Audio and Video Matching Zero-Watermarking Algorithm Based on NSCT

Table 1

Experimental results of video robustness.

Attack type	Attack parameter	PSNR	NC	BER (%)
Gaussian noise	0.01	20.7781	0.9947	0.1558
	0.05	14.3098	0.9853	0.4748
Salt and pepper noise	0.01	21.3424	0.9948	0.1646
	0.05	16.7343	0.9892	0.4720
Shear attack	Upper left 1/16	13.2199	0.9821	0.4759
	Lower right 1/20	14.8016	0.9930	0.1546
Scaling	1/2	33.5737	0.9985	0.1498
	2	45.3691	0.9994	0.1454
Frame attack	Frame average	28.8532	0.9932	0.15
	Frame reorganization	34.7721	0.9972	0.1499
Recompression	Mpeg4	32.2128	0.9853	0.4819
	H.264	33.2266	0.9875	0.4812
Rotate attack	15°	18.3589	0.98	0.4823
	90°	19.1075	0.9807	0.4817
	180°	19.9432	0.9914	0.1745
JPEG compression	90	45.8949	0.9984	0.1440
	50	35.4672	0.9917	0.1599
	20	30.9995	0.9841	0.4798
Combined attack	JPEG60 + rotate 30°	8.803	0.9523	1.7499
	JPEG30 + rotate 45°	8.2203	0.9340	2.2831
	JPEG10 + rotate 90°	6.2247	0.9120	3.4837
	Gaussian filtering  + upper left shear 1/20	14.1580	0.9835	0.4827
	Gaussian filtering + upper left shear 1/20	14.0569	0.9815	0.4850
	Gaussian filtering  + upper right shear 1/20	14.4891	0.9841	0.4814