Add the video portion of @mediabunny/server

packages/server/src/index.ts

@@ -0,0 +1,28 @@
+import { registerDecoder, registerEncoder } from 'mediabunny';
+import { NodeAvVideoDecoder } from './video-decoder';
+import * as NodeAv from 'node-av';
+import { NodeAvVideoEncoder } from './video-encoder';
+
+const SERVER_LOADED_SYMBOL = Symbol.for('@mediabunny/server loaded');
+if ((globalThis as Record<symbol, unknown>)[SERVER_LOADED_SYMBOL]) {
+	console.error(
+		'[WARNING]\n@mediabunny/server was loaded twice.'
+		+ ' This will likely cause the package not to work correctly.'
+		+ ' Check if multiple dependencies are importing different versions of @mediabunny/server,'
+		+ ' or if something is being bundled incorrectly.',
+	);
+}
+(globalThis as Record<symbol, unknown>)[SERVER_LOADED_SYMBOL] = true;
+
+let registered = false;
+export const registerMediabunnyServer = () => {
+	if (registered) {
+		return;
+	}
+	registered = true;
+
+	NodeAv.Log.setLevel(NodeAv.AV_LOG_ERROR);
+
+	registerDecoder(NodeAvVideoDecoder);
+	registerEncoder(NodeAvVideoEncoder);
+};