'Run length encoding' diaporamas de présentation

Data Representation

Data Representation. CPS120 Introduction to Computer Science. Data and Computers. Computers are multimedia devices, dealing with a vast array of information categories. Computers store, present, and help us modify: Numbers Text Audio Images and graphics Video. Data Representation.

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Data Representation

Data Representation. CPS120 Introduction to Computer Science Lecture 4. Data and Computers. Computers are multimedia devices, dealing with a vast array of information categories. Computers store, present, and help us modify: Numbers Text Audio Images and graphics Video.

551 views • 35 slides

Digital Color

Digital Color. 24-bit Color Indexed Color Image file compression Sharpening filters. 24-bit Pixels. 24-bit color uses one byte (8 bits) for each component of an RGB pixel (8 bits for red, 8 bits for green, 8 bits for blue) The brightness for each color ranges from

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The C Preprocessor

The C Preprocessor. Constants. #define MAXSIZE 256 This will lead to the value 256 being substituted for each occurrence of the word MAXSIZE in the file. Macros. Here is an example of a macro which won't work . #define DOUBLE(x) x+x For statement: a = DOUBLE(b) * c;

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Multimedia Communications EG 371 and EG 348

Multimedia Communications EG 371 and EG 348. Dr Matthew Roach Lecture 3 Fundamentals of compression. Data Information. Different quantities of data used to represent same information people who babble, succinct Redundancy if a representation contains data that is not necessary

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Lecture 4: Lossless Compression(1) Hongli Luo Fall 2011

Lecture 4: Lossless Compression(1) Hongli Luo Fall 2011. Lecture 4: Lossless Compression (1). Topics (Chapter 7) Introduction Basics of Information Theory Compression techniques Lossless compression Lossy compression. 4.1 Introduction.

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Uncompressing a Projection Index with CUDA

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GUS: 0262 Fundamentals of GIS

GUS: 0262 Fundamentals of GIS. Lecture Presentation 6: Raster Data Model Jeremy Mennis Department of Geography and Urban Studies Temple University. Raster Data Model. A raster representation is composed a series of layers, each with a theme

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Digital Image Processing Lecture 20: Image Compression May 16, 2005

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Approximate Matching of Run-Length Compressed Strings

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Digital Image Processing Lecture 22: Image Compression

Digital Image Processing Lecture 22: Image Compression. Prof. Charlene Tsai. *Section 8.4 in Gonzalez. Starting with Information Theory. Data compression: the process of reducing the amount of data required to represent a given quantity of information. Data information

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File Compression

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Data compression

Pengantar Multimedia. Data compression. Purpose. Transmission of images over channels with limited bandwidth Digital Cinema = 250 Mbit/s 90 minutes movie = 170GB space Computer tomography 700 MB / examination

109 views • 8 slides