public EsdStream RecordStream(string name, EsdChannels channels,
int rate, EsdBits bits)
{
EsdStream stream;
int id, format;
format = Format(bits, channels, EsdMode.Stream, EsdFunc.Record);
id = esd_record_stream(format, rate, host, name);
if (id < 0)
throw new EsdException("Could not open record stream");
return CreateStream(id, name, EsdFunc.Record);
}
internal int Format(EsdBits bits, EsdChannels channels,
EsdMode mode, EsdFunc func)
{
return (int) bits | (int) channels | (int) mode | (int) func;
}
public EsdSample CacheSample(string name, Stream stream, EsdChannels channels,
int rate, EsdBits bits)
{
byte[] buffer = new byte[BufferSize];
int len, id, format;
IntPtr ptr;
EsdSample sample;
format = (int) bits | (int) channels
| (int) EsdMode.Stream
| (int) EsdFunc.Play;
id = esd_sample_cache(socket, format, rate,
(int) stream.Length, name);
if (id < 0)
throw new EsdCacheException("Could not cache sample", null);
ptr = Marshal.AllocHGlobal(BufferSize);
while ((len = stream.Read(buffer, 0, buffer.Length)) > 0)
{
Marshal.Copy(buffer, 0, ptr, len);
write(socket, ptr, len);
}
Marshal.FreeHGlobal(ptr);
if (id != esd_confirm_sample_cache(socket))
throw new EsdCacheException("Could not cache sample", null);
sample = new EsdSample(this);
sample.id = id;
sample.name = name;
return sample;
}