xbmdec: fix off by one error in scanf()

Fixes out of array access

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 88c1b0e7a852e48d9f0e3d79c44edaa86e59acfe)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avformat/utils: Keep internal and external av_read_frame() packets in sync.

Otherwise, during error conditions, the caller will be left with
dangling pointers to a destructed packet => boom.

BUG=242786
TEST=ffmpeg_regression_tests

Commit slightly simplified by commiter
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c54a1565f512858ccfa70392f40f11c098bc1b63)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
update all trac links to use the trac subdomain

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/flashsv: check diff_start/height

Fixes out of array accesses
Fixes Ticket2844

Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 880c73cd76109697447fbfbaa8e5ee5683309446)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/rpza: Perform pointer advance and checks before using the pointers

Fixes out of array accesses
Fixes Ticket2850

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3819db745da2ac7fb3faacb116788c32f4753f34)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
jpeg2000: check log2_cblk dimensions

Fixes out of array access
Fixes Ticket2895

Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 9a271a9368eaabf99e6c2046103acb33957e63b7)

Conflicts:

	libavcodec/jpeg2000dec.c

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '072be3e8969f24113d599444be4d6a0ed04a6602'

* commit '072be3e8969f24113d599444be4d6a0ed04a6602':
  h264: set parameters from SPS whenever it changes

Conflicts:
	libavcodec/h264.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit b9d887c225466576ae80ef7f2b109e866ff137b2)

Conflicts:

	libavcodec/h264.c
h264: skip error concealment when SPS and slices are mismatching

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 695af8eed642ff0104834495652d1ee784a4c14d)

Conflicts:

	libavcodec/h264.c
lavf/matroskaenc: Check for valid metadata before creating tags

Tags must have at least one SimpleTag element to be spec conformant.
Updated lavf-mkv and seek-lavf-mkv FATE references as the tests were affected by
this.

Fixes ticket #2785

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 088ed5314694031e07e02e9d364c9d486a60e704)

Conflicts:
	tests/ref/lavf/mkv
	tests/ref/seek/lavf-mkv
matroskaenc: simplify mkv_check_tag()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 066111bf19518a9f4d836991b34dbfc5ab72a41a)
matroskadec: Improve TTA duration calculation

Calculate the duration as accurately as possible to improve decoding of samples
where the last frame is smaller than the rest.

Signed-off-by: James Almer <jamrial@gmail.com>
Approved-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit af248fa1174200acb537a6ab1198bb2fed38e884)

Conflicts:
	libavformat/matroskadec.c
avformat/matroskadec: check out_samplerate before using it in av_rescale()

Prevent assertion failure with damaged input

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 338f8b2eaf36f078eb5cc26ac10e651dc4c48243)
matroska_read_seek: Fix used streams for subtitle index compensation

Might fix Ticket1907 (I have no testcase so i cant test)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 4758e32a6c48044f77102a49110c79b4f338f648)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
doc/encoders: Add documentation for libmp3lame

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 4703a345fb41b14fe28f7e6bf7f60bb2213aa9e0)

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
doc/encoders: Add libvo-aacenc doc

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit ba7cb4807f050c401f8fd7ef1d1065b138358135)

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

Conflicts:
	doc/encoders.texi
doc/encoders: Add libvo-amrwbenc doc

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 0ec65aa1046a4417d5c7dfcf8faeecde60e3fe00)

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

Conflicts:
	doc/encoders.texi
doc/decoders: Document libcelt

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit e3580449221c79cf611995dc7e2fcb61dd867d4c)

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
doc/encoders: Add libopencore-amrnb doc

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 9ead06057acfcc43bcb99a63a7c58543007b2847)

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
doc/decoders: Document libgsm decoder

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c16496c3770fa083472ab86146c18dc96c1feea7)

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
doc/decoders: Document libilbc decoder

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 8cdea50f6eee1271e24ff0c9590522f8323e87fe)

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