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IeVision History

IEVision 5.5.0

» Updated OCR engine to Tesseract 4.1.1
» Three new OCR page segmentation modes
» Installer automatically cleans up old version DLL files
» Fixed some resource issues
» Minor fixes and improvements


IEVision 5.4.2

» Updated LibRaw to 0.20.2
» Updated Jpeg2000 to OpenJpeg 2.3.1
» New Subtract Background from Image demo (\Demos\IEVision\BackgroundSubtract\BackgroundSubtract.dpr)
» Fixed issues with installer, generation of searchable PDFs and MOG2 Background subtractor


IEVision 5.4.1

» Generate Searchable PDFs: Now supports color images
» DICOM: Now supports 12bit JPEG files
» Minor fixes and improvements


IEVision 5.4.0

» Updated LibRaw to 0.20 for improved camera raw support
» DPI can be specified when generating PDF files


IEVision 5.3.0B

» Updates to demos


IEVision 5.3.0

» New OpenMP DLL's that significantly improve OCR processing speeds (can be more than twice as fast on modern systems)
» Minor fixes and improvements


IEVision 5.2.0

1. New demos: Facial Recognition in a video stream, Blur car number plates
2. Threshold method now returns the calculated thresholding value
3. Image Stitcher can now run deterministically (for consistent results)
4. Uses RandomizedBaseAddress (ASLR) and DataExecutionPrevention (DEP) flags for security
5. Other improvements and fixes


IEVision 5.1.1

» Updated LibRaw to 201910 for updated camera support
» Minor fixes and improvements


IEVision 5.1.0

» Optimized JPEG2000 Engine
» Other minor improvements


IEVision 5.0.0

Top Five Enhancements

1. Now supports Tesseract 4.0.0 for much more accurate OCR (Error Reduction Statistics: English: 30%, French: 50%, Spanish: 46%, Russian: 79%, Hebrew: 32%, Chinese: 22%, Korean 79%, etc.)
2. Sixty Languages added to OCR, such as: Armenian, Breton, Corsican, Filipino, Gaelic, Mongolian, Maori, Tongan
3. New PDF generation class to create searchable (OCRed) PDF documents from images
4. New OCR properties to detect advanced formatting (Sub/Superscript, dropped caps, etc)
5. Other improvements and fixes


IEVision 4.5.2

» TIEVisionBlobDetector now supports monochrome images
» Fixed: TIEVisionBlobDetector crashes on unsupported formats
» Other minor improvements


IEVision 4.5.1

» Added TIEVisionBarCodeSymbol.getQuality method
» Fixed: createCascadeClassifier fails under 64bit
» Fixed: getWordBoxes may raise exception on invalid selection
» Other minor improvements


IEVision 4.5.0

Top Five Enhancements

1. New Blob Detector to locate shapes within an image

Blob Detector

2. Template Matching now calculates a confidence value for each match

Pattern Matching

3. Background Subtractor class supports improved selection methods
4. TIEVisionImage can now detect lines
5. Other improvements and fixes


IEVision 4.0.0

Top Five Enhancements

1. Pattern Matching: Search image for template images

Pattern Matching

2. Pattern Matching with Map: Search for template images and return comparison map
3. Classifier Training: Find objects in an image using positive and negative samples

Classifier Training

4. Watershed Selection: Automatic selection using painted markers

Watershed Selection

5. Grabcut Selection: Automatically select the main subject within an image


IEVision 3.0.8

» Fixed InPaint crash when brush is smaller than ROI rectangle
» Fixed problems loading some X3F files


IEVision 3.0.7

» Slow JP2 saving
» Lossless JPEG rotation may fail


IEVision 3.0.6

» Updated Camera Raw format support to Dcraw 1.477


IEVision 3.0.5

» Minor improvements only


IEVision 3.0.4

» FaceRecognizer: Added clear, isTrained, train, load and save overloads
» Added: ObjectsFinder.setHaarMaxSize and setHaarMinSize methods
» ObjectsFinder, added setEqualizeHistogram method to make histogram equalization optional


IEVision 3.0.3

» Updated Dcraw to version 1.476 (9.26)
» Linked Dcraw to jpeglib and jasperlib to support some Kodak devices


IEVision 3.0.2

» Fixed: Can get errors loading JPEG at reduced sizes


IEVision 3.0.1

» Fixed: May get error with OCR
» Fixed: Previous Tesseract installation may affect IEVision OCR


IEVision 3.0.0

Top Ten Enhancements

1. Facial Recognition: Detect known faces within images
2. Panorama stitching: Create a single image from multiple source images

Panorama stitching

4. Background Subtraction: Remove the background from videos
5. Line and Segment Detection: New "Hough Line" methods
6. Edge Detection: "Canny" algorithm for edge detection
7. Image Denoising: Clean up images using Non-local Means denoising
8. Enhanced Blur: New blur algorithm
9. Image Thresholding: New threshold and adaptive thresholding methods
10. Image Erosion and Dilation: Now supports morphological image processing


IEVision 2.0.1

» Updated DCRAW to support newest Digital Camera Raw formats
» Barcode decoder now supports monochrome images


IEVision 2.0.0

» Now supports recognition of all standard barcode formats (EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Interleaved 2 of 5 and QR Code)

Now supports recognition of all standard barcode formats (EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Interleaved 2 of 5 and QR Code)


IEVision 1.0.4

Top Five Enhancements

1. Support for 30 more OCR languages: Afrikaans, Albanian, Ancient Greek, Arabic, Azerbaijani, Basque, Belarusian, Bengali, Cherokee, Croatian, Esperanto, Estonian, Frankish, Galician, Hebrew, Hindi, Icelandic, Italian (Ancient), Kannada, Macedonian, Malay, Malayalam, Maltese, Middle English (1100-1500), Middle French (ca. 1400-1600), Spanish (Old), Swahili, Tamil, Telugu, Thai
2. Enhanced OCR accuracy
3. TIEVisionOCR can now load and detect multiple languages
4. TIEVisionOCRWordBox now supports much formatting detection properties
5. OCR is now multi-threaded


IEVision 1.0.3

» Minor bug fixes


IEVision 1.0.2

» Added 64bit version
» Support for latest camera RAW formats


IEVision 1.0.1

» Various minor enhancements