public FlacReader(string input, WavWriter output)
{
if (output == null)
{
throw new ArgumentNullException("WavWriter");
}
stream = File.OpenRead(input);
reader = new BinaryReader(stream);
writer = output;
context = FLAC__stream_decoder_new();
if (context == IntPtr.Zero)
{
throw new ApplicationException("FLAC: Could not initialize stream decoder!");
}
write = new WriteCallback(Write);
metadata = new MetadataCallback(Metadata);
error = new ErrorCallback(Error);
if (FLAC__stream_decoder_init_file(context,
input, write, metadata, error,
IntPtr.Zero) != 0)
{
throw new ApplicationException("FLAC: Could not open stream for reading!");
}
}
public static void run(string inputFile, string outputFile)
{
Debug.Assert(Path.GetExtension(inputFile).ToLowerInvariant() == ".flac");
if (!File.Exists(inputFile))
{
throw new ApplicationException("Input file " + inputFile + " cannot be found!");
}
using (WavWriter wav = new WavWriter(outputFile))
using (FlacReader flac = new FlacReader(inputFile, wav))
flac.Process();
}
