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Editing
CyberGems edited this page Aug 30, 2026
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1 revision
CyberViewer provides light editing tools for images: rotate, crop, resize, and color adjustments.
| Action | Shortcut | Description |
|---|---|---|
| Rotate left | Q | Rotate 90° counter-clockwise |
| Rotate right | E | Rotate 90° clockwise |
| Flip horizontal | — | Mirror left-right |
| Flip vertical | — | Mirror top-bottom |
After rotating:
- Save — Overwrite original file
- Save As — Save to new file
- Discard — Revert to original
- Click the Crop tool
- A crop overlay appears on the image
- Drag handles to adjust the crop region
- Confirm or cancel
- 8 handles: 4 corners + 4 edges
- Drag to resize the crop region
- Maintain aspect ratio with Shift
| Option | Description |
|---|---|
| Create copy | Save crop as new file, keep original |
| Apply | Crop the current image |
- Enter or Apply — Confirm the crop
- Escape — Cancel and revert
- Click the Resize tool
- Enter new dimensions or choose a preset
- Choose resampling quality
- Apply
| Preset | Dimensions |
|---|---|
| 720p | 1280 × 720 |
| 1080p | 1920 × 1080 |
| 25% | Quarter of original |
| 50% | Half of original |
| 200% | Double original |
Enter custom dimensions:
- Width and height in pixels
- Aspect ratio lock option
- Independent width/height adjustment
| Quality | Description |
|---|---|
| Low | Fast, lower quality |
| Medium | Balanced |
| High | Best quality, slower |
| Tool | Description |
|---|---|
| Brightness | Lighten or darken the image |
| Contrast | Increase or decrease contrast |
| Saturation | Adjust color intensity |
| Blur | Apply gaussian blur |
| Grayscale | Convert to black and white |
| Invert | Invert all colors |
- A/B preview shows before/after
- Adjust sliders for real-time feedback
- Reset to defaults anytime
- Open adjustments panel
- Adjust sliders
- Preview changes live
- Apply to confirm or Cancel to revert
| Setting | Description |
|---|---|
| Navigation zoom | Reset or keep zoom on image change |
| Double-click behavior | Fit-to-window or original size |
All edits are non-destructive until saved:
- Original file is preserved
- Save to overwrite or create copy
- Discard to revert all changes