Performance Evaluation of Data Compression Systems Applied to Satellite Imagery
Table 4
Compression ratio and PSNR values for raw CBERS-2B CCD images.
DPCM
JPEG-LS
CCSDS-IDC
JPEG-XR
Integer DWT strip-based fixed-rate
All
NoFlexbits
NoHighpass
DC-only
Near = 0 Lossless
Near = 1
Near = 2
Near = 3
Bpp = 4 Lossless
Bpp = 2
Bpp = 1
Bpp = 0.5
Bpp = 0.25
Qp = 0 Lossless
QP = 4
QP = 10
QP = 0
QP = 0
QP = 0
Scenes
*
Compression ratio
1
*2.0
5.6
6.5
12.3
28.4
3.5
4.0
8.0
16.0
32.0
4.2
5.9
22.4
4.3
27.8
353.5
2
2.0
4.5
6.0
8.8
18.1
3.1
4.0
8.0
16.0
32.0
3.4
4.1
15.6
4.8
20.6
264.5
3
2.0
4.8
6.4
13.2
34.8
3.3
4.0
8.0
16.0
32.0
3.7
4.5
15.1
4.5
21.5
258.2
4
2.0
4.6
6.0
11.0
19.6
3.2
4.0
8.0
16.0
32.0
3.4
4.1
12.0
4.3
19.8
245.3
5
2.0
4.2
5.9
9.9
18.7
3.0
4.0
8.0
16.0
32.0
3.3
3.8
12.4
4.5
18.4
222.4
6
2.0
4.7
6.7
8.5
12.0
3.2
4.0
8.0
16.0
32.0
3.4
4.0
9.3
3.9
18.9
222.3
7
2.0
4.0
5.8
10.3
16.3
3.0
4.0
8.0
16.0
32.0
3.1
3.6
9.2
4.3
17.6
215.4
8
2.0
4.2
5.8
8.1
13.7
3.0
4.0
8.0
16.0
32.0
3.1
3.6
9.8
4.3
16.9
197.8
9
2.0
3.9
5.7
8.1
10.6
2.9
4.0
8.0
16.0
32.0
3.0
3.4
7.4
4.0
16.3
199.9
10
2.0
3.8
5.6
7.5
10.2
2.9
4.0
8.0
16.0
32.0
3.0
3.2
7.1
4.1
15.0
180.4
11
2.0
3.6
5.7
7.5
9.3
2.9
4.0
8.0
16.0
32.0
2.9
3.1
6.7
4.0
14.9
182.2
12
2.0
3.5
5.3
7.6
9.4
2.8
4.0
8.0
16.0
32.0
2.7
2.9
5.8
4.0
14.5
174.6
13
2.0
3.3
5.3
6.3
7.9
2.7
4.0
8.0
16.0
32.0
2.7
2.8
5.6
4.0
14.1
178.0
14
2.0
3.5
5.3
6.4
8.2
2.7
4.0
8.0
16.0
32.0
2.7
2.9
5.7
3.9
14.1
174.4
15
2.0
3.2
5.1
6.5
8.1
2.7
4.0
8.0
16.0
32.0
2.6
2.7
5.5
3.9
13.9
175.3
16
2.0
3.5
5.6
7.4
8.9
3.0
4.0
8.0
16.0
32.0
2.7
2.9
5.6
3.9
14.3
170.8
17
2.0
3.4
5.4
7.0
8.2
2.9
4.0
8.0
16.0
32.0
2.6
2.7
5.0
3.7
13.6
165.6
18
2.0
3.5
5.5
7.6
9.0
2.9
4.0
8.0
16.0
32.0
2.5
2.7
4.8
3.5
13.2
156.0
19
2.0
3.2
4.9
6.6
7.9
2.6
4.0
8.0
16.0
32.0
2.3
2.5
4.3
3.5
12.6
151.0
20
2.0
2.3
3.6
4.6
5.3
2.2
4.0
8.0
16.0
32.0
1.8
1.9
2.8
3.5
11.5
149.8
**Average
2.0
3.6
5.4
7.6
10.1
2.9
4.0
8.0
16.0
32.0
2.8
3.1
6.1
4.0
15.0
185.5
Scenes
*PSNR (dB)
1
*41.0
58.9
49.6
45.6
43.4
58.9
55.3
49.5
45.8
45.3
58.9
55.5
52.0
56.0
45.2
37.4
2
36.2
58.9
49.5
45.5
43.5
58.9
52.2
46.9
44.5
43.5
58.9
55.3
50.9
52.3
42.4
36.0
3
39.3
58.9
49.6
45.8
44.1
58.9
53.5
48.7
46.1
45.2
58.9
55.3
51.2
53.5
41.9
33.9
4
39.4
58.9
49.5
45.5
43.6
58.9
53.0
47.8
45.1
43.8
58.9
55.3
51.0
52.3
40.7
33.6
5
36.0
58.9
49.5
45.7
43.7
58.9
52.0
47.4
45.1
43.8
58.9
55.2
50.7
51.9
40.4
33.0
6
34.3
58.9
49.8
45.7
42.3
58.9
52.9
48.3
42.6
41.2
58.9
55.6
51.2
52.6
37.5
30.5
7
37.2
58.9
49.5
45.6
43.6
58.9
52.0
47.4
45.0
43.1
58.9
55.3
50.7
51.3
38.3
30.9
8
36.9
58.9
49.5
45.4
43.1
58.9
51.7
46.3
44.2
42.7
58.9
55.3
50.8
52.0
38.4
30.8
9
37.1
58.9
49.4
45.3
42.9
58.9
51.6
46.1
44.1
42.6
58.9
55.3
50.5
51.1
37.5
30.8
10
34.8
58.9
49.4
45.3
42.9
58.9
51.8
47.1
45.3
43.7
58.9
55.2
50.3
51.4
39.3
32.0
11
35.0
58.9
49.4
45.4
42.9
58.9
51.7
47.2
45.3
43.3
58.9
55.2
50.2
51.0
39.0
31.5
12
34.3
58.9
49.4
45.4
42.9
58.9
51.1
46.3
44.3
42.1
58.9
55.2
50.3
50.0
35.3
27.0
13
35.7
58.9
49.4
45.2
42.6
58.9
50.6
45.9
43.7
41.7
58.9
55.2
50.0
49.7
38.3
31.8
14
36.6
58.9
49.4
45.1
42.6
58.9
50.8
45.5
43.4
41.4
58.9
55.2
50.2
49.6
35.2
28.3
15
36.1
58.9
49.4
45.2
42.6
58.9
50.1
45.6
43.2
40.6
58.9
55.2
50.0
49.1
36.2
29.2
16
33.2
58.9
49.5
45.4
42.8
58.9
51.9
47.1
44.8
42.2
58.9
55.4
50.3
50.0
34.2
25.5
17
32.6
58.9
49.6
45.4
42.7
58.9
51.3
46.6
44.1
40.7
58.9
55.4
50.3
49.5
32.6
24.1
18
32.0
58.9
49.6
45.6
42.9
58.9
51.3
46.5
43.7
40.0
58.9
55.5
50.5
49.6
30.6
21.8
19
33.1
58.9
49.5
45.3
42.7
58.9
50.2
45.4
42.7
38.9
58.9
55.3
50.2
48.6
30.1
21.3
20
31.2
58.9
49.5
45.1
42.2
58.9
45.8
41.0
36.6
32.1
58.9
55.3
49.6
42.7
27.1
20.6
**
Average
34.7
58.9
49.5
45.4
42.9
58.9
50.9
46.1
43.2
40.2
58.9
55.3
50.4
49.5
34.2
26.4
*Compression ratio and PSNR values are averaged over five bands of each scene.
**Average values are calculated over all images, except scenes 1 and 2. Due to the small set of scenes and the high compression ratio on scenes 1 and 2, their values were not considered to avoid distorted average values for some algorithms.