CPU_FLAG_P3       208 libavutil/cpu.c #define CPU_FLAG_P4 CPU_FLAG_P3| AV_CPU_FLAG_SSE2
CPU_FLAG_P3       210 libavutil/cpu.c         { "pentium3", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPU_FLAG_P3          },    .unit = "flags" },