JP2 to DDS - Convert image online
Conversion Results:
| # | Output File | Source File | Action |
|---|
How to convert JP2 to DDS:
1. Click the "Choose Files" button to select multiple files on your computer or click the "URL" button to choose an online file from URL, Google Drive or Dropbox. Image file size can be up to 200M. You can use file analyzer to get source image's detailed information such as image size, resolution, quality and transparent color.
2. Set target image format, image quality and image size. You can use the original image size or select the "Change width and height" option and enter a custom image size. The format is [width]x[height], for example: 1920x1080. The image quality option only works on a few image formats such as JPG, WEBP or AVIF. The value ranges from 1 (lowest image quality and highest compression) to 100 (best quality but least effective compression). If this value is blank, the converter will use the estimated quality of your input image if it can be determined, otherwise 92. The target image format can be JPG, PNG, TIFF, GIF, HEIC, BMP, PS, PSD, WEBP, TGA, DDS, EXR, J2K, PNM, SVG, etc.
3. Click the "Convert Now!" button to start batch conversion. It will automatically retry conversion on another server if one fails, please be patient while converting. The output files will be listed in the "Conversion Results" section. Click icon to show file QR code or save file to cloud storage services such as Google Drive or Dropbox.
JP2 vs DDS:
| Name | JP2 | DDS |
| Full name | JPEG 2000 | Microsoft Direct Draw Surface |
| File extension | .jp2, .j2k, .jpf, .jpx, .jpm, .mj2 | .dds |
| MIME | image/jp2 | image/vnd.ms-dds |
| Developed by | Joint Photographic Experts Group | Microsoft |
| Type of format | Graphics file format | Texture files |
| Introduction | JPEG 2000 (JP2) 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 their original discrete cosine transform-based JPEG standard with a newly designed, wavelet-based method. | The DirectDraw Surface container file format (uses the filename extension DDS), is a Microsoft format for storing data compressed with the proprietary S3 Texture Compression (S3TC) algorithm, which can be decompressed in hardware by GPUs. |
| Technical details | JPEG 2000 code streams are regions of interest that offer several mechanisms to support spatial random access or region of interest access at varying degrees of granularity. It is possible to store different parts of the same picture using different quality. | The DirectDraw Surface format is useful for storing graphical textures and cubic environment maps as a data file, both compressed and uncompressed. The Microsoft Windows file extension for this data format is '.dds'. |
| Associated programs | ACDSee, Adobe Photoshop, Corel Photo-Paint, GIMP | Adobe Photoshop |
| Sample file | sample.jp2 | sample.dds |
| Wikipedia | JP2 on Wikipedia | DDS on Wikipedia |