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How can I extract a good quality JPEG image from a video file with ffmpeg?
...ion for more options involving image outputs.
To output a single image at ~60 seconds duration:
ffmpeg -ss 60 -i input.mp4 -qscale:v 4 -frames:v 1 output.jpg
This will work with any video input. See below if your input is MJPEG.
MJPEG
If your input is MJPEG (Motion JPEG) then the images can be ext...
XSLT getting last element
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edited Jul 18 at 1:36
iliketocode
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How can I obtain an 'unbalanced' grid of ggplots?
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edited Jul 26 '15 at 10:12
answered Nov 14 '11 at 19:41
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How to randomly sort (scramble) an array in Ruby?
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Tim Cooper
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answered Nov 29 '09 at 18:49
Ron GejmanRon Gejman
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How are cookies passed in the HTTP protocol?
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edited Jul 1 '16 at 18:26
Nathan
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How do I set the rounded corner radius of a color drawable using xml?
... artem
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answered Jan 23 '10 at 15:55
Mark BMark B
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Pythonic way of checking if a condition holds for any element of a list
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KenKen
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bool operator ++ and --
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edited Sep 2 at 8:46
Yksisarvinen
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How to return an array from JNI to Java?
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JhericoJherico
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Concatenating string and integer in python
...nswered Jul 19 '12 at 10:43
user647772user647772
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