# GrayscaleStandard

## Content

[**DsPdfJS API v9.1.3**](../README)

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[DsPdfJS API](../globals) / GrayscaleStandard

# Enumeration: GrayscaleStandard

Specifies the standard used for converting full-color image to monochromatic gray.

## Enumeration Members

### BT2100

> **BT2100**: `2`

Corresponds to the ITU-R BT.2100 standard for HDR television.

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### BT601

> **BT601**: `0`

Corresponds to the standard color TV and video systems such as PAL and NTSC.

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### BT709

> **BT709**: `1`

Corresponds to the ITU-R BT.709 standard used for HDTV.