ref: af3ee88f832efb3a4e88101fa3e623108c575ff8
dir: /misc.h/
int str2fmt(char *s); char *fmt2str(int fmt); uvlong nanosec(void); void yuv420_rgb24( int width, int height, u8int *y, u8int *u, u8int *v, u32int ystride, u32int uvstride, u8int *rgb, u32int rgbstride); extern int nproc; extern int debug; extern uvlong yuv→rgb;