Sending HDR video converts it to SDR but ends up washed out

[Riker6]

Guidelines

• I have searched searched open and closed issues for duplicates
• I am submitting a bug report for existing functionality that does not work as intended
• This isn't a feature request or a discussion topic

Bug description

When I send any HDR video I have made with my Pixel 9 Pro, Signal converts it to SDR and the colors are off and washed out. My guess is perhaps improper tone mapping or no tone mapping used at all during conversion.

Screenshots

No response

Device

Google Pixel 9 Pro

Android version

Android 15

Signal version

7.33.2

Link to debug log

No response