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Change run() functions to be async

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This commit is contained in:
j433866 2019-02-20 11:26:39 +00:00
parent 74c2a2b5cb
commit a0b94bba4e
3 changed files with 24 additions and 68 deletions
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23
src/core/operations/DitherImage.mjs
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@ -36,27 +36,14 @@ class DitherImage extends Operation {
* @param {Object[]} args
* @returns {byteArray}
*/
run(input, args) {
async run(input, args) {
const type = Magic.magicFileType(input);
if (type && type.mime.indexOf("image") === 0){
return new Promise((resolve, reject) => {
jimp.read(Buffer.from(input))
.then(image => {
image
.dither565()
.getBuffer(jimp.AUTO, (error, result) => {
if (error){
reject(new OperationError("Error getting the new image buffer"));
} else {
resolve([...result]);
}
});
})
.catch(err => {
reject(new OperationError("Error applying a dither effect to the image."));
});
});
const image = await jimp.read(Buffer.from(input));
image.dither565();
const imageBuffer = await image.getBufferAsync(jimp.AUTO);
return [...imageBuffer];
} else {
throw new OperationError("Invalid file type.");
}