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Parsing Video Metadata in Chrome 52.0.2743.116
Reported by
aliabuck...@gmail.com,
Aug 11 2016
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Issue description<b>Chrome Version : <Copy from: 'about:version'></b> URLs (if applicable) : https://jsfiddle.net/wtc0a2ek/ https://www.dropbox.com/s/zaeuei1vyzoaezq/portrait_video.mov?dl=0 Other browsers tested: Add OK or FAIL, along with the version, after other browsers where you have tested this issue: Safari: OK Version 9.1.2 (11601.7.7) Firefox: FAIL 47.0.1 IE: What steps will reproduce the problem? (1) Upload a portrait-oriented video taken on an iphone to the JS Fiddle linked above. What is the expected result? The video should be shown in the correct dimensions of 720x1280 What happens instead? Instead, the video appears stretched into the dimensions of 1280x720 Please provide any additional information below. Attach a screenshot if possible. In Version 52.0.2743.116 of Google Chrome, there seems to be a bug in parsing the metadata of videos. When uploading a portrait-oriented video from my phone, in Version 51.0.2704.84, the video would load with the correct dimensions and in the correct orientation. However, in the latest version, the video appears to be stretched out and distorted. It seems that while chrome is respecting the rotation metadata, once it is rotated, the dimensions of the video are not switched. For example, a 720x1280 video loads on chrome as a 1280x720 video. This bug can be replicated in this JS Fiddle: https://jsfiddle.net/wtc0a2ek/ using this video: https://www.dropbox.com/s/zaeuei1vyzoaezq/portrait_video.mov?dl=0.
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Aug 12 2016
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Aug 12 2016
aliabuckner@ Can you please provide video as we are unable to access video from dropbox link. Also if possible please provide device information for investigating further. Thanks!
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Aug 12 2016
I've been working with Alia on this on our end. Here's aliabuckner@'s video re-uploaded with public access: https://www.dropbox.com/s/8e9bwaz6hxmayku/portrait_video.mov?dl=0 I'm also attaching the file to this comment. We've been testing this on Retina MacBook Pro running OSX El Capitan with an Intel Iris GPU. Please let me know which additional specific system information you would like to get.
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Aug 12 2016
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Aug 15 2016
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Aug 15 2016
Looping in Tushari. Tushari@, can you please give it a try on couple of macbooks running 10.11 which has different GPU's to see if we can repro this at our end?
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Aug 16 2016
Able to reproduce the issue on MacBook Pro Retina 10.11.6 chrome version 52.0.2743.116 - Video appears stretched Please find the screenshot This is working fine in latest beta 53.0.2785.57 Dev 54.0.2824.0 and Canary 54.0.2830.0 Worked on reverse bisect to find the CL with which the issue got resolved and below is the info Last bad build: 53.0.2785.43 First good build: 53.0.2785.45 CL : https://chromium.googlesource.com/chromium/src/+log/53.0.2785.43..53.0.2785.45?pretty=fuller&n=10000 Possible suspect : https://codereview.chromium.org/2205173002 aliabuckner@, Could you please recheck on latest builds and update the thread with your observations.
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Aug 16 2016
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Aug 17 2016
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