export const VIDEO_CONSTRAINS = { qvga: { width: 320, height: 240 }, vga: { width: 640, height: 480 }, hd: { width: 1280, height: 720, }, fullhd: { width: 1920, height: 1080 }, }; export const SpatialLayer = { LOW: 0, MEDIUM: 1, HIGH: 2, }; export const TemporalLayer = { BASE: 0, MIDDLE: 1, HIGH: 2, };