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Questions tagged [bitstream]

A Python library to manage binary data as bitstreams. Available from https://pypi.org

Bitstream three main features:

  • It is easy to use since the bitstream abstraction is simple.
  • It works seamlessly at the bit and byte level.
  • It supports Python, NumPy and user-defined types.
94 questions
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Dspace and Bitstream

I installed Dspace 5.2 on a Linux system (CenOS) for testing and implementation at our University. Everything works fin expect when I try to view/open any file attached to any item. The browser tries to connect and download the file but nothing…
Philip DAoud
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how to program fpga using SD card

I'm trying to configure the programmable logic inside the parallella board (based on zynq 7020), I insert an sd card that contains bitstream, fsbl.elf and hello_world.elf after the board is booted I tried to do this zynq-uboot> fatload mmc 0…
new bie
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Bitstream analyzer for MPEG-4 Part 2

Why do most commercial bitstream analyzers not support MPEG-4 Part 2 (MPEG-4 Visual), i.e. codecs such as DivX and XVid? I tried out the one from Codecian and checked out the features of Elecard software. Neither of them seem to support MPEG-4 Part…
chronosynclastic
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Send a bitstream in an FPGA board

I need to be able to send bitstream in a FPGA board. I use the Altera Cyclone III Development Board, I am looking for an option on Quartus for example to send bitstream, but I didn't find this either in the software nor on Internet.
Gilstaills
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CodeProject C# bitstream class gives zero arrays

I'm trying to convert a chunk of data from 8-bit packing to 7-bit packing using Bill Koukoutsis' BitStream library from CodeProject.com which still seems to be the go-to source for this kind of thing in C#. The code I'm using is as follows (fs is a…
Mark Green
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Explain Bitstream's Importance in DSpace

Can someone explain to me in brief and concise way: What is a bitstream? What is a bitstream format? What is bitstream and bitstream format's importance? What is Bitstream Format Conversion? Why do we have to implement Bitstream Format…
user2481398
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Display Bitstreams in Google Docs Viewer

I've been embedding Google Docs Viewer in my DSpace instance, an online digital repository, using an iframe. This is my site link: http://202.78.89.123:8081/xmlui/handle/123456789/145 DSpace generates bitstream links to each item/pdf in the…
user2481398
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h265: parsing slice header from bitstream file

I need to read the POC number from the HEVC bitstream using python BitStream. Currently I read the nal unit header. Is there an easy way to get it? I have trace enabled HM14.0 but the EncTrace.txt does not include all my packets. Any idea? Edit: I…
zinon
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Outputting a bitstream onto a pin in verilog

I need to output a 32bit bit-stream onto a pin in verilog. I know verilog has the streaming operators pack and unpack but I do not believe they will do what I want it to do. I have 32x512 FIFO RAM in which data is stored. Data for the variable "I"…
AK_47
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Python using BitString module to parse Image EXIF data

I've been trying to parse Tiff and Jpeg image EXIF data using the BitStream module and just can't get it all going. Has anyone had better luck using it? If so, could you point me towards or can you share any example snippets? I've spent a long time…
kevlat
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Bit stream buffering for FIFO

My application receives a 32-bit word from hardware. The first byte signifies the data type, the remaining 3 bytes are the data (24 hard decision bits) The application is required to buffer the data bits until a sufficient number is available for…
user3542787
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How to resolve the error in the following code

I have written this code to generate the bit stream corresponding to string a and then invert specific bits in a bit stream.the variable cc gets an integer value in the processing before the code snippet. However it gives Array Index Out Of Bounds…
Manika
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efficient way to split ONE bitstream according to many masks?

I am experimenting to make a Inverse Multiplexer, which could split one bitstream into many according to some masks. Here's the idea example This is a 24 bit stream, each letter represents 1 bit: abcdefgh ijklmnop qrstuvwx Given three masks, every…
est
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Java Socket Server and Client Socket c# issue

i have a problem comunicating with a java server socket with my client c# socket. The problem came from when i try to read the response. My code is this: IPHostEntry IPHost = Dns.Resolve("IP_ADDRESS"); Console.WriteLine(IPHost.HostName); string…
Alle
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FPGA Pin Polarity meaning

I have been assigning pins on a Lattice Seminconductor FPGA using Radiant Software. The FPGA is embedded on an evaluation board containing LEDs and buttons. When opening the window to assign pins, every pin is desribed by a column named "polarity",…
acefrrag
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