O'Reilly logo

Sams Teach Yourself YouTube™ in 10 Minutes by Michael Miller

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Lesson 4. Watching High-Quality and High-Definition Videos

In this lesson, you learn how to watch YouTube’s high-quality and high-definition videos.

Understanding Resolution

Whether you’re watching on a computer screen or a television display, the quality of a picture is defined by its resolution—the number of pixels in the picture. The more pixels, the higher the resolution and the sharper the picture—especially when viewed on larger displays.

Plain Engligh: Resolution

The amount of detail in an image. Often measured in terms of pixels; the more pixels, the greater the resolution.

Plain English: Pixel

The smallest item of information in a digital image; the small dots or squares that compose a digital image.

When YouTube originally launched, ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required