环境

$ cat /proc/version
Linux version 5.15.0-125-generic (buildd@lcy02-amd64-040) (gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34) #135~20.04.1-Ubuntu SMP Mon Oct 7 13:56:22 UTC 2024
 

效果

$ ./a.out youvideo.h264
00 00 00 01 27
00 00 00 01 28
00 00 00 01 25
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21
00 00 00 01 21