axis-snapshot
Version:
A Node.js library written in TypeScript capable of getting snapshots from Axis Communication cameras.
42 lines • 1.98 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.handleBmp = exports.BmpRequest = void 0;
const axis_core_1 = require("axis-core");
const convert_1 = require("./convert");
class BmpRequest extends axis_core_1.DeviceRequest {
constructor(connection, options) {
let relativePath = '/axis-cgi/bitmap/image.bmp';
const queryString = (0, convert_1.toQueryString)(options);
if (queryString !== null) {
relativePath += '?' + queryString;
}
super(connection, relativePath);
}
}
exports.BmpRequest = BmpRequest;
const handleBmp = (res) => __awaiter(void 0, void 0, void 0, function* () {
var _a;
if (!res.ok) {
throw new Error(`Failed to handle bmp response: ${res.status} ${res.statusText}`);
}
// image/bitmap
const contentType = (_a = res.headers.get('content-type')) === null || _a === void 0 ? void 0 : _a.split(';')[0];
if (contentType !== 'image/bitmap') {
throw new Error(`Failed to handle bmp response, invalid content type: ${contentType}`);
}
const blob = yield res.blob();
const arrayBuffer = yield blob.arrayBuffer();
const buffer = Buffer.from(arrayBuffer);
return buffer;
});
exports.handleBmp = handleBmp;
//# sourceMappingURL=Bmp.js.map