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description: grayImageDownSampleThreshold
---

# GrayImageDownsampleThreshold

| Method Name                  | Argument Name | Argument Type |
| ---------------------------- | ------------- | ------------- |
| grayImageDownSampleThreshold | threshold     | float         |

Sets the image downsample threshold for grayscale images. This is the ratio of image resolution to output resolution above which downsampling may be performed.



