Conversion between file formats.

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555 views

FFMPEG Conversion Fails

Bad file? I'm very new to FFMPEG so how can I better debug and trace these issues? ffmpeg -i /home/videospace/public_html/labo/lion.3gp new_video.flv ffmpeg version N-57647-g1880294 Copyright (c) ...
1
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1answer
3k views

Batch Convert .mp4 to .avi with ffmpeg

Running Ubuntu 13.10 with a fully compiled ffmpeg. I know the code for the actual conversion is ffmpeg -i video.mp4 -codec copy video.avi I just need a plain and simple Bash script to do that for, ...
5
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2answers
105 views

Get “Text Content” of Files

I was wondering if there is a tool to scrape text content of a file. Basically I would like to put in a pdf, word document, compressed file or anything else and get the text it contains out. There ...
1
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2answers
316 views

Get scan codes in octal format

Using showkey -s I can get the scancode of a key as a hex-number. How can I get it directly as an octal number?
4
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3answers
944 views

avconv creates creates files whose duration is incorrect

I am attempting to create a variable rate mp3 from a flac using the following command: avconv -i t.flac -id3v2_version 3 -vn -acodec libmp3lame -aq 0 t.mp3 avconv and mediainfo both list the ...
1
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2answers
222 views

multiple conversion bam to bed using bedtools

I have ten .bam files (bioinformatic format) and I would like to convert it to 10 .bed files, but for this conversion I need to use special command bedtools bamTobed -i (input file) > output ...
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2answers
148 views

Sed script inserting and appending in wrong place only in one particular place

I am trying to convert man pages to tex, and I keep getting \item[ in the beginning of the file and ] \hfill \\ After the part of the man pages where it shows ENV(1L). Everything else seems to ...
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2answers
1k views

Convert between Unicode Normalization Forms on the unix command-line

In Unicode, some character combinations have more than one representation. For example, the character ä can be represented as "ä", that is the codepoint U+00E4 (two bytes c3 a4 in UTF-8 encoding), ...
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2answers
2k views

How could I use Bash to find 2 bytes in a binary file, increase their values, and replace?

I'm trying to find two bytes inside binary file, then increase value of those two bytes and replace them inside file. Those two bytes are on positions 0x82-0x83. For now on I have successfully ...
2
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1answer
240 views

convert WAV music library to FLAC on command line and achieve best quality

I would like to produce (nearly) perfect FLAC files by verifying/checking all conversion steps. I'm hoping to do this in a single command, although a short bash script would be acceptable as a second ...
3
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1answer
1k views

imagemagick's convert unexpectedly changing the background color

what I'm trying to achieve is to pull a simple graphic from a webserver and use imagemagick to change a few colors so that I can then further use this image. This is the imagemagick portion: convert ...
1
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1answer
436 views

Imagemagick convert incorrectly sizes landscape pdfs

When I run convert example.pdf example.png I get a png image, but the image in the pdf is off-center and too small. How do I convert so that the png image is the right size and takes the whole ...
3
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2answers
437 views

convert bulk of text files to pdf with naming based upon header file

Knowing that "How to convert from text to .pdf" is already well answered here link and here link, I am looking for something more specific: Using Claws-Mail [website] and a Plug-In [RSSyl] to read ...
2
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3answers
733 views

Fastest way to convert a large amount of FLACs to MP3s

I'm looking for something that can take advantage of my GPU or at the very least, multiple cores of my CPU to convert a few terabytes of FLAC to mp3 (VBR v0) very quickly while preserving all of the ...
5
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1answer
691 views

Save HTML from clipboard as markdown text

I want to be able to highlight a section of a web page and copy it to the clipboard then save it to my local disk as markdown. I need an efficient way to do that. My current cumbersome method is: ...
5
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3answers
10k views

How do I convert FLAC files to AAC (preferrably VBR 320k+)?

I back my CDs up to FLAC and then transcode to AAC (.m4a) files for portability on my android phone and the wife's iPhone. I had been using XLD on Mac and it does a great job but I'd rather not steal ...
0
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1answer
293 views

Converting *.ram to *.avi

I just came across an old file witn a ram extension. I've tried viewing it ( just to see what it is ) and am having extreme difficulties. I've tried looking for spftware online and alll I find are ...
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5answers
4k views

shell command to get pixel size of an image

Is there a shell command that returns the pixel size of an image? I'm trying to produce an animated gif starting from different gifs with different sizes using convert (e.g. convert -delay 50 1.gif ...
1
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1answer
450 views

how to pdfjoin landscape and portrait oriented JPEG images to one PDF file?

I have some JPEG files. Most of them are landscape oriented, but some are portrait oriented. I want to combine them into one big PDF file. I tried pdfjoin but this results in all images beeing ...
3
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3answers
422 views

Convert old /home from ext3 to ext4

I have an old /home partition, that dates back to former linux systems, and it is still in ext3 format. Whereas the rest of my system, / and some other mounted point are devices formated in ext4. I ...
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0answers
53 views

Tool to convert between human-readable byte sizes and bare byte counts [duplicate]

Can you recommend a Unix-style tool that converts between human-readable bytesizes (e.g., 10KiB->10240, 10240->10KiB)? By Unix-style I mean that it should do just this (i.e., be just a simple filter ...
4
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1answer
525 views

convert man output to ebook format

I can convert man output to PDF. First, man -t grep >grep.ps (grep is just an example; I am not looking for mobile version of grep man page). Then Adobe Distiller converts PostScript to PDF. ...
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1answer
315 views

Convert ps to pdf by ps2pdf, but the pdf file is not well-behaved

I have a ps file,and converted it to a pdf file using ps2pdf. ps2pdf elden.ps elden.pdf When I open the pdf file in evince, and try to select some text in it using my mouse, the selected content ...
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0answers
471 views

Catdoc xls2csv converting only one sheet

I have Catdoc's xls2csv installed on Debian/Squeeze. It used to work beautifully when I copied files to a folder like /var/www/xyz, converting all sheets into .csv format, separated by ^L. But now, ...
5
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1answer
407 views

Batch conversion of Module files with XMP

I have the following script to convert a big bunch of .MOD and .XM files into Wave format: #!/bin/bash for f in ./XM.* ./MOD.* do xmp $f -d wav -o - | ffmpeg -i - -acodec libmp3lame -ab 320k ...
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3answers
680 views

How to convert tar file from gnu format to pax format

On the one hand I have a lot of tar files created with gnu format, and on the other hand I have a tool that only supports pax (aka posix) format. I am looking for an easy way to convert the existing ...
6
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1answer
854 views

Is it possible the get the original (best) audio quality when using avconv?

In Feb 2011 I had a similar question: ffmpeg and libmp3lame produces bad audio quality? Now I'd like to know if it is possible to the get the original audio quality from a (flash) video? Every time I ...
0
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1answer
285 views

what is the best way to convert CRLF to LF and the viceversa for C++ files in my project [duplicate]

Possible Duplicate: How to bulk convert all the file in a file system branch between Unix and Windows line break format? which is the best tool to convert the CRLF to LF for my project in ...
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0answers
1k views

Migrate from thunderbird to sylpheed while preserving folder structure

Is there an automatic way migrate a thunderbird mailbox to sylpheed while preserving the folder structure. I tried the importexport extension for thunderbird and got a directory with multiple mbox ...
4
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5answers
3k views

convert single-page landscape pdf into rescaled double-page portrait pdf

I'm having trouble using convert to do the following: I have a bunch of single-page pdf files whose geometry corresponds to a landscape A4 sheet. The actual content is visually split in 2 pages. ...
3
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1answer
1k views

How to convert a PowerPoint ppt file into HTML files?

I have to find a free, gratis command line solution to convert primary Microsoft PowerPoint presentations into HTML files (1 HTML file per foil) on Linux (Debian, OpenSuse). It would be nice if the ...
3
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3answers
11k views

How to do I convert an animated gif to an mp4 or mv4 on the command line?

What command would I use to convert an mp4 or mv4 video file to an animated gif, and vice versa. That is, convert a animated gif to a mp4 or mv4.
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2answers
16k views

How get the best quality when converting from mp4 to avi with ffmpeg?

When I use this, the quality doesn't look bad. ffmpeg -same_quant -i video.mp4 video.avi In the ffmpeg documentation is written: "Note that this is NOT SAME QUALITY. Do not use this option unless ...
2
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1answer
2k views

Converting a bootable USB into an ISO image

I know how to make a bootable USB, but how does one make an ISO image out of a bootable USB?
3
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2answers
2k views

How to create a single page PDF file out of multiple EPS files with GhostScript

I'm trying to merge eps files into a pdf file using GS, however, I cannot get it to put multiple eps files without page breaks in between even if original files are small. The command I'm using is: ...
2
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1answer
1k views

file, awk and iconv to automatically adapt tex-file encoding

I have a set of tex-files with mixed encodings, e.g. (subset of output of file -i *.tex) f1.tex: text/plain; charset=utf-8 f2.tex: text/plain; charset=utf-8 f3.tex: text/x-tex; charset=us-ascii ...
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1answer
1k views

Ffmpeg problems on centOS 5.8 64 bit

I did install ffmpeg with winff, unsuccessfully when I try converting avi to x264, it says I don't have it. When I try to convert mp4 to Xvid I get unknown encoder 'libxvid'. It's like nothing really ...
5
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1answer
8k views

Encode with ffmpeg using avi to mp4

What command lines to use to convert from avi to mp4, but without destroying the framesize and making the file small as the original size or a little bit bigger, and same thing with mp4 to avi? ...
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0answers
335 views

ffmpeg: error while running with libx264

Main code: ffmpeg -i 2269801.avi -threads 0 -vcodec libx264 -b 900k -acodec libfaac -ar 44100 -ab 96k -ac 2 earthgirlsareeasy1.mp4 [libx264 @ 0x16cdde10]broken ffmpeg default settings detected ...
3
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2answers
4k views

How do I convert a MKV file to H.264/AVC with a resolution of 640x360 using FFMPEG?

I have a MKV video which I want to put in my mobile (a Nokia XM 5800) and based on this I can play H.264/AVC format videos on it. Based on what I have read, the container should be MP4 and I can ...
14
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3answers
4k views

Convert Ogv -video to Gif -animation?

I created Ogv -videos with gtk-recordMyDesktop -screecasting program, trying to tackle this problem here with bruteforce over X. You can view the videos with VLC. Now the puzzle is to find some ways ...
3
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2answers
557 views

jpg to pdf without data loss

Trying to make such things: 1st step: convert img.jpg img.pdf 2nd step: pdfimages -j img.pdf img1 Comparing source and extracted images in HEX shows difference. How to make such conversion ...
6
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2answers
2k views

Invert colors in whole PDF (convertion)

How to create pdf with inverted colours of original one? (Just like inverting whole screen with xcalib -i -a) Preferably : not loosing hyperlinks. But it's not requirement. It would be nice if ...
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2answers
1k views

Are there command line tool(s) to convert video to WebM format in Debian Squeeze?

I would like to convert some videos to WebM format using Debian Squeeze. I prefer command line tool(s) although gui applications are also welcome. Video formats to convert from would most probably be ...
2
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0answers
966 views

Using Image Magick Convert to Change Channel Depth?

I want to change an image depth of bitmap for testing purposes. Right now I am trying to get a 2 bit palette image, and a 4444 Hicolor image. I have a true color bitmap. I used the below command ...
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9answers
43k views

Converting multiple image files from JPEG to PDF format

I want to convert some files from jpeg to pdf. I am using following command. $ convert image1.jpg image1.pdf But I have 100 images. How should I convert all of them to corresponding pdfs? I ...
2
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0answers
312 views

'convert' taking a long time to create a PNG thumbnail

I made a png from a pdf using ghostscript. It was converted very fast (not more than 1 sec), and has good quality. $ identify 1.png 1.png PNG 3508x2480 3508x2480+0+0 8-bit PseudoClass 2c 51KB 0.000u ...
4
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1answer
1k views

convert pdf to image [jpeg|png]

I need to convert pdf files into image files (like: png (prefer), jpeg). I used convert (from the ImageMagick package) but it takes more than 4 seconds for a 2 page pdf file with only tables ...
2
votes
1answer
787 views

Possible to convert a linux installation to .VDI or ISO format?

I have an Oracle Peoplesoft installation set up on some virtual machines (they were in OVM format). I'd like to copy them over so they work in VirtualBox… would it be possible to convert them ...
4
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1answer
146 views

Why isn't there a djvu2text?

This has been bothering me for a while. .djvu files are often searchable, in my experience. So somewhere in there, all the text is just one big string, right? But there's no djvu2text program. And ...