/// <summary>
/// Builds the capabilities internally.
/// </summary>
private void BuildCapabilities()
{
capability = new AsioDriverCapability();
capability.DriverName = driver.getDriverName();
// Get nb Input/Output channels
driver.getChannels(out capability.NbInputChannels, out capability.NbOutputChannels);
capability.InputChannelInfos = new ASIOChannelInfo[capability.NbInputChannels];
capability.OutputChannelInfos = new ASIOChannelInfo[capability.NbOutputChannels];
// Get ChannelInfo for Inputs
for (int i = 0; i < capability.NbInputChannels; i++)
{
capability.InputChannelInfos[i] = driver.getChannelInfo(i, true);
}
// Get ChannelInfo for Output
for (int i = 0; i < capability.NbOutputChannels; i++)
{
capability.OutputChannelInfos[i] = driver.getChannelInfo(i, false);
}
// Get the current SampleRate
capability.SampleRate = driver.getSampleRate();
var error = driver.GetLatencies(out capability.InputLatency, out capability.OutputLatency);
// focusrite scarlett 2i4 returns ASE_NotPresent here
if (error != ASIOError.ASE_OK && error != ASIOError.ASE_NotPresent)
{
var ex = new ASIOException("ASIOgetLatencies");
ex.Error = error;
throw ex;
}
// Get BufferSize
driver.getBufferSize(out capability.BufferMinSize, out capability.BufferMaxSize, out capability.BufferPreferredSize, out capability.BufferGranularity);
}
