How to Convert HEIC to JP2 (and J2K) – Easy Methods Explained

HEIC is a popular image format of the Apple universe that is not always compatible across platforms. Should you wish for a premium substitute, converting HEIC to JP2 (JPEG 2000) or J2K will be the wonderful option. The formats compress the image best without compromising on quality and hence are suitable for professional use.

This guide will walk through several ways in which one can convert HEIC to JP2 (and J2K), through online tools, software, and manual conversion. Whether you’re a photographer, a designer, or just somebody looking for ease of compatibility, we probably have the answer!

Various Ways to Convert HEIC to JP2 / J2K

There are multiple approaches for converting HEIC files to JP2/J2K depending on whether you want them done quickly online, with professional control, or batch conversion capabilities. A few of them would require special programs such as Adobe Photoshop and IrfanView, whereas others will spit out an instant conversion with the help of free online tools.

If you are trying to convert large batches of images, then dedicated converters can quickly process them without a compromise on quality. Every method has its perks, so from a casual user to a professional, a smooth conversion is achievable. Let’s give these methods a detailed look!

Method 1: Using Online Converters

Online converters provide the fastest way to make quick HEIC to JP2 conversions without the hassle of installing any software. Both the sites, Zamzar and CloudConvert, support batch conversions and hold good with respect to image quality.

Steps to Convert HEIC to JP2 Online:

1. Go to the online converter, for instance, Zamzar or CloudConvert.
2. Upload HEIC file(s) by either dragging and dropping the file(s) or by clicking on the Upload button.
3. Next, choose “JP2” or “J2K” from the output format dropdown list.
4. Then, click “Convert” and await conversion processing.
   
5. Finally, download the converted file onto your device.

Advantages:

• There is no need to install any software.
• This can be used on any device.

Disadvantages:

• One needs to be connected to the Internet.
• Time takes for conversion depends on the size of the file.

Method 2: Adobe Photoshop

You can convert HEIC to J2K effortlessly using Adobe Photoshop whilst having full control over the quality settings. Photoshop supports HEIC internally (on macOS) or through third-party plugins on Windows.

Steps to Convert HEIC to JP2 in Photoshop:

1. Open Photoshop.
2. Go to File > Open and select the HEIC image.
3. Edit the image, if necessary (adjustments, cropping, etc.).
4. Go to File > Export > Export As, and select JPEG 2000 (.jp2) from the Format dropdown.
   
5. Set the size and quality to recommended settings and hit Convert.
6. Save to a location of your choosing.

Advantages: Quality output with advanced editing features.

Disadvantages: Must-have for a paid subscription and not for bulk conversions.

Method 3: Using IrfanView (With Plugins)

IrfanView is a lightweight, free image viewer that with appropriate plugins converts HEIC to JP2. It stands as a viable and simple option for Windows users.

Steps to Convert HEIC to J2K in IrfanView:

1. Download and install IrfanView from its official website.
2. Install the separate HEIC plugin for HEIC support.
3. Then, open the HEIC file in IrfanView.
4. Now, click File > Save As and select JPEG2000 (.jp2 or .j2k).
   
5. Choose compression settings and Save.

Advantages: Free, lightweight, supports batch conversion.

Disadvantages: Needs additional plugins for HEIC support.

Method 4: Using Bulk HEIC to JP2 Converter

If you have a big bulk of files to convert from HEIC to JP2, leave it to the SysTools Image Conversion Tool to do the job. It supports batch processing and multiple formats. It is quite user-friendly and guarantees top quality.

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Steps to Convert HEIC to J2K Using SysTools:

1. Open the software and click Add Files or Add Folder to load the HEIC images.
   
2. Preview the images in proper order.
   
3. Choose “JP2” or “J2K” as the output format.
   
4. Set the target folder for the converted images.
5. Click Convert and wait for the conversion process to finish.
   

Advantages: Batch conversion and supports multiple formats.

Disadvantages: Paid but free trial is available.

Wrapping Up

The conversion from HEIC to JP2 or J2K is pretty straightforward with the right tools. Some would say online converters work great, some would say commercially professional software like Photoshop is the best, while others recommend dedicated tools.

Zamzar or CloudConvert is the answer for fast conversions for one file. SysTools is the right thing for batch converting. Photoshop or IrfanView, on the other hand, is best for editing flexibility.

Now that you are aware of how to convert between HEIC and J2K and JP2, enjoy better compatibility without sacrificing the image quality!