Related to CID1197063

The limit choosen is arbitrary and much larger than what makes sense.
It avoids the need for checking arithmetic operations with the length for overflow
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f9158b01

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

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit d167faaf

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

Fixes h264_mp4toannexb_bsf_failure.mkv
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 289b149c

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

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

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f07cebcd

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

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 6c47a4e9

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

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
(cherry picked from commit ae3d4163

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

This fixes potential divisions by zero and out of array accesses.
Reported-by: Dale Curtis <dalecurtis@chromium.org>
Found-by: inferno@chromium.org
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 2c16bf2d

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

Fixes part of Ticket3256
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 5800b085)

Conflicts:
	libavformat/matroskadec.c

avformat/matroskaenc: wrap V_QUICKTIME codec private in something that looks like its part of quicktime stsd

This is needed for matroska spec compliance
Fixes playback of SVQ3 in matroska with vlc
Fixes Ticket 3256
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 8456bd2c)

Fixes ticket #3362.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit a0911b05)

Fixes playback of some AAC streams, which are otherwise mangled by the
parser, and stss is typically only valid for video anyway.

Fixes a regression since e41ea866

.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 019247bd)

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

* TimothyGu/release/1.0:
  configure: use pkg-config to detect libbluray
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Fixes assertion failure
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 0a8c9020

)

Conflicts:

	libavcodec/utvideoenc.c
(cherry picked from commit 57522ca79cc38c279123596d3288ddbf56fa8903)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array read
Fixes: d4476f68ca1c1c57afbc45806f581963-asan_heap-oob_2266b27_8607_cov_4044577381_snow_chroma_bug.avi
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 61d59703

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

Fixes out of array read
Fixes: 5f9698e86d92f19bb08d54ff0d57027f-signal_sigsegv_b30756_3795_cov_2693691257_ansi256.ans
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit d42ec843

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

Fixes out of array access
Fixes: 14a74a0a2dc67ede543f0e35d834fbbe-asan_heap-oob_49572c_556_cov_215466444_44_001_engine_room.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c919e1ca)

Conflicts:

	libavcodec/msrle.c
(cherry picked from commit bc1c8ec5

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

Prevents out of array writes
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 842b6c14

)

Conflicts:

	libavformat/mpegtsenc.c
(cherry picked from commit e87de3f50b765134588d0b048c32ed4b8acc16fb)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes corruption of context
Fixes: 8835659dde6a4f7dcdf341de6a45c6c8-signal_sigsegv_1dce67b_4564_cov_2504444599_classical_22_16_1_14000_v3c_0_extend_0_29.wma
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit ec9578d5

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

CC:libav-stable@libav.org
(cherry picked from commit 0e830094

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

Fixes NULL pointer dereference
Fixes: signal_sigsegv_1ab8bf4_2847_cov_4254117347_SA10091.vc1
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit b51e9354

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

Prevents out of array accesses with CODEC_FLAG_EMU_EDGE
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 6ba02602

)

Conflicts:

	libavcodec/vmnc.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 7c17207a

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

Fixes out of array access with RC_VARIANCE set to 0
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f1caaa1c

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

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

These occur when no context is set for example, thus they are common
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit a044a183

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

Fixes infinite loop
Fixes Ticket3086
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit cc0e47b5

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

Fixes CID1108610
Fixes use of uninitialized variable
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 2d8ccf0a

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

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 240fd8c9

)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 1e48318802b3caa493a40c0584afc30cc866d9d0)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of bounds access
Fixes CID732170
Fixes CID732169

No filter is known to use this function in a way so the issue can be reproduced.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit ab2bfb85

)

Conflicts:

	libavfilter/avfilter.c
(cherry picked from commit 86591b244f3a27293153896813f5569b49b2f5c0)

Conflicts:

	libavfilter/avfilter.c
(cherry picked from commit 400c4f8fa3fd58951dc3f356b2b00484e3363694)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes Ticket2982
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f31011e9

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

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3728603f)

Conflicts:

	libavcodec/ffv1enc.c

Fixes null pointer dereference
Fixes Ticket2944
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c54aa2fb

)

Conflicts:

	libavcodec/truemotion2.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The current configure fails when static libbluray is compiled with libxml2
support.
Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit baa650cc

)
Signed-off-by: Timothy Gu <timothygu99@gmail.com>

Conflicts:
	configure

q4-q7/d8-d15 are supposed to not be clobbered by the callee.

CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
(cherry picked from commit d307e408)

works around bug in gccs inline asm register assignment
Fixes Ticket3177

gcc from 4.4 to 4.6 is affected at least, no non affected gccs known
clang seems not affected
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 0538b29a)

Such pics behave more like headers which we also dont count.
Fixes Ticket3146
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit a8dec360)

a758c5e2 added probing for various tools, such as AS. Unfortunately, GNU
AS is reading stdin with -v, and thus configure is stalled with
configure arguments such as --as=as.

Fixes Ticket #1898.
(cherry picked from commit dbb41f93)

Fixes Ticket2143
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 1e5271a9)

Do not consider it an error if we have no frames and should discard one.
This condition can easily happen when decoding is started from an I frame

Fixes Ticket2811
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 08a89761)

Conflicts:
	libavcodec/h264_refs.c