A Joint Encryption and Reversible Data Hiding Scheme Based on Integer-DWT and Arnold Map Permutation

Table 2

Embedding rate and PSNR of different images (USC-SIPI).

Images		𝑞=1	𝑞=2	𝑞=4	𝑞=8	𝑞=16	𝑞=32
Airplane	ER	0.1206	0.3101	0.5044	0.6311	0.6971	0.7317
	PSNR	50.6962	46.8158	42.4294	38.5350	35.0636	32.1368
	Overhead	0	0	0	0	0	0
	PER	0.1206	0.3101	0.5044	0.6311	0.6971	0.7317
Baboon	ER	0.0251	0.0756	0.1707	0.3210	0.4960	0.6421
	PSNR	50.5884	46.0507	40.1912	34.7103	30.0639	26.4296
	Overhead	14	26	53	118	231	405
	PER	0.0250	0.0755	0.1705	0.3205	0.4951	0.6406
Barbara	ER	0.0656	0.1882	0.3602	0.5124	0.6113	0.6887
	PSNR	50.5979	46.3715	41.2511	36.5779	32.3365	28.7201
	Overhead	0	0	0	0	0	23
	PER	0.0656	0.1882	0.3602	0.5124	0.6113	0.6886
Boat	ER	0.0545	0.1577	0.3223	0.5162	0.6665	0.7287
	PSNR	50.5664	46.3085	41.0439	36.5185	33.1225	30.7374
	Overhead	3	10	19	38	109	296
	PER	0.0545	0.1576	0.3223	0.5161	0.6661	0.7276
Lena	ER	0.0827	0.2241	0.4310	0.6119	0.7032	0.7391
	PSNR	50.7257	46.5336	41.7441	37.8559	31.8851	32.7387
	Overhead	0	0	0	0	0	5
	PER	0.0827	0.2241	0.4310	0.6119	0.7032	0.7390
Peppers	ER	0.0632	0.1844	0.3743	0.5716	0.6961	0.7385
	PSNR	50.6754	46.4399	41.4909	37.5625	34.7859	32.8502
	Overhead	1	5	27	79	213	526
	PER	0.6632	0.1843	0.3472	0.5713	0.6953	0.7365