Av

------

Minor:

- Expose basics of avfilter via ``Filter``.
- Add ``Packet.time_base``.
- Add ``AudioFrame.to_nd_array`` to match same on ``VideoFrame``.
- Update Windows build process.

Patch:

- Further improvements to the logging system.
(:issue:`128`)

------

Minor:

- ``av.logging.set_log_after_shutdown`` renamed to ``set_print_after_shutdown``
- Repeating log messages will be skipped, much like ffmpeg's does by default

Patch:

- Fix memory leak in logging system when under heavy logging loads while
threading.
(:issue:`128` with help from :gh-user:`mkassner` and :gh-user:`ksze`)

------

Major:

- Python IO can write
- Improve build system to use Python's C compiler for function detection;
build system is much more robust
- MSVC support.
(:issue:`115` by :gh-user:`vidartf`)
- Continuous integration on Windows via AppVeyor. (by :gh-user:`vidartf`)

Minor:

- Add ``Packet.decode_one()`` to skip packet flushing for codecs that would
otherwise error
- ``StreamContainer`` for easier selection of streams
- Add buffer protocol support to Packet

Patch:

- Fix bug when using Python IO on files larger than 2GB.
(:issue:`109` by :gh-user:`xxr3376`)
- Fix usage of changed Pillow API

Known Issues:

- VideoFrame is suspected to leak memory in narrow cases on Linux.
(:issue:`128`)

------

- fix library search path for current Libav/Ubuntu 14.04.
(:issue:`97`)
- explicitly include all sources to combat 0.2.3 release problem.
(:issue:`100`)

------

.. warning:: There was an issue with the PyPI distribution in which it required
Cython to be installed.

Major:

- Python IO.
- Aggressively releases GIL
- Add experimental Windows build.
(:issue:`84`)

Minor:

- Several new Stream/Packet/Frame attributes

Patch:

- Fix segfault in audio handling.
(:issue:`86` and :issue:`93`)
- Fix use of PIL/Pillow API.
(:issue:`85`)
- Fix bad assumptions about plane counts.
(:issue:`76`)

------

- Cythonization in setup.py; mostly a development issue.
- Fix for av.InputContainer.size over 2**31.