pub fn fade_out(ms: i32) -> Result<(), String> {
        let ret = unsafe { sys::mixer::Mix_FadeOutMusic(ms as c_int) };
        if ret == -1 {
            Err(get_error())
        } else {
            Ok(())
        }
    }
/// Gradually fade out the music over ms milliseconds starting from now.
Gradually fade out the music over ms milliseconds starting from now.
Gradually fade out the music over ms milliseconds starting from now .
pub fn fade_out(ms: i32) -> Result<(), String> {
        let ret = unsafe { sys::mixer::Mix_FadeOutMusic(ms as c_int) };
        if ret == -1 {
            Err(get_error())
        } else {
            Ok(())
        }
    }
pub fn fade_out ( ms : i32 ) -> Result < ( ) , String > { let ret = unsafe { sys :: mixer :: Mix_FadeOutMusic ( ms as c_int ) } ; if ret == - 1 { Err ( get_error ( ) ) } else { Ok ( ( ) ) } }
Gradually fade out the music over ms milliseconds starting from now.
Gradually fade out the music over ms milliseconds starting from now .
ms
i32
ms
i32