Module 4- Build a Game
Understanding Pictures
Compression – Making things smaller
JPEG
Best for: Compressing high-quality images
such as photographs and detailed artwork, without sacrificing quality.
Handling subtle shadings and colour blends more efficiently.
GIF
Best for… Images with solid areas of colour Line drawings or logos Transparency effect Animation
PNG
Open Source, no licence required by developers, unlike GIFs.
Widely supported by the Web. Will never completely replace GIF,
as it does not support animation.
Scratch - over to you…
Scratch accepts the following file formats for images or photos: JPG, BMP, PNG, and GIF (including
animated GIF). Find some images / photos on your
computer or on the internet and import them as sprites into Scratch. You can choose backgrounds or characters.