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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commit15f767b960b38059a74a42a33e16d8df2aec8bc1 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /media/libmedia/JetPlayer.cpp
parentad04d9201452001dbaac4349f084cc9316190b89 (diff)
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'media/libmedia/JetPlayer.cpp')
-rw-r--r--media/libmedia/JetPlayer.cpp489
1 files changed, 0 insertions, 489 deletions
diff --git a/media/libmedia/JetPlayer.cpp b/media/libmedia/JetPlayer.cpp
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--- a/media/libmedia/JetPlayer.cpp
+++ /dev/null
@@ -1,489 +0,0 @@
-/*
- * 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 "JetPlayer-C"
-
-#include <utils/Log.h>
-#include <utils/threads.h>
-
-#include <media/JetPlayer.h>
-
-
-#ifdef HAVE_GETTID
-static pid_t myTid() { return gettid(); }
-#else
-static pid_t myTid() { return getpid(); }
-#endif
-
-
-namespace android
-{
-
-static const int MIX_NUM_BUFFERS = 4;
-static const S_EAS_LIB_CONFIG* pLibConfig = NULL;
-
-//-------------------------------------------------------------------------------------------------
-JetPlayer::JetPlayer(jobject javaJetPlayer, int maxTracks, int trackBufferSize) :
- mEventCallback(NULL),
- mJavaJetPlayerRef(javaJetPlayer),
- mTid(-1),
- mRender(false),
- mPaused(false),
- mMaxTracks(maxTracks),
- mEasData(NULL),
- mEasJetFileLoc(NULL),
- mAudioTrack(NULL),
- mTrackBufferSize(trackBufferSize)
-{
- LOGV("JetPlayer constructor");
- mPreviousJetStatus.currentUserID = -1;
- mPreviousJetStatus.segmentRepeatCount = -1;
- mPreviousJetStatus.numQueuedSegments = -1;
- mPreviousJetStatus.paused = true;
-}
-
-//-------------------------------------------------------------------------------------------------
-JetPlayer::~JetPlayer()
-{
- LOGV("~JetPlayer");
- release();
-
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::init()
-{
- //Mutex::Autolock lock(&mMutex);
-
- EAS_RESULT result;
-
- // retrieve the EAS library settings
- if (pLibConfig == NULL)
- pLibConfig = EAS_Config();
- if (pLibConfig == NULL) {
- LOGE("JetPlayer::init(): EAS library configuration could not be retrieved, aborting.");
- return EAS_FAILURE;
- }
-
- // init the EAS library
- result = EAS_Init(&mEasData);
- if( result != EAS_SUCCESS) {
- LOGE("JetPlayer::init(): Error initializing Sonivox EAS library, aborting.");
- mState = EAS_STATE_ERROR;
- return result;
- }
- // init the JET library with the default app event controller range
- result = JET_Init(mEasData, NULL, sizeof(S_JET_CONFIG));
- if( result != EAS_SUCCESS) {
- LOGE("JetPlayer::init(): Error initializing JET library, aborting.");
- mState = EAS_STATE_ERROR;
- return result;
- }
-
- // create the output AudioTrack
- mAudioTrack = new AudioTrack();
- mAudioTrack->set(AudioSystem::MUSIC, //TODO parametrize this
- pLibConfig->sampleRate,
- 1, // format = PCM 16bits per sample,
- pLibConfig->numChannels,
- mTrackBufferSize,
- 0);
-
- // create render and playback thread
- {
- Mutex::Autolock l(mMutex);
- LOGV("JetPlayer::init(): trying to start render thread");
- createThreadEtc(renderThread, this, "jetRenderThread", ANDROID_PRIORITY_AUDIO);
- mCondition.wait(mMutex);
- }
- if (mTid > 0) {
- // render thread started, we're ready
- LOGV("JetPlayer::init(): render thread(%d) successfully started.", mTid);
- mState = EAS_STATE_READY;
- } else {
- LOGE("JetPlayer::init(): failed to start render thread.");
- mState = EAS_STATE_ERROR;
- return EAS_FAILURE;
- }
-
- return EAS_SUCCESS;
-}
-
-void JetPlayer::setEventCallback(jetevent_callback eventCallback)
-{
- Mutex::Autolock l(mMutex);
- mEventCallback = eventCallback;
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::release()
-{
- LOGV("JetPlayer::release()");
- Mutex::Autolock lock(mMutex);
- mPaused = true;
- mRender = false;
- if (mEasData) {
- JET_Pause(mEasData);
- JET_CloseFile(mEasData);
- JET_Shutdown(mEasData);
- EAS_Shutdown(mEasData);
- }
- if (mEasJetFileLoc) {
- free(mEasJetFileLoc);
- mEasJetFileLoc = NULL;
- }
- if (mAudioTrack) {
- mAudioTrack->stop();
- mAudioTrack->flush();
- delete mAudioTrack;
- mAudioTrack = NULL;
- }
- if (mAudioBuffer) {
- delete mAudioBuffer;
- mAudioBuffer = NULL;
- }
- mEasData = NULL;
-
- return EAS_SUCCESS;
-}
-
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::renderThread(void* p) {
-
- return ((JetPlayer*)p)->render();
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::render() {
- EAS_RESULT result = EAS_FAILURE;
- EAS_I32 count;
- int temp;
- bool audioStarted = false;
-
- LOGV("JetPlayer::render(): entering");
-
- // allocate render buffer
- mAudioBuffer =
- new EAS_PCM[pLibConfig->mixBufferSize * pLibConfig->numChannels * MIX_NUM_BUFFERS];
- if (!mAudioBuffer) {
- LOGE("JetPlayer::render(): mAudioBuffer allocate failed");
- goto threadExit;
- }
-
- // signal main thread that we started
- {
- Mutex::Autolock l(mMutex);
- mTid = myTid();
- LOGV("JetPlayer::render(): render thread(%d) signal", mTid);
- mCondition.signal();
- }
-
- while (1) {
- mMutex.lock(); // [[[[[[[[ LOCK ---------------------------------------
-
- // nothing to render, wait for client thread to wake us up
- while (!mRender)
- {
- LOGV("JetPlayer::render(): signal wait");
- if (audioStarted) {
- mAudioTrack->pause();
- // we have to restart the playback once we start rendering again
- audioStarted = false;
- }
- mCondition.wait(mMutex);
- LOGV("JetPlayer::render(): signal rx'd");
- }
-
- // render midi data into the input buffer
- int num_output = 0;
- EAS_PCM* p = mAudioBuffer;
- for (int i = 0; i < MIX_NUM_BUFFERS; i++) {
- result = EAS_Render(mEasData, p, pLibConfig->mixBufferSize, &count);
- if (result != EAS_SUCCESS) {
- LOGE("JetPlayer::render(): EAS_Render returned error %ld", result);
- }
- p += count * pLibConfig->numChannels;
- num_output += count * pLibConfig->numChannels * sizeof(EAS_PCM);
-
- // send events that were generated (if any) to the event callback
- fireEventsFromJetQueue();
- }
-
- // update playback state
- //LOGV("JetPlayer::render(): updating state");
- JET_Status(mEasData, &mJetStatus);
- fireUpdateOnStatusChange();
- mPaused = mJetStatus.paused;
-
- mMutex.unlock(); // UNLOCK ]]]]]]]] -----------------------------------
-
- // check audio output track
- if (mAudioTrack == NULL) {
- LOGE("JetPlayer::render(): output AudioTrack was not created");
- goto threadExit;
- }
-
- // Write data to the audio hardware
- //LOGV("JetPlayer::render(): writing to audio output");
- if ((temp = mAudioTrack->write(mAudioBuffer, num_output)) < 0) {
- LOGE("JetPlayer::render(): Error in writing:%d",temp);
- return temp;
- }
-
- // start audio output if necessary
- if (!audioStarted) {
- LOGV("JetPlayer::render(): starting audio playback");
- mAudioTrack->start();
- audioStarted = true;
- }
-
- }//while (1)
-
-threadExit:
- mAudioTrack->flush();
- if (mAudioBuffer) {
- delete [] mAudioBuffer;
- mAudioBuffer = NULL;
- }
- mMutex.lock();
- mTid = -1;
- mCondition.signal();
- mMutex.unlock();
- return result;
-}
-
-
-//-------------------------------------------------------------------------------------------------
-// fire up an update if any of the status fields has changed
-// precondition: mMutex locked
-void JetPlayer::fireUpdateOnStatusChange()
-{
- if( (mJetStatus.currentUserID != mPreviousJetStatus.currentUserID)
- ||(mJetStatus.segmentRepeatCount != mPreviousJetStatus.segmentRepeatCount) ) {
- if(mEventCallback) {
- mEventCallback(
- JetPlayer::JET_USERID_UPDATE,
- mJetStatus.currentUserID,
- mJetStatus.segmentRepeatCount,
- mJavaJetPlayerRef);
- }
- mPreviousJetStatus.currentUserID = mJetStatus.currentUserID;
- mPreviousJetStatus.segmentRepeatCount = mJetStatus.segmentRepeatCount;
- }
-
- if(mJetStatus.numQueuedSegments != mPreviousJetStatus.numQueuedSegments) {
- if(mEventCallback) {
- mEventCallback(
- JetPlayer::JET_NUMQUEUEDSEGMENT_UPDATE,
- mJetStatus.numQueuedSegments,
- -1,
- mJavaJetPlayerRef);
- }
- mPreviousJetStatus.numQueuedSegments = mJetStatus.numQueuedSegments;
- }
-
- if(mJetStatus.paused != mPreviousJetStatus.paused) {
- if(mEventCallback) {
- mEventCallback(JetPlayer::JET_PAUSE_UPDATE,
- mJetStatus.paused,
- -1,
- mJavaJetPlayerRef);
- }
- mPreviousJetStatus.paused = mJetStatus.paused;
- }
-
-}
-
-
-//-------------------------------------------------------------------------------------------------
-// fire up all the JET events in the JET engine queue (until the queue is empty)
-// precondition: mMutex locked
-void JetPlayer::fireEventsFromJetQueue()
-{
- if(!mEventCallback) {
- // no callback, just empty the event queue
- while (JET_GetEvent(mEasData, NULL, NULL)) { }
- return;
- }
-
- EAS_U32 rawEvent;
- while (JET_GetEvent(mEasData, &rawEvent, NULL)) {
- mEventCallback(
- JetPlayer::JET_EVENT,
- rawEvent,
- -1,
- mJavaJetPlayerRef);
- }
-}
-
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::loadFromFile(const char* path)
-{
- LOGV("JetPlayer::loadFromFile(): path=%s", path);
-
- Mutex::Autolock lock(mMutex);
-
- mEasJetFileLoc = (EAS_FILE_LOCATOR) malloc(sizeof(EAS_FILE));
- memset(mJetFilePath, 0, 256);
- strncpy(mJetFilePath, path, strlen(path));
- mEasJetFileLoc->path = mJetFilePath;
-
- mEasJetFileLoc->fd = 0;
- mEasJetFileLoc->length = 0;
- mEasJetFileLoc->offset = 0;
-
- EAS_RESULT result = JET_OpenFile(mEasData, mEasJetFileLoc);
- if(result != EAS_SUCCESS)
- mState = EAS_STATE_ERROR;
- else
- mState = EAS_STATE_OPEN;
- return( result );
-}
-
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::loadFromFD(const int fd, const long long offset, const long long length)
-{
- LOGV("JetPlayer::loadFromFD(): fd=%d offset=%lld length=%lld", fd, offset, length);
-
- Mutex::Autolock lock(mMutex);
-
- mEasJetFileLoc = (EAS_FILE_LOCATOR) malloc(sizeof(EAS_FILE));
- mEasJetFileLoc->fd = fd;
- mEasJetFileLoc->offset = offset;
- mEasJetFileLoc->length = length;
- mEasJetFileLoc->path = NULL;
-
- EAS_RESULT result = JET_OpenFile(mEasData, mEasJetFileLoc);
- if(result != EAS_SUCCESS)
- mState = EAS_STATE_ERROR;
- else
- mState = EAS_STATE_OPEN;
- return( result );
-}
-
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::closeFile()
-{
- Mutex::Autolock lock(mMutex);
- return JET_CloseFile(mEasData);
-}
-
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::play()
-{
- LOGV("JetPlayer::play(): entering");
- Mutex::Autolock lock(mMutex);
-
- EAS_RESULT result = JET_Play(mEasData);
-
- mPaused = false;
- mRender = true;
-
- JET_Status(mEasData, &mJetStatus);
- this->dumpJetStatus(&mJetStatus);
-
- fireUpdateOnStatusChange();
-
- // wake up render thread
- LOGV("JetPlayer::play(): wakeup render thread");
- mCondition.signal();
-
- return result;
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::pause()
-{
- Mutex::Autolock lock(mMutex);
- mPaused = true;
- EAS_RESULT result = JET_Pause(mEasData);
-
- mRender = false;
-
- JET_Status(mEasData, &mJetStatus);
- this->dumpJetStatus(&mJetStatus);
- fireUpdateOnStatusChange();
-
-
- return result;
-}
-
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::queueSegment(int segmentNum, int libNum, int repeatCount, int transpose,
- EAS_U32 muteFlags, EAS_U8 userID)
-{
- LOGV("JetPlayer::queueSegment segmentNum=%d, libNum=%d, repeatCount=%d, transpose=%d",
- segmentNum, libNum, repeatCount, transpose);
- Mutex::Autolock lock(mMutex);
- return JET_QueueSegment(mEasData, segmentNum, libNum, repeatCount, transpose, muteFlags, userID);
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::setMuteFlags(EAS_U32 muteFlags, bool sync)
-{
- Mutex::Autolock lock(mMutex);
- return JET_SetMuteFlags(mEasData, muteFlags, sync);
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::setMuteFlag(int trackNum, bool muteFlag, bool sync)
-{
- Mutex::Autolock lock(mMutex);
- return JET_SetMuteFlag(mEasData, trackNum, muteFlag, sync);
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::triggerClip(int clipId)
-{
- LOGV("JetPlayer::triggerClip clipId=%d", clipId);
- Mutex::Autolock lock(mMutex);
- return JET_TriggerClip(mEasData, clipId);
-}
-
-//-------------------------------------------------------------------------------------------------
-int JetPlayer::clearQueue()
-{
- LOGV("JetPlayer::clearQueue");
- Mutex::Autolock lock(mMutex);
- return JET_Clear_Queue(mEasData);
-}
-
-//-------------------------------------------------------------------------------------------------
-void JetPlayer::dump()
-{
- LOGE("JetPlayer dump: JET file=%s", mEasJetFileLoc->path);
-}
-
-void JetPlayer::dumpJetStatus(S_JET_STATUS* pJetStatus)
-{
- if(pJetStatus!=NULL)
- LOGV(">> current JET player status: userID=%d segmentRepeatCount=%d numQueuedSegments=%d paused=%d",
- pJetStatus->currentUserID, pJetStatus->segmentRepeatCount,
- pJetStatus->numQueuedSegments, pJetStatus->paused);
- else
- LOGE(">> JET player status is NULL");
-}
-
-
-} // end namespace android
-