private void LoadOggFile(IOggFileSource source)
{
m_Source = source;
m_CSVorbisFile = source.VorbisFile;
m_TagLibFile = source.TagLibFile;
// Populate some other info shizzle and do a little bit of sanity checking
m_Streams = m_CSVorbisFile.streams();
if (m_Streams <= 0)
{
throw new OggFileReadException("File doesn't contain any logical bitstreams", source.FileName);
}
// Assuming <0 is for whole file and >=0 is for specific logical bitstreams
m_Bitrate = m_CSVorbisFile.bitrate(-1);
m_LengthTime = (int)m_CSVorbisFile.time_total(-1);
// Figure out the ALFormat of the stream
m_Info = m_CSVorbisFile.getInfo(); // Get the info of the first stream, assuming all streams are the same? Dunno if this is safe tbh
if (m_Info[0] == null)
{
throw new OggFileReadException("Unable to determine Format{FileInfo.Channels} for first bitstream", source.FileName);
}
if (m_TagLibFile.Properties.AudioBitrate == 16)
{
m_Format = (m_Info[0].channels) == 1 ? ALFormat.Mono16 : ALFormat.Stereo16; // This looks like a fudge, but I've seen it a couple of times (what about the other formats I wonder?)
}
else
{
m_Format = (m_Info[0].channels) == 1 ? ALFormat.Mono8 : ALFormat.Stereo8;
}
// A grab our first instance of the file so we're ready to play
m_CSVorbisFileInstance = m_CSVorbisFile.makeInstance();
}
/// <summary>
/// Caches the given number of bytes by reading them in and discarding
/// them. This is useful so that when the sound if first played,
/// there's not a delay.
/// </summary>
/// <param name="bytes">Then number of PCM bytes to read.</param>
protected void Cache(int bytes)
{
VorbisFileInstance instance = rawClip.makeInstance();
int totalBytes = 0;
byte[] buffer = new byte[4096];
while (totalBytes < bytes)
{
int bytesRead = instance.read(buffer, buffer.Length, 0, 2, 1, null);
if (bytesRead <= 0)
{
break;
}
totalBytes += bytesRead;
}
}
//FIXED BY ALEXEY MIKHAYLOV!!!!
/// <summary>
/// Reset the OggFile (reload from disk).
/// Useful if tags have changed externally, or to reset the internal position pointer to replay the file from the beginning
/// SeekToTime(0) is the preferred method of moving the internal pointer to the beginning however however
/// </summary>
public bool ResetFile()
{
try
{
// Grab a fresh instance of the file
if (m_CSVorbisFile == null)
{
return(false);
}
m_CSVorbisFileInstance = m_CSVorbisFile.makeInstance();
m_TagLibFile = null;
m_TagLibFile = m_Source.TagLibFile;
return(true);
}
catch (Exception ex)
{
//throw new Exception("Unable to reload OggFile [" + m_Source.FileName + "]", ex);
return(false);
}
}