Histogram Shifting-Based Quick Response Steganography Method for Secure Communication

Table 1

Performance analysis of the proposed QR-based steganography.

Test images	Secret image	Capacity	Encoding			Decoding
			SSIM	MSE	PSNR	MSE	PSNR
Barbara	Data	71061	0.9291	4.6266	52.5359	0.23	78.80
	Image		0.9340	5.0853	52.0185	0.234	78.80
Helen	Data	71076	0.9872	4.6688	52.4915	0.25	81.79
	Image		0.9961	5.1484	51.9526	0.207	81.90
Lenna	Data	70965	0.9645	4.6285	52.5335	0.26	78.87
	Image		0.9760	5.0780	52.0264	0.269	78.81
Lighthouse	Data	70919	0.9907	4.6542	52.5029	0.21	78.74
	Image		0.9834	5.0899	52.0136	0.251	78.63
Mandrill	Data	71169	0.9623	4.5675	52.6072	0.19	78.56
	Image		0.9669	5.0186	52.0901	0.180	78.51
Owl	Data	71281	0.9825	4.8155	52.3153	0.18	79.45
	Image		0.9522	5.2936	51.8026	0.148	78.51
Penguin	Data	70850	0.9591	4.4858	52.7078	0.18	77.02
	Image		0.9695	4.9354	52.1810	0.189	76.99
Pepper	Data	70868	0.9926	3.0433	55.02	0.24	76.58
	Image		0.9909	3.3089	54.4968	0.234	76.56
Taj Mahal	Data	71064	0.9810	4.8616	52.2632	0.18	77.46
	Image		0.8349	5.300	51.7961	0.154	77.41