Fix incorrectly fixed .js imports

README.md

@@ -49,6 +49,8 @@ Core features include:
 npm install mediabunny
 ```
 
+Requires any JavaScript environment that can run ECMAScript 2021 or later. Mediabunny is expected to be run in modern browsers. For types, TypeScript 5.7 or later is required.
+
 ### Read file metadata
 
 ```js

docs/guide/installation.md

@@ -17,6 +17,10 @@ bun add mediabunny
 ```
 :::
 
+::: info
+Requires any JavaScript environment that can run ECMAScript 2021 or later. Mediabunny is expected to be run in modern browsers. For types, TypeScript 5.7 or later is required.
+:::
+
 Then, simply import it like this:
 ```ts
 import { ... } from 'mediabunny'; // ESM

docs/guide/reading-media-files.md

@@ -286,6 +286,18 @@ See [Media sinks](./media-sinks) for a full list of sinks.
 
 ### Examples
 
+Loop over all raw encoded packets of a track:
+```ts
+import { EncodedPacketSink } from 'mediabunny';
+
+const videoTrack = await input.getPrimaryVideoTrack();
+const sink = new EncodedPacketSink(videoTrack);
+
+for await (const packet of sink.packets()) {
+	console.log(packet.timestamp);
+}
+```
+
 Here we iterate over all samples (frames) of a video track:
 ```ts
 import { VideoSampleSink } from 'mediabunny';

package-lock.json

@@ -1,16 +1,16 @@
 {
   "name": "mediabunny",
-  "version": "1.3.0",
+  "version": "1.3.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "mediabunny",
-      "version": "1.3.0",
+      "version": "1.3.3",
       "license": "MPL-2.0",
       "dependencies": {
         "@types/dom-mediacapture-transform": "^0.1.11",
-        "@types/dom-webcodecs": "^0.1.15"
+        "@types/dom-webcodecs": "0.1.13"
       },
       "devDependencies": {
         "@eslint/js": "^9.22.0",
@@ -2443,9 +2443,9 @@
       }
     },
     "node_modules/@types/dom-webcodecs": {
-      "version": "0.1.15",
+      "version": "0.1.13",
-      "resolved": "https://registry.npmjs.org/@types/dom-webcodecs/-/dom-webcodecs-0.1.15.tgz",
+      "resolved": "https://registry.npmjs.org/@types/dom-webcodecs/-/dom-webcodecs-0.1.13.tgz",
-      "integrity": "sha512-omOlCPvTWyPm4ZE5bZUhlSvnHM2ZWM2U+1cPiYFL/e8aV5O9MouELp+L4dMKNTON0nTeHqEg+KWDfFQMY5Wkaw==",
+      "integrity": "sha512-O5hkiFIcjjszPIYyUSyvScyvrBoV3NOEEZx/pMlsu44TKzWNkLVBBxnxJz42in5n3QIolYOcBYFCPZZ0h8SkwQ==",
       "license": "MIT"
     },
     "node_modules/@types/estree": {

package.json

@@ -1,7 +1,7 @@
 {
   "name": "mediabunny",
   "author": "Vanilagy",
-  "version": "1.3.0",
+  "version": "1.3.3",
   "description": "Pure TypeScript media toolkit for reading, writing, and converting media files, directly in the browser.",
   "type": "module",
   "main": "./dist/bundles/mediabunny.cjs",
@@ -31,7 +31,7 @@
     "docs:preview": "vitepress preview docs",
     "dev": "vite",
     "examples:build": "vite build",
-    "fix-build-import-paths": "find dist -name \"*.js\" -type f -exec sed -i '' \"s/ from '\\([^']*\\)';/ from '\\1.js';/g\" {} \\;",
+    "fix-build-import-paths": "tsx scripts/add-import-extensions.ts",
     "append-namespace": "echo 'export as namespace Mediabunny;' >> dist/mediabunny.d.ts"
   },
   "license": "MPL-2.0",
@@ -49,7 +49,7 @@
   },
   "dependencies": {
     "@types/dom-mediacapture-transform": "^0.1.11",
-    "@types/dom-webcodecs": "^0.1.15"
+    "@types/dom-webcodecs": "0.1.13"
   },
   "devDependencies": {
     "@eslint/js": "^9.22.0",

scripts/add-import-extensions.ts

@@ -0,0 +1,37 @@
+import * as fs from 'fs';
+import * as path from 'path';
+
+// .js extensions are technically required in compliant ECMAScript, and Webpack needs them, so we add them here.
+
+const walkDir = (dir: string) => {
+	const files: string[] = [];
+	const items = fs.readdirSync(dir);
+
+	for (const item of items) {
+		const fullPath = path.join(dir, item);
+		const stat = fs.statSync(fullPath);
+
+		if (stat.isDirectory()) {
+			files.push(...walkDir(fullPath));
+		} else if (item.endsWith('.js')) {
+			files.push(fullPath);
+		}
+	}
+
+	return files;
+};
+
+const fixFile = (filePath: string) => {
+	const content = fs.readFileSync(filePath, 'utf8');
+	const fixed = content.replace(
+		/(\s+from\s+['"])([^'"]*)(['"])/g,
+		'$1$2.js$3',
+	);
+
+	if (content !== fixed) {
+		fs.writeFileSync(filePath, fixed);
+	}
+};
+
+const jsFiles = walkDir('dist');
+jsFiles.forEach(fixFile);

scripts/check-docblocks.ts

@@ -1,5 +1,5 @@
 import ts from 'typescript';
-import * as fs from 'node:fs';
+import * as fs from 'fs';
 
 const checkDocblocks = (filePath: string) => {
 	const program = ts.createProgram([filePath], {});

src/misc.ts

@@ -515,15 +515,15 @@ export const retriedFetch = async (
 		try {
 			return await fetch(url, requestInit);
 		} catch (error) {
-			console.error('Retrying failed fetch. Error:', error);
-
 			attempts++;
-
 			const retryDelayInSeconds = getRetryDelay(attempts);
+
 			if (retryDelayInSeconds === null) {
 				throw error;
 			}
 
+			console.error('Retrying failed fetch. Error:', error);
+
 			if (!Number.isFinite(retryDelayInSeconds) || retryDelayInSeconds < 0) {
 				throw new TypeError('Retry delay must be a non-negative finite number.');
 			}

src/source.ts

@@ -218,7 +218,8 @@ export class UrlSource extends Source {
 
 		const buffer = await response.arrayBuffer();
 
-		if (!range) {
+		if (response.status === 200) {
+			// The server didn't return 206 Partial Content, so it's not a range response
 			this._fullData = buffer;
 		}
 
@@ -252,6 +253,26 @@ export class UrlSource extends Source {
 			return this._fullData.byteLength;
 		}
 
+		// First, try a HEAD request to get the size
+		try {
+			const headResponse = await retriedFetch(
+				this._url,
+				mergeObjectsDeeply(this._options.requestInit ?? {}, {
+					method: 'HEAD',
+				}),
+				this._options.getRetryDelay ?? (() => null),
+			);
+
+			if (headResponse.ok) {
+				const contentLength = headResponse.headers.get('Content-Length');
+				if (contentLength) {
+					return parseInt(contentLength);
+				}
+			}
+		} catch {
+			// We tried
+		}
+
 		// Try a range request to get the Content-Range header
 		const rangeResponse = await retriedFetch(
 			this._url,
@@ -267,9 +288,13 @@ export class UrlSource extends Source {
 			if (contentRange) {
 				const match = contentRange.match(/bytes \d+-\d+\/(\d+)/);
 				if (match && match[1]) {
-					return parseInt(match[1], 10);
+					return parseInt(match[1]);
 				}
 			}
+		} else if (rangeResponse.status === 200) {
+			// The server just returned the whole thing
+			this._fullData = await rangeResponse.arrayBuffer();
+			return this._fullData.byteLength;
 		}
 
 		// If the range request didn't provide the size, make a full GET request