Should fix CID1026775 and CID1026774.

Fixes ticket #2633.

Tested-by: Michael Cinquin

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

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

Prevent use of uninitialized memory / valgrind failure

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

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

Closes #2648.
Signed-off-by: Paul B Mahol <onemda@gmail.com>

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

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

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

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Address trac ticket #2636.

Fixes out of array accesses

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

Fixes a null pointer dereference

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

The counter should not be reset since it detects the
hls segment increasing timeframe.

Fixes ticket #2643.

Reviewed-by: Stefano Sabatini

Fixes out of array access

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

Fixes out of array accesses

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

This is normal, and happens when no extradata was available at decoder
initialization.
Signed-off-by: Paul B Mahol <onemda@gmail.com>

Fixes out of array accesses

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

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

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

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

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

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

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

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

Fixes division by 0

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

This prevents potential integer overflows
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Without this the context state could become inconsistent
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
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:
  apetag: use int64_t for filesize
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '274e134e':
  avconv: check that the output format context exists before accessing it

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

* commit '8b7dffc2':
  lavfi doxy: improve/extend AVFilter doxy.

Conflicts:
	libavfilter/avfilter.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '9835abb6':
  network: uniform ff_listen_bind and ff_listen_connect

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

* commit '7c020e1a':
  movenc: Grow the frag_info array in chunks
Merged-by: Michael Niedermayer <michaelni@gmx.at>