# Add video filters to local videotrack

**URL:** <https://react-native-webrtc.discourse.group/t/add-video-filters-to-local-videotrack/371>\
**Category:** Uncategorized\
**Created:** [November 21, 2019, 2:53am UTC](https://react-native-webrtc.discourse.group/t/add-video-filters-to-local-videotrack/371 "2019-11-21T02:53:32Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ashishvista](https://avatars.discourse-cdn.com/v4/letter/a/a587f6/32.png) [@ashishvista](https://react-native-webrtc.discourse.group/u/ashishvista)\
**Post date:** [November 21, 2019, 2:53am UTC](https://react-native-webrtc.discourse.group/t/add-video-filters-to-local-videotrack/371/1 "2019-11-21T02:53:32Z")

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How can video filters like chroma key can be applied on local videotrack. If possible please can it be done using opengl so that not much cpu usage. Please provide solution or any hint.