imagesize/formats/
vtf.rs

1use crate::util::*;
2use crate::{ImageResult, ImageSize};
3
4use std::io::{BufRead, Seek, SeekFrom};
5
6pub fn size<R: BufRead + Seek>(reader: &mut R) -> ImageResult<ImageSize> {
7    reader.seek(SeekFrom::Start(16))?;
8
9    Ok(ImageSize {
10        width: read_u16(reader, &Endian::Little)? as usize,
11        height: read_u16(reader, &Endian::Little)? as usize,
12    })
13}
14
15pub fn matches(header: &[u8]) -> bool {
16    header.starts_with(b"VTF\0")
17}