Answers.Body: <p>Top left.</p>
  
  <p>Pixels in a raw video stream are stored left to right, top to bottom. And all filters work on uncompressed frames, so that's the easiest way to setup the co-ordinate system as well.</p>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2016-08-03T19:44:49.233Z
Answers.LastActivityDate: 2016-08-03T19:44:49.233Z
Answers.UserDisplayName: Gyan
Body: <p>This is a pretty simple question yet i couldn't find the answer to it anywhere. 
  How does ffmpeg's coordinate system work? Meaning - for all operations such as <code>crop</code> and <code>overlay</code>, is the (0,0) point at the bottom left or top left?</p>
  
  <p>Thanks!</p>
  
Tags: <ffmpeg>
Title: ffmpeg - coordinate system
UserDisplayName: YaronGh
ThreadText: # ffmpeg - coordinate system
  
  (Asked by: username_0 on 2016-08-03)
  
  This is a pretty simple question yet i couldn't find the answer to it anywhere.
  How does ffmpeg's coordinate system work? Meaning - for all operations such as `crop` and `overlay`, is the (0,0) point at the bottom left or top left?
  
  Thanks!
  
  **Tags:** ffmpeg
  
  
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  ## 1 answers
  
  ### Answer by username_1 on 2016-08-03. Score: 4 | Accepted answer
  
  Top left.
  
  Pixels in a raw video stream are stored left to right, top to bottom. And all filters work on uncompressed frames, so that's the easiest way to setup the co-ordinate system as well.
  
  
  ---
  
  