Mp3PspStream::Mp3PspStream(Common::SeekableReadStream *inStream, DisposeAfterUse::Flag dispose) :
_inStream(inStream),
_disposeAfterUse(dispose),
_pcmLength(0),
_posInFrame(0),
_state(MP3_STATE_INIT),
_length(0, 1000),
_sampleRate(0),
_totalTime(mad_timer_zero) {
DEBUG_ENTER_FUNC();
assert(_decoderInit); // must be initialized by now
// let's leave the buffer guard -- who knows, it may be good?
memset(_buf, 0, sizeof(_buf));
memset(_codecInBuffer, 0, sizeof(_codecInBuffer));
initStream(); // init needed stuff for the stream
findValidHeader(); // get a first header so we can read basic stuff
_sampleRate = _header.samplerate; // copy it before it gets destroyed
_stereo = (MAD_NCHANNELS(&_header) == 2);
while (_state != MP3_STATE_EOS)
findValidHeader(); // get a first header so we can read basic stuff
_length = Timestamp(mad_timer_count(_totalTime, MAD_UNITS_MILLISECONDS), getRate());
deinitStream();
_state = MP3_STATE_INIT;
}
Mp3PspStream::~Mp3PspStream() {
DEBUG_ENTER_FUNC();
deinitStream();
releaseStreamME(); // free the memory used for this stream
if (_disposeAfterUse == DisposeAfterUse::YES)
delete _inStream;
}
QCameraStream_preview::~QCameraStream_preview() {
ALOGV("%s: E", __func__);
if(mActive) {
streamOff(0);
}
if(mInit) {
deinitStream();
}
mInit = false;
mActive = false;
if (mDisplayBuf) {
delete[] mDisplayBuf;
mDisplayBuf = NULL;
}
deallocateStreamId(mStreamId);
ALOGV("%s: X", __func__);
}
void MP3Stream::initStream() {
if (_state != MP3_STATE_INIT)
deinitStream();
// Init MAD
mad_stream_init(&_stream);
mad_frame_init(&_frame);
mad_synth_init(&_synth);
// Reset the stream data
_inStream->seek(0);
_totalTime = mad_timer_zero;
_posInFrame = 0;
// Update state
_state = MP3_STATE_READY;
// Read the first few sample bytes
readMP3Data();
}
int Mp3PspStream::initStream() {
DEBUG_ENTER_FUNC();
if (_state != MP3_STATE_INIT)
deinitStream();
// Init MAD
mad_stream_init(&_stream);
mad_header_init(&_header);
// Reset the stream data
_inStream->seek(0, SEEK_SET);
_totalTime = mad_timer_zero;
_posInFrame = 0;
// Update state
_state = MP3_STATE_READY;
// Read the first few sample bytes into the buffer
readMP3DataIntoBuffer();
return true;
}
// ---------------------------------------------------------------------------
// QCameraStream_preview
// ---------------------------------------------------------------------------
void QCameraStream_preview::release() {
ALOGE("%s : BEGIN",__func__);
int ret=MM_CAMERA_OK,i;
if(!mInit)
{
ALOGE("%s : Stream not Initalized",__func__);
return;
}
if(mActive) {
this->streamOff(0);
}
if(mInit) {
deinitStream();
}
mInit = false;
ALOGE("%s: END", __func__);
}
void QCameraStream_SnapshotMain::release()
{
streamOff(0);
deinitStream();
}
void QCameraStream_SnapshotThumbnail::release()
{
streamOff(0);
deinitStream();
}
