Questions tagged [conversion]
Conversion between file formats.
339 questions
0 votes
1 answer
61 views
batch convert images to 10 second videos
is there a way to convert a batch of .png fixed images to 10 second videos. I don't need the images to change or move, just to be static videos.
1 vote
1 answer
50 views
Convert an MH folder to mbox
Is there a good method to convert a mail directory in MH format (as it is used by Claws) to an mbox directory, as it is used by Thunderbird?
0 votes
0 answers
186 views
How do I convert .step files to .stl?
How do I convert .step files to .stl, preferably in the Linux terminal? I am attempting to convert a 3D model from one format to another. More information on STL: https://www.wikipedia.org/wiki/STL_(...
1 vote
1 answer
162 views
Should we use convert or img2pdf for creating lossless multi-page PDF files out of gray PNM photocopies? And why?
Let's assume that you have 4 scanned pages, created by scanimage -resolution 1200 and postprocessed by GIMP: each page was rotated so that the text lines were horizontal, the bled-through text was ...
0 votes
1 answer
245 views
Convert (ImageMagick) ignores quality level setting when converting to webp in Mint 22
I've been using convert to recompress images to webp for publication. My command line is: convert -quality 70 input.jpg test.webp This works in Mint 20 (ImageMagick 6.9.10-23), but in Mint 22 (...
2 votes
1 answer
242 views
Flatpak-installed Calibre: cannot find ebook-convert command
On my Linux Mint 22 Cinnamon (Wilma) based on Ubuntu 24.04 LTS (Noble). I ended up installing Calibre in spite my initial dislike, via Flatpak: $ flatpak install flathub com.calibre_ebook.calibre The ...
1 vote
2 answers
186 views
Converting sw md device from raid0 to raid1 with only one disk online
Is it possible to convert an existing raid0 md device with only one disk to a raid1 md device with one disk in order to add a second mirror disk later? It should be possible online.
0 votes
2 answers
100 views
Split a group of images vertically with output in different directories
I have a directory with 170 png photos on a Linux Mint machine, which I want to split in half. I came up with a solution, but it didn't work properly, because it overloaded the cache. The command I ...
0 votes
1 answer
1k views
Convert swf files to mp4
I came accross this nice web. There are swf and mp3 files. I'd like to convert them to mp4 or something, so it is viewable. I tried gnash and ffmpeg without success. I'm on Lubuntu 22.04
2 votes
1 answer
1k views
can't encode a WAV file to FLAC; returns 'ERROR: unsupported format type 3'
The error reportedly originates from files created on Windows. When attempting to convert, flac 1.4.3 prints: $ flac --best ~/music/unknown-80s-german-song.wav unknown-80s-german-song.wav: ERROR: ...
0 votes
3 answers
2k views
How to convert CR to CRLF line endings on a file?
An ASCII text file, with CR line terminators, (Mac style) needs to be converted to have CRLF line terminators (DOS/Windows style). Search for CR not followed by LF, and replace that CR with a CRLF. So ...
0 votes
2 answers
564 views
I need to create a pipe to convert string from UTF-8 to UTF-7-IMAP
To automate the command line creation of hundreds of directories in IMAP maildirs, I would need to be able to convert UTF-8 strings to UTF-7-IMAP on the fly. In php, I found a way to do it with a ...
0 votes
0 answers
163 views
How to convert accented characters in an email
I want to send an email with the body ($BODY) containing accented characters like é, à, ô... echo "$TO" | mail -s $SUBJECT $BODY But the result shows unreadable characters. I tried to ...
3 votes
2 answers
972 views
Is there a way for a nonprivileged user to read/mount a UDF filesystem in linux without using sudo
I'm renting a node on a linux server. uname -a Linux 5.15.112-gentoo #2 SMP x86_64 AMD 64-Core Processor Authentic AMD GNU/Linux By nature as a renter I can't become superuser or even use sudo. I ...
5 votes
2 answers
11k views
Convert json to csv with headers in jq
Is it possible to convert this json: [ { "bytes": 276697, "checked": false }, { "bytes": 276697, "checked": false ...