IrfanView 4.10 Online Manual
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A full-featured graphics viewer for Windows IrfanView is a fast and simple image viewer and editor that supports all major graphic formats, including BMP, DIB, JPEG, GIF, animated GIF, PNG, PCX, multipage TIFF, TGA, and more.
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Overview
- File Menu
Open- Reopen
- Open with external editor
- Open as
- Thumbnails
- HTML export
- Slideshow
- Slideshow from CD
- Batch Conversion/Rename
- Search files
- Rename File
- Move File
- Copy File
- Delete File
- Save
- Save As
- Save, Options JPEG/GIF
- Save, Options JPEG2000
- Save, Options JPM
- Save, Options LDF
- Save, Options LWF
- Save, Options PNG / PBM/PGM/PPM / ICO
- Save, Options TIFF
- Print
- Select TWAIN Source
- Acquire/Batch scanning
- Copy Shop
- MRUDs
Exit
- Edit Menu
- Image Menu
- Information
- Create New (empty) image
- Create Panorama image
- Rotate
- Vertical Flip
- Horizontal Flip
- Resize/Resample
- Canvas size
- Increase Color Depth
- Decrease Color Depth
- Convert to Greyscale
- Negative
- Enhance colors
- Histogram
- Auto color correction
- Red Eye Reduction
- Effects
- Effects Setup
- Filter Factory
- Swap Colors
- Palette
- Options Menu
- Properties
- Properties, JPEG/PCD/GIF
- Properties, Extensions
- Properties, File Handling
- Properties, Viewing
- Properties, Full Screen
- Text/Pattern Options
- Properties, Video/Sound
- Properties, Language
- Properties, Misc. 1
- Properties, Misc. 2
- Properties, Misc. 3
- Properties, PlugIns
- Start Multimedia Player
- Stop Animation
- Extract all frames
- Send file by EMail
- JPG Lossless Operations
- JPG Lossless Crop
- Capture/Screenshot
- Sort directory files
- Set as Wallpaper
- Minimize
- Always on Top
- View Menu
- Status Bar
- Toolbar
- Title Bar/Caption
- Directory count display
- Full Screen
- Display options
- Next File in Directory
- Previous File in Directory
- First File in Directory
- Last File in Directory
- Random File in Directory
- Refresh
- Start/Stop Automatic Viewing
- Zoom In
- Zoom Out
- Lock Zoom
- Original size
- Lock Scroll position
- Show HEX view
- Multipage images
- Help Menu
- Thumbnails
- Available Hotkeys
- Find newest IrfanView version
- Frequently Asked Questions
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Decrease Color Depth
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Click on the Image Menu, then select Decrease Color Depth. A dialog shows the possible color depths. Select one.
Click OK to make the change.
This action can be reversed by the Edit Menu's Undo command.
See also:
| Increase Color Depth
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