/// <summary>
/// Return the current volume for the requested channel.
/// </summary>
/// <param name="channelIndex">The 0 based index into the channels.</param>
/// <returns>The volume level for the channel between 0.0 and 1.0.</returns>
public float GetChannelVolume(int channelIndex)
{
CheckChannelIndex(channelIndex, nameof(channelIndex));
uint index = unchecked ((uint)channelIndex);
float level;
Marshal.ThrowExceptionForHR(audioStreamVolumeInterface.GetChannelVolume(index, out level));
return(level);
}
/// <summary>
/// Return the current volume for the requested channel.
/// </summary>
/// <param name="channelIndex">The 0 based index into the channels.</param>
/// <returns>The volume level for the channel between 0.0 and 1.0.</returns>
public float GetChannelVolume(int channelIndex)
{
CheckChannelIndex(channelIndex, "channelIndex");
uint index;
unchecked
{
index = (uint)channelIndex;
}
Marshal.ThrowExceptionForHR(audioStreamVolumeInterface.GetChannelVolume(index, out var level));
return(level);
}
/// <summary>
/// get / set channel volume
/// </summary>
/// <param name="index">channel index</param>
public float this[int index]
{
get
{
float level;
int hr = _RealVolume.GetChannelVolume((uint)index, out level);
Marshal.ThrowExceptionForHR(hr);
return(level);
}
set
{
int hr = _RealVolume.SetChannelVolume((uint)index, value);
Marshal.ThrowExceptionForHR(hr);
}
}