webp_dev::sys::webp

Type Alias WebPWriterFunction

Source 
pub type WebPWriterFunction = WebPWriterFunction;
Expand description

Signature for output function.

Should return true if writing was successful. data/data_size is the segment of data to write, and ‘picture’ is for reference (and so one can make use of picture->custom_ptr).

Aliased Type§

enum WebPWriterFunction {
    None,
    Some(unsafe extern "C" fn(_: *const u8, _: usize, _: *const WebPPicture) -> i32),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(_: *const u8, _: usize, _: *const WebPPicture) -> i32)

Some value of type T.