Expected Behavior

.brightness() method should affect brightness

Current Behavior

.brightness() method does not affect brightness but blend white with image everywhere

Failure Information (for bugs)

See above

Steps to Reproduce

1. Use .brightness(0.9) on an .jpg image to go near full brightness
2. Create image file with writeAsync()

Screenshots

1. Brightness 0.9 in JIMP (nearly full brightness)
   

2. Brightness 4 in CSS (nearly full brightness)
   

Context

No special conditions

• Jimp Version: 0.22.10
• Operating System: Windows
• Node version: 21.5.0