lecture 3 file format

FILE FORMAT

THE EPS FILE FORMAT

Self-contained PostScript Files which contain the same mathematical descriptions as the vector files they are made from

(ENCAPSULATED POSTSCRIPT)

THE EPS FILE FORMAT

Even bitmaps can be saved in theEPS file format

Most PORTABLE format

TODAY’S APPLICATIONGRAPHIC ARTIST HAS TO MASTER BOTH SKILLS:

TODAY’S APPLICATIONFour major illustration program

TODAY’S APPLICATIONFour major illustration program

TODAY’S APPLICATIONFour major illustration program

TODAY’S APPLICATIONFour major illustration program

FOUR BASIC FILE FORMATSFor Web Pages1. GIF2. JPEG

For Printed Documents1. TIFF2. EPS

GIF(GRAPHICS INTERCHANGE

FORMAT)•Using 256 color spectrum•Compressed for smaller files and faster downloads•Best for solid colors or areas of uniform color

GIF(GRAPHICS INTERCHANGE

FORMAT)

JPEG(JOINT PHOTOGRAPHIC EXPERTS

GROUP)•Using full spectrum of colors•Also uses compression, but “lossy”•Best for photographic images

JPEG(JOINT PHOTOGRAPHIC EXPERTS

GROUP)

TIFF(TAGGED-IMAGE FILE

FORMAT)•Used bitmaps only•Supported by all graphic applications

EPS(ENCAPSULATED

POSTSCRIPT)•Used Bitmap and Vector Graphics•PostScript description

PUBLISHING

Two Kinds of Publishing1. Printed Documents2. Electronic Documents

PRINTED DOCUMENTS

ELECTRONIC DOCUMENTS

ADOBE PORTABLE DOCUMENT FORMAT

(PDF)Used for publishing electronic documents to be distributed over the internet and other online services