Bitmap Image Editing B.Sc. (Hons) Multimedia ComputingMedia Technologies
Agenda Bitmapped Graphics Transformations Effects B.Sc. (Hons) Multimedia ComputingMedia Technologies
Bitmapped Graphics Allow for high-definition photorealistic images. Image encoded on a pixel by pixel basis. Image resolution degraded when scaled Supports lossless compressions algorithms File Formats -.BMP,.GIF,.JPG,.TIF.TGA Software Adobe Photoshop ( with ImageReady) Macromedia Fireworks PaintShop Pro (Shareware) B.Sc. (Hons) Multimedia ComputingMedia Technologies
True Colour Human eye can distinguish between 2 24 colours = colours Thus any system giving >= 2 24 colours can be described as ‘Truecolour’ or Truecolor 24 bits per pixel yields true colour 16 bits per pixel often referred to as ‘High Colour’ B.Sc. (Hons) Multimedia ComputingMedia Technologies
Image Transformations Scaling Rotations Translations Refl ections (fliip) Skewing Freeform B.Sc. (Hons) Multimedia ComputingMedia Technologies
Translation B.Sc. (Hons) Multimedia ComputingMedia Technologies
Scaling B.Sc. (Hons) Multimedia ComputingMedia Technologies
Rotation B.Sc. (Hons) Multimedia ComputingMedia Technologies
Reflection (flip) B.Sc. (Hons) Multimedia ComputingMedia Technologies
Skewing B.Sc. (Hons) Multimedia ComputingMedia Technologies
Freeform (distort) B.Sc. (Hons) Multimedia ComputingMedia Technologies
Compositing Images B.Sc. (Hons) Multimedia ComputingMedia Technologies
Compositing Images B.Sc. (Hons) Multimedia ComputingMedia Technologies
Compositing Images B.Sc. (Hons) Multimedia ComputingMedia Technologies