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BeratGL
Known Participant
Jun 30, 2026 8:01 PM UTC
Acknowledged

Pixel aspect ratio getting wrongly interpreted after 26.2 and still on 26.3

Pixel aspect ratio gets wrongly interpreted on some footage after 26.2 version, i don’t know what triggers but it happens. Please test it with Pr 2025 and Pr 2026 (after 26.2 because 26.0 doesn’t have this bug.)

 

  • Pixel aspect ratio gets wrongly interpreted as 1.778 and footage looks streched.

 

  • Premiere 2025 correctly interprets pixel aspect ratio as 1.0 and footage looks exactly how it’s playing on a media player.

 

If you still want to make sure the problem is not the footage, also play the footage on your media player.

I will provide the footage so you can test it yourself.

Note: If we transcode footage into a prores 422 or h265. This bug doesn’t occur. So it’d be a good starting point to know it has to do with h264. I hope it helps identifying the bug! also i saw similar posts about pixel aspect ratio bug. Just you know that it’s not only spesific to this footage.


System info
    Application: Premiere v26.3

    GPU: RTX 3060 Ti with Nvidia Studio Driver ver. 610.47
    OS: Windows v10.0.26200, RAM: 31.82 GB GB, CPUs (logical): 24

    4 replies

    Participating Frequently
    Oct 15, 2026 2:03 PM UTC

    Hi ​@BeratGL ,

    Thanks for the report, and sorry for the inconvenience. This issue is fixed in the latest 27.1 beta builds. Please try it and let us know how it goes on your end.

     

    Thanks,
    Mayjain

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    BeratGL
    BeratGLAuthor
    Known Participant
    Oct 16, 2026 3:01 PM UTC

    Seems to be fixed in both Pr & Me Beta. Thank you so much for finally fixing it!

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    Community Manager
    Jun 30, 2026 8:32 PM UTC

    Hi ​@BeratGL,

    Thank you for reporting this and providing this information. With your sample we were able to reproduce this issue. The team will continue to further investigate this bug. 

    Best,

    Jonathan

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    BeratGL
    BeratGLAuthor
    Known Participant
    Jul 5, 2026 4:13 PM UTC

    Hi ​@Jonathan+Editor thank you for looking into this. Same bug appears to exist in Media Encoder as well. Just wanted to let you know.

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