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How to create a video from images with FFmpeg?
... the fps video filter instead of -r for the output framerate
ffmpeg -r 1/5 -i img%03d.png -c:v libx264 -vf fps=25 -pix_fmt yuv420p out.mp4
Alternatively the format video filter can be added to the filter chain to replace -pix_fmt yuv420p like "fps=25,format=yuv420p". The advantage of this met...
When do you need to explicitly call a superclass constructor?
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answered Jun 11 '11 at 21:25
Jon SkeetJon Skeet
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JsonMappingException: out of START_ARRAY token
...number" : "732921",
"center" : {
"latitude" : 38.895111,
"longitude" : -77.036667
}
},
{
"name" : "San Francisco",
"number" : "298732",
"center" : {
"latitude" : 37.783333,
"longitud...
Passing arguments to require (when loading module)
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floatingLomasfloatingLomas
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How much space can your BitBucket account have?
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ruby on rails f.select options with custom attributes
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5 Answers
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Android: alternate layout xml for landscape mode
...dscape-differeent-layouts and http://www.devx.com/wireless/Article/40792/1954 for some more options.
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HMAC-SHA1 in bash
...n your script.
[me@home] echo -n "value" | openssl dgst -sha1 -hmac "key"
57443a4c052350a44638835d64fd66822f813319
Or simply:
[me@home] echo -n "value" | openssl sha1 -hmac "key"
57443a4c052350a44638835d64fd66822f813319
Remember to use -n with echo or else a line break character is appended to...
How do Third-Party “tracking cookies” work?
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First, cookies are set and retrieved through HTTP headers. If your browser sends a request to ht...
Create new tmux session from inside a tmux session
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145
The quickest way (assuming you use ctrl-b as your command prefix) is:
ctrl-b :new
To create a...