player example fails in two ways:

• open dialog causes exception (exec() use)
• VideoFrame not ready error

VM1550:5 Uncaught InvalidStateError: Failed to construct 'VideoFrame': Invalid source state at methodCaller<(emscripten::val) => emscripten::val> (eval at newFunc

at player.wasm.emscripten::val emscripten::val::new_<emscripten::val&>(emscripten::val&) const (

at player.wasm.QWasmVideoOutput::videoFrameCallback(void*) (

at player.wasm.QWasmVideoOutput::videoFrameTimerCallback()::$0::_invoke(double, void*) (

 videooutput has time updates which means video is actually playing somewhere, but not to video widget.