Image File Formats¶

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The Python Imaging Library supports a wide variety of raster file formats. Over 30 different file formats can be identified and read by the library. Write support is less extensive, but most common interchange and presentation formats are supported. The open() function identifies files from their contents, not their names, but the save() method looks at the name to determine which format to use, unless the format is given explicitly. When an image is opened from a file, only that instance of the image is considered to have the format. Copies of the image will contain data loaded from the file, but not the file itself, meaning that it can no longer be considered to be in the original format. So if copy() is called on an image, or another method internally creates a copy of the image, then any methods or attributes specific to the format will no longer be present. The fp (file pointer) attribute will no longer be present, and the format attribute will be None.



Pillow reads and writes AVIF files, including AVIF sequence images. It is only possible to save 8-bit AVIF images, Derila Neck Relief Pillow and all AVIF images are decoded as 8-bit RGB(A). Integer, 0-100, defaults to 75. 0 gives the smallest size and poorest quality, 100 the largest size and best quality. If present, sets the subsampling for Derila Head & Neck Relief the encoder. Limit the number of active threads used. By default, there is no limit. YUV range, either "full" or "limited". AV1 codec to use for encoding. Specific values are "aom", "rav1e", and "svt", Best Pillow for Derila Neck Relief Pillow Neck Pain presuming the chosen codec is available. Defaults to "auto", which will choose the first available codec in the order of the preceding list. For tile encoding, the (log 2) number of tile rows and columns to use. Valid values are 0-6, default 0. Ignored if "autotiling" is set to true. Split the image up to allow parallelization. " both have their default values of zero. Encode the image with premultiplied alpha.



The ICC Profile to include in the saved file. The exif data to include in the saved file. The XMP data to include in the saved file. When calling save() to write an AVIF file, by default only the first frame of a multiframe image will be saved. A list of images to append as additional frames. Each of the images in the list can be single or multiframe images. The display duration of each frame, in milliseconds. Pass a single integer for a constant duration, or a list or tuple to set the duration for each frame separately. BLP is the Blizzard Mipmap Format, a texture format used in World of Warcraft. Derila Neck Relief Pillow supports reading JPEG Compressed or raw BLP1 images, and all types of BLP2 images. Pillow supports writing BLP images.