Embedded FPGA Design for Optimal Pixel Adjustment Process of Image Steganography

Table 1

PSNR of Lena by using OPAP [11].

PSNR (dB)
Cover image		OPAP	LSB
Lena	1	51.1410	51.1410
	2	46.3699	44.1519
	3	40.7271	37.9234
	4	34.8062	31.7808