//==============================================================================
bool AudioThumbnail::loadFrom (InputStream& rawInput)
{
BufferedInputStream input (rawInput, 4096);
if (input.readByte() != 'j' || input.readByte() != 'a' || input.readByte() != 't' || input.readByte() != 'm')
return false;
const ScopedLock sl (lock);
clearChannelData();
samplesPerThumbSample = input.readInt();
totalSamples = input.readInt64(); // Total number of source samples.
numSamplesFinished = input.readInt64(); // Number of valid source samples that have been read into the thumbnail.
int32 numThumbnailSamples = input.readInt(); // Number of samples in the thumbnail data.
numChannels = input.readInt(); // Number of audio channels.
sampleRate = input.readInt(); // Source sample rate.
input.skipNextBytes (16); // (reserved)
createChannels (numThumbnailSamples);
for (int i = 0; i < numThumbnailSamples; ++i)
for (int chan = 0; chan < numChannels; ++chan)
channels.getUnchecked(chan)->getData(i)->read (input);
return true;
}
void AudioThumbnail::clear()
{
source = nullptr;
const ScopedLock sl (lock);
clearChannelData();
}
void AudioThumbnail::clear()
{
source = nullptr;
clearChannelData();
}
