JetPlayer.h revision cce8bd12da6d8419a8770e4552a51ec297c250c2
1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef JETPLAYER_H_ 18#define JETPLAYER_H_ 19 20#include <utils/threads.h> 21#include <nativehelper/jni.h> 22 23#include <libsonivox/jet.h> 24#include <libsonivox/eas_types.h> 25#include "AudioTrack.h" 26 27 28namespace android { 29 30typedef void (*jetevent_callback)(int eventType, int val1, int val2, void *cookie); 31 32class JetPlayer { 33 34public: 35 36 static const int JET_USERID_UPDATE = 1; 37 static const int JET_NUMQUEUEDSEGMENT_UPDATE = 2; 38 static const int JET_PAUSE_UPDATE = 3; 39 40 JetPlayer(jobject javaJetPlayer, 41 int maxTracks = 32, 42 int trackBufferSize = 1200); 43 ~JetPlayer(); 44 int init(); 45 int release(); 46 47 int openFile(const char* url); 48 int closeFile(); 49 int play(); 50 int pause(); 51 int queueSegment(int segmentNum, int libNum, int repeatCount, int transpose, 52 EAS_U32 muteFlags, EAS_U8 userID); 53 int setMuteFlags(EAS_U32 muteFlags, bool sync); 54 int setMuteFlag(int trackNum, bool muteFlag, bool sync); 55 int triggerClip(int clipId); 56 57 void setEventCallback(jetevent_callback callback); 58 59 int getMaxTracks() { return mMaxTracks; }; 60 61 62private: 63 static int renderThread(void*); 64 int render(); 65 void fireEventOnStatusChange(); 66 67 JetPlayer() {} // no default constructor 68 void dump(); 69 void dumpJetStatus(S_JET_STATUS* pJetStatus); 70 71 jetevent_callback mEventCallback; 72 73 jobject mJavaJetPlayerRef; 74 Mutex mMutex; // mutex to sync the render and playback thread with the JET calls 75 pid_t mTid; 76 Condition mCondition; 77 volatile bool mRender; 78 bool mPaused; 79 80 EAS_STATE mState; 81 int* mMemFailedVar; 82 83 int mMaxTracks; // max number of MIDI tracks, usually 32 84 EAS_DATA_HANDLE mEasData; 85 EAS_FILE_LOCATOR mEasJetFileLoc; 86 EAS_PCM* mAudioBuffer;// EAS renders the MIDI data into this buffer, 87 AudioTrack* mAudioTrack; // and we play it in this audio track 88 int mTrackBufferSize; 89 S_JET_STATUS mJetStatus; 90 S_JET_STATUS mPreviousJetStatus; 91 92 char mJetFilePath[256]; 93 94 95}; // end class JetPlayer 96 97} // end namespace android 98 99 100 101#endif /*JETPLAYER_H_*/ 102