index.js•742 B
import utif from "utif2";
const MIME_TYPE = "image/tiff";
export default (() => ({
mime: {
[MIME_TYPE]: ["tiff", "tif"]
},
constants: {
MIME_TIFF: MIME_TYPE
},
decoders: {
[MIME_TYPE]: data => {
const ifds = utif.decode(data);
const page = ifds[0];
ifds.forEach(ifd => {
utif.decodeImage(data, ifd);
});
const rgba = utif.toRGBA8(page);
return {
data: Buffer.from(rgba),
width: page.t256[0],
height: page.t257[0]
};
}
},
encoders: {
[MIME_TYPE]: image => {
const tiff = utif.encodeImage(image.bitmap.data, image.bitmap.width, image.bitmap.height);
return Buffer.from(tiff);
}
}
}));
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