IEvolution is a component suite for image processing, viewing and analysis. It can load and save from several image file formats, acquire from TWain scanners (single and multi pages), capture video, applies filters, select image regions (Magic Wand supported) and other.
特征综述 About Feature
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Input/output:- Support for asynchronous load/save operations
- Load and save JPEG (RGB, GrayScale, YCbCr, CMYK, YCbCrK) to file or stream (with also 1/2, 1/4 and 1/8 subsizes for fast preview). Read/write APP0-APP15,COM Jpeg markers.
- JPEG2000: JP2, J2K and JPC code stream formats (JPEG-2000 Part-1 standard, ISO/IEC 15444-1)
- Jpeg Lossless transformations and cut
- Estimation of Jpeg file quality
- Optional Color Management System (CMS) to process ICC profiles
- Read/write of Exif information (in Jpeg and TIFF). Can replace EXIF information without loading or changing the original image.
- Load and save TIFF (rev.6.0 and Tech.Note #2, Packbits, JPEG, LZW, CCITT G.3 and G.4) with RGB, CMYK, B/W, CIELab color spaces to file or stream.
- Also FAX (CCITT3), G3F and G3N (Zetafax) formats supported for loading.
- Supports paletted 4, 8, 16, 32, 64, 128 and 256 colors images.
- Native operations on TIFF files supports add/remove/extract/enum without decompressing resulting in 450 times faster processing
- Read of single TIFF tags
- Save PostScript (PS and EPS) format single and multipage using RLE,G3Fax, G4Fax and Jpeg compression.
- Save Adobe PDF format ? single and multipage images using G3Fax, G4Fax and Jpeg compression.
- Load and save PNG with various compression levels.
- Load and save compressed and uncompressed BMP in 2,16, 256 or 16M color images to files or streams.
- Load and save uncompressed and black/white WBMP (Wireless Bitmap)
- Load and save compressed and uncompressed PCX images in 2,16, 256 or 16M colors to file or stream.
- Load and save 2, 4, 8,16, 32, 64,128 or 256 color GIFs to files or streams.
- Load and save DCX (multipage PCX) files
- Load and save DIB, RLE, TGA (TARGA, VDA, ICB, VST, PIX).
- Load and save Portable Bitmap PBM, PGM and PPM
- Load and save ICO (provisions to compose ICO with multi resolution and color depth)
- Load WMF, EMF and CUR.
- Load and save AVI, animated GIF and multi-TIFF.
- Read of a single AVI frame.
- Read/Write IPTC (IIMV4) information (like PhotoShop file info) from JPEG and TIFF. Can replace IPTC information without loading or changing original image.
- Support for user defined file formats.
- Support for Alpha Channel (transparent images).
- Editing animated GIF: extract, insert and delete single images.
- Editing multi TIFF: extract, insert and delete single images.
- Open dialog with a multipage TIFF
- Included source code of a sample plug-in to read/write LZW Gif and TIFF.
- NON-LZW-GIF compressor sample plug-in for GIF.
- Standard LZW compressor/decompressor sample plug-in for GIF and TIFF images.
- Get image properties without loading.
- Image acquisition from TWAIN scanners with full control of scanner capabilities and without default scanner user interface. Supports both modal and modeless acquisition.
- Image acquisition from WIA scanners and cameras
- Save/load specific file format parameters and save/load preview dialogs (e.g. you can set quality of a Jpeg and immediately view the quality loss). Places bar on Win2000/Xp/Me.
- A property to select language used in dialogs (english, italian, german, spanish, french, portuguese, greek, russian, dutch, swedish, polish or customized by user).
- Supports connections with standard TImage component.
- OnProgress event for monitoring saving and loading.
- Provisions to abort input/output processing
- Load alpha channel for GIF,TIFF,PNG,ICO,CUR, TGA
- Capture from screen
- Load images from the network, using http protocol (LoadFromURL)
- registration of ImageEn formats in TPicture (TImage and VCL open/save dialogs)
- Wang Imaging annotations (load/edit/save)
Printing:- Printing (and print preview) functions to print single images specifying page alignment or absolute position.
Print dialog with preview
Print preview window
Video capture:- VCL visual component for video capture (freeze frames, save AVI files and real time frames processing). Supports all codec installed and video capture cards.
- VCL non-visual component for video capture (capture without display the video input).
- Settable audio capture parameters.
- Video capture: using DirectShow (WDM) capture drivers. This allows video sources to be selected by code video input, tuner, etc
- Video capture of multimedia files supported by DirectShow
- Saving of multimedia files with compressions supported by DirectShow
Image processing & analysis:- Flexible image area selections (rectangle, ellipse, polygon and magicwand) including 搒oft?selection (you specify the selection intensity from 0 to 100%) and feathering selections.
- Regulation of contrast, HSL, HSV/HSB and RGB components.
- 11 filters for quality resampling (Triangle, Hermite, Bell, BSpline, Lanczos3, Mitchell, Nearest, Linear, FastLinear, Bilinear, Bicubic).
- Application of 3x3 filters.
- Merge two images.
- Crop selected region.
- Fast Fourier Transformation (FFT) with preview.
- Frequency domain (FFT) filtering.
- Preview of all applied effects in a single dialog, with 8 preset filters(blur, edge detection, emboss, highpass1/ 2/ 3, lowpass1/ 2) and save and load filters from files.
- Conversion to gray scale and negative.
- Conversions of true color to black/white images with ordered or threshold dithering.
- Casting of a group of colors to a single color.
- Rotate to any angle (with enhanced quality).
- Horizontal and vertical flip.
- Edge detection (to convert color images to black/white using edge detection algorithms)
- Skew detection (to estimate the orientation angle of the lines of text)
- Simple algorithm which helps to remove red eye effect
- Bump mapping effect.
- Lens effect.
- Wave effect.
- Write/read hidden text, picture and raw data inside images (pixel amplitude modulation).
- Copy, cut, paste and paste into a rectangle of all or part of the image.
- Multilevel Undo/Redo operations
- Application effects to the selected zones (also irregular)
- OnProgress event for monitoring lengthy image processing tasks.
- Histogram equalization (auto and manual) and threshold.
- Median cut and Neural network color quantizers, for fast and accurate color reduction.
- Reduction to any number of colors (with colormap output).
- HSV channel separations.
- A property to select language used by dialogs (english, italian, german, spanish, french, portuguese, greek, russian, swedish, polish or customized by user).
- A dialog to view a palette and select a color from it.
- VCL component for HSV/HSB color selection.
- VCL component for displaying histogram of gray levels (or RGB channels).
- Connections with standard TImage component.
- Maximum (dilation), Minimum (erosion), Opening and Closing filters with preview.
- Horizontal/vertical pixel density histograms
- Noise removal from Black/white images.
- Gamma correction.
- Gaussian Blur effect.
- Soft Shadow effect.
- Sharpening effect.
- Optional Color Management System (CMS) to process ICC profiles manual correction of Barrel Distortion and Pincushion distortion (lens distortion, underwater distortion)
Image rendering:- Real time Zoom-in and zoom-out (by percentage, zoom-in rectangular area or by one mouse click, accepts floating point values).
- Support for multiple layers with separated transparency.
- Select from 37 layer operations (blend modes)
- Moveable and resizeable layers (by code or by user interaction)
- Magnify layers (rectangle or like a lens/glass)
- 30 transition effects
- Quality zoom effects with six filters (select between fast zoom or quality zoom).
- Alpha Channel (transparent images)
- B/W filtered zoom-out (for optimal display large B/W images inside small rectangles).
- Scrollbar in two dimensions (real time) for the fast exploration of images, and "hand navigation" (click and drag the image with mouse).
- Animate bi-color contour of a selected region (polygonal, irregular, circular and rectangular selections).
- Magic wand selection (inclusive, exclusive and global).
- Multiple selections.
- Sizeable and moveable selected regions.
- Multi-polygonal animated regions.
- Dithering for non-true color display adapters.
- VCL component to implement interactive rules with grips and numeric labels.
- VCL component for interactive gradient bar.
- Full support for mouse wheel actions.
Thumbnails:- Single VCL component to display and animating thumbnails and grids of images. Handles big image sequences without allocating system memory.
- 3D style and customized thumbnails
- Multi-selection
- Load/Save AVI, GIF, multi-page TIFF images
- Allows to set a wallpaper (background image)
- Multi-threading image loading
- Cache to speed-up image rendering
Database handling:- Data aware component (TImageEnDBView) integrated with Delphi database environment (saves and loads Bmp,Pcx,Jpeg,TIFF,PNG,TGA,PBM,PGM,PPM and Gif inside Blob fields or path reference).
- Data aware component (TImageEnDBVect) integrated with Delphi database environment (saves and loads Bmp,Pcx,Jpeg,TIFF,PNG,TGA,PBM,PGM,PPM and Gif and vectorial objects inside Blob fields or path reference).
Vectorial objects handling:- vectorial objects (lines, box, circles, ellipses, bitmaps, text, multiline text, static ruler, polylines, polygons, angles, arrows-with text, curved text, highlight box) over background image. Save/Load these objects and import a sub-set of Autocad DXF files. Undo capability.
- Support to add/edit/delete points of a polygon.
- Anti-alias capability.
- Settable object transparency.
- Object soft shadow effects.
- Measurement of lines, perimeters and areas (in pixel, inch, cm, mm or Km units).
- Angle measurements.
- Saves/loads IEV format (compressed with Deflate, variation of LZ77 algorithm) that includes images and vectorial objects.
- Anti-aliased text.
- Alpha channel for images (transparent images).
- Clipboard Cut/Copy/Paste of vectorial objects.
- Create polygons from raster image edges.
- Remove jagged edges from polygons.
- Polygon simplification.
更新时间:2008-6-6 | 录入时间:2006-3-17 | 编辑:liuzh | 审核:lianjl
