VirtualBackgroundSource

struct VirtualBackgroundSource {
    enum BACKGROUND_SOURCE_TYPE {
    BACKGROUND_NONE = 0,
    BACKGROUND_COLOR = 1,
    BACKGROUND_IMG = 2,
    BACKGROUND_BLUR = 3,
    BACKGROUND_VIDEO = 4,
    };
    enum BACKGROUND_BLUR_DEGREE {
    BLUR_DEGREE_LOW = 1,
    BLUR_DEGREE_MEDIUM = 2,
    BLUR_DEGREE_HIGH = 3,
    };
    BACKGROUND_SOURCE_TYPE background_source_type;
    unsigned int color;
    const char* source;
    BACKGROUND_BLUR_DEGREE blur_degree;
    VirtualBackgroundSource() : background_source_type(BACKGROUND_COLOR), color(0xffffff), source(NULL),  blur_degree(BLUR_DEGREE_HIGH) {}
};