40 lines
1.1 KiB
Rust
40 lines
1.1 KiB
Rust
extern crate tiff;
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extern crate tempfile;
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use tiff::ColorType;
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use tiff::decoder::{Decoder, DecodingResult};
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use tiff::encoder::{TiffEncoder, RGB8};
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use std::io::{Seek, SeekFrom};
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#[test]
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fn encode_decode() {
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let mut image_data = Vec::new();
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for x in 0..100 {
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for y in 0..100u8 {
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let val = x + y;
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image_data.push(val);
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image_data.push(val);
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image_data.push(val);
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}
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}
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let mut file = tempfile::tempfile().unwrap();
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{
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let mut tiff = TiffEncoder::new(&mut file).unwrap();
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tiff.write_image::<RGB8>(100, 100, &image_data).unwrap();
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}
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{
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file.seek(SeekFrom::Start(0)).unwrap();
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let mut decoder = Decoder::new(&mut file).unwrap();
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assert_eq!(decoder.colortype().unwrap(), ColorType::RGB(8));
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assert_eq!(decoder.dimensions().unwrap(), (100, 100));
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if let DecodingResult::U8(img_res) = decoder.read_image().unwrap() {
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assert_eq!(image_data, img_res);
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}
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else {
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panic!("Wrong data type");
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}
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}
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}
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