module sixel_hls; import st; import patches; static if (isPatchEnabled!"SIXEL_PATCH") { // HLS color conversion for sixel graphics extern(C) { void hls_to_rgb(int h, int l, int s, ubyte* r, ubyte* g, ubyte* b); void rgb_to_hls(ubyte r, ubyte g, ubyte b, int* h, int* l, int* s); } }