Digital Photos, Pixels, Megapixels, Image Resolution And More!
Learn The Essentials Of Working With Digital Photos In Adobe Photoshop!
Confused about working with digital photos in Photoshop? Need help with things like pixels, image resolution, the difference between 8-bit and 16-bit images, and other such topics? Welcome to the Digital Photo Essentials section of Photoshop Essentials.com, where you'll find all of our Photoshop tutorials on the more technical side of working with digital images in Adobe Photoshop. Digital photography and photo editing programs like Photoshop have changed the lives of people all over the world. No longer held back by the high costs and constraints of film and film development, digital cameras now make it possible for anyone, amateur or professional, to take great photos anytime, anywhere! If a photo didn't turn out quite as well as you had hoped, simply open it up in Photoshop in the comfort of your own home, edit it to perfection, then send it over to your photo printer for a great looking print, all while enjoying your morning coffee. Life couldn't be better.
Of course, it helps if you know a little something about how digital photos work, especially how they work inside Photoshop. What exactly is a pixel? What's a megapixel? How many pixels do you need? How does image resolution affect what you're seeing on your computer screen? If a photo looks great on your screen, does that mean it will look as good when you print it? How do you resize images without losing image quality, and what's the difference between resizing and resampling an image? What's all this talk about 8-bit images and 16-bit images, and which should you be using? What file format should you be saving your digital photos in? How does image compression affect the quality of your images? This section of Photoshop Essentials.com covers everything you need to know to get great results with your digital photos every time.
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Image Compression: Seeing The Difference With Digital Photos And JPEG Compression
It's a fact of life with digital photos that sometimes we need to compress them to make our file sizes smaller. Our computer screens don't always make it easy to see the damage being done to the image, but thanks to one of Photoshop's rarely-used blending modes, the horrors of jpeg compression become strikingly clear.
Color Bit Depth: Benefits Of Working With 16-Bit Images
The whole point of editing images in Photoshop is to make them look better, so why risk making them look worse in the process if you don't have to? If you've been editing 8-bit images when you could have been working in 16-bit mode, you've been missing out on a world of flexibility.
Color Channels: RGB and Color Channels Explained
If RGB is just a three letter word to you and color channels are something you watch on tv, your Photoshop work is suffering. Learn how Photoshop displays colors in your images and take your skills to the next level.
Learn How The RGB Color Mode And Color Channels Work In Photoshop
Image Resizing: Difference Between 'Resizing' and 'Resampling' An Image In Photoshop
A lot of people use the term "image resizing" whether they're "resizing" or "resampling" an image in Photoshop as if they're the same thing, which they're most definitely not, and if you're concerned about image quality, it's important to know the difference.
Learn The Difference Between Resizing And Resampling Images In Photoshop
Digital Pixels: Understanding Image Pixels
Image pixels are the tiny building blocks of every digital image. All Photoshop sees is pixels. It's these pixels that you're changing in some way with every edit you make to your image, and it's these pixels you're printing when you send your digital photos to the printer.
Image Quality: Image Resolution, Pixel Dimensions and Document Size
In this section, we'll look at some of the most confusing terms you'll come across when working in Photoshop: image resolution, pixel dimensions and document size - what it all means, why it's so important to understand, and why you may not need to understand it at all!
Photo Printing: How Image Resolution Affects Print Quality
Learn how image resolution and the number of pixels in your image will affect the quality of your digital photos when you print them, why images you download off the internet usually print with poor quality, and how many megapixels (MP) your camera needs to have in order to print professional quality photos at different sizes.
Image Resizing: Resizing Images In Photoshop
Let's look at one of the most popular uses for Photoshop, how to resize your images. We'll see how to make them smaller using Photoshop's Image Resize dialog box, and why you never want to make them larger if you can avoid it.