Nondestructive editing
Smart Filters
Experiment by adding, adjusting, and removing filters from an image without resaving the image or starting over to preserve quality. Nondestructive Smart Filters allow you to see the changes without altering original pixel data.
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Smart Objects
Perform nondestructive scaling, rotating, and warping of raster and vector graphics with Smart Objects. Even preserve the editability of vector data from Adobe Illustrator® software.

Professional color and tone control
Industry-leading color correction
Enjoy dramatically enhanced color correction with reengineered Dodge, Burn, and Sponge tools that now intelligently preserve color and tone details.

Black-and-white conversion
Instantly convert color images to black-and-white with easy-to-use presets, and then make on-image adjustments of tonal values and tints to immediately see the results. Even create and save your own custom presets.

Channel Mixer
Take advantage of a host of presets in the Channel Mixer to create high-quality grayscale, sepia tone, or other tinted images.

32-bit high dynamic range (HDR) support
Combine multiple exposures into a single, 32-bit image that preserves the full range of a scene — from the deepest shadows to the brightest highlights. Image processing and alignment algorithms deliver superior results.

Intelligent image editing and enhancement
Richer painting and drawing toolset
Create or modify images with a wide assortment of professional, fully customizable drawing tools, paint settings, and artistic brushes. Simply drag to resize brushes and adjust for hardness as you paint and preview brush strokes.

Expert retouching
Retouch images more easily and precisely by previewing source pixels within the cursor of the Clone Stamp and the Healing Brush. Set multiple source points, scale, and rotate in the Clone Source palette.

Perspective-based editing
Create packaging mockups and more with Vanishing Point, which lets you create multiple planes in an image, connect them at any angle, and then wrap graphics, text, and images around them.

Content-Aware Scaling
Use the new and revolutionary Content-Aware Scaling feature to automatically recompose an image as you resize it, smartly preserving vital areas as the image adapts to the new dimensions. Get the perfect image in one step without time-intensive cropping and retouching.

Advanced compositing
Work more efficiently
Be more productive by taking advantage of smooth integration with other Adobe software and enhancements that leverage the power of today's faster graphics processors.

Panel management
Maximize your screen space while keeping essential tools accessible. Arrange panels in convenient, self-adjusting docks that can be widened to full size or narrowed to icons or even a thin, self-revealing strip at the edge of your monitor.

File display options
Easily work with multiple open files by using tabbed document display or n-up views.

Efficient file management with Adobe Bridge CS4
Get instant access to Adobe Bridge CS4 with faster start-up, use new workspaces to jump to the right display for every task, easily create web galleries and PDF contact sheets, and more.

More powerful printing options
Get outstanding prints with superior color management, tighter integration with leading printer models, and the ability to preview out-of-gamut image areas. Support for 16-bit printing on Mac OS offers increased color depth and clarity.

Customized workspaces
Set up and save custom menus, keyboard shortcuts, and workspaces for quick access to exactly what you need.

One-click color adjustments
Make sophisticated color adjustments instantly with one-click presets in Curves, the Channel Mixer, and the Black and White conversion dialog box.

Fluid canvas rotation
Now just click to smoothly turn your canvas for nondestructive viewing at any desired angle — no more tilting your head in the middle of painting and drawing.

Smoother panning and zooming
Gracefully navigate to any area of an image with new, ultra-smooth zooming and panning. Maintain clarity as you zoom to individual pixels and easily edit at the highest magnification with the new
Pixel Grid.

Higher performance on very large images (Windows only)
Work faster with very large images by taking advantage of even more RAM (requires a 64-bit-capable computer with a 64-bit version of Microsoft® Windows® Vista®).

Multi-Touch support on Mac laptops
Pinch, swipe, rotate, zoom, and scroll with just the touch of your fingers by taking full advantage of the Multi-Touch trackpad on newer MacBook Pro and MacBook Air laptops (requires Mac OS X v10.5).

Profiles to support the color-blind
Design with sensitivity for color-blind individuals by creating soft proofs of your images using built-in Color Universal Design Organization profiles.

• 1.8GHz or faster processor
• Microsoft® Windows® XP with Service Pack 2 (Service Pack 3 recommended) or Windows Vista® Home Premium, Business, Ultimate, or Enterprise with Service Pack 1 (certified for 32-bit Windows XP and 32-bit and 64-bit Windows Vista)
• 512MB of RAM (1GB recommended)
• 1GB of available hard-disk space for installation; additional free space required during installation (cannot install on flash-based storage devices)
• 1,024x768 display (1,280x800 recommended) with 16-bit video card
• Some GPU-accelerated features require graphics support for Shader Model 3.0 and OpenGL 2.0
• DVD-ROM drive
• QuickTime 7.2 software required for multimedia features
• Broadband Internet connection required for online services*