pillow v8.3.0 Release Notes
Release Date: 2021-07-01 // almost 3 years ago-
🖨 Use snprintf instead of sprintf. CVE-2021-34552 #5567 [radarhere]
Limit TIFF strip size when saving with LibTIFF #5514 [kmilos]
👍 Allow ICNS save on all operating systems #4526 [baletu, radarhere, newpanjing, hugovk]
De-zigzag JPEG's DQT when loading; deprecate convert_dict_qtables #4989 [gofr, radarhere]
Replaced xml.etree.ElementTree #5565 [radarhere]
🚚 Moved CVE image to pillow-depends #5561 [radarhere]
➕ Added tag data for IFD groups #5554 [radarhere]
👌 Improved ImagePalette #5552 [radarhere]
➕ Add DDS saving #5402 [radarhere]
👌 Improved getxmp() #5455 [radarhere]
Convert to float for comparison with float in IFDRational eq #5412 [radarhere]
👍 Allow getexif() to access TIFF tag_v2 data #5416 [radarhere]
Read FITS image mode and size #5405 [radarhere]
🔀 Merge parallel horizontal edges in ImagingDrawPolygon #5347 [radarhere, hrdrq]
👉 Use transparency behind first GIF frame and when disposing to background #5557 [radarhere, zewt]
Avoid unstable nature of qsort in Quant.c #5367 [radarhere]
Copy palette to new images in ImageOps expand #5551 [radarhere]
Ensure palette string matches RGB mode #5549 [radarhere]
Do not modify EXIF of original image instance in exif_transpose() #5547 [radarhere]
🛠 Fixed default numresolution for small JPEG2000 images #5540 [radarhere]
➕ Added DDS BC5 reading #5501 [radarhere]
Raise an error if ImageDraw.textbbox is used without a TrueType font #5510 [radarhere]
➕ Added ICO saving in BMP format #5513 [radarhere]
👀 Ensure PNG seeks to end of previous chunk at start of load_end #5493 [radarhere]
👀 Do not allow TIFF to seek to a past frame #5473 [radarhere]
Avoid race condition when displaying images with eog #5507 [mconst]
➕ Added specific error messages when ink has incorrect number of bands #5504 [radarhere]
👍 Allow converting an image to a numpy array to raise errors #5379 [radarhere]
✂ Removed DPI rounding from BMP, JPEG, PNG and WMF loading #5476, #5470 [radarhere]
✂ Remove spikes when drawing thin pieslices #5460 [xtsm]
⚡️ Updated default value for SAMPLESPERPIXEL TIFF tag #5452 [radarhere]
✂ Removed TIFF DPI rounding #5446 [radarhere, hugovk]
Include code in WebP error #5471 [radarhere]
Do not alter pixels outside mask when drawing text on an image with transparency #5434 [radarhere]
👀 Reset handle when seeking backwards in TIFF #5443 [radarhere]
Replace sys.stdout with sys.stdout.buffer when saving #5437 [radarhere]
🛠 Fixed UNDEFINED TIFF tag of length 0 being changed in roundtrip #5426 [radarhere]
🛠 Fixed bug when checking FreeType2 version if it is not installed #5445 [radarhere]
Do not round dimensions when saving PDF #5459 [radarhere]
➕ Added ImageOps contain() #5417 [radarhere, hugovk]
🔄 Changed WebP default "method" value to 4 #5450 [radarhere]
Switched to saving 1-bit PDFs with DCTDecode #5430 [radarhere]
👉 Use bpp from ICO header #5429 [radarhere]
Corrected JPEG APP14 transform value #5408 [radarhere]
🔄 Changed TIFF tag 33723 length to 1 #5425 [radarhere]
🔄 Changed ImageMorph incorrect mode errors to ValueError #5414 [radarhere]
➕ Add EXIF tags specified in EXIF 2.32 #5419 [gladiusglad]
Treat previous contents of first GIF frame as transparent #5391 [radarhere]
⏪ For special image modes, revert default resize resampling to NEAREST #5411 [radarhere]
👍 JPEG2000: Support decoding subsampled RGB and YCbCr images #4996 [nulano, radarhere]
Stop decoding BC1 punchthrough alpha in BC2&3 #4144 [jansol]
👉 Use zero if GIF background color index is missing #5390 [radarhere]
🛠 Fixed ensuring that GIF previous frame was loaded #5386 [radarhere]
🛠 Valgrind fixes #5397 [wiredfool]
Round down the radius in rounded_rectangle #5382 [radarhere]
🛠 Fixed reading uncompressed RGB data from DDS #5383 [radarhere]