read_key         3874 fftools/ffmpeg.c         key =  read_key();
read_key         3899 fftools/ffmpeg.c         while ((k = read_key()) != '\n' && k != '\r' && i < sizeof(buf)-1)
read_key         3948 fftools/ffmpeg.c             while ((k = read_key()) != '\n' && k != '\r' && i < sizeof(buf)-1)