |
| static jclass gAudioMixPortClass; |
| static jmethodID gAudioMixPortCstor; |
| |
| static jclass gAudioMixPortConfigClass; |
| static jmethodID gAudioMixPortConfigCstor; |
| |
| static jclass gAudioGainClass; |
| static jmethodID gAudioGainCstor; |
| |
| static jclass gAudioGainConfigClass; |
| static jmethodID gAudioGainConfigCstor; |
| static struct { |
| jfieldID mIndex; |
| jfieldID mMode; |
| jfieldID mChannelMask; |
| jfieldID mValues; |
| jfieldID mRampDurationMs; |
| // other fields unused by JNI |
| } gAudioGainConfigFields; |
| |
| static jclass gAudioPatchClass; |
| static jmethodID gAudioPatchCstor; |
| static struct { |
| jfieldID mHandle; |
| // other fields unused by JNI |
| } gAudioPatchFields; |
| |
| static jclass gAudioMixClass; |
| static struct { |
| jfieldID mRule; |
| jfieldID mFormat; |
| jfieldID mRouteFlags; |
| jfieldID mRegistrationId; |
| jfieldID mMixType; |
| } gAudioMixFields; |
| |
| static jclass gAudioFormatClass; |
| static struct { |
| jfieldID mEncoding; |
| jfieldID mSampleRate; |
| jfieldID mChannelMask; |
| // other fields unused by JNI |
| } gAudioFormatFields; |
| |
| static jclass gAudioMixingRuleClass; |
| static struct { |
| jfieldID mCriteria; |
| // other fields unused by JNI |
| } gAudioMixingRuleFields; |
| |
| static jclass gAttributeMatchCriterionClass; |
| static struct { |
| jfieldID mAttr; |
| jfieldID mRule; |
| } gAttributeMatchCriterionFields; |
| |
| static jclass gAudioAttributesClass; |
| static struct { |
| jfieldID mUsage; |
| jfieldID mSource; |
| } gAudioAttributesFields; |
| |
| |
| static const char* const kEventHandlerClassPathName = |
| "android/media/AudioPortEventHandler"; |
| static jmethodID gPostEventFromNative; |
| |
| enum AudioError { |
| kAudioStatusOk = 0, |
| kAudioStatusError = 1, |
| kAudioStatusMediaServerDied = 100 |
| }; |
| |
| enum { |
| AUDIOPORT_EVENT_PORT_LIST_UPDATED = 1, |
| AUDIOPORT_EVENT_PATCH_LIST_UPDATED = 2, |
| AUDIOPORT_EVENT_SERVICE_DIED = 3, |
| }; |
| |
| #define MAX_PORT_GENERATION_SYNC_ATTEMPTS 5 |
| |
| // ---------------------------------------------------------------------------- |
| // ref-counted object for callbacks |
| class JNIAudioPortCallback: public AudioSystem::AudioPortCallback |
| { |
| public: |
| JNIAudioPortCallback(JNIEnv* env, jobject thiz, jobject weak_thiz); |
| ~JNIAudioPortCallback(); |
| |
| virtual void onAudioPortListUpdate(); |
| virtual void onAudioPatchListUpdate(); |
| virtual void onServiceDied(); |
| |
| private: |
| void sendEvent(int event); |
| |
| jclass mClass; // Reference to AudioPortEventHandlerDelegate class |
| jobject mObject; // Weak ref to AudioPortEventHandlerDelegate Java object to call on |
| }; |
| |
| JNIAudioPortCallback::JNIAudioPortCallback(JNIEnv* env, jobject thiz, jobject weak_thiz) |
| { |
| |
| // Hold onto the SoundTriggerModule class for use in calling the static method |
| // that posts events to the application thread. |
| jclass clazz = env->GetObjectClass(thiz); |
| if (clazz == NULL) { |
| ALOGE("Can't find class %s", kEventHandlerClassPathName); |
| return; |
| } |
| mClass = (jclass)env->NewGlobalRef(clazz); |
| |
| // We use a weak reference so the SoundTriggerModule object can be garbage collected. |
| // The reference is only used as a proxy for callbacks. |
| mObject = env->NewGlobalRef(weak_thiz); |
| } |
| |
| JNIAudioPortCallback::~JNIAudioPortCallback() |
| { |
| // remove global references |
| JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| if (env == NULL) { |
| return; |
| } |
| env->DeleteGlobalRef(mObject); |
| env->DeleteGlobalRef(mClass); |
| } |
| |
| void JNIAudioPortCallback::sendEvent(int event) |
| { |
| JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| if (env == NULL) { |
| return; |
| } |
| env->CallStaticVoidMethod(mClass, gPostEventFromNative, mObject, |
| event, 0, 0, NULL); |
| if (env->ExceptionCheck()) { |
| ALOGW("An exception occurred while notifying an event."); |
| env->ExceptionClear(); |
| } |
| } |
| |
| void JNIAudioPortCallback::onAudioPortListUpdate() |
| { |
| sendEvent(AUDIOPORT_EVENT_PORT_LIST_UPDATED); |
| } |
| |
| void JNIAudioPortCallback::onAudioPatchListUpdate() |
| { |
| sendEvent(AUDIOPORT_EVENT_PATCH_LIST_UPDATED); |
| } |
| |
| void JNIAudioPortCallback::onServiceDied() |
| { |
| sendEvent(AUDIOPORT_EVENT_SERVICE_DIED); |
| } |
| |
| static int check_AudioSystem_Command(status_t status) |
| { |
| switch (status) { |
| case DEAD_OBJECT: |
| return kAudioStatusMediaServerDied; |
| case NO_ERROR: |
| return kAudioStatusOk; |
| default: |
| break; |
| } |
| return kAudioStatusError; |
| } |
| |
| static jint |
| android_media_AudioSystem_muteMicrophone(JNIEnv *env, jobject thiz, jboolean on) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::muteMicrophone(on)); |
| } |
| |
| static jboolean |
| android_media_AudioSystem_isMicrophoneMuted(JNIEnv *env, jobject thiz) |
| { |
| bool state = false; |
| AudioSystem::isMicrophoneMuted(&state); |
| return state; |
| } |
| |
| static jboolean |
| android_media_AudioSystem_isStreamActive(JNIEnv *env, jobject thiz, jint stream, jint inPastMs) |
| { |
| bool state = false; |
| AudioSystem::isStreamActive((audio_stream_type_t) stream, &state, inPastMs); |
| return state; |
| } |
| |
| static jboolean |
| android_media_AudioSystem_isStreamActiveRemotely(JNIEnv *env, jobject thiz, jint stream, |
| jint inPastMs) |
| { |
| bool state = false; |
| AudioSystem::isStreamActiveRemotely((audio_stream_type_t) stream, &state, inPastMs); |
| return state; |
| } |
| |
| static jboolean |
| android_media_AudioSystem_isSourceActive(JNIEnv *env, jobject thiz, jint source) |
| { |
| bool state = false; |
| AudioSystem::isSourceActive((audio_source_t) source, &state); |
| return state; |
| } |
| |
| static jint |
| android_media_AudioSystem_newAudioSessionId(JNIEnv *env, jobject thiz) |
| { |
| return AudioSystem::newAudioUniqueId(); |
| } |
| |
| static jint |
| android_media_AudioSystem_setParameters(JNIEnv *env, jobject thiz, jstring keyValuePairs) |
| { |
| const jchar* c_keyValuePairs = env->GetStringCritical(keyValuePairs, 0); |
| String8 c_keyValuePairs8; |
| if (keyValuePairs) { |
| c_keyValuePairs8 = String8(c_keyValuePairs, env->GetStringLength(keyValuePairs)); |
| env->ReleaseStringCritical(keyValuePairs, c_keyValuePairs); |
| } |
| int status = check_AudioSystem_Command(AudioSystem::setParameters(c_keyValuePairs8)); |
| return (jint) status; |
| } |
| |
| static jstring |
| android_media_AudioSystem_getParameters(JNIEnv *env, jobject thiz, jstring keys) |
| { |
| const jchar* c_keys = env->GetStringCritical(keys, 0); |
| String8 c_keys8; |
| if (keys) { |
| c_keys8 = String8(c_keys, env->GetStringLength(keys)); |
| env->ReleaseStringCritical(keys, c_keys); |
| } |
| return env->NewStringUTF(AudioSystem::getParameters(c_keys8).string()); |
| } |
| |
| static void |
| android_media_AudioSystem_error_callback(status_t err) |
| { |
| JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| if (env == NULL) { |
| return; |
| } |
| |
| jclass clazz = env->FindClass(kClassPathName); |
| |
| env->CallStaticVoidMethod(clazz, env->GetStaticMethodID(clazz, |
| "errorCallbackFromNative","(I)V"), |
| check_AudioSystem_Command(err)); |
| |
| env->DeleteLocalRef(clazz); |
| } |
| |
| static jint |
| android_media_AudioSystem_setDeviceConnectionState(JNIEnv *env, jobject thiz, jint device, jint state, jstring device_address) |
| { |
| const char *c_address = env->GetStringUTFChars(device_address, NULL); |
| int status = check_AudioSystem_Command(AudioSystem::setDeviceConnectionState(static_cast <audio_devices_t>(device), |
| static_cast <audio_policy_dev_state_t>(state), |
| c_address)); |
| env->ReleaseStringUTFChars(device_address, c_address); |
| return (jint) status; |
| } |
| |
| static jint |
| android_media_AudioSystem_getDeviceConnectionState(JNIEnv *env, jobject thiz, jint device, jstring device_address) |
| { |
| const char *c_address = env->GetStringUTFChars(device_address, NULL); |
| int state = static_cast <int>(AudioSystem::getDeviceConnectionState(static_cast <audio_devices_t>(device), |
| c_address)); |
| env->ReleaseStringUTFChars(device_address, c_address); |
| return (jint) state; |
| } |
| |
| static jint |
| android_media_AudioSystem_setPhoneState(JNIEnv *env, jobject thiz, jint state) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::setPhoneState((audio_mode_t) state)); |
| } |
| |
| static jint |
| android_media_AudioSystem_setForceUse(JNIEnv *env, jobject thiz, jint usage, jint config) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::setForceUse(static_cast <audio_policy_force_use_t>(usage), |
| static_cast <audio_policy_forced_cfg_t>(config))); |
| } |
| |
| static jint |
| android_media_AudioSystem_getForceUse(JNIEnv *env, jobject thiz, jint usage) |
| { |
| return static_cast <jint>(AudioSystem::getForceUse(static_cast <audio_policy_force_use_t>(usage))); |
| } |
| |
| static jint |
| android_media_AudioSystem_initStreamVolume(JNIEnv *env, jobject thiz, jint stream, jint indexMin, jint indexMax) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::initStreamVolume(static_cast <audio_stream_type_t>(stream), |
| indexMin, |
| indexMax)); |
| } |
| |
| static jint |
| android_media_AudioSystem_setStreamVolumeIndex(JNIEnv *env, |
| jobject thiz, |
| jint stream, |
| jint index, |
| jint device) |
| { |
| return (jint) check_AudioSystem_Command( |
| AudioSystem::setStreamVolumeIndex(static_cast <audio_stream_type_t>(stream), |
| index, |
| (audio_devices_t)device)); |
| } |
| |
| static jint |
| android_media_AudioSystem_getStreamVolumeIndex(JNIEnv *env, |
| jobject thiz, |
| jint stream, |
| jint device) |
| { |
| int index; |
| if (AudioSystem::getStreamVolumeIndex(static_cast <audio_stream_type_t>(stream), |
| &index, |
| (audio_devices_t)device) |
| != NO_ERROR) { |
| index = -1; |
| } |
| return (jint) index; |
| } |
| |
| static jint |
| android_media_AudioSystem_setMasterVolume(JNIEnv *env, jobject thiz, jfloat value) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::setMasterVolume(value)); |
| } |
| |
| static jfloat |
| android_media_AudioSystem_getMasterVolume(JNIEnv *env, jobject thiz) |
| { |
| float value; |
| if (AudioSystem::getMasterVolume(&value) != NO_ERROR) { |
| value = -1.0; |
| } |
| return value; |
| } |
| |
| static jint |
| android_media_AudioSystem_setMasterMute(JNIEnv *env, jobject thiz, jboolean mute) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::setMasterMute(mute)); |
| } |
| |
| static jboolean |
| android_media_AudioSystem_getMasterMute(JNIEnv *env, jobject thiz) |
| { |
| bool mute; |
| if (AudioSystem::getMasterMute(&mute) != NO_ERROR) { |
| mute = false; |
| } |
| return mute; |
| } |
| |
| static jint |
| android_media_AudioSystem_getDevicesForStream(JNIEnv *env, jobject thiz, jint stream) |
| { |
| return (jint) AudioSystem::getDevicesForStream(static_cast <audio_stream_type_t>(stream)); |
| } |
| |
| static jint |
| android_media_AudioSystem_getPrimaryOutputSamplingRate(JNIEnv *env, jobject clazz) |
| { |
| return (jint) AudioSystem::getPrimaryOutputSamplingRate(); |
| } |
| |
| static jint |
| android_media_AudioSystem_getPrimaryOutputFrameCount(JNIEnv *env, jobject clazz) |
| { |
| return (jint) AudioSystem::getPrimaryOutputFrameCount(); |
| } |
| |
| static jint |
| android_media_AudioSystem_getOutputLatency(JNIEnv *env, jobject clazz, jint stream) |
| { |
| uint32_t afLatency; |
| if (AudioSystem::getOutputLatency(&afLatency, static_cast <audio_stream_type_t>(stream)) |
| != NO_ERROR) { |
| afLatency = -1; |
| } |
| return (jint) afLatency; |
| } |
| |
| static jint |
| android_media_AudioSystem_setLowRamDevice(JNIEnv *env, jobject clazz, jboolean isLowRamDevice) |
| { |
| return (jint) AudioSystem::setLowRamDevice((bool) isLowRamDevice); |
| } |
| |
| static jint |
| android_media_AudioSystem_checkAudioFlinger(JNIEnv *env, jobject clazz) |
| { |
| return (jint) check_AudioSystem_Command(AudioSystem::checkAudioFlinger()); |
| } |
| |
| |
| static bool useInChannelMask(audio_port_type_t type, audio_port_role_t role) |
| { |
| return ((type == AUDIO_PORT_TYPE_DEVICE) && (role == AUDIO_PORT_ROLE_SOURCE)) || |
| ((type == AUDIO_PORT_TYPE_MIX) && (role == AUDIO_PORT_ROLE_SINK)); |
| } |
| |
| static void convertAudioGainConfigToNative(JNIEnv *env, |
| struct audio_gain_config *nAudioGainConfig, |
| const jobject jAudioGainConfig, |
| bool useInMask) |
| { |
| nAudioGainConfig->index = env->GetIntField(jAudioGainConfig, gAudioGainConfigFields.mIndex); |
| nAudioGainConfig->mode = env->GetIntField(jAudioGainConfig, gAudioGainConfigFields.mMode); |
| ALOGV("convertAudioGainConfigToNative got gain index %d", nAudioGainConfig->index); |
| jint jMask = env->GetIntField(jAudioGainConfig, gAudioGainConfigFields.mChannelMask); |
| audio_channel_mask_t nMask; |
| if (useInMask) { |
| nMask = inChannelMaskToNative(jMask); |
| ALOGV("convertAudioGainConfigToNative IN mask java %x native %x", jMask, nMask); |
| } else { |
| nMask = outChannelMaskToNative(jMask); |
| ALOGV("convertAudioGainConfigToNative OUT mask java %x native %x", jMask, nMask); |
| } |
| nAudioGainConfig->channel_mask = nMask; |
| nAudioGainConfig->ramp_duration_ms = env->GetIntField(jAudioGainConfig, |
| gAudioGainConfigFields.mRampDurationMs); |
| jintArray jValues = (jintArray)env->GetObjectField(jAudioGainConfig, |
| gAudioGainConfigFields.mValues); |
| int *nValues = env->GetIntArrayElements(jValues, NULL); |
| size_t size = env->GetArrayLength(jValues); |
| memcpy(nAudioGainConfig->values, nValues, size * sizeof(int)); |
| env->DeleteLocalRef(jValues); |
| } |
| |
| |
| static jint convertAudioPortConfigToNative(JNIEnv *env, |
| struct audio_port_config *nAudioPortConfig, |
| const jobject jAudioPortConfig, |
| bool useConfigMask) |
| { |
| jobject jAudioPort = env->GetObjectField(jAudioPortConfig, gAudioPortConfigFields.mPort); |
| jobject jHandle = env->GetObjectField(jAudioPort, gAudioPortFields.mHandle); |
| nAudioPortConfig->id = env->GetIntField(jHandle, gAudioHandleFields.mId); |
| nAudioPortConfig->role = (audio_port_role_t)env->GetIntField(jAudioPort, |
| gAudioPortFields.mRole); |
| if (env->IsInstanceOf(jAudioPort, gAudioDevicePortClass)) { |
| nAudioPortConfig->type = AUDIO_PORT_TYPE_DEVICE; |
| } else if (env->IsInstanceOf(jAudioPort, gAudioMixPortClass)) { |
| nAudioPortConfig->type = AUDIO_PORT_TYPE_MIX; |
| } else { |
| env->DeleteLocalRef(jAudioPort); |
| env->DeleteLocalRef(jHandle); |
| return (jint)AUDIO_JAVA_ERROR; |
| } |
| ALOGV("convertAudioPortConfigToNative handle %d role %d type %d", |
| nAudioPortConfig->id, nAudioPortConfig->role, nAudioPortConfig->type); |
| |
| unsigned int configMask = 0; |
| |
| nAudioPortConfig->sample_rate = env->GetIntField(jAudioPortConfig, |
| gAudioPortConfigFields.mSamplingRate); |
| if (nAudioPortConfig->sample_rate != 0) { |
| configMask |= AUDIO_PORT_CONFIG_SAMPLE_RATE; |
| } |
| |
| bool useInMask = useInChannelMask(nAudioPortConfig->type, nAudioPortConfig->role); |
| audio_channel_mask_t nMask; |
| jint jMask = env->GetIntField(jAudioPortConfig, |
| gAudioPortConfigFields.mChannelMask); |
| if (useInMask) { |
| nMask = inChannelMaskToNative(jMask); |
| ALOGV("convertAudioPortConfigToNative IN mask java %x native %x", jMask, nMask); |
| } else { |
| nMask = outChannelMaskToNative(jMask); |
| ALOGV("convertAudioPortConfigToNative OUT mask java %x native %x", jMask, nMask); |
| } |
| nAudioPortConfig->channel_mask = nMask; |
| if (nAudioPortConfig->channel_mask != AUDIO_CHANNEL_NONE) { |
| configMask |= AUDIO_PORT_CONFIG_CHANNEL_MASK; |
| } |
| |
| jint jFormat = env->GetIntField(jAudioPortConfig, gAudioPortConfigFields.mFormat); |
| audio_format_t nFormat = audioFormatToNative(jFormat); |
| ALOGV("convertAudioPortConfigToNative format %d native %d", jFormat, nFormat); |
| nAudioPortConfig->format = nFormat; |
| if (nAudioPortConfig->format != AUDIO_FORMAT_DEFAULT && |
| nAudioPortConfig->format != AUDIO_FORMAT_INVALID) { |
| configMask |= AUDIO_PORT_CONFIG_FORMAT; |
| } |
| |
| jobject jGain = env->GetObjectField(jAudioPortConfig, gAudioPortConfigFields.mGain); |
| if (jGain != NULL) { |
| convertAudioGainConfigToNative(env, &nAudioPortConfig->gain, jGain, useInMask); |
| env->DeleteLocalRef(jGain); |
| configMask |= AUDIO_PORT_CONFIG_GAIN; |
| } else { |
| ALOGV("convertAudioPortConfigToNative no gain"); |
| nAudioPortConfig->gain.index = -1; |
| } |
| if (useConfigMask) { |
| nAudioPortConfig->config_mask = env->GetIntField(jAudioPortConfig, |
| gAudioPortConfigFields.mConfigMask); |
| } else { |
| nAudioPortConfig->config_mask = configMask; |
| } |
| env->DeleteLocalRef(jAudioPort); |
| env->DeleteLocalRef(jHandle); |
| return (jint)AUDIO_JAVA_SUCCESS; |
| } |
| |
| static jint convertAudioPortConfigFromNative(JNIEnv *env, |
| jobject jAudioPort, |
| jobject *jAudioPortConfig, |
| const struct audio_port_config *nAudioPortConfig) |
| { |
| jint jStatus = AUDIO_JAVA_SUCCESS; |
| jobject jAudioGainConfig = NULL; |
| jobject jAudioGain = NULL; |
| jintArray jGainValues; |
| bool audioportCreated = false; |
| |
| ALOGV("convertAudioPortConfigFromNative jAudioPort %p", jAudioPort); |
| |
| if (jAudioPort == NULL) { |
| jobject jHandle = env->NewObject(gAudioHandleClass, gAudioHandleCstor, |
| nAudioPortConfig->id); |
| |
| ALOGV("convertAudioPortConfigFromNative handle %d is a %s", nAudioPortConfig->id, |
| nAudioPortConfig->type == AUDIO_PORT_TYPE_DEVICE ? "device" : "mix"); |
| |
| if (jHandle == NULL) { |
| return (jint)AUDIO_JAVA_ERROR; |
| } |
| // create dummy port and port config objects with just the correct handle |
| // and configuration data. The actual AudioPortConfig objects will be |
| // constructed by java code with correct class type (device, mix etc...) |
| // and reference to AudioPort instance in this client |
| jAudioPort = env->NewObject(gAudioPortClass, gAudioPortCstor, |
| jHandle, |
| 0, |
| NULL, |
| NULL, |
| NULL, |
| NULL); |
| env->DeleteLocalRef(jHandle); |
| if (jAudioPort == NULL) { |
| return (jint)AUDIO_JAVA_ERROR; |
| } |
| ALOGV("convertAudioPortConfigFromNative jAudioPort created for handle %d", |
| nAudioPortConfig->id); |
| |
| audioportCreated = true; |
| } |
| |
| bool useInMask = useInChannelMask(nAudioPortConfig->type, nAudioPortConfig->role); |
| |
| audio_channel_mask_t nMask; |
| jint jMask; |
| |
| int gainIndex = nAudioPortConfig->gain.index; |
| if (gainIndex >= 0) { |
| ALOGV("convertAudioPortConfigFromNative gain found with index %d mode %x", |
| gainIndex, nAudioPortConfig->gain.mode); |
| if (audioportCreated) { |
| ALOGV("convertAudioPortConfigFromNative creating gain"); |
| jAudioGain = env->NewObject(gAudioGainClass, gAudioGainCstor, |
| gainIndex, |
| 0, |
| 0, |
| 0, |
| 0, |
| 0, |
| 0, |
| 0, |
| 0); |
| if (jAudioGain == NULL) { |
| ALOGV("convertAudioPortConfigFromNative creating gain FAILED"); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| } else { |
| ALOGV("convertAudioPortConfigFromNative reading gain from port"); |
| jobjectArray jGains = (jobjectArray)env->GetObjectField(jAudioPort, |
| gAudioPortFields.mGains); |
| if (jGains == NULL) { |
| ALOGV("convertAudioPortConfigFromNative could not get gains from port"); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| jAudioGain = env->GetObjectArrayElement(jGains, gainIndex); |
| env->DeleteLocalRef(jGains); |
| if (jAudioGain == NULL) { |
| ALOGV("convertAudioPortConfigFromNative could not get gain at index %d", gainIndex); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| } |
| int numValues; |
| if (useInMask) { |
| numValues = audio_channel_count_from_in_mask(nAudioPortConfig->gain.channel_mask); |
| } else { |
| numValues = audio_channel_count_from_out_mask(nAudioPortConfig->gain.channel_mask); |
| } |
| jGainValues = env->NewIntArray(numValues); |
| if (jGainValues == NULL) { |
| ALOGV("convertAudioPortConfigFromNative could not create gain values %d", numValues); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| env->SetIntArrayRegion(jGainValues, 0, numValues, |
| nAudioPortConfig->gain.values); |
| |
| nMask = nAudioPortConfig->gain.channel_mask; |
| if (useInMask) { |
| jMask = inChannelMaskFromNative(nMask); |
| ALOGV("convertAudioPortConfigFromNative IN mask java %x native %x", jMask, nMask); |
| } else { |
| jMask = outChannelMaskFromNative(nMask); |
| ALOGV("convertAudioPortConfigFromNative OUT mask java %x native %x", jMask, nMask); |
| } |
| |
| jAudioGainConfig = env->NewObject(gAudioGainConfigClass, |
| gAudioGainConfigCstor, |
| gainIndex, |
| jAudioGain, |
| nAudioPortConfig->gain.mode, |
| jMask, |
| jGainValues, |
| nAudioPortConfig->gain.ramp_duration_ms); |
| env->DeleteLocalRef(jGainValues); |
| if (jAudioGainConfig == NULL) { |
| ALOGV("convertAudioPortConfigFromNative could not create gain config"); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| } |
| jclass clazz; |
| jmethodID methodID; |
| if (audioportCreated) { |
| clazz = gAudioPortConfigClass; |
| methodID = gAudioPortConfigCstor; |
| ALOGV("convertAudioPortConfigFromNative building a generic port config"); |
| } else { |
| if (env->IsInstanceOf(jAudioPort, gAudioDevicePortClass)) { |
| clazz = gAudioDevicePortConfigClass; |
| methodID = gAudioDevicePortConfigCstor; |
| ALOGV("convertAudioPortConfigFromNative building a device config"); |
| } else if (env->IsInstanceOf(jAudioPort, gAudioMixPortClass)) { |
| clazz = gAudioMixPortConfigClass; |
| methodID = gAudioMixPortConfigCstor; |
| ALOGV("convertAudioPortConfigFromNative building a mix config"); |
| } else { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| } |
| nMask = nAudioPortConfig->channel_mask; |
| if (useInMask) { |
| jMask = inChannelMaskFromNative(nMask); |
| ALOGV("convertAudioPortConfigFromNative IN mask java %x native %x", jMask, nMask); |
| } else { |
| jMask = outChannelMaskFromNative(nMask); |
| ALOGV("convertAudioPortConfigFromNative OUT mask java %x native %x", jMask, nMask); |
| } |
| |
| *jAudioPortConfig = env->NewObject(clazz, methodID, |
| jAudioPort, |
| nAudioPortConfig->sample_rate, |
| jMask, |
| audioFormatFromNative(nAudioPortConfig->format), |
| jAudioGainConfig); |
| if (*jAudioPortConfig == NULL) { |
| ALOGV("convertAudioPortConfigFromNative could not create new port config"); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| } else { |
| ALOGV("convertAudioPortConfigFromNative OK"); |
| } |
| |
| exit: |
| if (audioportCreated) { |
| env->DeleteLocalRef(jAudioPort); |
| if (jAudioGain != NULL) { |
| env->DeleteLocalRef(jAudioGain); |
| } |
| } |
| if (jAudioGainConfig != NULL) { |
| env->DeleteLocalRef(jAudioGainConfig); |
| } |
| return jStatus; |
| } |
| |
| static jint convertAudioPortFromNative(JNIEnv *env, |
| jobject *jAudioPort, const struct audio_port *nAudioPort) |
| { |
| jint jStatus = (jint)AUDIO_JAVA_SUCCESS; |
| jintArray jSamplingRates = NULL; |
| jintArray jChannelMasks = NULL; |
| jintArray jFormats = NULL; |
| jobjectArray jGains = NULL; |
| jobject jHandle = NULL; |
| bool useInMask; |
| |
| ALOGV("convertAudioPortFromNative id %d role %d type %d", |
| nAudioPort->id, nAudioPort->role, nAudioPort->type); |
| |
| jSamplingRates = env->NewIntArray(nAudioPort->num_sample_rates); |
| if (jSamplingRates == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| if (nAudioPort->num_sample_rates) { |
| env->SetIntArrayRegion(jSamplingRates, 0, nAudioPort->num_sample_rates, |
| (jint *)nAudioPort->sample_rates); |
| } |
| |
| jChannelMasks = env->NewIntArray(nAudioPort->num_channel_masks); |
| if (jChannelMasks == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| useInMask = useInChannelMask(nAudioPort->type, nAudioPort->role); |
| |
| jint jMask; |
| for (size_t j = 0; j < nAudioPort->num_channel_masks; j++) { |
| if (useInMask) { |
| jMask = inChannelMaskFromNative(nAudioPort->channel_masks[j]); |
| } else { |
| jMask = outChannelMaskFromNative(nAudioPort->channel_masks[j]); |
| } |
| env->SetIntArrayRegion(jChannelMasks, j, 1, &jMask); |
| } |
| |
| jFormats = env->NewIntArray(nAudioPort->num_formats); |
| if (jFormats == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| for (size_t j = 0; j < nAudioPort->num_formats; j++) { |
| jint jFormat = audioFormatFromNative(nAudioPort->formats[j]); |
| env->SetIntArrayRegion(jFormats, j, 1, &jFormat); |
| } |
| |
| jGains = env->NewObjectArray(nAudioPort->num_gains, |
| gAudioGainClass, NULL); |
| if (jGains == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| for (size_t j = 0; j < nAudioPort->num_gains; j++) { |
| audio_channel_mask_t nMask = nAudioPort->gains[j].channel_mask; |
| if (useInMask) { |
| jMask = inChannelMaskFromNative(nMask); |
| ALOGV("convertAudioPortConfigFromNative IN mask java %x native %x", jMask, nMask); |
| } else { |
| jMask = outChannelMaskFromNative(nMask); |
| ALOGV("convertAudioPortConfigFromNative OUT mask java %x native %x", jMask, nMask); |
| } |
| |
| jobject jGain = env->NewObject(gAudioGainClass, gAudioGainCstor, |
| j, |
| nAudioPort->gains[j].mode, |
| jMask, |
| nAudioPort->gains[j].min_value, |
| nAudioPort->gains[j].max_value, |
| nAudioPort->gains[j].default_value, |
| nAudioPort->gains[j].step_value, |
| nAudioPort->gains[j].min_ramp_ms, |
| nAudioPort->gains[j].max_ramp_ms); |
| if (jGain == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| env->SetObjectArrayElement(jGains, j, jGain); |
| env->DeleteLocalRef(jGain); |
| } |
| |
| jHandle = env->NewObject(gAudioHandleClass, gAudioHandleCstor, |
| nAudioPort->id); |
| if (jHandle == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| |
| if (nAudioPort->type == AUDIO_PORT_TYPE_DEVICE) { |
| ALOGV("convertAudioPortFromNative is a device %08x", nAudioPort->ext.device.type); |
| jstring jAddress = env->NewStringUTF(nAudioPort->ext.device.address); |
| *jAudioPort = env->NewObject(gAudioDevicePortClass, gAudioDevicePortCstor, |
| jHandle, jSamplingRates, jChannelMasks, jFormats, jGains, |
| nAudioPort->ext.device.type, jAddress); |
| env->DeleteLocalRef(jAddress); |
| } else if (nAudioPort->type == AUDIO_PORT_TYPE_MIX) { |
| ALOGV("convertAudioPortFromNative is a mix"); |
| *jAudioPort = env->NewObject(gAudioMixPortClass, gAudioMixPortCstor, |
| jHandle, nAudioPort->role, jSamplingRates, jChannelMasks, |
| jFormats, jGains); |
| } else { |
| ALOGE("convertAudioPortFromNative unknown nAudioPort type %d", nAudioPort->type); |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| if (*jAudioPort == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| |
| jobject jAudioPortConfig; |
| jStatus = convertAudioPortConfigFromNative(env, |
| *jAudioPort, |
| &jAudioPortConfig, |
| &nAudioPort->active_config); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| return jStatus; |
| } |
| |
| env->SetObjectField(*jAudioPort, gAudioPortFields.mActiveConfig, jAudioPortConfig); |
| |
| exit: |
| if (jSamplingRates != NULL) { |
| env->DeleteLocalRef(jSamplingRates); |
| } |
| if (jChannelMasks != NULL) { |
| env->DeleteLocalRef(jChannelMasks); |
| } |
| if (jFormats != NULL) { |
| env->DeleteLocalRef(jFormats); |
| } |
| if (jGains != NULL) { |
| env->DeleteLocalRef(jGains); |
| } |
| if (jHandle != NULL) { |
| env->DeleteLocalRef(jHandle); |
| } |
| |
| return jStatus; |
| } |
| |
| |
| static jint |
| android_media_AudioSystem_listAudioPorts(JNIEnv *env, jobject clazz, |
| jobject jPorts, jintArray jGeneration) |
| { |
| ALOGV("listAudioPorts"); |
| |
| if (jPorts == NULL) { |
| ALOGE("listAudioPorts NULL AudioPort ArrayList"); |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| if (!env->IsInstanceOf(jPorts, gArrayListClass)) { |
| ALOGE("listAudioPorts not an arraylist"); |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| if (jGeneration == NULL || env->GetArrayLength(jGeneration) != 1) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| status_t status; |
| unsigned int generation1; |
| unsigned int generation; |
| unsigned int numPorts; |
| jint *nGeneration; |
| struct audio_port *nPorts = NULL; |
| int attempts = MAX_PORT_GENERATION_SYNC_ATTEMPTS; |
| |
| // get the port count and all the ports until they both return the same generation |
| do { |
| if (attempts-- < 0) { |
| status = TIMED_OUT; |
| break; |
| } |
| |
| numPorts = 0; |
| status = AudioSystem::listAudioPorts(AUDIO_PORT_ROLE_NONE, |
| AUDIO_PORT_TYPE_NONE, |
| &numPorts, |
| NULL, |
| &generation1); |
| if (status != NO_ERROR || numPorts == 0) { |
| ALOGE_IF(status != NO_ERROR, "AudioSystem::listAudioPorts error %d", status); |
| break; |
| } |
| nPorts = (struct audio_port *)realloc(nPorts, numPorts * sizeof(struct audio_port)); |
| |
| status = AudioSystem::listAudioPorts(AUDIO_PORT_ROLE_NONE, |
| AUDIO_PORT_TYPE_NONE, |
| &numPorts, |
| nPorts, |
| &generation); |
| ALOGV("listAudioPorts AudioSystem::listAudioPorts numPorts %d generation %d generation1 %d", |
| numPorts, generation, generation1); |
| } while (generation1 != generation && status == NO_ERROR); |
| |
| jint jStatus = nativeToJavaStatus(status); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| |
| nGeneration = env->GetIntArrayElements(jGeneration, NULL); |
| if (nGeneration == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| nGeneration[0] = generation1; |
| env->ReleaseIntArrayElements(jGeneration, nGeneration, 0); |
| |
| for (size_t i = 0; i < numPorts; i++) { |
| jobject jAudioPort; |
| jStatus = convertAudioPortFromNative(env, &jAudioPort, &nPorts[i]); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| env->CallBooleanMethod(jPorts, gArrayListMethods.add, jAudioPort); |
| } |
| |
| exit: |
| free(nPorts); |
| return jStatus; |
| } |
| |
| static int |
| android_media_AudioSystem_createAudioPatch(JNIEnv *env, jobject clazz, |
| jobjectArray jPatches, jobjectArray jSources, jobjectArray jSinks) |
| { |
| status_t status; |
| jint jStatus; |
| |
| ALOGV("createAudioPatch"); |
| if (jPatches == NULL || jSources == NULL || jSinks == NULL) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| if (env->GetArrayLength(jPatches) != 1) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| jint numSources = env->GetArrayLength(jSources); |
| if (numSources == 0 || numSources > AUDIO_PATCH_PORTS_MAX) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| jint numSinks = env->GetArrayLength(jSinks); |
| if (numSinks == 0 || numSinks > AUDIO_PATCH_PORTS_MAX) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| audio_patch_handle_t handle = (audio_patch_handle_t)0; |
| jobject jPatch = env->GetObjectArrayElement(jPatches, 0); |
| jobject jPatchHandle = NULL; |
| if (jPatch != NULL) { |
| if (!env->IsInstanceOf(jPatch, gAudioPatchClass)) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| jPatchHandle = env->GetObjectField(jPatch, gAudioPatchFields.mHandle); |
| handle = (audio_patch_handle_t)env->GetIntField(jPatchHandle, gAudioHandleFields.mId); |
| } |
| |
| struct audio_patch nPatch; |
| |
| nPatch.id = handle; |
| nPatch.num_sources = 0; |
| nPatch.num_sinks = 0; |
| jobject jSource = NULL; |
| jobject jSink = NULL; |
| |
| for (jint i = 0; i < numSources; i++) { |
| jSource = env->GetObjectArrayElement(jSources, i); |
| if (!env->IsInstanceOf(jSource, gAudioPortConfigClass)) { |
| jStatus = (jint)AUDIO_JAVA_BAD_VALUE; |
| goto exit; |
| } |
| jStatus = convertAudioPortConfigToNative(env, &nPatch.sources[i], jSource, false); |
| env->DeleteLocalRef(jSource); |
| jSource = NULL; |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| nPatch.num_sources++; |
| } |
| |
| for (jint i = 0; i < numSinks; i++) { |
| jSink = env->GetObjectArrayElement(jSinks, i); |
| if (!env->IsInstanceOf(jSink, gAudioPortConfigClass)) { |
| jStatus = (jint)AUDIO_JAVA_BAD_VALUE; |
| goto exit; |
| } |
| jStatus = convertAudioPortConfigToNative(env, &nPatch.sinks[i], jSink, false); |
| env->DeleteLocalRef(jSink); |
| jSink = NULL; |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| nPatch.num_sinks++; |
| } |
| |
| ALOGV("AudioSystem::createAudioPatch"); |
| status = AudioSystem::createAudioPatch(&nPatch, &handle); |
| ALOGV("AudioSystem::createAudioPatch() returned %d hande %d", status, handle); |
| |
| jStatus = nativeToJavaStatus(status); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| |
| if (jPatchHandle == NULL) { |
| jPatchHandle = env->NewObject(gAudioHandleClass, gAudioHandleCstor, |
| handle); |
| if (jPatchHandle == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| jPatch = env->NewObject(gAudioPatchClass, gAudioPatchCstor, jPatchHandle, jSources, jSinks); |
| if (jPatch == NULL) { |
| jStatus = (jint)AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| env->SetObjectArrayElement(jPatches, 0, jPatch); |
| } else { |
| env->SetIntField(jPatchHandle, gAudioHandleFields.mId, handle); |
| } |
| |
| exit: |
| if (jPatchHandle != NULL) { |
| env->DeleteLocalRef(jPatchHandle); |
| } |
| if (jPatch != NULL) { |
| env->DeleteLocalRef(jPatch); |
| } |
| if (jSource != NULL) { |
| env->DeleteLocalRef(jSource); |
| } |
| if (jSink != NULL) { |
| env->DeleteLocalRef(jSink); |
| } |
| return jStatus; |
| } |
| |
| static int |
| android_media_AudioSystem_releaseAudioPatch(JNIEnv *env, jobject clazz, |
| jobject jPatch) |
| { |
| ALOGV("releaseAudioPatch"); |
| if (jPatch == NULL) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| audio_patch_handle_t handle = (audio_patch_handle_t)0; |
| jobject jPatchHandle = NULL; |
| if (!env->IsInstanceOf(jPatch, gAudioPatchClass)) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| jPatchHandle = env->GetObjectField(jPatch, gAudioPatchFields.mHandle); |
| handle = (audio_patch_handle_t)env->GetIntField(jPatchHandle, gAudioHandleFields.mId); |
| env->DeleteLocalRef(jPatchHandle); |
| |
| ALOGV("AudioSystem::releaseAudioPatch"); |
| status_t status = AudioSystem::releaseAudioPatch(handle); |
| ALOGV("AudioSystem::releaseAudioPatch() returned %d", status); |
| jint jStatus = nativeToJavaStatus(status); |
| return status; |
| } |
| |
| static jint |
| android_media_AudioSystem_listAudioPatches(JNIEnv *env, jobject clazz, |
| jobject jPatches, jintArray jGeneration) |
| { |
| ALOGV("listAudioPatches"); |
| if (jPatches == NULL) { |
| ALOGE("listAudioPatches NULL AudioPatch ArrayList"); |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| if (!env->IsInstanceOf(jPatches, gArrayListClass)) { |
| ALOGE("listAudioPatches not an arraylist"); |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| if (jGeneration == NULL || env->GetArrayLength(jGeneration) != 1) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| |
| status_t status; |
| unsigned int generation1; |
| unsigned int generation; |
| unsigned int numPatches; |
| jint *nGeneration; |
| struct audio_patch *nPatches = NULL; |
| jobjectArray jSources = NULL; |
| jobject jSource = NULL; |
| jobjectArray jSinks = NULL; |
| jobject jSink = NULL; |
| jobject jPatch = NULL; |
| int attempts = MAX_PORT_GENERATION_SYNC_ATTEMPTS; |
| |
| // get the patch count and all the patches until they both return the same generation |
| do { |
| if (attempts-- < 0) { |
| status = TIMED_OUT; |
| break; |
| } |
| |
| numPatches = 0; |
| status = AudioSystem::listAudioPatches(&numPatches, |
| NULL, |
| &generation1); |
| if (status != NO_ERROR || numPatches == 0) { |
| ALOGE_IF(status != NO_ERROR, "listAudioPatches AudioSystem::listAudioPatches error %d", |
| status); |
| break; |
| } |
| nPatches = (struct audio_patch *)realloc(nPatches, numPatches * sizeof(struct audio_patch)); |
| |
| status = AudioSystem::listAudioPatches(&numPatches, |
| nPatches, |
| &generation); |
| ALOGV("listAudioPatches AudioSystem::listAudioPatches numPatches %d generation %d generation1 %d", |
| numPatches, generation, generation1); |
| |
| } while (generation1 != generation && status == NO_ERROR); |
| |
| jint jStatus = nativeToJavaStatus(status); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| |
| nGeneration = env->GetIntArrayElements(jGeneration, NULL); |
| if (nGeneration == NULL) { |
| jStatus = AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| nGeneration[0] = generation1; |
| env->ReleaseIntArrayElements(jGeneration, nGeneration, 0); |
| |
| for (size_t i = 0; i < numPatches; i++) { |
| jobject patchHandle = env->NewObject(gAudioHandleClass, gAudioHandleCstor, |
| nPatches[i].id); |
| if (patchHandle == NULL) { |
| jStatus = AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| ALOGV("listAudioPatches patch %d num_sources %d num_sinks %d", |
| i, nPatches[i].num_sources, nPatches[i].num_sinks); |
| |
| env->SetIntField(patchHandle, gAudioHandleFields.mId, nPatches[i].id); |
| |
| // load sources |
| jSources = env->NewObjectArray(nPatches[i].num_sources, |
| gAudioPortConfigClass, NULL); |
| if (jSources == NULL) { |
| jStatus = AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| |
| for (size_t j = 0; j < nPatches[i].num_sources; j++) { |
| jStatus = convertAudioPortConfigFromNative(env, |
| NULL, |
| &jSource, |
| &nPatches[i].sources[j]); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| env->SetObjectArrayElement(jSources, j, jSource); |
| env->DeleteLocalRef(jSource); |
| jSource = NULL; |
| ALOGV("listAudioPatches patch %d source %d is a %s handle %d", |
| i, j, |
| nPatches[i].sources[j].type == AUDIO_PORT_TYPE_DEVICE ? "device" : "mix", |
| nPatches[i].sources[j].id); |
| } |
| // load sinks |
| jSinks = env->NewObjectArray(nPatches[i].num_sinks, |
| gAudioPortConfigClass, NULL); |
| if (jSinks == NULL) { |
| jStatus = AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| |
| for (size_t j = 0; j < nPatches[i].num_sinks; j++) { |
| jStatus = convertAudioPortConfigFromNative(env, |
| NULL, |
| &jSink, |
| &nPatches[i].sinks[j]); |
| |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| env->SetObjectArrayElement(jSinks, j, jSink); |
| env->DeleteLocalRef(jSink); |
| jSink = NULL; |
| ALOGV("listAudioPatches patch %d sink %d is a %s handle %d", |
| i, j, |
| nPatches[i].sinks[j].type == AUDIO_PORT_TYPE_DEVICE ? "device" : "mix", |
| nPatches[i].sinks[j].id); |
| } |
| |
| jPatch = env->NewObject(gAudioPatchClass, gAudioPatchCstor, |
| patchHandle, jSources, jSinks); |
| env->DeleteLocalRef(jSources); |
| jSources = NULL; |
| env->DeleteLocalRef(jSinks); |
| jSinks = NULL; |
| if (jPatch == NULL) { |
| jStatus = AUDIO_JAVA_ERROR; |
| goto exit; |
| } |
| env->CallBooleanMethod(jPatches, gArrayListMethods.add, jPatch); |
| env->DeleteLocalRef(jPatch); |
| jPatch = NULL; |
| } |
| |
| exit: |
| if (jSources != NULL) { |
| env->DeleteLocalRef(jSources); |
| } |
| if (jSource != NULL) { |
| env->DeleteLocalRef(jSource); |
| } |
| if (jSinks != NULL) { |
| env->DeleteLocalRef(jSinks); |
| } |
| if (jSink != NULL) { |
| env->DeleteLocalRef(jSink); |
| } |
| if (jPatch != NULL) { |
| env->DeleteLocalRef(jPatch); |
| } |
| free(nPatches); |
| return jStatus; |
| } |
| |
| static jint |
| android_media_AudioSystem_setAudioPortConfig(JNIEnv *env, jobject clazz, |
| jobject jAudioPortConfig) |
| { |
| ALOGV("setAudioPortConfig"); |
| if (jAudioPortConfig == NULL) { |
| return AUDIO_JAVA_BAD_VALUE; |
| } |
| if (!env->IsInstanceOf(jAudioPortConfig, gAudioPortConfigClass)) { |
| return AUDIO_JAVA_BAD_VALUE; |
| } |
| struct audio_port_config nAudioPortConfig; |
| jint jStatus = convertAudioPortConfigToNative(env, &nAudioPortConfig, jAudioPortConfig, true); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| return jStatus; |
| } |
| status_t status = AudioSystem::setAudioPortConfig(&nAudioPortConfig); |
| ALOGV("AudioSystem::setAudioPortConfig() returned %d", status); |
| jStatus = nativeToJavaStatus(status); |
| return jStatus; |
| } |
| |
| static void |
| android_media_AudioSystem_eventHandlerSetup(JNIEnv *env, jobject thiz, jobject weak_this) |
| { |
| ALOGV("eventHandlerSetup"); |
| |
| sp<JNIAudioPortCallback> callback = new JNIAudioPortCallback(env, thiz, weak_this); |
| |
| AudioSystem::setAudioPortCallback(callback); |
| } |
| |
| static void |
| android_media_AudioSystem_eventHandlerFinalize(JNIEnv *env, jobject thiz) |
| { |
| ALOGV("eventHandlerFinalize"); |
| |
| sp<JNIAudioPortCallback> callback; |
| |
| AudioSystem::setAudioPortCallback(callback); |
| } |
| |
| static jint |
| android_media_AudioSystem_getAudioHwSyncForSession(JNIEnv *env, jobject thiz, jint sessionId) |
| { |
| return (jint)AudioSystem::getAudioHwSyncForSession((audio_session_t)sessionId); |
| } |
| |
| |
| |
| |
| static jint convertAudioMixToNative(JNIEnv *env, |
| AudioMix *nAudioMix, |
| const jobject jAudioMix) |
| { |
| nAudioMix->mMixType = env->GetIntField(jAudioMix, gAudioMixFields.mMixType); |
| nAudioMix->mRouteFlags = env->GetIntField(jAudioMix, gAudioMixFields.mRouteFlags); |
| |
| jstring jRegistrationId = (jstring)env->GetObjectField(jAudioMix, |
| gAudioMixFields.mRegistrationId); |
| const char *nRegistrationId = env->GetStringUTFChars(jRegistrationId, NULL); |
| nAudioMix->mRegistrationId = String8(nRegistrationId); |
| env->ReleaseStringUTFChars(jRegistrationId, nRegistrationId); |
| env->DeleteLocalRef(jRegistrationId); |
| |
| jobject jFormat = env->GetObjectField(jAudioMix, gAudioMixFields.mFormat); |
| nAudioMix->mFormat.sample_rate = env->GetIntField(jFormat, |
| gAudioFormatFields.mSampleRate); |
| nAudioMix->mFormat.channel_mask = outChannelMaskToNative(env->GetIntField(jFormat, |
| gAudioFormatFields.mChannelMask)); |
| nAudioMix->mFormat.format = audioFormatToNative(env->GetIntField(jFormat, |
| gAudioFormatFields.mEncoding)); |
| env->DeleteLocalRef(jFormat); |
| |
| jobject jRule = env->GetObjectField(jAudioMix, gAudioMixFields.mRule); |
| jobject jRuleCriteria = env->GetObjectField(jRule, gAudioMixingRuleFields.mCriteria); |
| env->DeleteLocalRef(jRule); |
| jobjectArray jCriteria = (jobjectArray)env->CallObjectMethod(jRuleCriteria, |
| gArrayListMethods.toArray); |
| env->DeleteLocalRef(jRuleCriteria); |
| |
| jint numCriteria = env->GetArrayLength(jCriteria); |
| if (numCriteria > MAX_CRITERIA_PER_MIX) { |
| numCriteria = MAX_CRITERIA_PER_MIX; |
| } |
| |
| for (jint i = 0; i < numCriteria; i++) { |
| AttributeMatchCriterion nCriterion; |
| |
| jobject jCriterion = env->GetObjectArrayElement(jCriteria, i); |
| |
| nCriterion.mRule = env->GetIntField(jCriterion, gAttributeMatchCriterionFields.mRule); |
| |
| jobject jAttributes = env->GetObjectField(jCriterion, gAttributeMatchCriterionFields.mAttr); |
| if (nCriterion.mRule == RULE_MATCH_ATTRIBUTE_USAGE || |
| nCriterion.mRule == RULE_EXCLUDE_ATTRIBUTE_USAGE) { |
| nCriterion.mAttr.mUsage = (audio_usage_t)env->GetIntField(jAttributes, |
| gAudioAttributesFields.mUsage); |
| } else { |
| nCriterion.mAttr.mSource = (audio_source_t)env->GetIntField(jAttributes, |
| gAudioAttributesFields.mSource); |
| } |
| env->DeleteLocalRef(jAttributes); |
| |
| nAudioMix->mCriteria.add(nCriterion); |
| env->DeleteLocalRef(jCriterion); |
| } |
| |
| env->DeleteLocalRef(jCriteria); |
| |
| return (jint)AUDIO_JAVA_SUCCESS; |
| } |
| |
| static jint |
| android_media_AudioSystem_registerPolicyMixes(JNIEnv *env, jobject clazz, |
| jobject jMixesList, jboolean registration) |
| { |
| ALOGV("registerPolicyMixes"); |
| |
| if (jMixesList == NULL) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| if (!env->IsInstanceOf(jMixesList, gArrayListClass)) { |
| return (jint)AUDIO_JAVA_BAD_VALUE; |
| } |
| jobjectArray jMixes = (jobjectArray)env->CallObjectMethod(jMixesList, |
| gArrayListMethods.toArray); |
| jint numMixes = env->GetArrayLength(jMixes); |
| if (numMixes > MAX_MIXES_PER_POLICY) { |
| numMixes = MAX_MIXES_PER_POLICY; |
| } |
| |
| status_t status; |
| jint jStatus; |
| jobject jAudioMix = NULL; |
| Vector <AudioMix> mixes; |
| for (jint i = 0; i < numMixes; i++) { |
| jAudioMix = env->GetObjectArrayElement(jMixes, i); |
| if (!env->IsInstanceOf(jAudioMix, gAudioMixClass)) { |
| jStatus = (jint)AUDIO_JAVA_BAD_VALUE; |
| goto exit; |
| } |
| AudioMix mix; |
| jStatus = convertAudioMixToNative(env, &mix, jAudioMix); |
| env->DeleteLocalRef(jAudioMix); |
| jAudioMix = NULL; |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| mixes.add(mix); |
| } |
| |
| ALOGV("AudioSystem::registerPolicyMixes numMixes %d registration %d", numMixes, registration); |
| status = AudioSystem::registerPolicyMixes(mixes, registration); |
| ALOGV("AudioSystem::registerPolicyMixes() returned %d", status); |
| |
| jStatus = nativeToJavaStatus(status); |
| if (jStatus != AUDIO_JAVA_SUCCESS) { |
| goto exit; |
| } |
| |
| exit: |
| if (jAudioMix != NULL) { |
| env->DeleteLocalRef(jAudioMix); |
| } |
| return jStatus; |
| } |
| |
| |
| |
| // ---------------------------------------------------------------------------- |
| |
| static JNINativeMethod gMethods[] = { |
| {"setParameters", "(Ljava/lang/String;)I", (void *)android_media_AudioSystem_setParameters}, |
| {"getParameters", "(Ljava/lang/String;)Ljava/lang/String;", (void *)android_media_AudioSystem_getParameters}, |
| {"muteMicrophone", "(Z)I", (void *)android_media_AudioSystem_muteMicrophone}, |
| {"isMicrophoneMuted", "()Z", (void *)android_media_AudioSystem_isMicrophoneMuted}, |
| {"isStreamActive", "(II)Z", (void *)android_media_AudioSystem_isStreamActive}, |
| {"isStreamActiveRemotely","(II)Z", (void *)android_media_AudioSystem_isStreamActiveRemotely}, |
| {"isSourceActive", "(I)Z", (void *)android_media_AudioSystem_isSourceActive}, |
| {"newAudioSessionId", "()I", (void *)android_media_AudioSystem_newAudioSessionId}, |
| {"setDeviceConnectionState", "(IILjava/lang/String;)I", (void *)android_media_AudioSystem_setDeviceConnectionState}, |
| {"getDeviceConnectionState", "(ILjava/lang/String;)I", (void *)android_media_AudioSystem_getDeviceConnectionState}, |
| {"setPhoneState", "(I)I", (void *)android_media_AudioSystem_setPhoneState}, |
| {"setForceUse", "(II)I", (void *)android_media_AudioSystem_setForceUse}, |
| {"getForceUse", "(I)I", (void *)android_media_AudioSystem_getForceUse}, |
| {"initStreamVolume", "(III)I", (void *)android_media_AudioSystem_initStreamVolume}, |
| {"setStreamVolumeIndex","(III)I", (void *)android_media_AudioSystem_setStreamVolumeIndex}, |
| {"getStreamVolumeIndex","(II)I", (void *)android_media_AudioSystem_getStreamVolumeIndex}, |
| {"setMasterVolume", "(F)I", (void *)android_media_AudioSystem_setMasterVolume}, |
| {"getMasterVolume", "()F", (void *)android_media_AudioSystem_getMasterVolume}, |
| {"setMasterMute", "(Z)I", (void *)android_media_AudioSystem_setMasterMute}, |
| {"getMasterMute", "()Z", (void *)android_media_AudioSystem_getMasterMute}, |
| {"getDevicesForStream", "(I)I", (void *)android_media_AudioSystem_getDevicesForStream}, |
| {"getPrimaryOutputSamplingRate", "()I", (void *)android_media_AudioSystem_getPrimaryOutputSamplingRate}, |
| {"getPrimaryOutputFrameCount", "()I", (void *)android_media_AudioSystem_getPrimaryOutputFrameCount}, |
| {"getOutputLatency", "(I)I", (void *)android_media_AudioSystem_getOutputLatency}, |
| {"setLowRamDevice", "(Z)I", (void *)android_media_AudioSystem_setLowRamDevice}, |
| {"checkAudioFlinger", "()I", (void *)android_media_AudioSystem_checkAudioFlinger}, |
| {"listAudioPorts", "(Ljava/util/ArrayList;[I)I", |
| (void *)android_media_AudioSystem_listAudioPorts}, |
| {"createAudioPatch", "([Landroid/media/AudioPatch;[Landroid/media/AudioPortConfig;[Landroid/media/AudioPortConfig;)I", |
| (void *)android_media_AudioSystem_createAudioPatch}, |
| {"releaseAudioPatch", "(Landroid/media/AudioPatch;)I", |
| (void *)android_media_AudioSystem_releaseAudioPatch}, |
| {"listAudioPatches", "(Ljava/util/ArrayList;[I)I", |
| (void *)android_media_AudioSystem_listAudioPatches}, |
| {"setAudioPortConfig", "(Landroid/media/AudioPortConfig;)I", |
| (void *)android_media_AudioSystem_setAudioPortConfig}, |
| {"getAudioHwSyncForSession", "(I)I", |
| (void *)android_media_AudioSystem_getAudioHwSyncForSession}, |
| {"registerPolicyMixes", "(Ljava/util/ArrayList;Z)I", |
| (void *)android_media_AudioSystem_registerPolicyMixes}, |
| |
| }; |
| |
| |
| static JNINativeMethod gEventHandlerMethods[] = { |
| {"native_setup", |
| "(Ljava/lang/Object;)V", |
| (void *)android_media_AudioSystem_eventHandlerSetup}, |
| {"native_finalize", |
| "()V", |
| (void *)android_media_AudioSystem_eventHandlerFinalize}, |
| }; |
| |
| int register_android_media_AudioSystem(JNIEnv *env) |
| { |
| |
| jclass arrayListClass = env->FindClass("java/util/ArrayList"); |
| gArrayListClass = (jclass) env->NewGlobalRef(arrayListClass); |
| gArrayListMethods.add = env->GetMethodID(arrayListClass, "add", "(Ljava/lang/Object;)Z"); |
| gArrayListMethods.toArray = env->GetMethodID(arrayListClass, "toArray", "()[Ljava/lang/Object;"); |
| |
| jclass audioHandleClass = env->FindClass("android/media/AudioHandle"); |
| gAudioHandleClass = (jclass) env->NewGlobalRef(audioHandleClass); |
| gAudioHandleCstor = env->GetMethodID(audioHandleClass, "<init>", "(I)V"); |
| gAudioHandleFields.mId = env->GetFieldID(audioHandleClass, "mId", "I"); |
| |
| jclass audioPortClass = env->FindClass("android/media/AudioPort"); |
| gAudioPortClass = (jclass) env->NewGlobalRef(audioPortClass); |
| gAudioPortCstor = env->GetMethodID(audioPortClass, "<init>", |
| "(Landroid/media/AudioHandle;I[I[I[I[Landroid/media/AudioGain;)V"); |
| gAudioPortFields.mHandle = env->GetFieldID(audioPortClass, "mHandle", |
| "Landroid/media/AudioHandle;"); |
| gAudioPortFields.mRole = env->GetFieldID(audioPortClass, "mRole", "I"); |
| gAudioPortFields.mGains = env->GetFieldID(audioPortClass, "mGains", |
| "[Landroid/media/AudioGain;"); |
| gAudioPortFields.mActiveConfig = env->GetFieldID(audioPortClass, "mActiveConfig", |
| "Landroid/media/AudioPortConfig;"); |
| |
| jclass audioPortConfigClass = env->FindClass("android/media/AudioPortConfig"); |
| gAudioPortConfigClass = (jclass) env->NewGlobalRef(audioPortConfigClass); |
| gAudioPortConfigCstor = env->GetMethodID(audioPortConfigClass, "<init>", |
| "(Landroid/media/AudioPort;IIILandroid/media/AudioGainConfig;)V"); |
| gAudioPortConfigFields.mPort = env->GetFieldID(audioPortConfigClass, "mPort", |
| "Landroid/media/AudioPort;"); |
| gAudioPortConfigFields.mSamplingRate = env->GetFieldID(audioPortConfigClass, |
| "mSamplingRate", "I"); |
| gAudioPortConfigFields.mChannelMask = env->GetFieldID(audioPortConfigClass, |
| "mChannelMask", "I"); |
| gAudioPortConfigFields.mFormat = env->GetFieldID(audioPortConfigClass, "mFormat", "I"); |
| gAudioPortConfigFields.mGain = env->GetFieldID(audioPortConfigClass, "mGain", |
| "Landroid/media/AudioGainConfig;"); |
| gAudioPortConfigFields.mConfigMask = env->GetFieldID(audioPortConfigClass, "mConfigMask", "I"); |
| |
| jclass audioDevicePortConfigClass = env->FindClass("android/media/AudioDevicePortConfig"); |
| gAudioDevicePortConfigClass = (jclass) env->NewGlobalRef(audioDevicePortConfigClass); |
| gAudioDevicePortConfigCstor = env->GetMethodID(audioDevicePortConfigClass, "<init>", |
| "(Landroid/media/AudioDevicePort;IIILandroid/media/AudioGainConfig;)V"); |
| |
| jclass audioMixPortConfigClass = env->FindClass("android/media/AudioMixPortConfig"); |
| gAudioMixPortConfigClass = (jclass) env->NewGlobalRef(audioMixPortConfigClass); |
| gAudioMixPortConfigCstor = env->GetMethodID(audioMixPortConfigClass, "<init>", |
| "(Landroid/media/AudioMixPort;IIILandroid/media/AudioGainConfig;)V"); |
| |
| jclass audioDevicePortClass = env->FindClass("android/media/AudioDevicePort"); |
| gAudioDevicePortClass = (jclass) env->NewGlobalRef(audioDevicePortClass); |
| gAudioDevicePortCstor = env->GetMethodID(audioDevicePortClass, "<init>", |
| "(Landroid/media/AudioHandle;[I[I[I[Landroid/media/AudioGain;ILjava/lang/String;)V"); |
| |
| jclass audioMixPortClass = env->FindClass("android/media/AudioMixPort"); |
| gAudioMixPortClass = (jclass) env->NewGlobalRef(audioMixPortClass); |
| gAudioMixPortCstor = env->GetMethodID(audioMixPortClass, "<init>", |
| "(Landroid/media/AudioHandle;I[I[I[I[Landroid/media/AudioGain;)V"); |
| |
| jclass audioGainClass = env->FindClass("android/media/AudioGain"); |
| gAudioGainClass = (jclass) env->NewGlobalRef(audioGainClass); |
| gAudioGainCstor = env->GetMethodID(audioGainClass, "<init>", "(IIIIIIIII)V"); |
| |
| jclass audioGainConfigClass = env->FindClass("android/media/AudioGainConfig"); |
| gAudioGainConfigClass = (jclass) env->NewGlobalRef(audioGainConfigClass); |
| gAudioGainConfigCstor = env->GetMethodID(audioGainConfigClass, "<init>", |
| "(ILandroid/media/AudioGain;II[II)V"); |
| gAudioGainConfigFields.mIndex = env->GetFieldID(gAudioGainConfigClass, "mIndex", "I"); |
| gAudioGainConfigFields.mMode = env->GetFieldID(audioGainConfigClass, "mMode", "I"); |
| gAudioGainConfigFields.mChannelMask = env->GetFieldID(audioGainConfigClass, "mChannelMask", |
| "I"); |
| gAudioGainConfigFields.mValues = env->GetFieldID(audioGainConfigClass, "mValues", "[I"); |
| gAudioGainConfigFields.mRampDurationMs = env->GetFieldID(audioGainConfigClass, |
| "mRampDurationMs", "I"); |
| |
| jclass audioPatchClass = env->FindClass("android/media/AudioPatch"); |
| gAudioPatchClass = (jclass) env->NewGlobalRef(audioPatchClass); |
| gAudioPatchCstor = env->GetMethodID(audioPatchClass, "<init>", |
| "(Landroid/media/AudioHandle;[Landroid/media/AudioPortConfig;[Landroid/media/AudioPortConfig;)V"); |
| gAudioPatchFields.mHandle = env->GetFieldID(audioPatchClass, "mHandle", |
| "Landroid/media/AudioHandle;"); |
| |
| jclass eventHandlerClass = env->FindClass(kEventHandlerClassPathName); |
| gPostEventFromNative = env->GetStaticMethodID(eventHandlerClass, "postEventFromNative", |
| "(Ljava/lang/Object;IIILjava/lang/Object;)V"); |
| |
| |
| jclass audioMixClass = env->FindClass("android/media/audiopolicy/AudioMix"); |
| gAudioMixClass = (jclass) env->NewGlobalRef(audioMixClass); |
| gAudioMixFields.mRule = env->GetFieldID(audioMixClass, "mRule", |
| "Landroid/media/audiopolicy/AudioMixingRule;"); |
| gAudioMixFields.mFormat = env->GetFieldID(audioMixClass, "mFormat", |
| "Landroid/media/AudioFormat;"); |
| gAudioMixFields.mRouteFlags = env->GetFieldID(audioMixClass, "mRouteFlags", "I"); |
| gAudioMixFields.mRegistrationId = env->GetFieldID(audioMixClass, "mRegistrationId", |
| "Ljava/lang/String;"); |
| gAudioMixFields.mMixType = env->GetFieldID(audioMixClass, "mMixType", "I"); |
| |
| jclass audioFormatClass = env->FindClass("android/media/AudioFormat"); |
| gAudioFormatClass = (jclass) env->NewGlobalRef(audioFormatClass); |
| gAudioFormatFields.mEncoding = env->GetFieldID(audioFormatClass, "mEncoding", "I"); |
| gAudioFormatFields.mSampleRate = env->GetFieldID(audioFormatClass, "mSampleRate", "I"); |
| gAudioFormatFields.mChannelMask = env->GetFieldID(audioFormatClass, "mChannelMask", "I"); |
| |
| jclass audioMixingRuleClass = env->FindClass("android/media/audiopolicy/AudioMixingRule"); |
| gAudioMixingRuleClass = (jclass) env->NewGlobalRef(audioMixingRuleClass); |
| gAudioMixingRuleFields.mCriteria = env->GetFieldID(audioMixingRuleClass, "mCriteria", |
| "Ljava/util/ArrayList;"); |
| |
| jclass attributeMatchCriterionClass = |
| env->FindClass("android/media/audiopolicy/AudioMixingRule$AttributeMatchCriterion"); |
| gAttributeMatchCriterionClass = (jclass) env->NewGlobalRef(attributeMatchCriterionClass); |
| gAttributeMatchCriterionFields.mAttr = env->GetFieldID(attributeMatchCriterionClass, "mAttr", |
| "Landroid/media/AudioAttributes;"); |
| gAttributeMatchCriterionFields.mRule = env->GetFieldID(attributeMatchCriterionClass, "mRule", |
| "I"); |
| |
| jclass audioAttributesClass = env->FindClass("android/media/AudioAttributes"); |
| gAudioAttributesClass = (jclass) env->NewGlobalRef(audioAttributesClass); |
| gAudioAttributesFields.mUsage = env->GetFieldID(audioAttributesClass, "mUsage", "I"); |
| gAudioAttributesFields.mSource = env->GetFieldID(audioAttributesClass, "mSource", "I"); |
| |
| AudioSystem::setErrorCallback(android_media_AudioSystem_error_callback); |
| |
| int status = AndroidRuntime::registerNativeMethods(env, |
| kClassPathName, gMethods, NELEM(gMethods)); |
| |
| if (status == 0) { |
| status = AndroidRuntime::registerNativeMethods(env, |
| kEventHandlerClassPathName, gEventHandlerMethods, NELEM(gEventHandlerMethods)); |
| } |
| return status; |
| } |
