Open Source: Blender, Flatpak und Python erhalten Updates

• VSE: Flush audio encode after finishing video export. [rB85c08c9717b]
• FFMPEG: Fix building with older versions that need FFMPEG_USE_DURATION_WORKAROUND. [rB7ec351c0d53]
• VSE: Fix “off by one” error when encoding audio. [rB9511009438d]
• VSE: Fix memory leak when adding bad image/movie strips. [rB54a821e8fd7]
• VSE: Fix video strip duration calculation. [rBd486d248687]
• VSE: Fix seeking issues. [rB00dd68405d8]
• VSE: Fix audaspace not reading ffmpeg files with start offset correctly. [rB489df7ac88c]
• VSE: Use lines to draw waveform. [rBc634d859b21]
• M2T video seeking is broken. [T87967]
• Add sanity NULL checks when loading sound sequences. [rB1a4122d4415]
• wrong address to get boost libraries in /build_files/build_environment/install_deps.sh. [T90719]
• Effect Strip added to a nested Metastrip gets duplicate name (thus inherits fcurves from other Strips). [T90737]
• Memorie spike shrink-wrap and geometry nodes. [T89429]
• Fix: DNA struct alignment on 32 bit. [rB9fb9bf59967]
• Makesdna: Fix detecting 32 bit padding issues. [rB70df9119f46]
• Fix FTBFS on mips64el architecture. [rB9d94b358ca1]
• Fix memory leak with building springs in the cloth simulator. [rB20f04ce62af]
• Knife project leaks memory each time a text, curve, or surface object is used for cutting. [T90791]
• Grease Pencil layer transformations ignored by select tool. [T90690]
• Fix memory leak in edit-mesh dissolve degenerate. [rBe1e2abd4bf0]
• Scale to Fit overflows into a second line. [T89241]
• Memory leak after importing a model/ toggling shading workspace. [T88033]
• ASAN: Trying to Undo a knife-project operation causes heap-use-after-free failure. [T90493]
• blender 2.93.1 fails to build with python 3.10.0b4 (upcoming python 3.10). [T89931]
• Incorrect result of Vector Projection (Geometry Nodes -> Attribute Vector Math). [T90567]
• Grease Pencil Reproject Strokes on surfaces from a camera’s point of view is incorrectly placing the strokes on the Back Faces when canvas is intersecting the object. [T89101]
• Something in Blender can generate invalid (Nan) values in UVMaps. [T79775]
• Blender Crashing when opening file. [T89805]
• bpy.types.Object.parent_bone not reset when clearing a bone parent. [T88498]
• UI bugs in NLA Editor and Action Editor. [T87681]
• Animation channels widgets (graph, action, NLA, *dopesheet*) block input for the search channel, and invert search toggle. [T90364]

• Don't inherit an unusual $XDG_RUNTIME_DIR setting into the sandbox, fixing a regression introduced when CVE-2021-21261 was fixed in 1.8.5 and 1.10.0
• Fix various memory and file descriptor leaks, in particular with flatpak-spawn --env=...
• Fix fd confusion in flatpak-spawn --env=... --forward-fd=..., resolving a regression introduced in 1.8.5 and 1.10.0
• Fix deploys of local remotes in system-helper, possibly involving newer GLib versions
• Fix test failures on non-x86_64 systems
• create-usb: Skip copying extra-data flatpaks
• Improve test coverage on Debian derivatives by ensuring /sbin is in tests' PATH

• PEP 573, Module State Access from C Extension Methods
• PEP 584, Union Operators in dict
• PEP 585, Type Hinting Generics In Standard Collections
• PEP 593, Flexible function and variable annotations
• PEP 602, Python adopts a stable annual release cadence
• PEP 614, Relaxing Grammar Restrictions On Decorators
• PEP 615, Support for the IANA Time Zone Database in the Standard Library
• PEP 616, String methods to remove prefixes and suffixes
• PEP 617, New PEG parser for CPython
• BPO 38379, garbage collection does not block on resurrected objects;
• BPO 38692, os.pidfd_open added that allows process management without races and signals;
• BPO 39926, Unicode support updated to version 13.0.0;
• BPO 1635741, when Python is initialized multiple times in the same process, it does not leak memory anymore;
• A number of Python builtins (range, tuple, set, frozenset, list, dict) are now sped up using PEP 590 vectorcall;
• A number of Python modules (_abc, audioop, _bz2, _codecs, _contextvars, _crypt, _functools, _json, _locale, operator, resource, time, _weakref) now use multiphase initialization as defined by PEP 489;
• A number of standard library modules (audioop, ast, grp, _hashlib, pwd, _posixsubprocess, random, select, struct, termios, zlib) are now using the stable ABI defined by PEP 384.