void MainWindow::exportWAVImpl(Sound::AudioStream *sound, Common::WriteStream &wav) {
assert(sound);
const uint16 channels = sound->getChannels();
const uint32 rate = sound->getRate();
std::deque<SoundBuffer> buffers;
uint64 length = getSoundLength(sound);
if (length != Sound::RewindableAudioStream::kInvalidLength)
buffers.resize((length / (SoundBuffer::kBufferSize / channels)) + 1);
uint32 samples = 0;
std::deque<SoundBuffer>::iterator buffer = buffers.begin();
while (!sound->endOfStream()) {
if (buffer == buffers.end()) {
buffers.push_back(SoundBuffer());
buffer = --buffers.end();
}
buffer->samples = sound->readBuffer(buffer->buffer, SoundBuffer::kBufferSize);
if (buffer->samples > 0)
samples += buffer->samples;
++buffer;
}
samples /= channels;
const uint32 dataSize = samples * channels * 2;
const uint32 byteRate = rate * channels * 2;
const uint16 blockAlign = channels * 2;
wav.writeUint32BE(MKTAG('R', 'I', 'F', 'F'));
wav.writeUint32LE(36 + dataSize);
wav.writeUint32BE(MKTAG('W', 'A', 'V', 'E'));
wav.writeUint32BE(MKTAG('f', 'm', 't', ' '));
wav.writeUint32LE(16);
wav.writeUint16LE(1);
wav.writeUint16LE(channels);
wav.writeUint32LE(rate);
wav.writeUint32LE(byteRate);
wav.writeUint16LE(blockAlign);
wav.writeUint16LE(16);
wav.writeUint32BE(MKTAG('d', 'a', 't', 'a'));
wav.writeUint32LE(dataSize);
for (std::deque<SoundBuffer>::const_iterator b = buffers.begin(); b != buffers.end(); ++b)
for (int i = 0; i < b->samples; i++)
wav.writeUint16LE(b->buffer[i]);
}
void checkEndSound()
{
if(getMode() != SOUNDPLAYER)
{
return;
}
if(!soundLoaded)
{
char ext[256];
char tmp[256];
strcpy(tmp,getFileName());
separateExtension(tmp,ext);
strlwr(ext);
if(strcmp(ext,".pls") == 0 || strcmp(ext,".m3u") == 0)
{
sndMode = TYPE_PLS;
if(loadPlaylist(getFileName(), &curPlaylist))
{
DRAGON_chdir("/");
loadSound(curPlaylist.urlEntry[0].data);
plsPos = 0;
}
else
{
destroyRandomList();
exitSound(0,0);
return;
}
}
else
{
sndMode = TYPE_NORMAL;
bool success = loadSound(getFileName());
if(soundMode == SOUND_ONESHOT || firstTime)
{
if(success == false)
{
destroyRandomList();
exitSound(0,0);
return;
}
}
else
{
while(!success)
{
getNextSoundInternal(false);
if(getMode() == BROWSER) // cover for no files found
{
destroyRandomList();
return;
}
success = loadSound(getFileName());
}
}
}
sampleWidth = (getSoundLength() / 236);
soundLoaded = true;
}
firstTime = false;
if(getState() == STATE_STOPPED || getState() == STATE_UNLOADED)
{
if(sndMode == TYPE_NORMAL)
{
if(soundMode == SOUND_ONESHOT)
{
exitSound(0,0);
}
else
{
getNextSoundInternal(true);
}
}
if(sndMode == TYPE_PLS)
{
if(!queued)
{
if(plsPos == curPlaylist.numEntries - 1)
plsPos = 0;
else
plsPos++;
}
DRAGON_chdir("/");
loadSound(curPlaylist.urlEntry[plsPos].data);
queued = false;
}
}
}