| /* |
| * Copyright (C) 2008 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 "JET_JNI" |
| |
| |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <fcntl.h> |
| |
| #include <jni.h> |
| #include <JNIHelp.h> |
| #include "core_jni_helpers.h" |
| |
| #include <utils/Log.h> |
| #include <media/JetPlayer.h> |
| |
| |
| using namespace android; |
| |
| // ---------------------------------------------------------------------------- |
| static const char* const kClassPathName = "android/media/JetPlayer"; |
| |
| // ---------------------------------------------------------------------------- |
| struct fields_t { |
| // these fields provide access from C++ to the... |
| jclass jetClass; // JetPlayer java class global ref |
| jmethodID postNativeEventInJava; // java method to post events to the Java thread from native |
| jfieldID nativePlayerInJavaObj; // stores in Java the native JetPlayer object |
| }; |
| |
| static fields_t javaJetPlayerFields; |
| |
| |
| // ---------------------------------------------------------------------------- |
| // ---------------------------------------------------------------------------- |
| |
| /* |
| * This function is called from JetPlayer instance's render thread |
| */ |
| static void |
| jetPlayerEventCallback(int what, int arg1=0, int arg2=0, void* javaTarget = NULL) |
| { |
| JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| if (env) { |
| env->CallStaticVoidMethod( |
| javaJetPlayerFields.jetClass, javaJetPlayerFields.postNativeEventInJava, |
| javaTarget, |
| what, arg1, arg2); |
| if (env->ExceptionCheck()) { |
| env->ExceptionDescribe(); |
| env->ExceptionClear(); |
| } |
| } else { |
| ALOGE("JET jetPlayerEventCallback(): No JNI env for JET event callback, can't post event."); |
| return; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| // ---------------------------------------------------------------------------- |
| |
| static jboolean |
| android_media_JetPlayer_setup(JNIEnv *env, jobject thiz, jobject weak_this, |
| jint maxTracks, jint trackBufferSize) |
| { |
| //ALOGV("android_media_JetPlayer_setup(): entering."); |
| JetPlayer* lpJet = new JetPlayer(env->NewGlobalRef(weak_this), maxTracks, trackBufferSize); |
| |
| EAS_RESULT result = lpJet->init(); |
| |
| if (result==EAS_SUCCESS) { |
| // save our newly created C++ JetPlayer in the "nativePlayerInJavaObj" field |
| // of the Java object (in mNativePlayerInJavaObj) |
| env->SetLongField(thiz, javaJetPlayerFields.nativePlayerInJavaObj, (jlong)lpJet); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_setup(): initialization failed with EAS error code %d", (int)result); |
| delete lpJet; |
| env->SetLongField(weak_this, javaJetPlayerFields.nativePlayerInJavaObj, 0); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static void |
| android_media_JetPlayer_finalize(JNIEnv *env, jobject thiz) |
| { |
| ALOGV("android_media_JetPlayer_finalize(): entering."); |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet != NULL) { |
| lpJet->release(); |
| delete lpJet; |
| } |
| |
| ALOGV("android_media_JetPlayer_finalize(): exiting."); |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static void |
| android_media_JetPlayer_release(JNIEnv *env, jobject thiz) |
| { |
| android_media_JetPlayer_finalize(env, thiz); |
| env->SetLongField(thiz, javaJetPlayerFields.nativePlayerInJavaObj, 0); |
| ALOGV("android_media_JetPlayer_release() done"); |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_loadFromFile(JNIEnv *env, jobject thiz, jstring path) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for openFile()"); |
| return JNI_FALSE; |
| } |
| |
| // set up event callback function |
| lpJet->setEventCallback(jetPlayerEventCallback); |
| |
| const char *pathStr = env->GetStringUTFChars(path, NULL); |
| if (pathStr == NULL) { // Out of memory |
| ALOGE("android_media_JetPlayer_openFile(): aborting, out of memory"); |
| return JNI_FALSE; |
| } |
| |
| ALOGV("android_media_JetPlayer_openFile(): trying to open %s", pathStr ); |
| EAS_RESULT result = lpJet->loadFromFile(pathStr); |
| env->ReleaseStringUTFChars(path, pathStr); |
| |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_openFile(): file successfully opened"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_openFile(): failed to open file with EAS error %d", |
| (int)result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_loadFromFileD(JNIEnv *env, jobject thiz, |
| jobject fileDescriptor, jlong offset, jlong length) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for openFile()"); |
| return JNI_FALSE; |
| } |
| |
| // set up event callback function |
| lpJet->setEventCallback(jetPlayerEventCallback); |
| |
| ALOGV("android_media_JetPlayer_openFileDescr(): trying to load JET file through its fd" ); |
| EAS_RESULT result = lpJet->loadFromFD(jniGetFDFromFileDescriptor(env, fileDescriptor), |
| (long long)offset, (long long)length); // cast params to types used by EAS_FILE |
| |
| if (result==EAS_SUCCESS) { |
| ALOGV("android_media_JetPlayer_openFileDescr(): file successfully opened"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_openFileDescr(): failed to open file with EAS error %d", |
| (int)result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_closeFile(JNIEnv *env, jobject thiz) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for closeFile()"); |
| return JNI_FALSE; |
| } |
| |
| if (lpJet->closeFile()==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_closeFile(): file successfully closed"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_closeFile(): failed to close file"); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_play(JNIEnv *env, jobject thiz) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for play()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result = lpJet->play(); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_play(): play successful"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_play(): failed to play with EAS error code %ld", |
| result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_pause(JNIEnv *env, jobject thiz) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for pause()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result = lpJet->pause(); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_pause(): pause successful"); |
| return JNI_TRUE; |
| } else { |
| if (result==EAS_ERROR_QUEUE_IS_EMPTY) { |
| ALOGV("android_media_JetPlayer_pause(): paused with an empty queue"); |
| return JNI_TRUE; |
| } else |
| ALOGE("android_media_JetPlayer_pause(): failed to pause with EAS error code %ld", |
| result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_queueSegment(JNIEnv *env, jobject thiz, |
| jint segmentNum, jint libNum, jint repeatCount, jint transpose, jint muteFlags, |
| jbyte userID) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for queueSegment()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result |
| = lpJet->queueSegment(segmentNum, libNum, repeatCount, transpose, muteFlags, userID); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_queueSegment(): segment successfully queued"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_queueSegment(): failed with EAS error code %ld", |
| result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_queueSegmentMuteArray(JNIEnv *env, jobject thiz, |
| jint segmentNum, jint libNum, jint repeatCount, jint transpose, jbooleanArray muteArray, |
| jbyte userID) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for queueSegmentMuteArray()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result=EAS_FAILURE; |
| |
| jboolean *muteTracks = NULL; |
| muteTracks = env->GetBooleanArrayElements(muteArray, NULL); |
| if (muteTracks == NULL) { |
| ALOGE("android_media_JetPlayer_queueSegment(): failed to read track mute mask."); |
| return JNI_FALSE; |
| } |
| |
| EAS_U32 muteMask=0; |
| int maxTracks = lpJet->getMaxTracks(); |
| for (jint trackIndex=0; trackIndex<maxTracks; trackIndex++) { |
| if (muteTracks[maxTracks-1-trackIndex]==JNI_TRUE) |
| muteMask = (muteMask << 1) | 0x00000001; |
| else |
| muteMask = muteMask << 1; |
| } |
| //ALOGV("android_media_JetPlayer_queueSegmentMuteArray(): FINAL mute mask =0x%08lX", mask); |
| |
| result = lpJet->queueSegment(segmentNum, libNum, repeatCount, transpose, muteMask, userID); |
| |
| env->ReleaseBooleanArrayElements(muteArray, muteTracks, 0); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_queueSegmentMuteArray(): segment successfully queued"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_queueSegmentMuteArray(): failed with EAS error code %ld", |
| result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_setMuteFlags(JNIEnv *env, jobject thiz, |
| jint muteFlags /*unsigned?*/, jboolean bSync) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for setMuteFlags()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result; |
| result = lpJet->setMuteFlags(muteFlags, bSync==JNI_TRUE ? true : false); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_setMuteFlags(): mute flags successfully updated"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_setMuteFlags(): failed with EAS error code %ld", result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_setMuteArray(JNIEnv *env, jobject thiz, |
| jbooleanArray muteArray, jboolean bSync) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for setMuteArray()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result=EAS_FAILURE; |
| |
| jboolean *muteTracks = NULL; |
| muteTracks = env->GetBooleanArrayElements(muteArray, NULL); |
| if (muteTracks == NULL) { |
| ALOGE("android_media_JetPlayer_setMuteArray(): failed to read track mute mask."); |
| return JNI_FALSE; |
| } |
| |
| EAS_U32 muteMask=0; |
| int maxTracks = lpJet->getMaxTracks(); |
| for (jint trackIndex=0; trackIndex<maxTracks; trackIndex++) { |
| if (muteTracks[maxTracks-1-trackIndex]==JNI_TRUE) |
| muteMask = (muteMask << 1) | 0x00000001; |
| else |
| muteMask = muteMask << 1; |
| } |
| //ALOGV("android_media_JetPlayer_setMuteArray(): FINAL mute mask =0x%08lX", muteMask); |
| |
| result = lpJet->setMuteFlags(muteMask, bSync==JNI_TRUE ? true : false); |
| |
| env->ReleaseBooleanArrayElements(muteArray, muteTracks, 0); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_setMuteArray(): mute flags successfully updated"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_setMuteArray(): \ |
| failed to update mute flags with EAS error code %ld", result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_setMuteFlag(JNIEnv *env, jobject thiz, |
| jint trackId, jboolean muteFlag, jboolean bSync) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for setMuteFlag()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result; |
| result = lpJet->setMuteFlag(trackId, |
| muteFlag==JNI_TRUE ? true : false, bSync==JNI_TRUE ? true : false); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_setMuteFlag(): mute flag successfully updated for track %d", trackId); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_setMuteFlag(): failed to update mute flag for track %d with EAS error code %ld", |
| trackId, result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_triggerClip(JNIEnv *env, jobject thiz, jint clipId) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for triggerClip()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result; |
| result = lpJet->triggerClip(clipId); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_triggerClip(): triggerClip successful for clip %d", clipId); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_triggerClip(): triggerClip for clip %d failed with EAS error code %ld", |
| clipId, result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| static jboolean |
| android_media_JetPlayer_clearQueue(JNIEnv *env, jobject thiz) |
| { |
| JetPlayer *lpJet = (JetPlayer *)env->GetLongField( |
| thiz, javaJetPlayerFields.nativePlayerInJavaObj); |
| if (lpJet == NULL) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "Unable to retrieve JetPlayer pointer for clearQueue()"); |
| return JNI_FALSE; |
| } |
| |
| EAS_RESULT result = lpJet->clearQueue(); |
| if (result==EAS_SUCCESS) { |
| //ALOGV("android_media_JetPlayer_clearQueue(): clearQueue successful"); |
| return JNI_TRUE; |
| } else { |
| ALOGE("android_media_JetPlayer_clearQueue(): clearQueue failed with EAS error code %ld", |
| result); |
| return JNI_FALSE; |
| } |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| // ---------------------------------------------------------------------------- |
| static JNINativeMethod gMethods[] = { |
| // name, signature, funcPtr |
| {"native_setup", "(Ljava/lang/Object;II)Z", (void *)android_media_JetPlayer_setup}, |
| {"native_finalize", "()V", (void *)android_media_JetPlayer_finalize}, |
| {"native_release", "()V", (void *)android_media_JetPlayer_release}, |
| {"native_loadJetFromFile", |
| "(Ljava/lang/String;)Z", (void *)android_media_JetPlayer_loadFromFile}, |
| {"native_loadJetFromFileD", "(Ljava/io/FileDescriptor;JJ)Z", |
| (void *)android_media_JetPlayer_loadFromFileD}, |
| {"native_closeJetFile","()Z", (void *)android_media_JetPlayer_closeFile}, |
| {"native_playJet", "()Z", (void *)android_media_JetPlayer_play}, |
| {"native_pauseJet", "()Z", (void *)android_media_JetPlayer_pause}, |
| {"native_queueJetSegment", |
| "(IIIIIB)Z", (void *)android_media_JetPlayer_queueSegment}, |
| {"native_queueJetSegmentMuteArray", |
| "(IIII[ZB)Z", (void *)android_media_JetPlayer_queueSegmentMuteArray}, |
| {"native_setMuteFlags","(IZ)Z", (void *)android_media_JetPlayer_setMuteFlags}, |
| {"native_setMuteArray","([ZZ)Z", (void *)android_media_JetPlayer_setMuteArray}, |
| {"native_setMuteFlag", "(IZZ)Z", (void *)android_media_JetPlayer_setMuteFlag}, |
| {"native_triggerClip", "(I)Z", (void *)android_media_JetPlayer_triggerClip}, |
| {"native_clearQueue", "()Z", (void *)android_media_JetPlayer_clearQueue}, |
| }; |
| |
| #define JAVA_NATIVEJETPLAYERINJAVAOBJ_FIELD_NAME "mNativePlayerInJavaObj" |
| #define JAVA_NATIVEJETPOSTEVENT_CALLBACK_NAME "postEventFromNative" |
| |
| |
| int register_android_media_JetPlayer(JNIEnv *env) |
| { |
| javaJetPlayerFields.jetClass = NULL; |
| javaJetPlayerFields.postNativeEventInJava = NULL; |
| javaJetPlayerFields.nativePlayerInJavaObj = NULL; |
| |
| // Get the JetPlayer java class |
| jclass jetPlayerClass = FindClassOrDie(env, kClassPathName); |
| javaJetPlayerFields.jetClass = MakeGlobalRefOrDie(env, jetPlayerClass); |
| |
| // Get the mNativePlayerInJavaObj variable field |
| javaJetPlayerFields.nativePlayerInJavaObj = GetFieldIDOrDie(env, |
| jetPlayerClass, JAVA_NATIVEJETPLAYERINJAVAOBJ_FIELD_NAME, "J"); |
| |
| // Get the callback to post events from this native code to Java |
| javaJetPlayerFields.postNativeEventInJava = GetStaticMethodIDOrDie(env, |
| javaJetPlayerFields.jetClass, JAVA_NATIVEJETPOSTEVENT_CALLBACK_NAME, |
| "(Ljava/lang/Object;III)V"); |
| |
| return RegisterMethodsOrDie(env, kClassPathName, gMethods, NELEM(gMethods)); |
| } |
