FMOD.Sound.FMOD_Sound_GetMusicChannelVolume C# (CSharp) Method

        private static extern RESULT FMOD_Sound_GetMusicChannelVolume   (IntPtr sound, int channel, out float volume);
        [DllImport(VERSION.dll)]

 public RESULT getMusicChannelVolume(int channel, ref float volume)
 {
     return(Sound.FMOD_Sound_GetMusicChannelVolume(soundraw, channel, ref volume));
 }