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How can I extract a good quality JPEG image from a video file with ffmpeg?
... the default is -qmin 2).
To output a series of images:
ffmpeg -i input.mp4 -qscale:v 2 output_%03d.jpg
See the image muxer documentation 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 ...
Cross-platform way of getting temp directory in Python
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How do I run IDEA IntelliJ on Mac OS X with JDK 7?
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UPDATE:
When running IDEA 12 on JDK 1.7 (after changing JVMVersion to 1.7* in Info.plist) make ...
How to change owner of PostgreSql database?
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ctford
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answered Nov 30 '10 at 12:16
Frank HeikensFrank He...
Closing Hg Branches
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edited Jun 20 '17 at 16:45
Vadim Kotov
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Can TCP and UDP sockets use the same port?
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edited Aug 8 '14 at 9:09
answered Jun 22 '11 at 9:05
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Conditionally ignoring tests in JUnit 4
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Get all column names of a DataTable into string array using (LINQ/Predicate)
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contenteditable, set caret at the end of the text (cross-browser)
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