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Add error handling

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This commit is contained in:
j433866 2019-03-07 11:19:04 +00:00
parent 4a7ea469d4
commit 1031429550
14 changed files with 348 additions and 144 deletions
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33
src/core/operations/ImageBrightnessContrast.mjs
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@ -58,20 +58,29 @@ class ImageBrightnessContrast extends Operation {
throw new OperationError("Invalid file type.");
}
const image = await jimp.read(Buffer.from(input));
if (brightness !== 0) {
if (ENVIRONMENT_IS_WORKER())
self.sendStatusMessage("Changing image brightness...");
image.brightness(brightness / 100);
}
if (contrast !== 0) {
if (ENVIRONMENT_IS_WORKER())
self.sendStatusMessage("Changing image contrast...");
image.contrast(contrast / 100);
let image;
try {
image = await jimp.read(Buffer.from(input));
} catch (err) {
throw new OperationError(`Error loading image. (${err})`);
}
try {
if (brightness !== 0) {
if (ENVIRONMENT_IS_WORKER())
self.sendStatusMessage("Changing image brightness...");
image.brightness(brightness / 100);
}
if (contrast !== 0) {
if (ENVIRONMENT_IS_WORKER())
self.sendStatusMessage("Changing image contrast...");
image.contrast(contrast / 100);
}
const imageBuffer = await image.getBufferAsync(jimp.AUTO);
return [...imageBuffer];
const imageBuffer = await image.getBufferAsync(jimp.AUTO);
return [...imageBuffer];
} catch (err) {
throw new OperationError(`Error adjusting image brightness / contrast. (${err})`);
}
}
/**