108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
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/*
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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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#ifndef JETPLAYER_H_
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#define JETPLAYER_H_
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#include <utils/threads.h>
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#include <nativehelper/jni.h>
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#include <libsonivox/jet.h>
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#include <libsonivox/eas_types.h>
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#include "AudioTrack.h"
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namespace android {
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typedef void (*jetevent_callback)(int eventType, int val1, int val2, void *cookie);
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class JetPlayer {
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public:
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// to keep in sync with the JetPlayer class constants
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// defined in frameworks/base/media/java/android/media/JetPlayer.java
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static const int JET_EVENT = 1;
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static const int JET_USERID_UPDATE = 2;
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static const int JET_NUMQUEUEDSEGMENT_UPDATE = 3;
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static const int JET_PAUSE_UPDATE = 4;
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JetPlayer(jobject javaJetPlayer,
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int maxTracks = 32,
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int trackBufferSize = 1200);
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~JetPlayer();
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int init();
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int release();
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int loadFromFile(const char* url);
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int loadFromFD(const int fd, const long long offset, const long long length);
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int closeFile();
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int play();
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int pause();
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int queueSegment(int segmentNum, int libNum, int repeatCount, int transpose,
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EAS_U32 muteFlags, EAS_U8 userID);
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int setMuteFlags(EAS_U32 muteFlags, bool sync);
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int setMuteFlag(int trackNum, bool muteFlag, bool sync);
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int triggerClip(int clipId);
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int clearQueue();
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void setEventCallback(jetevent_callback callback);
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int getMaxTracks() { return mMaxTracks; };
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private:
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static int renderThread(void*);
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int render();
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void fireUpdateOnStatusChange();
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void fireEventsFromJetQueue();
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JetPlayer() {} // no default constructor
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void dump();
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void dumpJetStatus(S_JET_STATUS* pJetStatus);
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jetevent_callback mEventCallback;
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jobject mJavaJetPlayerRef;
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Mutex mMutex; // mutex to sync the render and playback thread with the JET calls
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pid_t mTid;
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Condition mCondition;
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volatile bool mRender;
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bool mPaused;
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EAS_STATE mState;
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int* mMemFailedVar;
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int mMaxTracks; // max number of MIDI tracks, usually 32
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EAS_DATA_HANDLE mEasData;
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EAS_FILE_LOCATOR mEasJetFileLoc;
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EAS_PCM* mAudioBuffer;// EAS renders the MIDI data into this buffer,
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AudioTrack* mAudioTrack; // and we play it in this audio track
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int mTrackBufferSize;
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S_JET_STATUS mJetStatus;
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S_JET_STATUS mPreviousJetStatus;
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char mJetFilePath[256];
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}; // end class JetPlayer
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} // end namespace android
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#endif /*JETPLAYER_H_*/
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