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How can I extract a good quality JPEG image from a video file with ffmpeg?
...r ffprobe console output can tell you if your input is MJPEG:
$ ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=nw=1 input.avi
codec_name=mjpeg
Then you can extract the frames using the mjpeg2jpeg bitstream filter:
$ ffmpeg -i input.avi -codec:v copy -bsf:v mjpeg2jp...
Which ORM should I use for Node.js and MySQL? [closed]
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I get this error "Error: Cannot find module 'hat'" when I try to deploy this. .. no amount of npm install or re-install seems to help. Any suggestions? Thanks
– Gene Bo
May 28 '15 at 17:19
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Set Matplotlib colorbar size to match graph
...x will be 5%
# of ax and the padding between cax and ax will be fixed at 0.05 inch.
divider = make_axes_locatable(ax)
cax = divider.append_axes("right", size="5%", pad=0.05)
plt.colorbar(im, cax=cax)
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Setting the MySQL root user password on OS X
...lowing these steps. When I tried to login again with my new password I get ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
– Þaw
Mar 17 '19 at 12:36
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log4net argument to LogManager.GetLogger
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answered Sep 19 '14 at 2:05
NoctisNoctis
10.7k33 gold badges3535 silver badges7171 bronze badges
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Declaring a custom android UI element using XML
...android namespace and your own custom one or else you may experience build errors.
– Chase
Sep 2 '11 at 4:14
11
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How to set an environment variable only for the duration of the script?
On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...
Can I use assert on Android devices?
...tatus:()Z // method@000c
000332: 0a00 |0005: move-result v0
000334: 3900 0600 |0006: if-nez v0, 000c // +0006
000338: 1210 |0008: const/4 v0, #int 1 // #1
00033a: 6a00 0000 |...
Which is the preferred way to concatenate a string in Python?
... a one-character string, first to a string, then to a list:
a += b:
0.10780501365661621
a.append(b):
0.1123361587524414
OK, turns out that even when the resulting string is a million characters long, appending was still faster.
Now let's try with appending a thousand character long string a hund...
List of remotes for a Git repository?
I have a Git repository. This repository has multiple remote repositories (I think). How can I get a list of the remote repositories that belong to said repository?
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