objective-c - ios H26怎么获取sps pps

未解码的h264数据怎么获取psp pps

3f96738f 00000001 674d001f 95a81401 6e400000 000168ee 3c800000 000106e5 01a68000 00000165 b8000036 59077f01 e283ebff fcd34477 912b8b90 1bc3a057 e79683f5 c50ddf97 818e60a4 1852cdc0 51cb7b45 36d0b643 96935983 2d27ee01 2b7f5535 19bf3305 af3eff4d acfbaada 9faab40d d6ceb2d8 b86f6615 0d6a76c0 fd932b04 0d03406a b6702db0 b8f30201