A STUDY OF RESOLUTION-AWARE VIDEO COMPRESSION FOR REMOTEPHOTOPLETHYSMOGRAPHY

Download the VITARAS rPPG Dataset

QP	H.264 1080p		H.264 720p		H.264 480p		H.264 360p
QP	RMSE	size	RMSE	size	RMSE	size	RMSE	size
1	0.86 ± 0.44	561.6	0.82 ± 0.21	260	0.89 ± 0.36	118	0.86 ± 0.26	66.7
2	0.90 ± 0.36	493.6	0.83 ± 0.21	228.7	0.82 ± 0.20	103.4	0.89 ± 0.36	58.3
3	0.86 ± 0.39	427.1	0.83 ± 0.22	197.5	0.82 ± 0.19	88.9	0.85 ± 0.21	49.9
5	0.85 ± 0.32	295.9	0.89 ± 0.29	133.4	0.92 ± 0.31	58.2	1.04 ± 0.43	32.5
7	0.87 ± 0.23	181.4	1.01 ± 0.42	78.7	1.17 ± 0.56	35.1	1.24 ± 0.41	20.6
10	0.92 ± 0.27	81.8	1.02 ± 0.41	35.3	1.10 ± 0.38	18	1.44 ± 0.54	12.1
13	1.25 ± 0.46	37.9	1.25 ± 0.46	17.7	2.37 ± 3.45	11	2.08 ± 0.95	8.6
15	1.13 ± 0.62	26.6	1.19 ± 0.39	13.7	1.77 ± 0.88	9.2	2.40 ± 2.14	7.7
17	1.19 ± 0.50	17.1	1.59 ± 0.81	9.9	3.46 ± 6.06	7.6	4.99 ± 5.19	6.8
19	2.64 ± 3.42	11.9	5.34 ± 7.24	8.2	10.00 ± 11.04	6.9	16.44 ± 12.43	6.4
21	1.57 ± 1.25	10.5	1.68 ± 1.24	7.7	2.94 ± 3.56	6.6	4.84 ± 5.43	6.2
23	2.29 ± 3.31	9	2.89 ± 1.88	7.1	10.55 ± 12.07	6.3	12.63 ± 10.88	6
25	8.48 ± 8.45	7.9	17.44 ± 9.77	6.6	20.89 ± 10.65	6.1	26.20 ± 5.83	5.9
30	24.56 ± 7.84	6.8	26.57 ± 6.77	6.2	26.66 ± 5.52	5.9	27.34 ± 4.60	5.7

Mean (± standard deviation) RMSE and mean video file size in MB across QP levels for H264 at 1080p, 720p, 480p, and 360p.

QP	H.265 1080p		H.265 720p		H.265 480p		H.265 360p
QP	RMSE	size	RMSE	size	RMSE	size	RMSE	size
1	0.82 ± 0.25	437.6	0.89 ± 0.44	204.3	0.90 ± 0.39	93.8	0.88 ± 0.41	53.3
2	0.82 ± 0.24	364.3	0.90 ± 0.36	169	0.84 ± 0.20	76.7	0.84 ± 0.18	43.2
3	0.81 ± 0.24	301.7	0.84 ± 0.35	138.7	0.86 ± 0.26	62	1.10 ± 1.14	34.4
5	0.86 ± 0.32	195.9	0.92 ± 0.25	85	1.00 ± 0.34	36.1	1.18 ± 0.54	20.2
7	0.93 ± 0.36	121.1	1.05 ± 0.44	49.2	1.55 ± 1.00	21.8	2.05 ± 2.13	13.5
10	1.01 ± 0.39	49.2	1.17 ± 0.64	19.6	1.39 ± 0.65	11.9	2.91 ± 3.68	9.1
13	0.92 ± 0.25	21.5	1.61 ± 1.76	11	2.19 ± 3.05	8.6	3.14 ± 4.48	7.4
15	1.07 ± 0.61	13.8	1.51 ± 1.02	8.7	2.90 ± 4.41	7.4	5.50 ± 7.02	6.7
17	1.19 ± 0.53	10.4	2.38 ± 4.66	7.6	4.82 ± 7.03	6.8	6.44 ± 7.48	6.3
19	1.57 ± 0.62	8.5	3.93 ± 7.75	6.9	4.29 ± 4.80	6.4	13.24 ± 12.73	6.1
21	2.87 ± 4.91	7.5	6.36 ± 8.25	6.5	10.94 ± 10.51	6.2	19.05 ± 12.23	5.9
23	8.96 ± 10.51	6.9	16.02 ± 12.65	6.3	16.97 ± 10.66	6	22.45 ± 9.79	5.8
25	13.83 ± 11.28	6.6	20.91 ± 11.65	6.1	22.07 ± 10.71	5.9	23.49 ± 8.73	5.8
30	24.11 ± 9.61	6.1	24.95 ± 9.49	5.8	25.54 ± 7.34	5.7	27.04 ± 7.74	5.7

Mean (± standard deviation) RMSE and mean video file size in MB across QP levels for H.265 at 1080p, 720p, 480p, and 360p.

QP	H.266 1080p		H.266 720p		H.266 480p		H.266 360p
QP	RMSE	size	RMSE	size	RMSE	size	RMSE	size
1	0.83 ± 0.24	535.7	0.83 ± 0.24	203.7	0.85 ± 0.25	86.3	0.95 ± 0.35	45.2
2	0.82 ± 0.35	527.3	0.82 ± 0.18	199.4	0.84 ± 0.21	84.5	0.93 ± 0.40	44.3
3	0.83 ± 0.31	516	0.83 ± 0.22	193.9	0.83 ± 0.21	82.2	0.93 ± 0.23	43.1
5	0.78 ± 0.17	479.3	0.81 ± 0.19	177.5	0.83 ± 0.21	75.2	0.97 ± 0.36	39.3
7	0.89 ± 0.36	408.3	0.96 ± 0.49	149.6	0.86 ± 0.17	63.1	1.07 ± 0.41	32.6
10	0.93 ± 0.36	195.1	0.99 ± 0.35	74.7	1.34 ± 0.68	32.9	2.68 ± 2.63	16.3
13	0.91 ± 0.39	85.5	1.05 ± 0.45	31.9	1.94 ± 2.51	15	4.99 ± 8.15	9.7
15	1.01 ± 0.52	46.6	1.09 ± 0.27	17.4	2.15 ± 2.79	10.6	5.73 ± 7.80	8.5
17	1.05 ± 0.42	21.9	1.15 ± 0.34	11	4.57 ± 7.03	8.6	9.10 ± 9.88	7.5
19	1.29 ± 0.81	13.6	1.22 ± 0.49	9.4	5.33 ± 7.56	7.9	8.59 ± 10.49	7.1
21	1.79 ± 2.55	11.2	2.16 ± 3.17	8.8	5.79 ± 9.30	7.5	13.48 ± 11.63	6.8
23	2.43 ± 2.67	9.9	5.55 ± 7.93	8.2	7.09 ± 8.83	7.2	14.28 ± 12.50	6.6
25	6.91 ± 8.58	8.9	8.07 ± 9.30	7.7	14.28 ± 12.06	6.8	15.26 ± 11.97	6.4
30	13.18 ± 10.97	7.5	13.26 ± 11.78	6.8	14.49 ± 10.86	6.3	15.84 ± 12.34	6.1

Mean (± standard deviation) RMSE and mean video file size in MB across QP levels for H.266 at 1080p, 720p, 480p, and 360p.

QP	AV1 1080p		AV1 720p		AV1 480p		AV1 360p
QP	RMSE	size	RMSE	size	RMSE	size	RMSE	size
1	0.84 ± 0.26	158.9	1.04 ± 0.46	56.3	2.12 ± 4.33	29.5	3.42 ± 5.64	18.1
2	0.99 ± 0.30	92.9	1.75 ± 1.69	34.8	13.50 ± 11.67	18.2	15.14 ± 11.27	12.3
3	1.40 ± 0.50	53.9	9.57 ± 10.96	21.9	18.80 ± 11.14	13	21.41 ± 9.17	9.7
4	5.77 ± 8.12	37.1	16.05 ± 11.15	17.2	21.06 ± 10.01	11.1	21.99 ± 9.50	8.7
5	14.64 ± 11.52	28	19.33 ± 9.11	14.8	25.15 ± 6.39	10	23.35 ± 6.87	8.1
6	18.10 ± 9.61	22.1	22.20 ± 7.97	13.1	23.92 ± 6.82	9.2	23.90 ± 8.68	7.7
7	19.98 ± 8.79	18.2	23.93 ± 8.18	11.8	24.15 ± 7.18	8.6	25.24 ± 6.16	7.3
8	22.78 ± 7.09	14.5	23.25 ± 7.21	10	23.92 ± 6.63	7.7	24.90 ± 5.56	6.8
9	22.56 ± 7.51	12.6	23.65 ± 6.00	9.1	24.33 ± 6.88	7.4	24.33 ± 6.32	6.6
10	23.91 ± 6.06	11.4	24.85 ± 6.40	8.7	24.88 ± 5.36	7.1	26.39 ± 5.82	6.5

Mean (± standard deviation) RMSE and mean video file size in MB across QP levels for AV1 at 1080p, 720p, 480p, and 360p.