A two-stage algorithm for the early detection of zero-quantized discrete cosine transform coefficients in High Efficiency Video Coding

EURASIP Journal on Image and Video Processing

Table 5 BD-Rate increase of the proposed two-step method for a subset of test image sequences, β=3.5

Class	Sequence name	Y	Cb	Cr	Δ T _QP=22	Δ T _QP=37
B	BasketBall Drive	0.06	0.09	0.10	−10.5	−16.6
	BQTerrace	0.05	0.08	0.10	−11.1	−17.2
	ParkScene	0.04	0.06	0.08	−10.9	−16.3
C	BasketballDrill	0.03	0.07	0.07	−9.9	−14.3
	BQMall	0.06	0.07	0.08	−10.2	−15.1
	Keiba	0.05	0.08	0.09	−9.8	−14.9
	PartyScene	0.02	0.06	0.05	−10.5	−14.0
D	BasketballPass	0.04	0.07	0.07	−11.0	−14.5
	BQSquare	0.01	0.06	0.05	−12.1	−15.0
	BlowingBubbles	0.01	0.05	0.04	−11.9	−15.3
E	FourPeople	0.06	0.06	0.10	−12.9	−19.0
	KristenAndSara	0.00	0.04	0.05	−13.0	−19.0
	Stockholm	0.02	0.05	0.09	−12.2	−17.5