0ct0pu5/ente
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

added rendering HEIC logic

Browse source
This commit is contained in:
Abhinav-grd 2021-02-23 15:41:46 +05:30
parent 2d78aa93fc
commit 8dbf35c360
1 changed files with 23 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

27
src/services/downloadManager.ts
View file

@ -3,12 +3,15 @@ import { file } from './fileService';
import HTTPService from './HTTPService';
import { getEndpoint } from 'utils/common/apiUtil';
import * as Comlink from 'comlink';
import { getFileExtension } from 'utils/common/utilFunctions';
const ENDPOINT = getEndpoint();
const CryptoWorker: any =
typeof window !== 'undefined' &&
Comlink.wrap(new Worker('worker/crypto.worker.js', { type: 'module' }));
const TYPE_HEIC = 'heic';
class DownloadManager {
private fileDownloads = new Map<number, Promise<string>>();
private thumbnailDownloads = new Map<number, Promise<string>>();
@ -50,7 +53,7 @@ class DownloadManager {
}
return await this.thumbnailDownloads.get(file.id);
} catch (e) {
console.log('get preview Failed' , e );
console.log('get preview Failed', e);
}
}
@ -65,20 +68,36 @@ class DownloadManager {
{ responseType: 'arraybuffer' }
);
const worker = await new CryptoWorker();
const decrypted: any = await worker.decryptFile(
const decryptedFile: any = await worker.decryptFile(
new Uint8Array(resp.data),
await worker.fromB64(file.file.decryptionHeader),
file.key
);
return URL.createObjectURL(new Blob([decrypted]));
let decryptedFileBlob = new Blob([decryptedFile]);
if (getFileExtension(file.metadata.title) === TYPE_HEIC) {
decryptedFileBlob = await this.convertHEIC2JPEG(
decryptedFileBlob
);
}
return URL.createObjectURL(decryptedFileBlob);
} catch (e) {
console.log('get file failed ' , e );
console.log('get file failed ', e);
}
})();
this.fileDownloads.set(file.id, download);
}
return await this.fileDownloads.get(file.id);
};
private async convertHEIC2JPEG(fileBlob): Promise<Blob> {
const heic2any = require('heic2any');
return await heic2any({
blob: fileBlob,
toType: 'image/jpeg',
quality: 1,
});
}
}
export default new DownloadManager(getToken());