The fine art of converting letters into numbers. ASCII, ISO Latin-1, Unicode, EBCDIC… There are dozens of currently used encodings and converting between them is now a witch craft.

learn more… | top users | synonyms

126
votes
3answers
10k views

How and why is this string of text a fork bomb?

Found on a random chan board: echo "I<RA('1E<W3t`rYWdl&r()(Y29j&r{,3Rl7Ig}&r{,T31wo});r`26<F]F;==" | uudecode Somehow running this this results in an infinitely spawning ...
0
votes
0answers
16 views

Use FFDShow to decode audio from recording device?

I want to decode Dolby DTS from my Xbox One which comes through via SPDIF In but my input device doesn't support DTS and I heard FFDShow can decode Dolby DTS, only problem is FFDShow only works on ...
1
vote
1answer
49 views

iTunes misinterpreting subtitle character encoding

I am attempting to use Turkish subtitles for a movie I recently bought on iTunes, except iTunes is interpreting the subtitles as if they were encoded with ISO-8859-1. I believe the correct encoding ...
1
vote
0answers
53 views

Does h.264 levels affect the quality of the output?

According to Wikipedia, the example for high resolution of level 4.0 is 2048x1024@30fps. But the resolution of the video ready to encode is 1280x960, which is about level 3.2. Is it better to set the ...
0
votes
1answer
79 views

Keeping the original bitrate while encoding to H.264

Is there any ways to use the original bitrate of the input file? The purpose I do this is because I don't know whether keeping the original bitrate while encoding will shorten the conversion time. If ...
1
vote
1answer
40 views

Notepad++ proper encoding settings

Notepad++ can't display characters like ⊰ http://graphemica.com/%E2%8A%B0 . What is the best settings to solve this problem?
0
votes
0answers
137 views

openRTSP default 25fps encoding (not 24)

I want to capture the RTSP stream from some IP cameras, and after looking around I found 2 great tools to do this: avconv and openRTSP openRTSP -u user password rtsp://10.48.34.125/axis-media/media....
0
votes
3answers
181 views

How to escape binary data for inclusion into bash script

I want to create a bash script that reads a "payload" of binary data from an external file and spit out another bash script with this data escaped and encapsulated inside a string variable. Example: ...
3
votes
1answer
2k 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 intact. What would ...
2
votes
2answers
712 views

Issues sending Latin accented characters (ã,õ,á,é,í,…) to a database table in PHP/MySQL

I am having problems making mydatabase table show Latin caracters. (ã,õ,á,é,í,…). I am using WAMP server with Apache 2.4.9 and MySQL 5.6.17. I have a simple form that I created in HTML and I have a ...
0
votes
0answers
122 views

FFMPEG / x264: can I use pass 1 from one encoding session as pass 2 for another?

Question: Is it legal to use a "pass 1" encoding of a source video at one resolution/bitrate as the input to a "pass 2" encoding of the same source at a different resolution/bitrate? I tried it and ...
0
votes
1answer
231 views

When doing 2 pass video encoding with FFmpeg, how to find the optimal bitrate?

When doing 2 pass video encoding with VP8 (libvpx), is there a way to figure out the optimal bitrate, so I don't have to guess? Something like a small compression test, or some ffmpeg command, that ...
1
vote
0answers
65 views

Gibberish text copied from PDF

I have a PDF converted/exported from Pages.app. When I copy text (English) from PDF and paste it in email/text editor/or Illustrator etc. the text appear to be gibberish (squares with cross and random ...
0
votes
0answers
157 views

email Encoding for russian mails

I have Exchange 2010 and for email control Flow , we are using Code-two pro tool and i have done all of these steps to make the Correct encoding mentioned in this Link. http://www.codetwo.com/kb/3-...
0
votes
2answers
380 views

unable to find a suitable output format for 'ΓÇô'

I'm trying to encode videos for mpeg dash streaming, I used the following command (I bring it from this article: http://blog.streamroot.io/encode-multi-bitrate-videos-mpeg-dash-mse-based-media-players/...
1
vote
2answers
1k views

UTF-8 File is not showing Chinese characters in Excel

I am creating a CSV file with UTF-8 encoding. It displays the Chinese characters properly if I open it using Notepad++. It displays the Chinese characters properly if I open it using Notepad. But, ...
0
votes
0answers
274 views

Ffmpeg same command, different results local vs server. Video shakes, invalid dropping

I am trying to concat some files without reencode so I use ffmpeg -f concat -i list.txt -c copy out.mp4 On local it works perfect but on a dedicated server video shakes! Is like video is frozen ...
0
votes
2answers
474 views

(FFMPEG) Re-encode audio using qaac.exe

I was using a script to batch re-encode audio to AAC using the libvo-aac encoder. @ECHO OFF FOR %f IN (*.mkv) DO call ffmpeg.exe -i "%f" -c:v copy -c:a libvo_aacenc -b:a 256k "%f" However since I ...
0
votes
0answers
95 views

How Notepad++'s character encoding works?

Link/Synopsis I've made an "Encoding Test" table on one of my free domains with the sole purpose of gaining understanding of character encodings. Here is the link: http://thelittlegumnut.byethost11....
0
votes
0answers
21 views

How to change encoding in ebook webExe

I have ebook - .exe file, in some encoding. I want to replace the coding, but in the book it can't be made how to be? P.s. .exe file - https://dropmefiles.com/HGmZS
-1
votes
0answers
33 views

Efficient Reed Solomon Implementation [closed]

What are most efficient implementations of RS Codes in term of packet loss recovery are freely available. I explored many from Github but like Longhair etc but still missing something. Any help ...
0
votes
1answer
52 views

Change line endings and encoding of file at the same time

I have some files with Windows line endings and latin-1 encoding that I need to convert to unix line endings and utf-8. Of course I can for file in ./*.csv; do sed s'/^M//' "$file" > "${file}....
2
votes
1answer
59 views

Garbled text at end of file. Is this encryption related?

Preface: About a month or so, we upgraded our work systems from a Windows 7 desktop to a Windows 8.1 Dell laptop. Laptop's file system is NTFS with DDPE file encryption and desktop's file system is ...
0
votes
0answers
192 views

Default encoding for Lync 2013/Skype for Business

My company uses Lync 2013 for its intra-office messaging system. I work on service tickets and often interact with those who file the tickets through Lync. Part of my job is documenting the ...
0
votes
1answer
32 views

What encoding parameters are used for the /Windows/Media sound files?

Specifically, what's the: Encoding (e.g. signed 16-bit PCM, 32-bit float, A-Law, 24-bit AWVW, VOX ADPCM, etc.) Byte order (e.g. little-endian or big-endian) Channel count (e.g. 1/mono, 2/stereo) ...
1
vote
1answer
150 views

Get vim to ignore conversion errors when reading file

I have a UTF-16 file with a BOM. I've set fileencodings to: set fencs=ucs-bom,utf-16le,utf-8,default,latin1 However because of one character on one line, vim does not auto-detect UTF-16 and ...
0
votes
2answers
54 views

How is it determined what symbol of a font is displayed when using a specific character encoding?

I'm trying to understand the full story behind how text gets on screens. For keeping things simple I stay with single-byte encodings (no Unicode). On my disk there is a sequence of bytes, each with a ...
0
votes
1answer
101 views

How can I optimize linux for encoding lots of video or a set of the same cpu intensive tasks?

I have a set of 4-5 machines which almost exclusively encode video all day, and sometimes all night too. I've searched many times to find ways to optimize them for this purpose, but not had any ...
1
vote
0answers
263 views

MySQL csv excel greek characters

I developed an application using Bottle web framework and Python, to import some data into MySQL database. Most of the data where in Greek characters. On my application side, i didn't any further ...
1
vote
2answers
234 views

Modern Linux commands that parallel uuencode/uudecode functionality

I need to get binary files into text format. Years ago, I used uuencode/uudecode, and it was easy: uuencode file.xls > file.txt # Delete file.xls # Do whatever with file.txt # Now I need file.xls ...
0
votes
1answer
130 views

UTF8 and T61 strings, how do I see what my SSL cert uses?

How do I use the openssl x509 tool to see whether or not my strings are T61 or UTF8 encoded in the cert? Is there a better way?
1
vote
0answers
56 views

Opening a “Unicode little endian without BOM” file from the command line with WinMerge?

I have a pair of "Unicode little endian without BOM" text files that I would like to diff each another via the command line. Unfortunately when I open them using the commandline in Winmerge they come ...
2
votes
2answers
527 views

Create new file in WinSCP with UTF-8 without BOM encoding

I'm using WinSCP in order to work via SFTP with a remote server running a Linux distro. I'm also using Notepad++ (latest version) as my text editor (when editing a remote file). When I use WinSCP to ...
0
votes
1answer
427 views

the kernel module .ko files are sent as base64 encoded in thunderbird

I am participating in the Eudyptula Challenge . where they need the attachments to be sent as text/plain . I tried it through various means and had a number of problems -> gmail web ui - no facility ...
1
vote
0answers
167 views

How can I find out the encoding of this corrupted Chinese text, which an online tool fixes correctly?

I have a text in Simplified Chinese, which, when read as UTF-8 begins with ´ÓºÜ¾ÃÒÔÇ°¿ªÊ¼, which the online tool from MandarinTools (first search result for Repair Corrupted Chinese Email) fixes to ...
1
vote
1answer
208 views

How can I configure ffmpeg to encode h.264 video with a specific log2_max_frame_num_minus4 value?

I am working on a project where we are splicing HLS video segments. The HLS standard conveniently includes an #EXT-X-DISCONTINUITY directive to signal that the player should be ready for video that ...
0
votes
0answers
44 views

Markdown files corrupted after syncing in Dropbox

I like to take notes in Markdown format and save them to Dropbox. Today I tried to open one of my note files and discovered that the file extension had been changed to ".MD.blfwiqj". When I attempted ...
0
votes
1answer
273 views

remove <200b> character from text file

I have a huge text file containing this string/character <200b> that I want to delete. I tried with sed but it didn't work. sed 's/<200b>//g' file The character never shows when I open the ...
2
votes
1answer
2k views

Can't convert encoding from us-ascii to utf-8. What am screwing up?

I'm trying to debug garbage characters that my webpages are rendering in foreign languages. I want my createpage.php in utf-8. me@host:/www/webroot$ file -bi createpage.php text/x-php; charset=us-...
0
votes
1answer
725 views

Avoid ffmpeg re encode using complex filter

I have a list of ts files that will be concatenated to being trim later and encode it in mp4. All of it is working ok... however the problem I have right now is the file is re-encoded... and that is ...
0
votes
1answer
744 views

Skipping a frame without re-encoding H.264 video

I have an mp4/h.264 video which only contains I-Frames. I want to skip one of those I-frame without re-encoding the entire video. I tried this: ffmpeg -i "file.mp4" -vf select='not(eq(n\,10))' "out....
0
votes
0answers
81 views

Lowest possible CPU/GPU use for screensaver encode for mac (with handbreak or other free / cheap video encoders)

Similar to What video codec puts the CPU/GPU under the least possible load while decoding? I want to know what is the best option for a 2014 15 retina mac pro. I tried MPEG 2 and it won't go as a S/S ...
1
vote
1answer
279 views

Ffmpeg chain references to other parts of the command for dynamic watermark size

I have been reading the ffmpeg documents for a while now. But I can't seem to wrap my mind around how the filters, naming and backreferences work. Or whether what I want is even possible. I am ...
0
votes
1answer
25 views

Understanding terminal locales

I am looking into terminal customisation, and in particular text encodings. I understand the differences between the UTF-* encodings, and the differences between different encoding types, generally (e....
0
votes
3answers
357 views

Accented character issue

I have a bunch of websites encoded in UTF-8. They contain accents and those weird n's with the squiggles over them and all kinds of fun stuff. When I try and open them in any text editor, even ...
0
votes
0answers
54 views

Improper Encoding in Chrome

I started to get this weird issue with chrome (latest) where specific characters would be displayed as other characters. Here is one example so instead of < and > it displays W (with the ...
3
votes
3answers
2k views

decompress ZIP with given encoding

I got ZIP file(s), which contains files, which filenames are in some encoding. Let's say I know encoding of those filenames, but I still dont know how to properly decompress them. Here is example ...
0
votes
2answers
137 views

Determine The Encoding of a specific character in Word 2010

I'm having a problem with a generated document (coming from crystal reports engine). Initially hyphens are visible but if the text is copied and pasted with "keep text only" option or "remove ...
0
votes
1answer
138 views

How can I tell what the character encoding of a string of text is?

Troubleshooting an irritating password issue. There's an application we are using that requires a login; I type in the password, it tells me it's wrong. If I open a password manager and copy and ...
1
vote
0answers
237 views

filename encoding for windows and linux

My laptop has dual boot systems, one is win7, another is Arch linux, they share a disk. And I downloaded some files into the shared disk in Arch Linux, whose filenames contain Chinese, Korean and ...