ref: e5e4d58cb6b3ee588ca5cc607d271177f199d628
dir: /misc.h/
int str2fmt(char *s); 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;