Fixes CID980005 and CID980004.
Signed-off-by: Paul B Mahol <onemda@gmail.com>

This allows more transparent mixing of get_bits and whole-byte access
without having to touch get_bits internals.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes CID970924
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Also return meaningful error code.

Set ret to 0 before enumerating standards in v4l2_set_parameters(), avoid
use of uninitialized variable.

Regression introduced in 60950adc.

Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes null pointer dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array read

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This could have caused out of array reads
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array read

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

In particular, avoid use of non-thread-safe strerror(), and store errno
before calling av_log().

Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The mkv demuxer sometimes finds 12 bytes of realmedia
extradata after the matroska real audio properties.

This reverts commit d8082065, reversing
changes made to 30085bd4.

This is not needed

Requested-by: Marton Balint

* qatar/master:
  sws: disable yuv2rgb warning for planar rgb.

Conflicts:
	libswscale/yuv2rgb.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '7b41c24c':
  sws: dont enable chrSrcHSubSample for planar RGB

Conflicts:
	libswscale/utils.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Respect order of call during the filter lifecycle, improve readability.

Rely on generic utilities for computing each plane linesize.

In particular, add support to NV12/21 formats and avoid use of
PIX_FMT_PLANAR pixdesc flag, whose semantics is questionable.

It also fixes various crashes.

* commit 'e58013dd':
  sws: use planarRgbToRgbWrapper only for 8bit per component

Conflicts:
	libswscale/swscale_unscaled.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'd6d5ef55':
  sws: GBRP9, GBRP10, and GBRP16 output support

Conflicts:
	libswscale/output.c
	libswscale/utils.c
	tests/ref/lavfi/pixdesc
	tests/ref/lavfi/pixfmts_copy
	tests/ref/lavfi/pixfmts_null
	tests/ref/lavfi/pixfmts_scale
	tests/ref/lavfi/pixfmts_vflip
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '81726a4f':
  FATE: add tests for additional flavors of asf cover art
  asfdec: do not assume every AVStream has a corresponding ASFStream
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'f5fac6f7':
  asfdec: support reading ID3v2 tags in ASF files

Conflicts:
	Changelog
	libavformat/asfdec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'db0a9432':
  avplay: apply the stream sample_aspect_ratio to decoded video frames
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '84b721db':
  asfdec: also read Metadata Library Object
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '61f9ad2d':
  asfdec: read the full Metadata Object, not just aspect ratio information
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '36fab50e':
  asfdec: silence a warning
  mss4, ra288: Remove unused DSPContext local codec context members
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Some real codecs are supported by the matroska specification
(and FFmpeg's matroska demuxer) but not the FFmpeg muxer.

This fixes various poorly choosen pixel format cases.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

get_pix_fmt_score() returns a score representing the amount
of loss when converting a pixel format
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Native il video filter is now available.
Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>