The code should not assert in case of invalid user input. Fails
gracefully instead.

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

This fixes passing fields instead of frames into the decoder.

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>

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

* qatar/master:
  avio: K&R cosmetic formatting

Conflicts:
	libavformat/aviobuf.c

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

* commit '91ac403b1316d59b4f43c4ea0f237e24cec2819a':
  lavf: fix arithmetic overflows in avformat_seek_file()
  mjpeg: initialize input padding after unescaped buffer to zero

Conflicts:
	libavformat/utils.c

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

* commit '18e6f087c4a50bede8449ee164778945480be50c':
  img2: document the options available
  hls: improve options description
  hls: use a meaningful long name
  hls: add start_number option
  h264: check for invalid zeros_left before writing

Conflicts:
	doc/demuxers.texi
	doc/muxers.texi

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

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

Fixes ticket #1218

Fixes rare race condition leading to null pointer dereferences.

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

This should fix build (include is necessary for ff_get_buffer).

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

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

Successfully opening a device altered the ret variable, making the function
not cleanup properly and return an incorrect value for errors that happened
afterwards.

Reviewed-by: Stefano Sabatini <stefasab@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The values compared here can be more than INT64_MAX apart.  Since the
difference is always positive, converting to uint64_t before subtracting
gives the correct result without overflows.

Signed-off-by: Mans Rullgard <mans@mansr.com>

samples created with

"cjpeg -grayscale -sample 1x3 / 1x4 / 3x1 / 3x3 / 4x1 / 4x3 / 4x4"

http://www.datafilehost.com/download-d828329d.html

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

Core I7 (Sandy Bridge) 135 to 107 cycles
Core i5 (Arrandale) 162 to 142 (Thanks to Christophe Gisquet for testing)

Reviewed-by: Christophe Gisquet <christophe.gisquet@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Stefano Sabatini <stefasab@gmail.com>

Signed-off-by: Stefano Sabatini <stefasab@gmail.com>

Fixes valgrind --undef-value-errors=yes warnings caused by valid
overreads in the fate vsynth jpegls, cover-art-ape and cover-art-wv
tests.

Prevent an invalid write into coeffs[scantable[-1]] if zeros_left
itself was an invalid VLC code (and thus -1).

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

* qatar/master:
  golomb: use unsigned arithmetics in svq3_get_ue_golomb()
  x86: float_dsp: fix loading of the len parameter on x86-32
  takdec: fix initialisation of LOCAL_ALIGNED array
  takdec: fix initialisation of LOCAL_ALIGNED array

Conflicts:
	libavcodec/rv30.c
	libavcodec/svq3.c
	libavcodec/takdec.c

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

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

* commit '57231e4d5b467833fb289439cd35a92513bb55c1':
  tak: demuxer, parser, and decoder

Not merged as requested by Author and Maintainer of tak in FFmpeg.
I just merged a few typo fixes and minor cosmetic improvments.

Conflicts:
	Changelog
	libavcodec/Makefile
	libavcodec/allcodecs.c
	libavcodec/avcodec.h
	libavcodec/tak.c
	libavcodec/tak.h
	libavcodec/tak_parser.c
	libavcodec/takdec.c
	libavcodec/version.h
	libavformat/takdec.c
	libavformat/version.h

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

Justin's version has more features but is otherwise equivalent from the
point of view of the syntax.

Spotted by ubitux.

* commit '096abfa15052977eed93f0b5e01afd2d47c53c1f':
  parser: fix large overreads
  bitstream: add get_bits64() to support reading more than 32 bits at once
  arm: detect cpu features at runtime on Linux

Conflicts:
	libavcodec/parser.c
	libavformat/mpegts.c

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

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

Renaming because of name conflict

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

* commit 'b326755989b346d0d935e0628e8865f9b2951c30':
  arm: rename ARMVFP config symbol to VFP

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

* commit '637606de2d2e0af0a9fa2f23f943765d7d7c5cd5':
  configure: arm: make _inline arch ext symbols depend on inline_asm
  arm: use HAVE*_INLINE/EXTERNAL macros for conditional compilation

Conflicts:
	configure
	libavcodec/arm/dca.h

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