3.6 Multimedia/digital media Integrating the Components
Mar 16, 2016
3.6 Multimedia/digital media
Integrating the Components
Generic Techniques
Differences in FilesBitmap vs. Vector Graphics
Vector Image
Bitmapped Image
Bitmapped Graphics
Format Name Filename Extension
JPEG .jpg
Exif .exif
TIFF .tiff / .tif
PNG .png
GIF .gif
BMP .bmp / .dib
WebP .webp
Bitmap Files:
Bitmapped Graphics
PROS CONS Best Suited for
May be easily created from existing pixel data stored in an array in memory.
Pixel values may be modified individually or as large groups by altering a palette if present.
Can be very large, particularly if the image contains a large number of colours
Typically do not scale very well
Shrinking and expanding the image, by decimation and cell replication, can distort the image.
Online versions
Vector Graphics
Vector Files:
Format Name Filename Extension
CGM .cgm
SVG .svg
AI .ai
Vector Graphics
PROS CONS Best Suited for
Can be easily scaled and otherwise manipulated to accommodate the resolution of a spectrum of output devices
Easy to render vector data and save it to a bitmap format file, or, alternately, to convert the data to another vector format
appearance of vector images can vary considerably depending upon the application interpreting the image
displays best on vectored output devices such as plotters and random scan displays.
Print versions
Tables
Cell Merge
Borders
Cell Padding and Cell Spacing
Nested Table
A table inside the cell of another table is called a nested table.
Word processing and desktop publishing (DTP)
Referencing and reviewingSpellCheck
an application program that flags words that may be spelled incorrectly.
Thesaurus
Contains synonyms and antonyms of words as opposed to dictionaries which contain definitions and pronunciations.
Word Count
Counts the number of words in a document/block of text.
Inline and Floating Graphics
Floating: The image floats around in the draw layer
Inline: the image honours the paragraph alignment and line spacing attributes of the containing paragraph
Interactive multimedia, slideshows and websites
Integration of online tools