Function obs_sys::obs_fader_attach_source

pub unsafe extern "C" fn obs_fader_attach_source(
    fader: *mut obs_fader_t,
    source: *mut obs_source_t
) -> bool

@brief Attach the fader to a source @param fader pointer to the fader object @param source pointer to the source object @return true on success

When the fader is attached to a source it will automatically sync it’s state to the volume of the source.