init

src/profiles.ts

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+import type { VideoProfile } from './types';
+
+/**
+ * Default video quality profiles
+ */
+export const DEFAULT_PROFILES: VideoProfile[] = [
+  {
+    name: '1080p',
+    width: 1920,
+    height: 1080,
+    videoBitrate: '5000k',
+    audioBitrate: '256k'
+  },
+  {
+    name: '720p',
+    width: 1280,
+    height: 720,
+    videoBitrate: '3000k',
+    audioBitrate: '256k'
+  },
+  {
+    name: '480p',
+    width: 854,
+    height: 480,
+    videoBitrate: '1500k',
+    audioBitrate: '256k'
+  },
+  {
+    name: '360p',
+    width: 640,
+    height: 360,
+    videoBitrate: '800k',
+    audioBitrate: '256k'
+  }
+];
+
+/**
+ * Select appropriate profiles based on input video resolution
+ */
+export function selectProfiles(inputWidth: number, inputHeight: number): VideoProfile[] {
+  return DEFAULT_PROFILES.filter(profile => {
+    return profile.width <= inputWidth && profile.height <= inputHeight;
+  });
+}
+