Convert JP2 images to ERF online with ImageHQ.
or drag and drop images here
Fast async jobs
No install required
Temporary files
Batch uploads
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ImageHQ is built for fast image tools. For broader file conversion — including documents, videos, audio, archives, and hundreds of file formats — use ConverterHQ.
.jp2
erf
/v1/convert
Submit files to /v1/convert, poll the job endpoint, then download outputs programmatically.
Animated, sequence, or multipage inputs need explicit frame/page handling.
Converting JP2 to ERF decodes the source image and writes a ERF output. Use this route when ERF is a better fit for compatibility, file size, editing, or delivery.
Known metadata support: color space, IP rights, XML boxes, JP2 boxes.
JPEG.org - standards_body
IETF - official_spec