static void cin_decode_rle(const unsigned char *src, int src_size, unsigned char *dst, int dst_size) { int len, code; unsigned char *dst_end = dst + dst_size; const unsigned char *src_end = src + src_size; while (src < src_end && dst < dst_end) { code = *src++; if (code & 0x80) { len = code - 0x7F; memset(dst, *src++, FFMIN(len, dst_end - dst)); } else { len = code + 1; memcpy(dst, src, FFMIN(len, dst_end - dst)); src += len; } dst += len; } }