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switchable image shrinking

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zadam
2019-02-24 12:24:28 +01:00
parent fb5df33ee7
commit 51bbc10744
10 changed files with 111 additions and 252 deletions
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30
src/services/image.js
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@@ -12,31 +12,24 @@ const jimp = require('jimp');
const imageType = require('image-type');
const sanitizeFilename = require('sanitize-filename');
async function saveImage(buffer, originalName, parentNoteId) {
const resizedImage = await resize(buffer);
let optimizedImage;
try {
optimizedImage = await optimize(resizedImage);
} catch (e) {
log.error(e);
optimizedImage = resizedImage;
}
async function saveImage(buffer, originalName, parentNoteId, shrinkImage) {
const finalImageBuffer = shrinkImage ? await shrinkImage(buffer) : buffer;
const imageFormat = imageType(optimizedImage);
const imageFormat = imageType(finalImageBuffer);
const parentNote = await repository.getNote(parentNoteId);
const fileNameWithoutExtension = originalName.replace(/\.[^/.]+$/, "");
const fileName = sanitizeFilename(fileNameWithoutExtension + "." + imageFormat.ext);
const {note} = await noteService.createNote(parentNoteId, fileName, optimizedImage, {
const {note} = await noteService.createNote(parentNoteId, fileName, finalImageBuffer, {
target: 'into',
type: 'image',
isProtected: parentNote.isProtected && protectedSessionService.isProtectedSessionAvailable(),
mime: 'image/' + imageFormat.ext.toLowerCase(),
attributes: [
{ type: 'label', name: 'originalFileName', value: originalName },
{ type: 'label', name: 'fileSize', value: optimizedImage.byteLength }
{ type: 'label', name: 'fileSize', value: finalImageBuffer.byteLength }
]
});
@@ -47,6 +40,19 @@ async function saveImage(buffer, originalName, parentNoteId) {
};
}
async function shrinkImage(buffer) {
const resizedImage = await resize(buffer);
let finalImageBuffer;
try {
finalImageBuffer = await optimize(resizedImage);
} catch (e) {
log.error(e);
finalImageBuffer = resizedImage;
}
return finalImageBuffer;
}
const MAX_SIZE = 1000;
const MAX_BYTE_SIZE = 200000; // images should have under 100 KBs