VideoDimensions

struct VideoDimensions {
  int width;
  int height;
  VideoDimensions() : width(640), height(480) {}
  VideoDimensions(int w, int h) : width(w), height(h) {}
  bool operator==(const VideoDimensions& rhs) const {
    return width == rhs.width && height == rhs.height;
  }
};