platform/packages/range_header/example/main.dart
2021-05-01 10:48:36 +08:00

28 lines
729 B
Dart

import 'dart:io';
import 'package:range_header/range_header.dart';
var file = new File('some_video.mp4');
handleRequest(HttpRequest request) async {
// Parse the header
var header =
new RangeHeader.parse(request.headers.value(HttpHeaders.rangeHeader));
// Optimize/canonicalize it
var items = RangeHeader.foldItems(header.items);
header = new RangeHeader(items);
// Get info
header.items;
header.rangeUnit;
header.items.forEach((item) => item.toContentRange(400));
// Serve the file
var transformer =
new RangeHeaderTransformer(header, 'video/mp4', await file.length());
await file
.openRead()
.cast<List<int>>()
.transform(transformer)
.pipe(request.response);
}