./libavcodec/x86/mathops.h:125: Error: operand type mismatch for `shr’ make: *** [ffbuild/common.mak:81: libavformat/adtsenc.o] Error 1 更改编译代码方式： cd FFmpeg-n5.1.2/libavcodec/x86/ vim mathops.h 定位到125 先删除125至最后一行，然后添加新的内容 // avoid +32 for shift optimization (gcc should do that …) #define NEG_SSR32 NEG_SSR32 static inline int32_t NEG_SSR32( int32_t a, int8_t s){ if (__builtin_constant_p(s)) __asm__ (“sarl %1, %0\n\t” : “+r” (a) : “i” (-s &… Continue reading [ffbuild/common.mak:81: libavformat/adtsenc.o] Error 1