Convert Canon RAW 2 (.cr2) to Portable Network Graphics (.png) online for free. Fast, secure image conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .cr2 file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .png file when it's ready.
PNG provides lossless compression for Canon CR2 RAW conversions, preserving every pixel of the demosaiced DSLR image without introducing JPEG-style compression artifacts. Canon DSLRs like the 5D Mark III, 7D Mark II, and 80D capture images with exceptional detail, and PNG ensures none of that detail is lost to lossy compression. This makes PNG the preferred output format for retouching workflows, design compositing, and any application where the image will undergo further processing.
The conversion decodes Canon's lossless JPEG-compressed 14-bit Bayer data, performs high-quality demosaicing, applies the camera's DIGIC color science, and outputs a losslessly compressed 8-bit RGB image. The result opens in every image editor, web browser, and operating system while maintaining pixel-perfect accuracy.
In professional retouching and compositing workflows, working with losslessly compressed source images prevents the accumulation of JPEG artifacts through successive edit-save cycles. Each time a JPEG is re-saved, additional compression artifacts are introduced. PNG eliminates this concern entirely — you can open, edit, and re-save a PNG file indefinitely without any quality degradation.
Graphic designers frequently need Canon DSLR photos as elements in larger compositions — product images on marketing materials, portrait photos on event invitations, architectural photos in proposal documents. PNG's lossless quality and support for transparency make it ideal for these compositing workflows. When a designer extracts a product from its background, the resulting PNG with an alpha channel preserves clean edges without JPEG fringing artifacts.
The CR2's TIFF-based structure is parsed to extract the 14-bit lossless JPEG-compressed Bayer data and Canon makernotes. Demosaicing produces full RGB pixels, which pass through Canon's embedded color matrix for accurate sRGB output. The RGB image is then compressed using PNG's DEFLATE algorithm with predictive row filtering. For a 30 MP Canon 5D Mark IV, the PNG output is approximately 40-70 MB depending on image complexity, compared to 30-35 MB for the source CR2.
PNG output is mathematically lossless — decompressing the PNG yields the exact pixel values produced by demosaicing. There are no DCT artifacts, no chroma subsampling, and no color banding. The quality is limited only by the 8-bit per channel output depth, which maps Canon's 14-bit sensor data into 256 levels per channel. For workflows requiring higher bit depth, 16-bit TIFF is available as an alternative.
| Device | CR2 | PNG |
|---|---|---|
| Windows PC | Partial | Native |
| macOS | Partial | Native |
| iPhone/iPad | Partial | Native |
| Android | Partial | Native |
| Linux | Partial | Native |
| Web Browser | No |
CR2 to PNG is the professional's choice when Canon DSLR photographs need to be losslessly compressed for editing, compositing, or web use. The files are larger than JPEG but preserve absolute pixel accuracy.
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| Native |
Mikä tahansa selain, mikä tahansa laite
| Ominaisuus | CR2 | PNG |
|---|---|---|
| Koko nimi | Canon RAW Image | Portable Network Graphics |
| Tiedostopääte | .cr2 | .png |
| Paras käyttökohde | Canon cameras | Lossless quality |