Two-Layer Fragile Watermarking Method Secured with Chaotic Map for Authentication of Digital Holy Quran

Table 6

PSNR results of proposed watermarking method.

#	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
JPEG
001	40.74	40.12	43.06	45.01	47.61	48.99	50.65	51.20	51.80	52.05	52.19	52.25	52.27	52.28	52.30
003	42.50	41.93	44.86	46.75	49.27	50.69	51.84	52.69	53.00	52.99	53.24	53.27	53.27	53.29	53.28
050	42.20	41.61	44.55	46.37	48.90	50.26	51.62	52.35	52.71	52.88	52.98	53.01	53.04	53.06	53.06
601	41.97	41.22	44.15	46.14	48.68	49.97	51.52	52.12	52.48	52.75	52.89	52.90	52.93	52.94	52.95
PNG
001	38.78	38.05	42.94	43.94	48.10	50.04	53.84	56.05	59.64	62.35	66.37	68.80	72.36	74.01	80.24
003	38.02	37.39	41.30	43.22	47.20	49.35	52.95	55.29	58.69	61.17	65.52	68.35	70.81	73.75	78.57
050	37.34	36.81	41.30	42.74	46.43	48.89	52.32	54.77	58.10	60.86	64.01	67.77	70.21	73.00	79.44
601	37.15	36.55	40.31	42.64	46.30	48.58	52.12	54.49	57.70	60.66	64.11	67.71	70.96	74.78	76.58