Tag: computer-vision

2 articles

Fix: OpenCV Not Working — imread Returns None, imshow Crash, and Color Channel Errors

Apr 9, 2026

How to fix OpenCV errors — cv2.imread returns None, imshow crashes on headless server, BGR vs RGB color mismatch, cannot open video capture, ImportError libGL not found, resize interpolation, and cv2.error assertion failed.

python opencv computer-vision image-processing cv2 debugging

Fix: Pillow PIL Not Working — Cannot Identify Image, Mode Errors, and EXIF Rotation

Apr 9, 2026

How to fix Pillow PIL errors — UnidentifiedImageError cannot identify image file, OSError cannot write mode RGBA as JPEG, EXIF orientation rotated wrong, decompression bomb warning, ImageDraw text rendering, and HEIF AVIF support missing.

python pillow pil image-processing computer-vision debugging