image_validator library
Image Validator - A comprehensive Dart package for validating image files.
This package provides robust validation for image files with support for multiple formats (JPEG, PNG, WebP, HEIF, and AVIF). It includes:
- File Integrity Validation: Detect corrupted or invalid image files
- Dimension Validation: Check image width and height constraints
- File Size Validation: Verify file size in MB
- Hybrid Detection: Intelligent image type detection using file signatures and extensions
Quick Start
import 'dart:io';
import 'package:image_validator/image_validator.dart';
final file = File('path/to/image.jpeg');
final detector = HybridDetector();
final imageType = detector.detect(file);
final factory = ImageValidatorFactory(
jpeg: [JpegSizeValidator(maxSizeInMB: 10)],
);
final result = await factory.validate(type: imageType, file: file);
if (result.isValid) {
print('Image is valid');
}
Classes
- CorruptValidator
- Detector
- Abstract base class for image type detectors.
- DimensionValidator
- ImageDimensions
- Image dimensions
- ImageTypeDetector
- ImageValidator
- Abstract base class for image file validators.
- ImageValidatorFactory
- SizeValidator
- ValidationResult
- Result of an image validation operation.
Enums
- DetectorType
- ImageType
- Enumeration of supported image types.