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 4 BD-Rate increase of the proposed two-step method for a subset of test image sequences, β=3.0

Class	Sequence name	Y	Cb	Cr	Δ T _QP=22	Δ T _QP=37
B	BasketBall Drive	0.41	0.58	0.70	−11.6	−18.4
	BQTerrace	0.33	0.47	0.60	−12.6	−19.2
	ParkScene	0.27	0.34	0.54	−12.7	−19.1
C	BasketballDrill	0.23	0.52	0.46	−11.4	−16.3
	BQMall	0.43	0.46	0.55	−11.9	−16.7
	Keiba	0.29	0.62	0.63	−11.0	−16.6
	PartyScene	0.19	0.41	0.33	−12.1	−16.4
D	BasketballPass	0.25	0.46	0.41	−12.7	−16.6
	BQSquare	0.17	0.36	0.31	−14.0	−17.1
	BlowingBubbles	0.14	0.32	0.26	−13.8	−17.3
E	FourPeople	0.44	0.6	0.71	−14.5	−21.2
	KristenAndSara	0.12	0.34	0.31	−14.6	−21.0
	Stockholm	0.25	0.55	0.72	−13.8	−19.9