ad75aa9624
Полный wire-protocol spec для encoded packet ring: - Отдельный SHM /dev/shm/cuframes-<key>-packets (variable-length) - Backward-compat с v1: proto_version=2 publishers принимают v1 subscribers - HELLO_REQ/HELLO_RESP extension через reserved bytes — без слома v1 layout - Codec extradata (SPS/PPS) в shared header - Late subscriber → keyframe-aligned start (initial_packet_seq) - Seqlock pattern для защиты от overrun mid-read - API extension: publish_packet, next_packet, get_codec_params - 4 новых error codes (OVERSIZED, NO_PACKET_RING, NO_CODEC_PARAMS, PACKET_OVERRUN) Связано: #2