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3Delight supports the following image file formats:

Name & ExtensionDescriptionBit Depth
TIFF
.tif

TIFF format.

8-bit integer
16-bit integer
32-bit float
OpenEXR
.exr

Open EXR format using lossless ZIP compression for all layers.

16-bit float
32-bit float
___________ 
OpenEXR (DWAA)
.exr

Open EXR format using lossy DWAA compression for color layers. Layers containing data of another nature, such as normals, use lossless ZIP compression.

The compression level used is the default 45, which is generally imperceptible.

16-bit float
32-bit float
___________ 
OpenEXR (deep) 
.exr

The Open EXR "deep" image format. Each pixel can contain multiple values at different depths.

16-bit float
32-bit float
PNG
.png

PNG format. (Single layer output only.)

8-bit integer
16-bit integer
JPEG
.jpg

JPEG format. (Single layer output only.)


8-bit integer
8-bit images are saved with a sRGB gamma correction. 16-bit integer, 16-bit float and 32-bit float images are saved as "raw" data, without any gamma correction.