Joint redundant motion vector and intra macroblock refreshment for video transmission

EURASIP Journal on Image and Video Processing

Table 1 Video quality of joint redundant motion vector and intra macroblock refreshment (JRVIR), redundant motion vector (RMV) and recursive optimal per-pixel estimate (ROPE) for different bitrate and packet loss rate

Sequence	Rate (Kbps)	Method	Packet loss rate (PLR)
			5%	10%	15%	20%
		RMV	30.89dB	29.70dB	28.71dB	27.70dB
News	256	ROPE	32.27dB (2.68%)	31.42dB (3.56%)	30.78dB (4.15%)	30.20dB (4.62%)
		JRVIR	32.29dB ( 1.54, 2.52)%	31.70dB ( 1.82, 3.90)%	31.18dB ( 2.11, 4.41)%	30.73dB ( 2.46, 4.94)%
		RMV	30.75dB	29.00dB	28.22dB	27.52dB
Silent	384	ROPE	33.56dB (4.70%)	32.75dB (5.96%)	32.10dB (6.76%)	31.60dB (7.29%)
		JRVIR	33.76dB ( 2.93, 3.49)%	33.05dB ( 3.43, 5.08)%	32.45dB ( 3.95, 5.76)%	31.96dB ( 4.54, 6.04)%
		RMV	29.32dB	27.42dB	25.89dB	24.56dB
Foreman	512	ROPE	31.48dB (6.78%)	30.29dB (9.40%)	29.42dB (11.32%)	28.66dB (13.06%)
		JRVIR	32.03dB ( 3.84, 18.94)%	31.16dB ( 4.84, 25.40)%	30.32dB ( 5.54, 27.52)%	29.56dB ( 6.90, 27.97)%
		RMV	34.73dB	32.54dB	30.07dB	29.48dB
Highway	1024	ROPE	37.71dB (11.68%)	36.64dB (15.09%)	35.76dB (16.52%)	35.01dB (18.10%)
		JRVIR	38.06dB ( 7.10, 9.87)%	37.20dB ( 8.80, 12.34)%	36.50dB ( 10.25, 13.85)%	35.74dB ( 11.70, 13.67)%
		RMV	25.02dB	21.81dB	19.69dB	18.22dB
Stefan	2048	ROPE	28.31dB (15.27%)	26.63dB (19.53%)	25.49dB (22.13%)	24.60dB (23.65%)
		JRVIR	29.54dB ( 6.38, 19.85)%	27.50dB ( 9.59, 18.81)%	26.09dB ( 12.86, 16.82)%	24.99dB ( 15.24, 14.71)%

For ROPE the percentage of intra macroblock is provided in brackets, while for JRVIR the first number in brackets is the percentage of intra macroblock, the second is the percentage of macroblock with redundant motion vector. The bold number is the highest PSNR among the three approaches.