This presentation is about digital imaging. It presents some information about the format types of images and other related issues like resolution, compression, raster & vector and color schema. It helps fresh photographers and graphic designers to get the fundamentals of digital image.

2. What is
Digital Imaging?
The art of
making
digital images

3. Common types of digital
image file formats
File Type Standing for Compression extension
JPEG Joint Photographic Experts Group lossy .jpg
TIFF Tagged Image File Format lossless .tif
GIF Graphics Interchange Format lossless .gif
BMP Bitmap lossless .bmp
PNG Portable Network Graphics lossless .png
PDF Portable Document Format lossless .pdf
RAW lossless

4. Compression
The original, uncompressed image (left) is 11.6 MB. After compression (right) the file
size is 363.1K .

5. Resolution
The amount of detail in an image.
(dpi, ppi, lpi)

6. Raster vs. Vector
Raster image Vector image
Composed of pixels Composed of paths

7. Benefits Of Working With
16-Bit Images
8 bits image @ JPEG 16 bits image @ TIFF
Red Green Blue Red Green Blue
256 256 256 65,536 65,536 65,536
16.8 million colors 281 trillion colors

9. Abdullah Al-Busaidi
cs