| /* |
| * 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. |
| */ |
| |
| #ifndef JETPLAYER_H_ |
| #define JETPLAYER_H_ |
| |
| #include <utils/threads.h> |
| |
| #include <libsonivox/jet.h> |
| #include <libsonivox/eas_types.h> |
| #include <media/AudioTrack.h> |
| #include <media/MidiIoWrapper.h> |
| |
| |
| namespace android { |
| |
| typedef void (*jetevent_callback)(int eventType, int val1, int val2, void *cookie); |
| |
| class JetPlayer { |
| |
| public: |
| |
| // to keep in sync with the JetPlayer class constants |
| // defined in frameworks/base/media/java/android/media/JetPlayer.java |
| static const int JET_EVENT = 1; |
| static const int JET_USERID_UPDATE = 2; |
| static const int JET_NUMQUEUEDSEGMENT_UPDATE = 3; |
| static const int JET_PAUSE_UPDATE = 4; |
| |
| JetPlayer(void *javaJetPlayer, |
| int maxTracks = 32, |
| int trackBufferSize = 1200); |
| ~JetPlayer(); |
| int init(); |
| int release(); |
| |
| int loadFromFile(const char* url); |
| int loadFromFD(const int fd, const long long offset, const long long length); |
| int closeFile(); |
| int play(); |
| int pause(); |
| int queueSegment(int segmentNum, int libNum, int repeatCount, int transpose, |
| EAS_U32 muteFlags, EAS_U8 userID); |
| int setMuteFlags(EAS_U32 muteFlags, bool sync); |
| int setMuteFlag(int trackNum, bool muteFlag, bool sync); |
| int triggerClip(int clipId); |
| int clearQueue(); |
| |
| void setEventCallback(jetevent_callback callback); |
| |
| int getMaxTracks() { return mMaxTracks; }; |
| |
| |
| private: |
| int render(); |
| void fireUpdateOnStatusChange(); |
| void fireEventsFromJetQueue(); |
| |
| JetPlayer() {} // no default constructor |
| void dump(); |
| void dumpJetStatus(S_JET_STATUS* pJetStatus); |
| |
| jetevent_callback mEventCallback; |
| |
| void* mJavaJetPlayerRef; |
| Mutex mMutex; // mutex to sync the render and playback thread with the JET calls |
| pid_t mTid; |
| Condition mCondition; |
| volatile bool mRender; |
| bool mPaused; |
| |
| EAS_STATE mState; |
| int* mMemFailedVar; |
| |
| int mMaxTracks; // max number of MIDI tracks, usually 32 |
| EAS_DATA_HANDLE mEasData; |
| sp<MidiIoWrapper> mIoWrapper; |
| EAS_PCM* mAudioBuffer;// EAS renders the MIDI data into this buffer, |
| sp<AudioTrack> mAudioTrack; // and we play it in this audio track |
| int mTrackBufferSize; |
| S_JET_STATUS mJetStatus; |
| S_JET_STATUS mPreviousJetStatus; |
| |
| class JetPlayerThread : public Thread { |
| public: |
| JetPlayerThread(JetPlayer *player) : mPlayer(player) { |
| } |
| |
| protected: |
| virtual ~JetPlayerThread() {} |
| |
| private: |
| JetPlayer *mPlayer; |
| |
| bool threadLoop() { |
| int result; |
| result = mPlayer->render(); |
| return false; |
| } |
| |
| JetPlayerThread(const JetPlayerThread &); |
| JetPlayerThread &operator=(const JetPlayerThread &); |
| }; |
| |
| sp<JetPlayerThread> mThread; |
| |
| }; // end class JetPlayer |
| |
| } // end namespace android |
| |
| |
| |
| #endif /*JETPLAYER_H_*/ |