maplibregl.addProtocol("cog", MaplibreCOGProtocol.cogProtocol); map.on("load", () => { map.addSource("imageSource", { type: "raster", url: `cog://http://localhost:5000/cog?year=${year}&pid=${pid}`, tileSize: 256, minzoom: 0, }); map.addLayer({ id: "imageLayer", source: "imageSource", type: "raster", }); });