/// <summary>
/// Checks whether the specified <paramref name="format"/> is supported.
/// </summary>
/// <param name="format">The wave format.</param>
/// <returns>A value indicating whether the specified <paramref name="format"/> is supported. If true, the <paramref name="format"/> is supported; Otherwise false.</returns>
public bool SupportsFormat(WaveFormat format)
{
DirectSoundCapabilities caps = Caps;
bool result = true;
if (format.Channels == 2)
{
result &= (caps.Flags & DSCapabilitiesFlags.SecondaryBufferStereo) == DSCapabilitiesFlags.SecondaryBufferStereo;
}
else if (format.Channels == 1)
{
result &= (caps.Flags & DSCapabilitiesFlags.SecondaryBufferMono) == DSCapabilitiesFlags.SecondaryBufferMono;
}
if (format.BitsPerSample == 8)
{
result &= (caps.Flags & DSCapabilitiesFlags.SecondaryBuffer8Bit) == DSCapabilitiesFlags.SecondaryBuffer8Bit;
}
else if (format.BitsPerSample == 16)
{
result &= (caps.Flags & DSCapabilitiesFlags.SecondaryBuffer16Bit) == DSCapabilitiesFlags.SecondaryBuffer16Bit;
}
result &= format.IsPCM();
return(result);
}
/// <summary>
/// Retrieves the capabilities of the hardware device that is represented by the device object.
/// <seealso cref="Caps"/>
/// </summary>
/// <param name="caps">Receives the capabilities of this sound device.</param>
/// <returns>DSResult</returns>
/// <remarks>Use the <see cref="Caps"/> property instead.</remarks>
public DSResult GetCapsNative(out DirectSoundCapabilities caps)
{
DirectSoundCapabilities tmp = new DirectSoundCapabilities();
tmp.Size = Marshal.SizeOf(tmp);
var result = InteropCalls.CalliMethodPtr(UnsafeBasePtr, &tmp, ((void **)(*(void **)UnsafeBasePtr))[4]);
caps = tmp;
return(result);
}
