Questions tagged [conversion]

Converting from one file format into another. Use a more specific tag if possible depending on your application.

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189 votes
12 answers
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How do I convert an SVG to a PDF on Linux

How do I convert an SVG (containing a few words of latin text and some simple vector graphics) to a PDF on Linux? I tried Inkscape 0.47 on Ubuntu Lucid, but it moves some sub-graphics randomly, and it ...
pts's user avatar
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160 votes
5 answers
112k views

How can I get ffmpeg to convert a .mov to a .gif?

I'm trying to convert a .mov to a .gif and I'm not having success. Here's the error: ffmpeg -pix_fmt rgb24 -i yesbuddy.mov output.gif ffmpeg version 0.11.1 Copyright (c) 2000-2012 the FFmpeg ...
Daniel Fischer's user avatar
147 votes
11 answers
156k views

How to convert a PDF document to PNG?

Is there a free way to convert a PDF document to a PNG image?
Raymond's user avatar
  • 2,620
121 votes
7 answers
124k views

In ffmpeg, how to delay only the audio of a .mp4 video without converting the audio?

In my .mp4 file the audio delay is -3840 ms. I synced it in KMplayer, and I don't want to use MKVGUI to make a .mkv file. I just need to delay the audio by 3840 ms, everything else should be left ...
Alireza's user avatar
  • 1,211
99 votes
3 answers
44k views

Can't convert PDF into image, because of 'no images defined' error

I've the following PDF file: http://www.fmwconcepts.com/misc_tests/pdf_tests/test.pdf But when I'm trying to convert it via: $ convert test.pdf test.png I've the following error: convert: no ...
kenorb's user avatar
  • 25.4k
98 votes
6 answers
70k views

How should I convert Markdown (or similar) to a Word Document?

Here's the deal: In school I want to write my actual content in Markdown (using [Q10] or Notepad++) in school so that I can actually focus on writing without the ugliness of Word 2000 on my screen, ...
digitxp's user avatar
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86 votes
8 answers
98k views

How do I convert a DjVu document to PDF in Linux using only command line tools?

I've got some documents in DjVu which I'll like convert to PDF. Is there a way to do this using command line OSS tools?
GeneQ's user avatar
  • 4,997
85 votes
5 answers
230k views

How to convert an Inkscape SVG file into a Microsoft Word drawing?

How can I convert or insert an Inkscape SVG file to a Microsoft Word document? Note: It has to be editable. The resulting exported PDF has selectable text.
monksy's user avatar
  • 1,731
77 votes
15 answers
83k views

Converting from EPS to SVG format [closed]

What is the best way to convert from an EPS formatted vector graphic to an SVG formatted graphic using only freely available tools?
user13137's user avatar
  • 1,030
72 votes
1 answer
154k views

Converting the encoding of a text file (Mac OS X) [duplicate]

Possible Duplicate: How can I convert multiple files to UTF-8 encoding using *nix command line tools? Okay, now that I can detect the encoding, I know that my encoding is using charset=iso-8859-1 ...
Casebash's user avatar
  • 7,477
66 votes
6 answers
86k views

How to merge pdf:s using Imagemagick (resolution problem)

When I try to merge two .pdf files using Imagemagick convert pdf1.pdf pdf2.pdf temp.pdf the resulting temp.pdf file seems to have very low resolution. How can I keep the resolution same as in the ...
user avatar
63 votes
12 answers
58k views

How to convert a 1 page PDF to a 2 page per sheet PDF?

I would like to print a PDF so that on the front of the first page are the first two pages, on the back the 3rd and 4th and so on. ----------------- ----------------- | | | ...
mokasin's user avatar
  • 741
55 votes
9 answers
157k views

Using Gimp to batch convert images to another format in Windows

As implied by the title, does anybody know how to use the gimp-console-[version].exe program to batch convert images between formats (with default settings) in Windows ?
Alex Marshall's user avatar
54 votes
9 answers
126k views

How to convert WMV to MP4?

How can a set of WMV files be converted to MP4 so I can import them to my Apple TV?
burnt1ce's user avatar
  • 1,237
53 votes
15 answers
51k views

Does it make sense converting a file to a higher audio bitrate?

When a certain file (mp4, flv, etc) has a 95 kbps audio bitrate - does it make sense outputing to a higher bitrate when converting to mp3 or other format (be it lossy or not)? Would this result in ...
user avatar
53 votes
10 answers
167k views

How to convert Word (doc) to PDF in linux?

I have a set of files in .doc format, that need to be converted to .pdf format. I am using Ubuntu linux.
user avatar
52 votes
8 answers
111k views

How to decode AAC (.m4a) audio files into WAV?

How would you convert (decode) AAC files into WAV format? (Or, if you prefer, how to decode & re-encode them into MP3 or Ogg Vorbis? But WAV is sufficient as I already have good tools for WAV ➔ ...
Jonik's user avatar
  • 5,760
50 votes
10 answers
56k views

Open source command line subtitle converter [closed]

Are there any open source, command line, subtitle converters - preferably for Linux?
Johnas's user avatar
  • 647
49 votes
6 answers
58k views

Convert a bunch of BMP files to JPEG on Linux

Someone sent me a bunch of BMP files and I need them in JPEG. I could convert them one by one using GIMP, but I'd rather do it all in one go. I have Ubuntu.
JoelFan's user avatar
  • 3,872
47 votes
6 answers
83k views

Reduce Generated GIF Size Using FFMPEG

I'm developing android application that converts mp4 files into gifs using ffmpeg. Problem is that generated gifs are huge in size. And another problem is that I can't use anything else than ffmpeg(e....
arsena's user avatar
  • 571
39 votes
13 answers
173k views

Batch convert Word documents to PDFs

How do I batch convert many Word documents and have them saved as [originalfilename].pdf?
Kjensen's user avatar
  • 6,644
39 votes
13 answers
65k views

Batch convert SVG images to desired size PNG or ICO [closed]

I have bunch of SVG icons that I'd like to use for my application to be developed in VB.Net 2010, and since it has no support to handle SVG icons, I need to convert those icons into either PNG or ICO, ...
Kushal's user avatar
  • 1,215
35 votes
8 answers
56k views

Timezone conversion by command line

I know about http://www.timeanddate.com/worldclock/converter.html I can't figure out how to query http://www.google.com in a sane natural format like "5pm BST in PST". Or do I have to write such an ...
hendry's user avatar
  • 1,844
34 votes
4 answers
110k views

How to convert a PDF document to an older version

What software exists can do this conversion? I work with some software that can't handle newer PDFs made with Adobe Acrobat 9 Pro and other newer office programs. Price and platform doesn't matter ...
neoneye's user avatar
  • 903
32 votes
2 answers
20k views

Linux PDF version converter

I want to convert a PDF from version 1.5 to 1.4 using a command line utility. Is there anything available?
Tom's user avatar
  • 571
31 votes
7 answers
110k views

How to convert Word (doc) to PDF from Windows command line?

Anyone know how to convert word files (.doc) to PDF using the command line in Windows? We were using the service of OpenOffice, but in documents that have many tables and images, it ends up ruining ...
Xosler's user avatar
  • 505
29 votes
5 answers
86k views

How to convert an MKV to AVI with minimal loss

To convert an MKV to AVI, I do two things. The first thing I do is this: ffmpeg -i filename.mkv -vcodec copy -acodec copy output.avi or this: ffmpeg -i filename.mkv -sameq -acodec copy output.avi ...
tony_sid's user avatar
  • 14.3k
29 votes
3 answers
29k views

Command line tool to convert SVG to EMF (Enhanced Metafile)

I know I can use Save as in Inkscape to convert from SVG to Enhanced Metafile (EMF). But if I have several files this is a bit cumbersome. Is there a command line tool I could use instead?
hlovdal's user avatar
  • 3,108
29 votes
6 answers
38k views

Converting font from WOFF (Web Open Font Format) to a format I can use in MS Word

I have a WOFF file I downloaded from a website that I want to convert for use in Microsoft Word documents and such. Is there any free way to do this? After much searching I have not found a way, so I ...
MESLewis's user avatar
  • 641
28 votes
5 answers
52k views

Software to convert CHM files to EPUB/Kindle

I'm trying to decide whether to buy a Kindle 2, now that it's available in Europe. One thing I would like to do with it is to put several Windows help files on it (for example, the Python ...
Tim Pietzcker's user avatar
28 votes
8 answers
64k views

How to convert a PDF to a PDF/A?

My university requires submitted PDF files to be in PDF/A format. I tried to find a converter, but they are all very expensive and/or complicated. How do I convert my existing PDF file into a PDF/A?
ben's user avatar
  • 925
27 votes
11 answers
98k views

How do I convert an animated GIF to a YouTube friendly video format?

My son has made some animations with Pivot Stickfigure Animator which we'd like to upload to YouTube. The problem is Pivot saves as animated GIFs which I can't upload to YouTube. The Wikipedia ...
David Webb's user avatar
27 votes
1 answer
25k views

How do I control the compression rate of mogrify?

I want to do something like mogrify -format jpg *.png However, I want to encode the jpg at a higher quality than the default. Is there a way to do this?
Matthew's user avatar
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27 votes
10 answers
49k views

Converting a PDF to black & white with ghostscript

Similarly to this question: Convert a PDF to greyscale on the command line in FLOSS? I have a PDF-document and want to convert it to pure black and white. So I want to discard halftones. To ...
niklasfi's user avatar
  • 601
27 votes
5 answers
176k views

Convert NTFS volume to exFAT (without losing contents)

I have a 500GB external hard disk which I use mostly for storing movies/music and some backup. Since I have some rather large files I use NTFS on it, but don't need the security/compression/encryption ...
user avatar
26 votes
2 answers
5k views

What is this 14-digit time format from Windows registry?

Microsoft Office 365 saves information in the registry about what time it last searched/downloaded/applied updates in a format like this: Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\office\ClickToRun\...
Cpt.Whale's user avatar
  • 7,756
25 votes
4 answers
34k views

Can Apple Lossless audio be converted to FLAC with no loss of fidelity?

Can Apple Lossless audio files (ALAC) be converted to FLAC audio files with no loss of fidelity?
Kev's user avatar
  • 2,249
25 votes
7 answers
183k views

How do I convert a PRN file to PDF?

I got a PRN file but I would to convert to PDF so that it will be easier for other people to access. How do I do that?
Marcel's user avatar
  • 381
23 votes
2 answers
49k views

How do I convert (.gif to .png) this image to get the original view?

I am trying to convert this image, http://en.wikipedia.org/wiki/File:Dijkstra_Animation.gif, to a series of .png files. This was pretty simple, I used the convert command in Linux: convert ...
Masroor's user avatar
  • 1,267
23 votes
3 answers
11k views

Error in converting a PDF to a PNG in ImageMagick

I use Imagemagick convert to convert pdf file to png as follows: Magick convert -density 300 PointOnLine.pdf -quality 90 PointOnLine.png It gives warning: convert: profile 'icc': 'RGB ': RGB color ...
E Zhang's user avatar
  • 397
22 votes
8 answers
12k views

Program to convert flac to mp3? [closed]

I'm looking for a program to convert flac files to mp3, while preserving the embedded metadata (including album art). I'm pretty sure this is possible with ffmpeg, but I don't know the command . . . ...
Jason Sundram's user avatar
20 votes
3 answers
24k views

How can I make the following conversion in VLC from the commandline?

I find the command line documentation a little overwhelming, given that I know almost nothing about codecs and the like... So the following is exactly what I'm doing in VLC (1.1.11) and it would be ...
Jennifer Owens's user avatar
20 votes
1 answer
39k views

Convert WAV to FLAC in FFmpeg

How can I convert a WAV file to an FLAC file with FFmpeg? I need to make various files. One in 16 Bit, one in 24 bit, and one in 32 bit depth. I also need to make different sample rates. E.g one in ...
Arete's user avatar
  • 1,459
20 votes
7 answers
183k views

How to convert PDF/A to normal PDF?

I can't do many things with PDF/A format files that I could do with regular PDF files such as 'cropping' the document etc. How can I convert PDF/A to normal PDF document? I installed PitStop pro but ...
user67275's user avatar
  • 2,062
20 votes
1 answer
9k views

ImageMagick: convert quits after some pages

I try to convert some jpgs into one single pdf in using convert. convert *.jpg new.pdf But convert does quit after 18 pages. The output then is ok but not complete. convert-im6.q16: ...
chris01's user avatar
  • 301
19 votes
5 answers
25k views

Batch convert TIFF images to PDF?

Are there any free utilities that will batch convert TIFF files to PDF? I've tried PDF printers like PrimoPDF & CutePDF, but these seem to require a GUI click to confirm each filename. What I'm ...
Lunatik's user avatar
  • 5,551
19 votes
2 answers
11k views

How do I convert audio from the command line a la ImageMagick?

ImageMagick is a handy, powerful command-line tool that can crop, scale, rotate, change format, apply basic (and some not-so-basic) effects to pretty much all sorts of images. How can I join audio ...
Nick T's user avatar
  • 2,686
18 votes
4 answers
31k views

Convert a .mp3 to wav file with mplayer

I've a .mp3 file and need to convert that to an 1 channel 8kHz 8 bit wav file, anyone know how I can do that with mplayer ? If not, any other commandline tools I could use ?
user avatar
18 votes
9 answers
97k views

How can I convert a hex number to a decimal number in Excel?

I have a cell containing this value: 0x00006cd2c0306953 and I want to convert it to a number. I tried: =HEX2DEC(C8) where C8 is the cell containing my hex value. I get a #NUM error. What am I ...
Nathan Fellman's user avatar
17 votes
8 answers
56k views

Rotate a MP4 file, while preserving codec and quality attributes

I need to rotate a MP4 video by 90 degrees. There is software like Free Video Flip and Rotate available that does this but produces an AVI file. Do you have any suggestions for a software to produce ...
thegate's user avatar
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