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Questions tagged [encoder]

Encoder is a software program, device or algorithm that converts information from one format or code to another, for the purposes of standardization, speed, secrecy, security or compressions.

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Can I do this?? Trying to load an object from within itself

I have an object which conforms to the NSCoding protocol. The object contains a method to save itself to memory, like so: - (void)saveToFile { NSMutableData *data = [[NSMutableData alloc] init]; NSKeyedArchiver *archiver = [[NSKeyedArchiver…
Smikey
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jpeg encoder generates wrong luminance values

I am currently developing a dct based jpeg encoder and got stuck on a problem with the luminance channel. The chrominance values seem to be correct. A few words to the encoding procedure. The picture is based on ycbcr color values. Cb and Cr Channel…
xSmorpheusSx
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Python 2.7 Anaconda Spyder IDE Scitools Movie encoder='html' Not Working

Right now, I'm trying to create a movie in the Anaconda Spyder IDE (running Python 2.7). I have the following import statement at the top of my program: from scitools.std import cos, exp, linspace, plot, movie import time, glob, sys, os After…
sk3644
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Is it possible to assign different encoders for android chromecast app?

For Chromecast app in android devices, how do I know which encoder it will use while casting my mobile device (for example, nexus 5 or 9) to a big screen? And is it possible to assign different encoders (or even HW/SW encoders) as I want?
Dave Xu
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Encoding passwords using sha512 doesn't work correctly in Symfony2

I am using sha512 as an encoder for passwords. Although the passwords are not recorded in the database using such encoder. For example, if the password is "123" it will be hashed (using sha512) as :…
user4051229
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Live streaming from remote machine webcam to wowza media server using encoder

Hi, I am working on live streaming (java) application. Where I need to stream the video on wowza media server captured from webcam and from there it is broadcast to multiple pc's and on devices. I tried all the encoders given on wowza official…
Aniket
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JPEG image file creation to be recognized by OS

I have applied JPEG baseline compression algorithm by writing each step in matlab. Now, I have the JPEG compresses image data in binary form and the header to be appended. Please tell me how to make a file that would be recognized as JPEG file by…
user3837830
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Encoding and Decoding of Pcap Packets

I need to convert packets to byte format and decode it . How is it possible to convert packets captured using jnetpcap library to array[bytes] and vice-versa in Java?
user3823859
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Running encoder on Arduino Mega using Simulink

I am using Simulink togheter with an Arduino Mega 2560 to control a motor with encoder. The encoder has 200 steps per revolution. My aim is to use external mode in order to get out data into the Simulink scope. Earlier, when not using the Simulink…
Erik
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Turbo Encoder inter-leaver not working

I am trying to create a turbo encoder for my project. Till now i have created the convolution encoder of 1/2 rate. Now i am having difficulty to apply interleaver. Here is my code. I am not getting output in ilvr. Correct me where i am going…
Naveen
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how to specify reference frames for H264 encoding in iOS?

I'm trying to improve the video quality of my video recording app, the resulted video always have 1 reference frames (see below), while we do see videos from other apps having this value of 2, I checked apple documents and searched SO, but not able…
user2417394
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Installing Built in JPG encoder Windows Server 2003 Web edition

I have a service running on my server that needs to use a JPG encoder. Unfortunately I have found that my Windows Server 2003 does not have a JPG encoder. I was wondering whether it was possible to install one?…
JKennedy
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Converting WAV to MP3 on Linux with low bitrates

I need to convert WAV files to MP3 files so they can be played on a website. I think that LAME would probably be the best tool. However the WAV files are low bitrate (around 8kbits recorded from a phone) and LAME's website states that it is the…
Olly
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GeoEncoder give Exception service not found

I want to get current location all information forexample country name, street i use Geo Encoder and use the code Geocoder geocoder = new Geocoder(ctx, Locale.getDefault()); List
addresses = geocoder.getFromLocation(latitude, longitude,…
user3710617
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Using PHP SourceGuardian increases filesize?

i'm trying out a PHP Encoder called source guardian.. https://www.sourceguardian.com/ as with other encoders it promises faster page loads.. but i noticed that my encoded php files are marginally bigger than my original files.. how can that be…
BrownChiLD
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