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Questions tagged [decoder]

A device or a software which purpose is to decode an encoded signal or stream.

A device or a software which purpose is to decode an encoded signal or stream.

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I need two functions which encrypts some data in php and decrypts it in java "correctly"

I need to get two functions. I want to transfer data from my website to my server in xml format. Now on my server, I want to make a function that encrypts the data and place it in an xml, and another function in java to decrypt it. Please tell me if…
DJ'
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Given a three-input Boolean function . f(a,b,c) = E(summation)m(0,1,2,3,7)

(a) Implement the function using a minimal network of 2:4 decoders and OR gates. (b) Implement the function using a minimal network of 4:1 multiplexers. (c) Implement the function using a minimal network of 2:1 multiplexers. I need help thanks
ibby
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Plot PCM output in Matlab (MP3 decoder)

I am doing a mp3 decoder project and I have built a function to decode a song in mp3 format: function [PCM_output,frequency] = decode(mp3song) At the end of the code, I am adding a few lines to plot the PCM waveform: t=0:0.01:120;…
Ralph
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Does ffmpeg support drop and non-drop frames?

I am implementing a simple video player using ffmpeg. After so much of googling, I couldn't find ans for my question. Here it is: Does ffmpeg supports drop and non-drop timecodes. If yes, Can anyone help me in enabling it? Thanks in advance.
Raju
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Bit error rate uncoded vs Bit error rate digital communication

graph Above is the graph showing the BER (bit error rate) at different Eb/No values using BPSK over AWGN channel. The pink curve shows the BER of the uncoded system (without channel encoder and decoder) while the black curve represent the BER of…
wolong91
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Random errors when receiving image data from my server

I have a C# app. It uploads images to my server and downloads them when necessary. This is my…
Andrew Simpson
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Unable to read QR using Zxing

I am using zxing library to generate and decode the QR codes. I my application I am generating QR code dynamically and sending the file containing QR by fax API. If I get this fax message from the api and decode it, Qr code is read successfully, but…
rupinder18
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Scala Netty ByteToMessageDecoder subclass remove bytes from input and pass to next pipeline level

I am trying to implement a netty decoder for a stream of bytes received on TCP. This is the current implementation: import io.netty.handler.codec.ByteToMessageDecoder import io.netty.channel.ChannelHandlerContext import…
autronix
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MediaCodec crash on high quality stream

I am decoding a h264 video stream with the following code (original guide): public void configure(Surface surface, int width, int height, ByteBuffer csd0) { String VIDEO_FORMAT = "video/avc"; if (mConfigured) { throw new…
sadhi
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How to call the setTileDecoder() method of TileView Library (moagrius)

Can someone help me to know how to call the setTileDecoder() method of TileView Library (moagrius) by passing our own custom decoder .
DSM
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FDK AAC encoder/decoder : Access Huffman encoded and decoded data

For the FDK AAC, I want to access the spectral data before and after Huffman encoding/decoding in the encoder and in the decoder. For accessing spectral data before Huffman encoding, I am using pSpectralCoefficient pointer and dumping 1024 samples…
Akshay Malhotra
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decoder ouput ---YUV file to RGB

I have made a directshow filter of decoder using libde265. There is built in function named write_image. It writes the decoded data in a yuv file. I need to render the decoder data. For that purpose I need to do two steps: Output data on the output…
user3909276
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Is the decoder on which mplayer relies to playback the MP4 format is Open Source and the Totem one is not and why?

I don't understand why the mplayer plays the .mp4 with H.264 codec while Totem (the default video player of Gnome) requires absolutely 3rd parties gstream libs. From what I read: http://forums.debian.net/viewtopic.php?f=30&t=52086 And mplayer or…
binarytrails
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How to convert a FLAC file to WAV file using java?

I want to convert a given flac file to a wav file. Most of the questions on StackOverflow are the opposite of my question. Have anyone an idea how to solve this problem ? I heard something about JavaFlacEncoder link but I could not find a method to…
Kami
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Json Decode giving empty result if there is any special character is there

While using json_decode, if there exist any special charecter like "Question mark with Black Diamond" then decode returns empty values. I have used UTF-8 encode also.
Krishnadas V R
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