Struct spng::Reader

pub struct Reader<R> { /* fields omitted */ }

PNG reader

Implementations

impl<R> Reader<R>

pub fn info(&self) -> Info

Returns input information

pub fn output_buffer_size(&self) -> usize

Returns the minimum buffer size required for next_frame

pub fn next_frame(&mut self, output: &mut [u8]) -> Result<(), Error>

Decodes the next frame of the png. This currently may only be called once.

pub fn raw_context(&self) -> &RawContext<R>

Returns a reference to the RawContext.

Trait Implementations

impl<R: Debug> Debug for Reader<R>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.