JPM Background Remover

Remove backgrounds from any image in your browser. For free, forever.

All local

Our converter runs in your browser, so we never see your data.

Blazing fast

No uploading your files to a server—conversions start instantly.

Secure by default

Unlike other converters, your files are never uploaded to us.

Image background removal refers to the process of eliminating or altering the backdrop of an image while retaining the principal or intended subject. This technique can significantly enhance the subject's prominence and users often apply it in photography, graphic design, e-commerce, and marketing.

Background removal is a potent technique used to highlight the subject of a photo more effectively. E-commerce websites frequently use this to remove unwanted or messy backgrounds from product images, making the product the sole focus of the viewer. Similarly, graphic designers use this method to isolate subjects for use in composite designs, collages, or with various other backgrounds.

There are several methods for background removal, depending on the complexity of the image and the skills and tools available to the user. Most common methods include the use of software tools like Photoshop, GIMP, or specialized background removing software. The most common techniques include use of Magic Wand tool, Quick Selection tool, or Pen tool for manual outlining. For complex images, tools such as channel masks or background eraser can be used.

Given the advancements in AI and machine learning technologies, automatic background removal has become increasingly efficient and precise. Advanced algorithms can accurately differentiate subjects from the background, even in complex images, and remove the backdrop without human intervention. This capability is not only a significant time-saver but also opens up possibilities for users without advanced skills in graphic editing software.

Image background removal is no longer a complex and time-consuming task exclusive to professionals. It is a powerful tool to direct viewer attention, create clean and professional images, and facilitate a multitude of creative possibilities. With the continuously expanding possibilities of AI, this space offers exciting potential for innovations.

What is the JPM format?

JPEG-2000 File Format Syntax

The JPEG 2000 Multi-layer (JPM) format is an extension of the JPEG 2000 standard, which is an image compression standard and coding system. It was created by the Joint Photographic Experts Group committee in 2000 with the intention of superseding the original JPEG standard. JPEG 2000 is known for its high compression efficiency and its ability to handle a wide range of image types, including grayscale, color, and multi-component images. The JPM format specifically extends the capabilities of JPEG 2000 to include support for compound documents, which can contain a mix of text, graphics, and images.

JPM is defined in Part 6 of the JPEG 2000 Suite (ISO/IEC 15444-6), and it is designed to encapsulate multiple images and related data in a single file. This makes it particularly useful for applications such as document imaging, medical imaging, and technical imaging where different types of content need to be stored together. The JPM format allows for the efficient storage of pages within a document, each of which can contain several image regions with different characteristics, as well as non-image data such as annotations or metadata.

One of the key features of JPM is its use of the JPEG 2000 code stream (JPX), which is an extended version of the basic JPEG 2000 code stream (JP2). JPX supports a wider range of color spaces, more sophisticated metadata, and higher bit depths. In a JPM file, each image or 'layer' is stored as a separate JPX code stream. This allows for each layer to be compressed according to its own characteristics, which can lead to more efficient compression and higher quality results, especially for compound documents with diverse content types.

The structure of a JPM file is hierarchical and consists of a series of boxes. A box is a self-contained unit that includes a header and data. The header specifies the type and length of the box, while the data contains the actual content. The top-level box in a JPM file is the signature box, which identifies the file as a JPEG 2000 family file. Following the signature box, there are file type boxes, header boxes, and content boxes, among others. The header boxes contain information about the file, such as the number of pages and the attributes of each page, while the content boxes contain the image data and any associated non-image data.

In terms of compression, JPM files can use both lossless and lossy compression methods. Lossless compression ensures that the original image data can be perfectly reconstructed from the compressed data, which is crucial for applications where image integrity is paramount, such as medical imaging. Lossy compression, on the other hand, allows for smaller file sizes by discarding some of the image data, which can be acceptable in situations where perfect fidelity is not required.

JPM also supports the concept of 'progressive decoding,' which means that a low-resolution version of an image can be displayed while the full-resolution image is still being downloaded or processed. This is particularly useful for large images or slow network connections, as it allows users to get a quick preview without having to wait for the entire file to be available.

Another important aspect of JPM is its support for metadata. Metadata in JPM files can include information about the document, such as the author, title, and keywords, as well as information about each image, such as the capture date, camera settings, and geographic location. This metadata can be stored in XML format, making it easily accessible and modifiable. Additionally, JPM supports the inclusion of ICC profiles, which define the color space of the images, ensuring accurate color reproduction across different devices.

JPM files are also capable of storing multiple versions of an image, each with different resolutions or quality settings. This feature, known as 'multi-layering,' allows for more efficient storage and transmission, as the appropriate version of an image can be selected based on the specific needs of the application or the available bandwidth.

Security is another area where JPM provides robust features. The format supports the inclusion of digital signatures and encryption, which can be used to verify the authenticity of the document and protect sensitive information. This is particularly important in fields like legal and medical document management, where the integrity and confidentiality of the documents are of utmost importance.

Despite its many advantages, the JPM format has not seen widespread adoption, particularly in the consumer market. This is partly due to the complexity of the format and the computational resources required to process JPM files. Additionally, the JPEG 2000 family of standards, including JPM, has been subject to patent licensing issues, which have hindered its adoption compared to the original JPEG standard, which is generally not encumbered by patents.

For software developers and engineers working with JPM files, there are several libraries and tools available that provide support for the format. These include the OpenJPEG library, which is an open-source JPEG 2000 codec, and commercial offerings from various imaging software companies. When working with JPM files, developers must be familiar with the JPEG 2000 code stream syntax, as well as the specific requirements for handling compound documents and metadata.

In conclusion, the JPM image format is a powerful extension of the JPEG 2000 standard that offers a range of features suitable for storing and managing compound documents. Its support for multiple image layers, progressive decoding, metadata, multi-layering, and security features make it an ideal choice for professional and technical applications where image quality and document integrity are critical. While it may not be as commonly used as other image formats, its specialized capabilities ensure that it remains an important tool in fields such as document imaging and medical imaging.

Supported formats

AAI.aai

AAI Dune image

AI.ai

Adobe Illustrator CS2

AVIF.avif

AV1 Image File Format

AVS.avs

AVS X image

BAYER.bayer

Raw Bayer Image

BMP.bmp

Microsoft Windows bitmap image

CIN.cin

Cineon Image File

CLIP.clip

Image Clip Mask

CMYK.cmyk

Raw cyan, magenta, yellow, and black samples

CMYKA.cmyka

Raw cyan, magenta, yellow, black, and alpha samples

CUR.cur

Microsoft icon

DCX.dcx

ZSoft IBM PC multi-page Paintbrush

DDS.dds

Microsoft DirectDraw Surface

DPX.dpx

SMTPE 268M-2003 (DPX 2.0) image

DXT1.dxt1

Microsoft DirectDraw Surface

EPDF.epdf

Encapsulated Portable Document Format

EPI.epi

Adobe Encapsulated PostScript Interchange format

EPS.eps

Adobe Encapsulated PostScript

EPSF.epsf

Adobe Encapsulated PostScript

EPSI.epsi

Adobe Encapsulated PostScript Interchange format

EPT.ept

Encapsulated PostScript with TIFF preview

EPT2.ept2

Encapsulated PostScript Level II with TIFF preview

EXR.exr

High dynamic-range (HDR) image

FARBFELD.ff

Farbfeld

FF.ff

Farbfeld

FITS.fits

Flexible Image Transport System

GIF.gif

CompuServe graphics interchange format

GIF87.gif87

CompuServe graphics interchange format (version 87a)

GROUP4.group4

Raw CCITT Group4

HDR.hdr

High Dynamic Range image

HRZ.hrz

Slow Scan TeleVision

ICO.ico

Microsoft icon

ICON.icon

Microsoft icon

IPL.ipl

IP2 Location Image

J2C.j2c

JPEG-2000 codestream

J2K.j2k

JPEG-2000 codestream

JNG.jng

JPEG Network Graphics

JP2.jp2

JPEG-2000 File Format Syntax

JPC.jpc

JPEG-2000 codestream

JPE.jpe

Joint Photographic Experts Group JFIF format

JPEG.jpeg

Joint Photographic Experts Group JFIF format

JPG.jpg

Joint Photographic Experts Group JFIF format

JPM.jpm

JPEG-2000 File Format Syntax

JPS.jps

Joint Photographic Experts Group JPS format

JPT.jpt

JPEG-2000 File Format Syntax

JXL.jxl

JPEG XL image

MAP.map

Multi-resolution Seamless Image Database (MrSID)

MAT.mat

MATLAB level 5 image format

PAL.pal

Palm pixmap

PALM.palm

Palm pixmap

PAM.pam

Common 2-dimensional bitmap format

PBM.pbm

Portable bitmap format (black and white)

PCD.pcd

Photo CD

PCDS.pcds

Photo CD

PCT.pct

Apple Macintosh QuickDraw/PICT

PCX.pcx

ZSoft IBM PC Paintbrush

PDB.pdb

Palm Database ImageViewer Format

PDF.pdf

Portable Document Format

PDFA.pdfa

Portable Document Archive Format

PFM.pfm

Portable float format

PGM.pgm

Portable graymap format (gray scale)

PGX.pgx

JPEG 2000 uncompressed format

PICON.picon

Personal Icon

PICT.pict

Apple Macintosh QuickDraw/PICT

PJPEG.pjpeg

Joint Photographic Experts Group JFIF format

PNG.png

Portable Network Graphics

PNG00.png00

PNG inheriting bit-depth, color-type from original image

PNG24.png24

Opaque or binary transparent 24-bit RGB (zlib 1.2.11)

PNG32.png32

Opaque or binary transparent 32-bit RGBA

PNG48.png48

Opaque or binary transparent 48-bit RGB

PNG64.png64

Opaque or binary transparent 64-bit RGBA

PNG8.png8

Opaque or binary transparent 8-bit indexed

PNM.pnm

Portable anymap

PPM.ppm

Portable pixmap format (color)

PS.ps

Adobe PostScript file

PSB.psb

Adobe Large Document Format

PSD.psd

Adobe Photoshop bitmap

RGB.rgb

Raw red, green, and blue samples

RGBA.rgba

Raw red, green, blue, and alpha samples

RGBO.rgbo

Raw red, green, blue, and opacity samples

SIX.six

DEC SIXEL Graphics Format

SUN.sun

Sun Rasterfile

SVG.svg

Scalable Vector Graphics

SVGZ.svgz

Compressed Scalable Vector Graphics

TIFF.tiff

Tagged Image File Format

VDA.vda

Truevision Targa image

VIPS.vips

VIPS image

WBMP.wbmp

Wireless Bitmap (level 0) image

WEBP.webp

WebP Image Format

YUV.yuv

CCIR 601 4:1:1 or 4:2:2

Frequently asked questions

How does this work?

This converter runs entirely in your browser. When you select a file, it is read into memory and converted to the selected format. You can then download the converted file.

How long does it take to convert a file?

Conversions start instantly, and most files are converted in under a second. Larger files may take longer.

What happens to my files?

Your files are never uploaded to our servers. They are converted in your browser, and the converted file is then downloaded. We never see your files.

What file types can I convert?

We support converting between all image formats, including JPEG, PNG, GIF, WebP, SVG, BMP, TIFF, and more.

How much does this cost?

This converter is completely free, and will always be free. Because it runs in your browser, we don't have to pay for servers, so we don't need to charge you.

Can I convert multiple files at once?

Yes! You can convert as many files as you want at once. Just select multiple files when you add them.