From: Gradient-based pre-processing for intra prediction in High Efficiency Video Coding
Mode | Φ m (Gy/Gx) | Mode | Φ m (Gy/Gx) |
---|---|---|---|
2 | 1 | 19 | −1.23 |
3 | 0.81 | 20 | −1.52 |
4 | 0.65 | 21 | −1.88 |
5 | 0.53 | 22 | −2.46 |
6 | 0.4 | 23 | −3.55 |
7 | 0.28 | 24 | −6.4 |
8 | 0.15 | 25 | −16 |
9 | 0.06 | 26 | <−16 |
10 | 0 | 27 | 16 |
11 | −0.06 | 28 | 6.4 |
12 | −0.15 | 29 | 3.55 |
13 | −0.28 | 30 | 2.46 |
14 | −0.4 | 31 | 1.88 |
15 | −0.53 | 32 | 1.52 |
16 | −0.65 | 33 | 1.23 |
17 | −0.81 | 34 | 1 |
18 | −1 |