src/files/png.rs


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#![deny(unsafe_code)]
use crate::error::*;
use crate::graphics::{ Permanent, Texture };

use std::io::Cursor;

use png::Decoder;


pub fn load_png(png: &[u8], permanent: &Permanent) -> Result<(Texture, u32)> {
  let decoder = Decoder::new(Cursor::new(png));
  let mut reader = decoder.read_info()?;

  let (width, height) = reader.info().size();

  let mut pixels = vec![0; reader.info().raw_bytes()];
  reader.next_frame(&mut pixels)?;

  Texture::new(width, height, pixels, permanent)
}