void loadData()
{
if (filepath != string.Empty && File.Exists(filepath))
{
#if BASS_AUDIO
long trackLengthInBytes = Bass.BASS_ChannelGetLength(handle);
const float FRAME_TIME = 0.002f;
long frameLengthInBytes = Bass.BASS_ChannelSeconds2Bytes(handle, FRAME_TIME);
int NumFrames = (int)System.Math.Round(1f * trackLengthInBytes / frameLengthInBytes);
_data = new float[NumFrames * 2];
float[] levels = new float[2];
for (int i = 0; i < _data.Length && !stop; i += 2)
{
Bass.BASS_ChannelGetLevel(handle, levels, FRAME_TIME, BASSLevel.BASS_LEVEL_STEREO);
float average = (levels[0] + levels[1]) / 2.0f;
_data[i] = -average;
_data[i + 1] = average;
}
#else
byte[] bytes = File.ReadAllBytes(filepath);
float[] sampleData = new float[0];
switch (Path.GetExtension(filepath))
{
case (".ogg"):
NVorbis.VorbisReader vorbis = new NVorbis.VorbisReader(filepath);
vorbis.ClipSamples = false;
_data = new float[vorbis.TotalSamples * vorbis.Channels];
//vorbis.ReadSamples(_data, 0, _data.Length);
int count = 0;
while ((count += vorbis.ReadSamples(_data, count, 16000)) > 0 && !stop)
{
}
break;
case (".wav"):
WAV wav = new WAV(bytes);
sampleData = NAudioPlayer.InterleaveChannels(wav);
break;
case (".mp3"):
NAudioPlayer.WAVFromMp3Data(bytes, out sampleData);
break;
default:
return;
}
#endif
if (!stop)
{
#if !BASS_AUDIO
_data = sampleData;
#endif
Debug.Log("Sample length: " + _data.Length);
}
else
{
_data = new float[0];
}
}
}