Changelog

We are operating with semantic versioning.

v17.0.0 (Next)

Major:

• Limited API binary wheels are now built.

• 3.13t (free-threading) will be dropped because of storage limitations.

• When an FFmpeg C function indicates an error, raise av.ArgumentError instead of ValueError/av.ValueError. This helps disambiguate why an exception is being thrown.

• Save space by removing libaom (av1 encoder/decoder); dav1d, stvav1, and hardware, are available.

v16.1.0

Features:

• Add support for Intel QSV codecs by @ladaapp.

• Add AMD AMF hardware decoding by @ladaapp2.

• Add subtitle encoding support by @skeskinen in (#2050).

• Add read/write access to PacketSideData by @skeskinen in (#2051).

• Add yuv422p support for video frame to_ndarray and from_ndarray by @wader in (#2054).

• Add binding for avcodec_find_best_pix_fmt_of_list() by @ndeybach (#2058).

Fixes:

• Fix #2036, #2053, #2057 by @WyattBlue.

v16.0.1

Fixes:

• Add new hwaccel enums by @WyattBlue in (#2030).

v16.0.0

Major:

• Drop Python 3.9, Support Python 3.14.

• Drop support for i686 Linux.

Features:

• Add Filter.Context.process_command() method by @caffeinism in (#2000).

• Add packet side-data handling mechanism by @tikuma-lsuhsc in (#2003).

• Implemented set_chapters method by @DE-AI in (#2004).

• Declare free-threaded support and support 3.13t by @ngoldbaum in (#2005).

• Add writable and copyable attachment and data streams by @skeskinen in (#2026).

Fixes:

• Declare free-threaded support and support 3.13t by @ngoldbaum in (#2005).

• Allow None in FilterContext.push() type stub by @velsinki in (#2015).

• Fix typos

15.X and Below

15.X Changelog <https://pyav.basswood-io.com/docs/15.1/development/changelog.html>