JPEG-PIL JPEG (ISO 10918)¶
Extensions: .jfif
, .jpe
, .jpg
, .jpeg
A JPEG format based on Pillow.
This format supports grayscale, RGB and RGBA images.
Parameters for reading¶
- exifrotate : bool
- Automatically rotate the image according to exif flag. Default True.
Parameters for saving¶
- quality : scalar
- The compression factor of the saved image (1..100), higher numbers result in higher quality but larger file size. Default 75.
- progressive : bool
- Save as a progressive JPEG file (e.g. for images on the web). Default False.
- optimize : bool
- On saving, compute optimal Huffman coding tables (can reduce a few percent of file size). Default False.
- dpi : tuplw of int
- The pixel density,
(x,y)
. - icc_profile : object
- If present and true, the image is stored with the provided ICC profile. If this parameter is not provided, the image will be saved with no profile attached.
- exif : dict
- If present, the image will be stored with the provided raw EXIF data.
- subsampling : str
- Sets the subsampling for the encoder. See Pillow docs for details.
- qtables : object
- Set the qtables for the encoder. See Pillow docs for details.