int AmSuperPlayer::initThread()
{
{
// Mutex::Autolock l(mMutex);
mRenderTid = myTid();
mCondition.signal();
}
mPlayer=CreatePlayer();
if (mPlayer!=NULL && mNotify!=NULL) {
int i;
Mutex::Autolock N(mNotifyMutex);
for(i=0;i<oldmsg_num;i++){
mNotify(mCookie, oldmsg[i].msg,oldmsg[i].ext1,oldmsg[i].ext2);
}
oldmsg_num=0;
subplayer_inited=true;
}else{
if(mNotify!=NULL)
mNotify(mCookie, MEDIA_ERROR,MEDIA_ERROR_UNKNOWN,-1);
}
Mutex::Autolock l(mMutex);
mRenderTid = -1;
mCondition.signal();
TRACE();
return 0;
}
int MidiFile::render() {
EAS_RESULT result = EAS_FAILURE;
EAS_I32 count;
int temp;
bool audioStarted = false;
LOGV("MidiFile::render");
// allocate render buffer
mAudioBuffer = new EAS_PCM[pLibConfig->mixBufferSize * pLibConfig->numChannels * NUM_BUFFERS];
if (!mAudioBuffer) {
LOGE("mAudioBuffer allocate failed");
goto threadExit;
}
// signal main thread that we started
{
Mutex::Autolock l(mMutex);
mTid = myTid();
LOGV("render thread(%d) signal", mTid);
mCondition.signal();
}
while (1) {
mMutex.lock();
// nothing to render, wait for client thread to wake us up
while (!mRender && !mExit)
{
LOGV("MidiFile::render - signal wait");
mCondition.wait(mMutex);
LOGV("MidiFile::render - signal rx'd");
}
if (mExit) {
mMutex.unlock();
break;
}
// render midi data into the input buffer
//LOGV("MidiFile::render - rendering audio");
int num_output = 0;
EAS_PCM* p = mAudioBuffer;
for (int i = 0; i < NUM_BUFFERS; i++) {
result = EAS_Render(mEasData, p, pLibConfig->mixBufferSize, &count);
if (result != EAS_SUCCESS) {
LOGE("EAS_Render returned %ld", result);
}
p += count * pLibConfig->numChannels;
num_output += count * pLibConfig->numChannels * sizeof(EAS_PCM);
}
// update playback state and position
// LOGV("MidiFile::render - updating state");
EAS_GetLocation(mEasData, mEasHandle, &mPlayTime);
EAS_State(mEasData, mEasHandle, &mState);
mMutex.unlock();
// create audio output track if necessary
if (!mAudioSink->ready()) {
LOGV("MidiFile::render - create output track");
if (createOutputTrack() != NO_ERROR)
goto threadExit;
}
// Write data to the audio hardware
// LOGV("MidiFile::render - writing to audio output");
if ((temp = mAudioSink->write(mAudioBuffer, num_output)) < 0) {
LOGE("Error in writing:%d",temp);
return temp;
}
// start audio output if necessary
if (!audioStarted) {
//LOGV("MidiFile::render - starting audio");
mAudioSink->start();
audioStarted = true;
}
// still playing?
if ((mState == EAS_STATE_STOPPED) || (mState == EAS_STATE_ERROR) ||
(mState == EAS_STATE_PAUSED))
{
switch(mState) {
case EAS_STATE_STOPPED:
{
LOGV("MidiFile::render - stopped");
sendEvent(MEDIA_PLAYBACK_COMPLETE);
break;
}
case EAS_STATE_ERROR:
{
LOGE("MidiFile::render - error");
sendEvent(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN);
break;
}
case EAS_STATE_PAUSED:
LOGV("MidiFile::render - paused");
break;
default:
break;
}
mAudioSink->stop();
audioStarted = false;
mRender = false;
}
}
threadExit:
mAudioSink.clear();
if (mAudioBuffer) {
delete [] mAudioBuffer;
mAudioBuffer = NULL;
}
mMutex.lock();
mTid = -1;
mCondition.signal();
mMutex.unlock();
return result;
}
//-------------------------------------------------------------------------------------------------
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 ---------------------------------------
if (mEasData == NULL) {
mMutex.unlock();
LOGV("JetPlayer::render(): NULL EAS data, exiting render.");
goto threadExit;
}
// 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:
if (mAudioTrack) {
mAudioTrack->stop();
mAudioTrack->flush();
}
if (mAudioBuffer) {
delete [] mAudioBuffer;
mAudioBuffer = NULL;
}
mMutex.lock();
mTid = -1;
mCondition.signal();
mMutex.unlock();
return result;
}
status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
{
const size_t SIZE = 256;
char buffer[SIZE];
String8 result;
if (checkCallingPermission(String16("android.permission.DUMP")) == false) {
snprintf(buffer, SIZE, "Permission Denial: "
"can't dump MediaPlayerService from pid=%d, uid=%d\n",
IPCThreadState::self()->getCallingPid(),
IPCThreadState::self()->getCallingUid());
result.append(buffer);
} else {
Mutex::Autolock lock(mLock);
for (int i = 0, n = mClients.size(); i < n; ++i) {
sp<Client> c = mClients[i].promote();
if (c != 0) c->dump(fd, args);
}
result.append(" Files opened and/or mapped:\n");
snprintf(buffer, SIZE, "/proc/%d/maps", myTid());
FILE *f = fopen(buffer, "r");
if (f) {
while (!feof(f)) {
fgets(buffer, SIZE, f);
if (strstr(buffer, " /sdcard/") ||
strstr(buffer, " /system/sounds/") ||
strstr(buffer, " /system/media/")) {
result.append(" ");
result.append(buffer);
}
}
fclose(f);
} else {
result.append("couldn't open ");
result.append(buffer);
result.append("\n");
}
snprintf(buffer, SIZE, "/proc/%d/fd", myTid());
DIR *d = opendir(buffer);
if (d) {
struct dirent *ent;
while((ent = readdir(d)) != NULL) {
if (strcmp(ent->d_name,".") && strcmp(ent->d_name,"..")) {
snprintf(buffer, SIZE, "/proc/%d/fd/%s", myTid(), ent->d_name);
struct stat s;
if (lstat(buffer, &s) == 0) {
if ((s.st_mode & S_IFMT) == S_IFLNK) {
char linkto[256];
int len = readlink(buffer, linkto, sizeof(linkto));
if(len > 0) {
if(len > 255) {
linkto[252] = '.';
linkto[253] = '.';
linkto[254] = '.';
linkto[255] = 0;
} else {
linkto[len] = 0;
}
if (strstr(linkto, "/sdcard/") == linkto ||
strstr(linkto, "/system/sounds/") == linkto ||
strstr(linkto, "/system/media/") == linkto) {
result.append(" ");
result.append(buffer);
result.append(" -> ");
result.append(linkto);
result.append("\n");
}
}
} else {
result.append(" unexpected type for ");
result.append(buffer);
result.append("\n");
}
}
}
}
closedir(d);
} else {
result.append("couldn't open ");
result.append(buffer);
result.append("\n");
}
#if defined(__arm__)
bool dumpMem = false;
for (size_t i = 0; i < args.size(); i++) {
if (args[i] == String16("-m")) {
dumpMem = true;
}
}
if (dumpMem) {
memStatus(fd, args);
}
#endif
}
write(fd, result.string(), result.size());
return NO_ERROR;
}
