Method doubleCapacity

ij/src/main/java/ij/io/ImageReader.java:1123–1127

()

    }

	void doubleCapacity() {
		byte[] tmp = new byte[data.length*2 + 1];
		System.arraycopy(data, 0, tmp, 0, data.length);
		data = tmp;
	}

	public void clear() {
		size = 0;