Add .gitignore to exclude all node packages and lock files

skills/remotion-prompt-video/node_modules/@remotion/web-renderer/dist/validate-video-frame.js

@@ -0,0 +1,34 @@
+/**
+ * Validates and processes a VideoFrame returned from an onFrame callback
+ */
+/**
+ * Validates that a VideoFrame returned from onFrame callback matches expected dimensions and timestamp
+ * If validation fails, closes both frames and throws an error
+ */
+export const validateVideoFrame = ({ originalFrame, returnedFrame, expectedWidth, expectedHeight, expectedTimestamp, }) => {
+    // Validate that the returned frame is actually a VideoFrame
+    if (!(returnedFrame instanceof VideoFrame)) {
+        originalFrame.close();
+        throw new Error('onFrame callback must return a VideoFrame or void');
+    }
+    // Check if it's the same frame (no validation needed)
+    if (returnedFrame === originalFrame) {
+        return returnedFrame;
+    }
+    // Validate dimensions
+    if (returnedFrame.displayWidth !== expectedWidth ||
+        returnedFrame.displayHeight !== expectedHeight) {
+        originalFrame.close();
+        returnedFrame.close();
+        throw new Error(`VideoFrame dimensions mismatch: expected ${expectedWidth}x${expectedHeight}, got ${returnedFrame.displayWidth}x${returnedFrame.displayHeight}`);
+    }
+    // Validate timestamp
+    if (returnedFrame.timestamp !== expectedTimestamp) {
+        originalFrame.close();
+        returnedFrame.close();
+        throw new Error(`VideoFrame timestamp mismatch: expected ${expectedTimestamp}, got ${returnedFrame.timestamp}`);
+    }
+    // If we got a different frame but it's valid, close the original and use the new one
+    originalFrame.close();
+    return returnedFrame;
+};