# Does wowza change source file 16:9 to live stream 4:3 in rmtp stream?

**URL:** <https://community.wowza.com/t/does-wowza-change-source-file-16-9-to-live-stream-4-3-in-rmtp-stream/43323>\
**Category:** Wowza Streaming Engine\
**Created:** [August 25, 2014, 2:50pm UTC](https://community.wowza.com/t/does-wowza-change-source-file-16-9-to-live-stream-4-3-in-rmtp-stream/43323 "2014-08-25T14:50:28Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Denny\_Lee](https://avatars.discourse-cdn.com/v4/letter/d/ed655f/32.png) [@Denny\_Lee](https://community.wowza.com/u/Denny_Lee)\
**Post date:** [August 25, 2014, 2:50pm UTC](https://community.wowza.com/t/does-wowza-change-source-file-16-9-to-live-stream-4-3-in-rmtp-stream/43323/1 "2014-08-25T14:50:28Z")

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I use wowza to get live stream on rmtp and hls. hls will play by html5 , it works perfect!

my source file is mp4 16:9

but my output scream is 4:3.

does wowza change it ? if so, how can i config it?

thanks!

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**Author:** ![sal\_jefferson](https://avatars.discourse-cdn.com/v4/letter/s/6de8d8/32.png) [@sal\_jefferson](https://community.wowza.com/u/sal_jefferson)\
**Post date:** [August 25, 2014, 7:28am UTC](https://community.wowza.com/t/does-wowza-change-source-file-16-9-to-live-stream-4-3-in-rmtp-stream/43323/2 "2014-08-25T07:28:39Z")

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Hi there Denny and welcome to the Wowza support forum.

Simple answer is no, Wowza does not change the output stream, it reflects what it receives.

Salvadore