Function leptonica_sys::pixcmapColorToGray
source · pub unsafe extern "C" fn pixcmapColorToGray(
cmaps: *mut PIXCMAP,
rwt: l_float32,
gwt: l_float32,
bwt: l_float32
) -> *mut PIXCMAPpub unsafe extern "C" fn pixcmapColorToGray(
cmaps: *mut PIXCMAP,
rwt: l_float32,
gwt: l_float32,
bwt: l_float32
) -> *mut PIXCMAP