SRI offers precision Sarnoff™ video patterns for end-to-end testing of complete 4K systems, including BT.2100 and BT.2111 High Dynamic Range (HDR), Wide Color Gamut (WCG), BT.2020, HLG, PQ, ICtCp uncompressed content and streams for testing decoder chips and set top boxes for error resilience and syntax compliance with HEVC, H.264, MPEG-2, ATSC program guide (PSIP), 708 closed captioning, V-Chip and OpenCable specs. SMPTE summit demos include test patterns and 12G/Quad-3G SDI and SMPTE ST.2110 IP-based generators that reveal errors in lip sync, transcoding, loudness, and more. SRI also develops custom solutions.