542 lines
20 KiB
C++
542 lines
20 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "JET_JNI"
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#include <stdio.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include "jni.h"
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#include "JNIHelp.h"
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#include "android_runtime/AndroidRuntime.h"
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#include "utils/Log.h"
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#include "media/JetPlayer.h"
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using namespace android;
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// ----------------------------------------------------------------------------
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static const char* const kClassPathName = "android/media/JetPlayer";
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// ----------------------------------------------------------------------------
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struct fields_t {
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// these fields provide access from C++ to the...
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jclass jetClass; // JetPlayer java class global ref
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jmethodID postNativeEventInJava; // java method to post events to the Java thread from native
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jfieldID nativePlayerInJavaObj; // stores in Java the native JetPlayer object
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};
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static fields_t javaJetPlayerFields;
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// ----------------------------------------------------------------------------
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// ----------------------------------------------------------------------------
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/*
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* This function is called from JetPlayer instance's render thread
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*/
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static void
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jetPlayerEventCallback(int what, int arg1=0, int arg2=0, void* javaTarget = NULL)
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{
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JNIEnv *env = AndroidRuntime::getJNIEnv();
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if(env) {
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env->CallStaticVoidMethod(
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javaJetPlayerFields.jetClass, javaJetPlayerFields.postNativeEventInJava,
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javaTarget,
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what, arg1, arg2);
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if (env->ExceptionCheck()) {
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env->ExceptionDescribe();
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env->ExceptionClear();
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}
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} else {
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LOGE("JET jetPlayerEventCallback(): No JNI env for JET event callback, can't post event.");
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return;
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}
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}
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// ----------------------------------------------------------------------------
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_setup(JNIEnv *env, jobject thiz, jobject weak_this,
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jint maxTracks, jint trackBufferSize)
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{
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//LOGV("android_media_JetPlayer_setup(): entering.");
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JetPlayer* lpJet = new JetPlayer(env->NewGlobalRef(weak_this), maxTracks, trackBufferSize);
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EAS_RESULT result = lpJet->init();
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if(result==EAS_SUCCESS) {
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// save our newly created C++ JetPlayer in the "nativePlayerInJavaObj" field
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// of the Java object (in mNativePlayerInJavaObj)
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env->SetIntField(thiz, javaJetPlayerFields.nativePlayerInJavaObj, (int)lpJet);
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_setup(): initialization failed with EAS error code %d", (int)result);
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delete lpJet;
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env->SetIntField(weak_this, javaJetPlayerFields.nativePlayerInJavaObj, 0);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static void
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android_media_JetPlayer_finalize(JNIEnv *env, jobject thiz)
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{
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LOGV("android_media_JetPlayer_finalize(): entering.");
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if(lpJet != NULL) {
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lpJet->release();
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delete lpJet;
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}
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LOGV("android_media_JetPlayer_finalize(): exiting.");
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}
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// ----------------------------------------------------------------------------
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static void
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android_media_JetPlayer_release(JNIEnv *env, jobject thiz)
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{
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android_media_JetPlayer_finalize(env, thiz);
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env->SetIntField(thiz, javaJetPlayerFields.nativePlayerInJavaObj, 0);
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LOGV("android_media_JetPlayer_release() done");
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_loadFromFile(JNIEnv *env, jobject thiz, jstring path)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for openFile()");
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}
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// set up event callback function
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lpJet->setEventCallback(jetPlayerEventCallback);
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const char *pathStr = env->GetStringUTFChars(path, NULL);
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if (pathStr == NULL) { // Out of memory
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LOGE("android_media_JetPlayer_openFile(): aborting, out of memory");
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jniThrowException(env, "java/lang/RuntimeException", "Out of memory");
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return JNI_FALSE;
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}
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LOGV("android_media_JetPlayer_openFile(): trying to open %s", pathStr );
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EAS_RESULT result = lpJet->loadFromFile(pathStr);
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env->ReleaseStringUTFChars(path, pathStr);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_openFile(): file successfully opened");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_openFile(): failed to open file with EAS error %d",
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(int)result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_loadFromFileD(JNIEnv *env, jobject thiz,
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jobject fileDescriptor, jlong offset, jlong length)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for openFile()");
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}
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// set up event callback function
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lpJet->setEventCallback(jetPlayerEventCallback);
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LOGV("android_media_JetPlayer_openFileDescr(): trying to load JET file through its fd" );
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EAS_RESULT result = lpJet->loadFromFD(getParcelFileDescriptorFD(env, fileDescriptor),
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(long long)offset, (long long)length); // cast params to types used by EAS_FILE
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if(result==EAS_SUCCESS) {
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LOGV("android_media_JetPlayer_openFileDescr(): file successfully opened");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_openFileDescr(): failed to open file with EAS error %d",
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(int)result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_closeFile(JNIEnv *env, jobject thiz)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for closeFile()");
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}
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if( lpJet->closeFile()==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_closeFile(): file successfully closed");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_closeFile(): failed to close file");
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_play(JNIEnv *env, jobject thiz)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for play()");
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}
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EAS_RESULT result = lpJet->play();
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if( result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_play(): play successful");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_play(): failed to play with EAS error code %ld",
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result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_pause(JNIEnv *env, jobject thiz)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for pause()");
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}
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EAS_RESULT result = lpJet->pause();
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if( result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_pause(): pause successful");
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return JNI_TRUE;
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} else {
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if(result==EAS_ERROR_QUEUE_IS_EMPTY) {
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LOGV("android_media_JetPlayer_pause(): paused with an empty queue");
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return JNI_TRUE;
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} else
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LOGE("android_media_JetPlayer_pause(): failed to pause with EAS error code %ld",
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result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_queueSegment(JNIEnv *env, jobject thiz,
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jint segmentNum, jint libNum, jint repeatCount, jint transpose, jint muteFlags,
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jbyte userID)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for queueSegment()");
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}
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EAS_RESULT result
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= lpJet->queueSegment(segmentNum, libNum, repeatCount, transpose, muteFlags, userID);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_queueSegment(): segment successfully queued");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_queueSegment(): failed with EAS error code %ld",
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result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_queueSegmentMuteArray(JNIEnv *env, jobject thiz,
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jint segmentNum, jint libNum, jint repeatCount, jint transpose, jbooleanArray muteArray,
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jbyte userID)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for queueSegmentMuteArray()");
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}
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EAS_RESULT result=EAS_FAILURE;
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jboolean *muteTracks = NULL;
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muteTracks = env->GetBooleanArrayElements(muteArray, NULL);
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if (muteTracks == NULL) {
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LOGE("android_media_JetPlayer_queueSegment(): failed to read track mute mask.");
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return JNI_FALSE;
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}
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EAS_U32 muteMask=0;
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int maxTracks = lpJet->getMaxTracks();
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for (jint trackIndex=0; trackIndex<maxTracks; trackIndex++) {
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if(muteTracks[maxTracks-1-trackIndex]==JNI_TRUE)
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muteMask = (muteMask << 1) | 0x00000001;
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else
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muteMask = muteMask << 1;
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}
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//LOGV("android_media_JetPlayer_queueSegmentMuteArray(): FINAL mute mask =0x%08lX", mask);
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result = lpJet->queueSegment(segmentNum, libNum, repeatCount, transpose, muteMask, userID);
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env->ReleaseBooleanArrayElements(muteArray, muteTracks, 0);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_queueSegmentMuteArray(): segment successfully queued");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_queueSegmentMuteArray(): failed with EAS error code %ld",
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result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_setMuteFlags(JNIEnv *env, jobject thiz,
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jint muteFlags /*unsigned?*/, jboolean bSync)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for setMuteFlags()");
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}
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EAS_RESULT result;
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result = lpJet->setMuteFlags(muteFlags, bSync==JNI_TRUE ? true : false);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_setMuteFlags(): mute flags successfully updated");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_setMuteFlags(): failed with EAS error code %ld", result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_setMuteArray(JNIEnv *env, jobject thiz,
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jbooleanArray muteArray, jboolean bSync)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for setMuteArray()");
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}
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EAS_RESULT result=EAS_FAILURE;
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jboolean *muteTracks = NULL;
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muteTracks = env->GetBooleanArrayElements(muteArray, NULL);
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if (muteTracks == NULL) {
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LOGE("android_media_JetPlayer_setMuteArray(): failed to read track mute mask.");
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return JNI_FALSE;
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}
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EAS_U32 muteMask=0;
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int maxTracks = lpJet->getMaxTracks();
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for (jint trackIndex=0; trackIndex<maxTracks; trackIndex++) {
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if(muteTracks[maxTracks-1-trackIndex]==JNI_TRUE)
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muteMask = (muteMask << 1) | 0x00000001;
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else
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muteMask = muteMask << 1;
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}
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//LOGV("android_media_JetPlayer_setMuteArray(): FINAL mute mask =0x%08lX", muteMask);
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result = lpJet->setMuteFlags(muteMask, bSync==JNI_TRUE ? true : false);
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env->ReleaseBooleanArrayElements(muteArray, muteTracks, 0);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_setMuteArray(): mute flags successfully updated");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_setMuteArray(): \
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failed to update mute flags with EAS error code %ld", result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_setMuteFlag(JNIEnv *env, jobject thiz,
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jint trackId, jboolean muteFlag, jboolean bSync)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for setMuteFlag()");
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}
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EAS_RESULT result;
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result = lpJet->setMuteFlag(trackId,
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muteFlag==JNI_TRUE ? true : false, bSync==JNI_TRUE ? true : false);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_setMuteFlag(): mute flag successfully updated for track %d", trackId);
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_setMuteFlag(): failed to update mute flag for track %d with EAS error code %ld",
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trackId, result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_triggerClip(JNIEnv *env, jobject thiz, jint clipId)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for triggerClip()");
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}
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EAS_RESULT result;
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result = lpJet->triggerClip(clipId);
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_triggerClip(): triggerClip successful for clip %d", clipId);
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_triggerClip(): triggerClip for clip %d failed with EAS error code %ld",
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clipId, result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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static jboolean
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android_media_JetPlayer_clearQueue(JNIEnv *env, jobject thiz)
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{
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JetPlayer *lpJet = (JetPlayer *)env->GetIntField(
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thiz, javaJetPlayerFields.nativePlayerInJavaObj);
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if (lpJet == NULL ) {
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jniThrowException(env, "java/lang/IllegalStateException",
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"Unable to retrieve JetPlayer pointer for clearQueue()");
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}
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EAS_RESULT result = lpJet->clearQueue();
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if(result==EAS_SUCCESS) {
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//LOGV("android_media_JetPlayer_clearQueue(): clearQueue successful");
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return JNI_TRUE;
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} else {
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LOGE("android_media_JetPlayer_clearQueue(): clearQueue failed with EAS error code %ld",
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result);
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return JNI_FALSE;
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}
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}
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// ----------------------------------------------------------------------------
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// ----------------------------------------------------------------------------
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static JNINativeMethod gMethods[] = {
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// name, signature, funcPtr
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{"native_setup", "(Ljava/lang/Object;II)Z", (void *)android_media_JetPlayer_setup},
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{"native_finalize", "()V", (void *)android_media_JetPlayer_finalize},
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{"native_release", "()V", (void *)android_media_JetPlayer_release},
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{"native_loadJetFromFile",
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"(Ljava/lang/String;)Z", (void *)android_media_JetPlayer_loadFromFile},
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{"native_loadJetFromFileD", "(Ljava/io/FileDescriptor;JJ)Z",
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(void *)android_media_JetPlayer_loadFromFileD},
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{"native_closeJetFile","()Z", (void *)android_media_JetPlayer_closeFile},
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{"native_playJet", "()Z", (void *)android_media_JetPlayer_play},
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{"native_pauseJet", "()Z", (void *)android_media_JetPlayer_pause},
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{"native_queueJetSegment",
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"(IIIIIB)Z", (void *)android_media_JetPlayer_queueSegment},
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{"native_queueJetSegmentMuteArray",
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"(IIII[ZB)Z", (void *)android_media_JetPlayer_queueSegmentMuteArray},
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{"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)
|
|
{
|
|
jclass jetPlayerClass = NULL;
|
|
javaJetPlayerFields.jetClass = NULL;
|
|
javaJetPlayerFields.postNativeEventInJava = NULL;
|
|
javaJetPlayerFields.nativePlayerInJavaObj = NULL;
|
|
|
|
// Get the JetPlayer java class
|
|
jetPlayerClass = env->FindClass(kClassPathName);
|
|
if (jetPlayerClass == NULL) {
|
|
LOGE("Can't find %s", kClassPathName);
|
|
return -1;
|
|
}
|
|
javaJetPlayerFields.jetClass = (jclass)env->NewGlobalRef(jetPlayerClass);
|
|
|
|
// Get the mNativePlayerInJavaObj variable field
|
|
javaJetPlayerFields.nativePlayerInJavaObj = env->GetFieldID(
|
|
jetPlayerClass,
|
|
JAVA_NATIVEJETPLAYERINJAVAOBJ_FIELD_NAME, "I");
|
|
if (javaJetPlayerFields.nativePlayerInJavaObj == NULL) {
|
|
LOGE("Can't find AudioTrack.%s", JAVA_NATIVEJETPLAYERINJAVAOBJ_FIELD_NAME);
|
|
return -1;
|
|
}
|
|
|
|
// Get the callback to post events from this native code to Java
|
|
javaJetPlayerFields.postNativeEventInJava = env->GetStaticMethodID(javaJetPlayerFields.jetClass,
|
|
JAVA_NATIVEJETPOSTEVENT_CALLBACK_NAME, "(Ljava/lang/Object;III)V");
|
|
if (javaJetPlayerFields.postNativeEventInJava == NULL) {
|
|
LOGE("Can't find Jet.%s", JAVA_NATIVEJETPOSTEVENT_CALLBACK_NAME);
|
|
return -1;
|
|
}
|
|
|
|
return AndroidRuntime::registerNativeMethods(env,
|
|
kClassPathName, gMethods, NELEM(gMethods));
|
|
}
|