Add remote URL option to examples

examples/file-compression/file-compression.ts

@@ -2,6 +2,7 @@ import {
 	Input,
 	ALL_FORMATS,
 	BlobSource,
+	UrlSource,
 	Output,
 	BufferTarget,
 	Mp4OutputFormat,
@@ -12,7 +13,8 @@ import {
 import SampleFileUrl from '../../docs/assets/big-buck-bunny-trimmed.mp4';
 (document.querySelector('#sample-file-download') as HTMLAnchorElement).href = SampleFileUrl;
 
-const selectMediaButton = document.querySelector('button') as HTMLButtonElement;
+const selectMediaButton = document.querySelector('#select-file') as HTMLButtonElement;
+const loadUrlButton = document.querySelector('#load-url') as HTMLButtonElement;
 const fileNameElement = document.querySelector('#file-name') as HTMLParagraphElement;
 const horizontalRule = document.querySelector('hr') as HTMLHRElement;
 const progressBarContainer = document.querySelector('#progress-bar-container') as HTMLDivElement;
@@ -25,11 +27,11 @@ const errorElement = document.querySelector('#error-element') as HTMLParagraphEl
 let currentConversion: Conversion | null = null;
 let currentIntervalId = -1;
 
-const compressFile = async (file: File) => {
+const compressFile = async (resource: File | string) => {
 	clearInterval(currentIntervalId);
 	await currentConversion?.cancel();
 
-	fileNameElement.textContent = file.name;
+	fileNameElement.textContent = resource instanceof File ? resource.name : resource;
 	horizontalRule.style.display = '';
 	progressBarContainer.style.display = '';
 	speedometer.style.display = '';
@@ -39,12 +41,17 @@ const compressFile = async (file: File) => {
 	errorElement.textContent = '';
 
 	try {
-		// Create a new input from the file
+		// Create a new input from the resource
+		const source = resource instanceof File
+			? new BlobSource(resource)
+			: new UrlSource(resource);
 		const input = new Input({
-			source: new BlobSource(file),
+			source,
 			formats: ALL_FORMATS, // Accept all formats
 		});
 
+		const fileSize = await source.getSize();
+
 		// Define the output file
 		const output = new Output({
 			target: new BufferTarget(),
@@ -96,7 +103,7 @@ const compressFile = async (file: File) => {
 
 		compressionFacts.style.display = '';
 		compressionFacts.textContent
-			= `${(output.target.buffer!.byteLength / file.size * 100).toPrecision(3)}% of original size`;
+			= `${(output.target.buffer!.byteLength / fileSize * 100).toPrecision(3)}% of original size`;
 	} catch (error) {
 		console.error(error);
 
@@ -130,6 +137,19 @@ selectMediaButton.addEventListener('click', () => {
 	fileInput.click();
 });
 
+loadUrlButton.addEventListener('click', () => {
+	const url = prompt(
+		'Please enter a URL of a media file. Note that it must support cross-origin requests, so have the right'
+		+ ' CORS headers set.',
+		'http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4',
+	);
+	if (!url) {
+		return;
+	}
+
+	void compressFile(url);
+});
+
 document.addEventListener('dragover', (event) => {
 	event.preventDefault();
 	event.dataTransfer!.dropEffect = 'copy';

examples/file-compression/index.html

@@ -15,15 +15,22 @@
 		<h1 class="text-3xl font-bold text-teal-500 text-center">File compression example</h1>
 		<p class="max-w-lg text-center">Select or drop a media file, and Mediabunny will convert it to a heavily-compressed MP4 file.</p>
 
-		<div class="flex gap-2 mt-4">
+		<div class="flex flex-col items-center gap-1">
-			<button class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
+			<div class="flex gap-2 mt-4">
-				Select media file
+				<button id="select-file" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
-			</button>
+					Select local file
+				</button>
 
-			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 group grid place-items-center" title="Download sample file">
+				<button id="load-url" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
-				<img src="../../docs/assets/download-icon.svg" class="opacity-30 group-hover:opacity-80 dark:invert">
+					Load remote URL
+				</button>
+			</div>
+
+			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="hover:underline text-xs opacity-50 hover:opacity-70">
+				Download sample file
 			</a>
 		</div>
+
 		<p class="text-xs opacity-60 mt-2" id="file-name"></p>
 
 		<hr class="w-full max-w-96 my-4 border-zinc-300 dark:border-zinc-700" style="display: none;">

examples/media-player/index.html

@@ -15,15 +15,22 @@
 		<h1 class="text-3xl font-bold text-purple-500 text-center">Media player example</h1>
 		<p class="max-w-lg text-center">Select or drop a media file, and a fully custom, Mediabunny-powered player will appear.</p>
 
-		<div class="flex gap-2 mt-4">
+		<div class="flex flex-col items-center gap-1">
-			<button class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
+			<div class="flex gap-2 mt-4">
-				Select media file
+				<button id="select-file" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
-			</button>
+					Select local file
+				</button>
 
-			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 group grid place-items-center" title="Download sample file">
+				<button id="load-url" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
-				<img src="../../docs/assets/download-icon.svg" class="opacity-30 group-hover:opacity-80 dark:invert">
+					Load remote URL
+				</button>
+			</div>
+
+			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="hover:underline text-xs opacity-50 hover:opacity-70">
+				Download sample file
 			</a>
 		</div>
+
 		<p class="text-xs opacity-60 mt-2" id="file-name"></p>
 
 		<hr class="w-full max-w-96 my-4 border-zinc-300 dark:border-zinc-700" style="display: none;">

examples/media-player/media-player.ts

@@ -4,6 +4,7 @@ import {
 	BlobSource,
 	CanvasSink,
 	Input,
+	UrlSource,
 	WrappedAudioBuffer,
 	WrappedCanvas,
 } from 'mediabunny';
@@ -11,7 +12,8 @@ import {
 import SampleFileUrl from '../../docs/assets/big-buck-bunny-trimmed.mp4';
 (document.querySelector('#sample-file-download') as HTMLAnchorElement).href = SampleFileUrl;
 
-const selectMediaButton = document.querySelector('button') as HTMLButtonElement;
+const selectMediaButton = document.querySelector('#select-file') as HTMLButtonElement;
+const loadUrlButton = document.querySelector('#load-url') as HTMLButtonElement;
 const fileNameElement = document.querySelector('#file-name') as HTMLParagraphElement;
 const horizontalRule = document.querySelector('hr') as HTMLHRElement;
 const playerContainer = document.querySelector('#player') as HTMLDivElement;
@@ -66,7 +68,7 @@ let volumeMuted = false;
 
 /** === INIT LOGIC === */
 
-const initMediaPlayer = async (file: File) => {
+const initMediaPlayer = async (resource: File | string) => {
 	try {
 		// First, dispose any ongoing playback:
 
@@ -79,15 +81,18 @@ const initMediaPlayer = async (file: File) => {
 		asyncId++;
 
 		fileLoaded = false;
-		fileNameElement.textContent = file.name;
+		fileNameElement.textContent = resource instanceof File ? resource.name : resource;
 		horizontalRule.style.display = '';
 		playerContainer.style.display = 'none';
 		errorElement.textContent = '';
 		warningElement.textContent = '';
 
-		// Create an Input from the file
+		// Create an Input from the resource
+		const source = resource instanceof File
+			? new BlobSource(resource)
+			: new UrlSource(resource);
 		const input = new Input({
-			source: new BlobSource(file),
+			source,
 			formats: ALL_FORMATS,
 		});
 
@@ -597,6 +602,19 @@ selectMediaButton.addEventListener('click', () => {
 	fileInput.click();
 });
 
+loadUrlButton.addEventListener('click', () => {
+	const url = prompt(
+		'Please enter a URL of a media file. Note that it must support cross-origin requests, so have the right'
+		+ ' CORS headers set.',
+		'http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4',
+	);
+	if (!url) {
+		return;
+	}
+
+	void initMediaPlayer(url);
+});
+
 document.addEventListener('dragover', (event) => {
 	event.preventDefault();
 	event.dataTransfer!.dropEffect = 'copy';

examples/metadata-extraction/index.html

@@ -15,15 +15,22 @@
 		<h1 class="text-3xl font-bold text-blue-500 text-center">Metadata extraction example</h1>
 		<p class="max-w-lg text-center">Select or drop a media file, and Mediabunny will start extracting various metadata about that file.</p>
 
-		<div class="flex gap-2 mt-4">
+		<div class="flex flex-col items-center gap-1">
-			<button class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
+			<div class="flex gap-2 mt-4">
-				Select media file
+				<button id="select-file" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
-			</button>
+					Select local file
+				</button>
 
-			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 group grid place-items-center" title="Download sample file">
+				<button id="load-url" class="rounded-lg bg-zinc-200 dark:bg-zinc-750 hover:bg-zinc-300 dark:hover:bg-zinc-700 px-5 py-2">
-				<img src="../../docs/assets/download-icon.svg" class="opacity-30 group-hover:opacity-80 dark:invert">
+					Load remote URL
+				</button>
+			</div>
+
+			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="hover:underline text-xs opacity-50 hover:opacity-70">
+				Download sample file
 			</a>
 		</div>
+
 		<p class="text-xs opacity-60 mt-2" id="file-name"></p>
 
 		<hr class="w-full max-w-96 my-4 border-zinc-300 dark:border-zinc-700" style="display: none;">

examples/metadata-extraction/metadata-extraction.ts

@@ -1,18 +1,22 @@
-import { Input, ALL_FORMATS, BlobSource } from 'mediabunny';
+import { Input, ALL_FORMATS, BlobSource, UrlSource } from 'mediabunny';
 
 import SampleFileUrl from '../../docs/assets/big-buck-bunny-trimmed.mp4';
 (document.querySelector('#sample-file-download') as HTMLAnchorElement).href = SampleFileUrl;
 
-const selectMediaButton = document.querySelector('button') as HTMLButtonElement;
+const selectMediaButton = document.querySelector('#select-file') as HTMLButtonElement;
+const loadUrlButton = document.querySelector('#load-url') as HTMLButtonElement;
 const fileNameElement = document.querySelector('#file-name') as HTMLParagraphElement;
 const horizontalRule = document.querySelector('hr') as HTMLHRElement;
 const bytesReadElement = document.querySelector('#bytes-read') as HTMLParagraphElement;
 const metadataContainer = document.querySelector('#metadata-container') as HTMLDivElement;
 
-const extractMetadata = (file: File) => {
+const extractMetadata = (resource: File | string) => {
-	// Create a new input from the file
+	// Create a new input from the resource
+	const source = resource instanceof File
+		? new BlobSource(resource)
+		: new UrlSource(resource);
 	const input = new Input({
-		source: new BlobSource(file),
+		source,
 		formats: ALL_FORMATS, // Accept all formats
 	});
 
@@ -78,7 +82,7 @@ const extractMetadata = (file: File) => {
 		}))),
 	};
 
-	fileNameElement.textContent = file.name;
+	fileNameElement.textContent = resource instanceof File ? resource.name : resource;
 	horizontalRule.style.display = '';
 	bytesReadElement.innerHTML = '';
 	metadataContainer.innerHTML = '';
@@ -170,6 +174,19 @@ selectMediaButton.addEventListener('click', () => {
 	fileInput.click();
 });
 
+loadUrlButton.addEventListener('click', () => {
+	const url = prompt(
+		'Please enter a URL of a media file. Note that it must support cross-origin requests, so have the right'
+		+ ' CORS headers set.',
+		'http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4',
+	);
+	if (!url) {
+		return;
+	}
+
+	extractMetadata(url);
+});
+
 document.addEventListener('dragover', (event) => {
 	event.preventDefault();
 	event.dataTransfer!.dropEffect = 'copy';

examples/thumbnail-generation/index.html

@@ -15,15 +15,22 @@
 		<h1 class="text-3xl font-bold text-green-500 text-center">Thumbnail generation example</h1>
 		<p class="max-w-lg text-center">Select or drop a media file, and Mediabunny will extract video thumbnails for it.</p>
 
-		<div class="flex gap-2 mt-4">
+		<div class="flex flex-col items-center gap-1">
-			<button class="rounded-lg bg-gray-200 dark:bg-zinc-750 hover:bg-gray-300 dark:hover:bg-zinc-700 px-5 py-2">
+			<div class="flex gap-2 mt-4">
-				Select media file
+				<button id="select-file" class="rounded-lg bg-gray-200 dark:bg-zinc-750 hover:bg-gray-300 dark:hover:bg-zinc-700 px-5 py-2">
-			</button>
+					Select local file
+				</button>
 
-			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="rounded-lg bg-gray-200 dark:bg-zinc-750 hover:bg-gray-300 dark:hover:bg-zinc-700 px-5 group grid place-items-center" title="Download sample file">
+				<button id="load-url" class="rounded-lg bg-gray-200 dark:bg-zinc-750 hover:bg-gray-300 dark:hover:bg-zinc-700 px-5 py-2">
-				<img src="../../docs/assets/download-icon.svg" class="opacity-30 group-hover:opacity-80 dark:invert">
+					Load remote URL
+				</button>
+			</div>
+
+			<a id="sample-file-download" download="big-buck-bunny-trimmed.mp4" class="hover:underline text-xs opacity-50 hover:opacity-70">
+				Download sample file
 			</a>
 		</div>
+
 		<p class="text-xs opacity-60 mt-2" id="file-name"></p>
 
 		<hr class="w-full max-w-96 my-4 border-gray-300 dark:border-zinc-700" style="display: none;">

examples/thumbnail-generation/thumbnail-generation.ts

@@ -1,9 +1,10 @@
-import { Input, ALL_FORMATS, BlobSource, CanvasSink } from 'mediabunny';
+import { Input, ALL_FORMATS, BlobSource, UrlSource, CanvasSink } from 'mediabunny';
 
 import SampleFileUrl from '../../docs/assets/big-buck-bunny-trimmed.mp4';
 (document.querySelector('#sample-file-download') as HTMLAnchorElement).href = SampleFileUrl;
 
-const selectMediaButton = document.querySelector('button') as HTMLButtonElement;
+const selectMediaButton = document.querySelector('#select-file') as HTMLButtonElement;
+const loadUrlButton = document.querySelector('#load-url') as HTMLButtonElement;
 const fileNameElement = document.querySelector('#file-name') as HTMLParagraphElement;
 const horizontalRule = document.querySelector('hr') as HTMLHRElement;
 const thumbnailContainer = document.querySelector('#thumbnail-container') as HTMLDivElement;
@@ -12,16 +13,19 @@ const errorElement = document.querySelector('#error-element') as HTMLParagraphEl
 const THUMBNAIL_COUNT = 16;
 const THUMBNAIL_SIZE = 200;
 
-const generateThumbnails = async (file: File) => {
+const generateThumbnails = async (resource: File | string) => {
-	fileNameElement.textContent = file.name;
+	fileNameElement.textContent = resource instanceof File ? resource.name : resource;
 	horizontalRule.style.display = '';
 	errorElement.textContent = '';
 	thumbnailContainer.innerHTML = '';
 
 	try {
-		// Create a new input from the file
+		// Create a new input from the resource
+		const source = resource instanceof File
+			? new BlobSource(resource)
+			: new UrlSource(resource);
 		const input = new Input({
-			source: new BlobSource(file),
+			source,
 			formats: ALL_FORMATS, // Accept all formats
 		});
 
@@ -122,6 +126,19 @@ selectMediaButton.addEventListener('click', () => {
 	fileInput.click();
 });
 
+loadUrlButton.addEventListener('click', () => {
+	const url = prompt(
+		'Please enter a URL of a media file. Note that it must support cross-origin requests, so have the right'
+		+ ' CORS headers set.',
+		'http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4',
+	);
+	if (!url) {
+		return;
+	}
+
+	void generateThumbnails(url);
+});
+
 document.addEventListener('dragover', (event) => {
 	event.preventDefault();
 	event.dataTransfer!.dropEffect = 'copy';