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Convert J2K to PNG

Convert J2K images to PNG format, edit and optimize images online and free.

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JPEG 2000 Code Stream Syntax (.j2k)

The J2K file extension stands for JPEG 2000 Code Stream Syntax, a part of the JPEG 2000 standard developed by the Joint Photographic Experts Group (JPEG). Introduced in 2000, JPEG 2000 offers superior image compression and quality compared to the original JPEG format. The J2K codestream is highly flexible, supporting both lossy and lossless compression, and allows for scalable decoding, which means images can be efficiently accessed at various resolutions and quality levels. This makes J2K ideal for applications requiring high-quality image storage and transmission, such as medical imaging, digital cinema, and satellite imagery.

J2K Converter

Portable Network Graphics (.png)

The Portable Network Graphics (PNG) file extension, established in 1996, serves as a widely-used raster graphics format that supports lossless data compression. Initially developed as a superior, patent-free replacement for the GIF format, PNG is prevalent in the IT industry for web design, digital photography, and complex graphics due to its capability to handle detailed images with transparent backgrounds and its extensive color range. Known for maintaining high-quality visuals without increasing file size significantly, PNG remains an indispensable tool in professional digital imaging and web development.

PNG Converter More About PNG

How to convert J2K to PNG?

  1. Upload J2K File

    Select a J2K file from your computer to initiate the upload.

  2. Select J2K Tools

    Choose optional J2K to PNG tools for advanced conversion.

  3. Download Your PNG

    When the PNG status is successful, download the file immediately.

Convert J2K to PNG

J2K to PNG Conversion Tools

J2K Rotate

Rotate J2K to right (90° clockwise), to left (90° counter-clockwise), 180°, and convert it to PNG.

J2K Flip

Flip J2K vertically and/or horizontally (flop), and convert it to PNG.

PNG Lossless Compression

Convert J2K to PNG and change the compression without loosing quality. A trade-off between file size and decoding speed.

PNG Color Mode

Convert J2K to Black & White (monochrome) PNG, 8-bit Grayscale PNG, 24-bit RGB PNG, and 32-bit RGBA PNG.

Interlaced PNG

Convert J2K to interlaced PNG.

Convert J2K to PNG on Desktop

(macOS • Windows • Linux)

Once installed, Vertopal CLI supports conversion of J2K image into PNG image.

  1. Open the command-line prompt for operations.
  2. Navigate to the J2K location or include the input path.
  3. Execute the command once J2K_INPUT_FILE has been inserted. $ vertopal convert J2K_INPUT_FILE --to png

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