Developer details method for automated WebRTC pipeline testing without physical camera

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A developer article outlines a method for automated testing of WebRTC video pipelines without requiring a physical camera. The technique substitutes a camera with a canvas element that generates a moving video stream, including a timestamp, to simulate live video. This allows the test to run headlessly on servers or in CI/CD environments, bypassing permissions prompts and hardware dependencies. The approach verifies the entire publishing, signaling, and viewing path is functional and can detect frozen streams. Using a timer instead of animation frames ensures the test continues running even when a browser tab is in the background.

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