@devix-tecnologia/value-objects
Version:
Coleção de objetos de valores para implementação em sistemas.
91 lines (90 loc) • 2.4 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.imageFormats = void 0;
exports.findFormatByPrefix = findFormatByPrefix;
const imageFormats = {
JPEG: {
name: 'JPEG Image',
extension: 'jpg',
mimeType: 'image/jpeg',
base64Prefix: ['/9j/'],
},
PNG: {
name: 'Portable Network Graphics',
extension: 'png',
mimeType: 'image/png',
base64Prefix: ['iVBORw0KGgo'],
},
GIF: {
name: 'Graphics Interchange Format',
extension: 'gif',
mimeType: 'image/gif',
base64Prefix: ['R0lGODlh'],
},
WEBP: {
name: 'WebP Image',
extension: 'webp',
mimeType: 'image/webp',
base64Prefix: ['UklGRg=='],
},
BMP: {
name: 'Bitmap Image File',
extension: 'bmp',
mimeType: 'image/bmp',
base64Prefix: ['Qk'],
},
TIFF: {
name: 'Tagged Image File Format',
extension: 'tiff',
mimeType: 'image/tiff',
base64Prefix: ['SUkqAA==', 'TU0AKg=='],
},
ICO: {
name: 'Windows Icon',
extension: 'ico',
mimeType: 'image/x-icon',
base64Prefix: ['AAABAAEAICAQAAEABADoAgAAFg=='],
},
SVG: {
name: 'Scalable Vector Graphics',
extension: 'svg',
mimeType: 'image/svg+xml',
base64Prefix: ['PHN2Zw=='],
},
HEIC: {
name: 'High Efficiency Image Format',
extension: 'heic',
mimeType: 'image/heic',
base64Prefix: ['AAAAGGZ0eXA='],
},
AVIF: {
name: 'AV1 Image File Format',
extension: 'avif',
mimeType: 'image/avif',
base64Prefix: ['AAAAGGFhdmM='],
},
PSD: {
name: 'Adobe Photoshop Document',
extension: 'psd',
mimeType: 'image/vnd.adobe.photoshop',
base64Prefix: ['OEJQUw=='],
},
unknown: {
name: 'Unknown Format',
extension: '',
mimeType: 'application/octet-stream',
base64Prefix: [],
},
};
exports.imageFormats = imageFormats;
/**
* Detecta o formato da imagem pelo seu prefixo base64
*/
function findFormatByPrefix(base64Str) {
for (const [format, info] of Object.entries(imageFormats)) {
if (info.base64Prefix.some((prefix) => base64Str.startsWith(prefix))) {
return format;
}
}
return 'unknown';
}