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Search: Posts Made By: nm
Forum: MPEG-4 AVC / H.264 5th June 2013, 23:23
Replies: 8
Views: 19,056
Posted By nm
Yes, you probably need two passes. It would be...

Yes, you probably need two passes. It would be possible to split the input to two filtering chains and run two cropdetects at the same time within a single ffmpeg process, but parsing the output...
Forum: MPEG-4 AVC / H.264 5th June 2013, 19:38
Replies: 8
Views: 19,056
Posted By nm
How about simply chaining the crop and cropdetect...

How about simply chaining the crop and cropdetect filters together for the vertical cropdetect pass. You also don't need to specify pixel dimensions if you use a fraction and in_w and in_h:

ffmpeg...
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