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Overview

The ASP.NET Core Image Editor is a UI control for editing and enhancing images. With built-in support users can crop, rotate, flip, zoom, and apply filters. Additionally, users can annotate images with shapes such as rectangles, ellipses, lines, and text, as well as freehand drawings.


Selection and cropping

The ASP.NET Core Image Editor makes it easy to get a perfect crop every time using multiple selection options, including square, circle, and customizable aspect ratios. The selection region can be dragged and resized for cropping an image.

Custom selection

Draw a custom selection rectangle on an image which can be repositioned by dragging and resizing it to get the desired selection.

ASP.NET Core Image Editor custom selection

ASP.NET Core Image Editor square selection

Square selection

Crop images into perfect square regions or maintain their aspect ratios.

Circle selection

Crop images into perfect circular regions.

ASP.NET Core Image Editor circle selection

ASP.NET Core Image Editor ratio selection

Predefined aspect ratios

Customize selection regions for cropping images according to predefined aspect ratios, including 4:3, 7:5, 16:9, and more.


Annotations

The Image Editor has multiple annotation tools, including text, freehand drawings, images and shapes like rectangles, ellipses, and lines.

Text annotation

With the text annotation tool, users can add captions, labels, or other types of text-based information. Text annotations can be inserted anywhere on the image and customized by changing their color, outline color, fill color, outline width, font family, font size, and font styles, such as bold and italic.

ASP.NET Core Image Editor text shape

ASP.NET Core Image Editor freehand drawing

Freehand drawing annotation

Add hand-drawn content to an image using a mouse or touch. With the freehand drawing annotation, users can customize the pen color and stroke width to suit their needs. Also, it can be used in combined with other annotation tools, such as text and shapes, to create rich, annotated images.

Shapes annotation

Add shapes, such as rectangles, ellipses, and lines, to an image. With the shape annotation tool, customize the border color, fill color, and border width of the shapes.

ASP.NET Core Image Editor shapes

ASP.NET Core Image Editor Image annotation

Image annotation

This feature allows users to insert and display multiple images in addition to the main image they are editing. These image annotations can be used for different purposes, such as adding logos, watermarks, or decorative elements to an image.

Path annotation

This feature enables manipulation of paths, which are editable curves consisting of anchor points connected by control handles that allow precise control over object boundaries. Users can create and modify custom shapes within an image using paths.

ASP.NET Core Image Editor path

ASP.NET Core Image Editor Arrow

Arrow annotation

This feature provides the ability to draw and customize arrows with precision. Arrows can be created, modified, and personalized according to user preferences. They highlight objects or draw attention to specific details, effectively communicating the intended focal point.


Z-order support

This feature allows users to adjust the positioning of annotations, particularly for designing personalized templates like greeting cards or posters, where managing the layering of multiple annotations is crucial for a polished final product.

ASP.NET Core Image Editor Z-order


Transform images

The Image Editor has built-in support to transform images by rotating, flipping, and zooming.

ASP.NET Core Image Editor rotate

Rotate an image

Users can rotate images with annotations clockwise or counterclockwise.

Flip an image

Flip images with annotations horizontally or vertically for creating a mirror image of the original image.

ASP.NET Core Image Editor flip


Undo and redo

The Image Editor provides an option to undo and redo changes made to an image. The undo option helps reverse the last action performed and the redo option reverses the last undo action performed with the Image Editor.


ASP.NET Core Image Editor zoom

Zoom in/out images

Users can adjust the size of an image by zooming in or out to fine-tune their edits. The pan tool can also be used to reveal hidden areas of an image.

Pinch zoom

Pinch zoom is a technique for zooming in and out an image by using your fingers. On touch-enabled devices, you can use two fingers to pinch and zoom in or out.

Mouse wheel zoom

Mouse wheel zoom is a method of zooming in and out an image using your mouse. To zoom in, press the ctrl key and roll your mouse wheel forward, and to zoom out, roll your mouse wheel backward.

Keyboard zoom

To zoom in, hold down the Ctrl key and press the + button and to zoom out, hold down Ctrl and press the - button. This will adjust the size of the image on your screen making it either larger or smaller depending on your needs.


Loading an image initially

Easily load an image into the ASP.NET Core Image Editor using a base 64 string or URL, with support for PNG, JPEG, and SVG image formats.

ASP.NET Core Image Editor


ASP.NET Core Image Editor Toolbar

Image Editor toolbar

Offers a wide range of tools for annotating, selecting, cropping, zooming, panning, rotating, flipping, filtering, and more, enabling users to fully edit and manipulate their images. Additionally, users can customize the toolbar by defining their own items or the entire toolbar.


Exporting and saving images

Easily save an image with a specified file name, file format, and image quality. Supported file formats for saving an image include PNG, JPEG, and SVG types. This feature provides more control over the output, ensuring that users can save their work exactly as they need it.

ASP.NET Core Image Editor Export


ASP.NET Core Image Editor quick access toolbar

Quick access toolbar

This feature enhances the Image Editor control by showing a toolbar when you select annotations like rectangle, ellipse, line, arrow, text, and freehand draw. It offers quick access to actions such as clone, delete, and edit text.


Frame support

Users can add decorative borders or frames around images to enhance the visual appeal of an image.

ASP.NET Core Image Editor Frame


ASP.NET Core Image Editor Resize

Resize support

Users can adjust the size and dimensions of an image to suit their needs, such as for printing, web display, or other purposes.


Straightening support

Users can adjust an image by rotating it clockwise or counter clockwise. The rotating degree value should be within the range of -45 to +45 degrees for accurate straightening. Positive values indicate clockwise rotation, while negative values indicate counter clockwise rotation.

ASP.NET Core Image Editor Straightening


ASP.NET Core Image Editor Redact

Redact support

Users can conceal sensitive information by applying blur or pixel effects to specific areas of an image. This feature is particularly valuable for protecting privacy and complying with data protection regulations, making it easier to securely share images without compromising sensitive information.


Localization

Localize user interface strings of the ASP.NET Core Image Editor control by using the localization (l10n) library.

ASP.NET Core Image Editor Localization


Touch-friendly editing

For a seamless experience on all devices, the ASP.NET Core Image Editor includes a responsive mode that adapts the UI for mobile devices and offers a great user experience on phones, tablets, and desktops.

Developer-friendly APIs

With its extensive set of APIs, developers can control the appearance and behaviors of the Image Editor to suit their needs.

Built-in themes

The ASP.NET Core Image Editor features built-in themes such as Bootstrap 5, Tailwind CSS, Fluent, high contrast, and more. Users can customize these themes or create their own using SASS variables or the Theme Studio application to achieve the desired look and feel.


Other supported frameworks

In addition to ASP.NET Core, the Image Editor component is also available for the React, Vue, Angular, and JavaScript frameworks. You can access the component on these platforms using the links below.


ASP.NET Core Image Editor Code Example

Easily get started with the ASP.NET Core Image Editor using a few simple lines of CSHTML and C# code example as demonstrated below. Also explore our ASP.NET Core Image Editor Example that shows you how to render and configure the Image Editor in ASP.NET Core.

@using Syncfusion.EJ2
@section ControlsSection{

    <div class="col-lg-12 control-section e-img-editor-sample">
        <ejs-imageeditor id="image-editor" created="created"></ejs-imageeditor>
    </div>

    <script>
        function created() {
            var imageEditorObj = ej.base.getComponent(document.getElementById('image-editor'), 'image-editor');
            if (ej.base.Browser.isDevice) {
                imageEditorObj.open('../images/ImageEditor/flower.png');
            } else {
                imageEditorObj.open('../images/ImageEditor/bridge.png');
            }
            imageEditorObj.theme = window.location.href.split('#/')[1];
        }
    </script>
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;

namespace EJ2CoreSampleBrowser.Controllers
{
    public partial class ImageEditorController : Controller
    {
        public IActionResult DefaultFunctionalities()
        {
            return View();
        }
    }
}



85+ ASP.NET CORE UI CONTROLS

Frequently Asked Questions

  • Built-in support for cropping, rotating, flipping, zooming, and applying filters to images.(https://ej2.syncfusion.com/aspnetcore/documentation/image-editor/annotation).
  • Easily export edited images in JPEG, PNG, and SVG formats.
  • Annotate images with shapes and customize their appearance.
  • One of the best ASP.NET Core Image Editors in the market, that offers a feature-rich UI to interact with the software.
  • Simple configuration and APIs.
  • Support for all modern browsers.
  • Expansive learning resources such as demos and documentation to let you get started quickly with ASP.NET Core Image Editor.

We do not sell the ASP.NET Core Image Editor separately. It is only available for purchase as part of the Syncfusion team license. This contains over 1,800 components and frameworks, including the ASP.NET Core Image Editor. The price of the team license starts at $395 per month for 5 developers, and includes support and updates until the subscription expires. In addition, we might offer discounts based on currently active promotions. Please contact our product specialists today to see if you qualify for any additional discounts.

You can find our ASP.NET Core Image Editor demo, which demonstrates how to render and configure the Image Editor.

No, our 1,800+ components and frameworks for web, mobile, and desktop, including our ASP.NET Core Image Editor, are not sold individually. They are only available as part of a team license. However, we have competitively priced the product, so it only costs a little bit more than what some other vendors charge for their Image Editor control alone. We have also found that, in our experience, our customers usually start off using one of our products and then expand to several products quickly, so we felt it was best to offer all 1,800+ components and frameworks for a subscription fee that starts at $395 per month for a team of 5 developers. Additionally, we might be able to offer discounts based on currently active promotions. Please contact our product specialists today to see if you qualify for any additional discounts.

No, this is a commercial product and requires a paid license. However, a free community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue, 5 or fewer developers, and 10 or fewer total employees.

A good place to start would be our comprehensive getting started documentation.

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