ChromaSubsampling
Ratio of image chroma to luma samples.
An enum with 5 variants:
| discriminant | variant | description |
|---|---|---|
| 0 | Yuv400 | Luma only, no chroma. |
| 1 | Yuv420 | Chroma at half horizontal and half vertical resolution. |
| 2 | Yuv422 | Chroma at half horizontal and full vertical resolution. |
| 3 | Yuv440 | Chroma at full horizontal and half vertical resolution. |
| 4 | Yuv444 | Chroma at full resolution. |