Questions tagged [convert]

related to the conversion from one [file-] format to another

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Recursively process video files to make space

I've maxed the storage space I have and I would like to make some space. I've thought of converting all files to mkv and down-scaling high resolution files to a lower resolution. So to convert mp4 to ...
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ImageMagick convert-im6.q16: unable to open image - No such file or directory @ error/blob.c/OpenBlob/2874

I am having some troubles in a script with convert command in ImageMagick package. Here is the line : convert $dst_folder/$1/$2/$3 -resize 144x144\> $thb_folder/$1/$2/$thb_picture where $1 and $2 ...
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Convert PDF to searchable PDF [duplicate]

I want to convert a lot of PDF files with scanned documents into searchable PDFs. I want to do it with a pipe to avoid unnecessary work. I tried to do it with pdftoppm, but it seems the program does ...
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-2 votes
1 answer
183 views

How can I remove DRM from an audible audiobook (aax)?

I hope I do not ask anything that is illegal. I have purchased an audiobook and audible offers to download the corresponding file, which is an aax file. As far as I understood one can somehow extract ...
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Merge images to PDF with xconvert-like options

I'm trying to merge images to PDF. Usually the following website is what I use. https://www.xconvert.com/merge-image-to-pdf Given the number of images, I'm thinking of automating the conversion with a ...
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Convert img to pdf [duplicate]

convert *.png out.pdf This command gives me error message saying "attempt to perform an operation not allowed by security policy"
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4 votes
5 answers
1k views

How to convert webp to grayscale png?

I have a bunch of webp images and need to convert them to png format. I know png supports different color modes like grayscale which I need. Is there any Linux tool or online services to achieve this ...
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failure in thunderbird when converting message to file fails (save as...)

In newest thunderbird 78.13.0 (64-bit) under Ubuntu 20.04.3 LTS with all avlbl updates in it, when trying to mass save messages to .eml files (using save as...), for say 100 messages at once, it stops ...
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How to Convert 2 Image to 1 Page PDF With terminal?

I have a question, I have a problem, I want to change 2 images in 1 page pdf, how do I do it? I tried this command convert *.jpg -resize 1240x1753 \ -extent 1240x1753 -gravity ...
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Is there a way to convert .xif files (created with Xerox Pagis app on old win 32 OS) to pdf?

I need to convert some 100 .xif files to pdf. As far as I know the only way is to find a 32bit PC with NT or Win2000 and install the Pagis (scanner app of Xerox).xif. Is there a better way using a ...
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Microsoft Edge installer is provided as .rpm. How can I install it on Ubuntu? [duplicate]

For my work I need Edge browser. However, in the Microsoft web site they provide it as an .rpm file. To install in Ubuntu it needs to be converted to a .deb file. I tried to convert it, but failed. ...
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Fixing fcitx-table-quick*

Description: fcitx-table-quick* IMEs are virtually unusable. You need to scroll through ~9 pages of characters just to get to a commonly used character and it has no phrases. To fix this, I want to ...
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2 answers
550 views

How to convert 32MB of PNG file to 200Kbs without losing its colors

I have couple of images that are of 32MBs of size and I want to change their size from 32MBs to 100Kbs or any KBs of size without affecting its colours. The commands I am trying are: muhammad@muhammad-...
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1 vote
1 answer
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flatpak calibre: Cannot read from /home/nicholas/in.epub (permissions?)

Looking to convert an epub to mobi with calibre: nicholas@gondor:~/ebooks$ nicholas@gondor:~/ebooks$ flatpak --command="sh" run com.calibre_ebook.calibre -c "ebook-convert ~/in.epub ~/...
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How to extrac vdi file from .txt?

I need to extract a single vdi image from multiple .rar files.Normally in windows steps were like in the below.In the beginning someone convert vdi file to .txt compress these file to different .rar ...
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Convert multiple files in one command

My folder looks like this: ➜ ls -l total 437932 -rwxrwxrwx 1 wheel 16254039 Jun 1 20:45 DSC_0210.NEF -rwxrwxrwx 1 wheel 83532064 Jun 1 21:16 DSC_0210.png -rwxrwxrwx 1 wheel 16672363 Jun 1 20:45 ...
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Which apps support to open and convert JPEG XL (.jxl) pictures?

JPEG XL (.jxl) is the next-generation, general-purpose image compression codec by the JPEG committee (more info you can find on jpegxl.info). Which apps/programs can open and convert it?
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Why does compressing this PDF using "convert" make this pdf bigger?

Using the command convert -density 100 -quality 100 in.pdf out.pdf to convert a scan into a smaller pdf has worked for me before. Yet I have come accross a scan that it does not work on. I have tried ...
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10 votes
6 answers
5k views

How can I compress my .PDF (two pages) to less than 100 kB?

I have a PDF file that I want to compress to less than 100 kB. It has a scan of two pages that I scanned from my mobile scanner. Post scan it is 338 kB (with minimum quality to view the pages). ...
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2 votes
0 answers
168 views

Converting JFIF standard jpg files to EXIF standard jpg files in Ubuntu

How can I convert JFIF standard jpg images to EXIF standard jpg images in Ubuntu 20.04 preferably via command line if possible?
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How to convert MKV to MP4 using ffmpeg keeping all video, audio tracks and subtitles?

I have been trying to convert mkv to mp4 using ffmpeg -i input.mkv -vcodec copy -acodec copy output.mp4 The input.mkv has two different audio track and one subtitle . But the problem I am getting is ...
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3 votes
2 answers
764 views

How can we batch convert chess move files of .pgn file format to .bin file format?

Prologue: A .pgn format is type of text file format used for recording Chess moves with other information like date, event, score, opening, engine evaluation, variations, depth etc. This file format ...
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243 views

How do I batch convert images from sRGB to CMYK with a specific ICC profile?

I have a few hundred sRGB .tif files that require conversion to the CMYK FORGRA52 ICC profile. I tried using the software XnConvert, but this doesn't work (I don't think it supports conversion from ...
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1 vote
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717 views

How to convert .mpub to pdf

Currently I have an mpub (Mobcast Mobile Optimized ePub Book) file which I would like to convert to pdf. Calibre does not support the mpub extension type https://manual.calibre-ebook.com/faq.html I am ...
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what is the program that convert audio to text

Is there any tool in ubuntu can I use it to convert german audio to text? I searched a lot but all application using English
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1 vote
1 answer
731 views

lossless conversion of wmv to mp4 video in Ubuntu command line

How can I losslessly convert a wmv video to mp4 using Ubuntu (20.04) command line?
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1 answer
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Importing Microsoft Keyboard Layout Creator (MKLC) files

I have a couple of legacy Windows keyboard layouts for a number of languages that I made 8 years ago on Win7. They were made with the "Microsoft Keyboard Layout Creator" which saves the ...
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3 votes
1 answer
4k views

converting lots of TIFF images into a lossless video

I have a lot of (20,000) TIFF images. How can I create a lossless video out of them in one of common video formats (e.g. mp4, AVI) using FFMPEG or any other tools? I am not sure what was the framerate ...
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2 votes
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How to convert an ATS video with no compression to a mp4 video?

I am using ResearchIR software in Windows 10 and I wonder if there is a tool or command in Ubuntu 20.04 which can convert the output of a thermal camera capture that is .ats with no compression, ...
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How do I convert between .pbp and .iso?

I have some homebrew PSP games in eboot pbp format, and I would like to convert these to .iso format for RetroPie. How do I do this?
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5 votes
1 answer
3k views

How to easily convert an MKV video to an MP4

I would like to easily be able to convert a MKV video to MP4 video in Ubuntu. Is there any way I can easily do this at all?
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9 votes
2 answers
2k views

Convert .pptx or .ppt files to mp4 on Ubuntu

I have few slides sent by my professor. In those slides, each slide is embeded with an audio file. I want to view them as a video file. In Microsoft Office PowerPoint for Windows, there is an option ...
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1 answer
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Batch Convert videos in Nested Folders

I used the excellent script from Byte Commander How can I convert all video files in nested folders? (batch conversion) I have two questions though. 1) Is it possible to completely mirror the source ...
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2 votes
2 answers
11k views

Ffmpeg: can TS video be converted directly to MP4 video without re-coding?

I see here (How to convert .ts file into a mainstream format losslessly?) that MKV is recommended for that purpose (ffmpeg -i input -map 0 -c copy output.mkv), but not MP4, which is said to involve re-...
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376 views

Convert flac to lossless wma?

I have a bunch of flac files I have to convert to lossless .wma because a game I have requires I use it. I was looking at avconv, and tried avconv -i song.flac output.wma, however I believe this made ...
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5 votes
1 answer
1k views

Convert images into PDF without ImageMagick hacks

Since ImageMagick's PDF abilities are broken ("not authorized" error) for some time with no solution in sight, what are the alternatives for converting images into PDF format right now? I'm not ...
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4 votes
2 answers
3k views

Convert .dng to .png is not working in Ubuntu 16.04

I want to convert .dng file extension to .png/.jpg format. Here is my command line: convert /var/www/html/img/10fassettsquare.dng /var/www/html/img/14.png I am trying to convert but it shows an ...
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2 votes
2 answers
3k views

convert jpg to pdf

in my Ubuntu 19.10 when trying to convert .jpg to .pdf : convert gives : joso@joso-Aspire-ES1-433:~$ convert ‘/home/joso/Desktop/Marticeva etaziranje/IMG_20200104_102541.jpg’ output.pdf convert: ...
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4 votes
0 answers
521 views

How do I burn a multi-track .img image to a CD-R or CD-RW?

I have an .img file sizing about 600 MiB. When I wanted to burn this file to a CD (not a DVD), I could not find any program capable of doing so. I tried K3b, Brasero, and AcetoneISO. Nothing was able ...
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2 votes
1 answer
8k views

convert all the png files in a folder to video

I have ~450 frames named 1...450. However, there are some missing frames for example frame 10, 30, and so on do not exists. I want to create an AVI video in the same order as 1...450.png. How should ...
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3 votes
0 answers
1k views

Converting from shorten (.shn) audio files with error: "failed to read data from input file using format"

Since I can't find the answer here and I would like to be able to do so the next time I need to do this, here is how to convert shorten (.shn) audio files to another format that ffmpeg can handle (e.g....
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1 answer
1k views

Convert backup bookmarks (html file) to a folder that contains "URL files" for every bookmark

For a simple example: I have a html file for Google Chrome backup bookmarks: bookmarks.html bookmark.html is a backup that have no folders, only have bookmarks. I want to convert bookmarks.html to ...
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2 votes
1 answer
369 views

Command to convert many images to one square image (not becoming a column or a row)

Is this really duplicate? I have not yet found it anywhere. For example: I have 4 PNG images: image1.png, image2.png, image3.png, image4.png. Every one of them is 200x200 pixels. I want to convert ...
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1 vote
1 answer
110 views

How can I rename image file based on colors in the image?

For example: If I have a 2x2-pixel image. In the image: 3 pixels are red. 1 pixel is green. 0 pixels are blue. I want to rename the image to 3_1_0.
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3 votes
1 answer
4k views

How can I overlay an image (a transparent PNG file) over all the "background" images in a directory using command line?

I have a transparent PNG file (a picture of a cow) I have a folder that contains images of grass, mountains, rivers and so on. I want to overlay the cow image onto those background images only by ...
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6 votes
3 answers
2k views

Convert every file from JPEG to GIF in terminal

I have work with find before to find all specific files in a folder and subfolder and do something about it For example, I did use find /folder/ -name '*.txt' -exec chmod 666 {} \; This code to ...
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  • 135
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0 answers
2k views

Speech recognition in Ubuntu: convert from audio to text

I am using the following commands: ffmpeg -i file.mp3 -ar 16000 -ac 1 file.wav pocketsphinx_continuous -infile file.wav 2> pocketsphinx.log > result.txt All things work fine, but I want to ...
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5 votes
1 answer
6k views

How can I convert an animated WebP to a WebM?

I would like to convert an animated WebP file to a WebM. However, most tools only support converting to an animated WebP but not back, when they support animated WebPs at all: ImageMagick's convert ...
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2 votes
1 answer
916 views

Translate text contents of an existing file from lower to upper case and copy to a new file

So I'm wanting to find out what the command line would look like to copy the text contained in a file, convert the whole thing to upper-case and paste that into a new file with a given name. I'm very ...
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41 votes
2 answers
43k views

imagemagick - convert not allowed [duplicate]

I have multiple *.jpeg pictures I like to merge into a single *.pdf file like so: convert Blatt1.jpg Blatt2.jpg Blatt3.jpg Blatt4.jpg out.pdf I am prompted with the following exception: convert: ...
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