avformat/utils: compute_pkt_fields: Fix DTS for the case where has_b_frames is too large but the correct one is constant

Fixes issue1.m2ts
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This fixes the first few dts after find_stream_info
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

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

As reported by irc user aca.
The files in compat/avisynth are maintained elsewhere, no changes.

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

Fixes out of array read
Fixes: 1cb91c36c4e55463f14aacb9bdf55b38-asan_heap-oob_106cbce_5617_cov_11212800_h264_mmx_chroma_intra_lf.mp4
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* qatar/master:
  mxf: Add DNxHD UL

See: 2ff540a0Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'a9099e04':
  mxf: Add uncompressed 422 8-bit rawvideo UL

Conflicts:
	libavformat/mxf.c

See: 51d632ccMerged-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Reynaldo H. Verdejo Pinochet <r.verdejo@sisa.samsung.com>

Signed-off-by: Reynaldo H. Verdejo Pinochet <r.verdejo@sisa.samsung.com>

* cehoyos/master:
  Do not warn about missing start time for unknown streams.
  Only complain about missing frame rate for video streams.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

tiny_ssim is build on the host, not the target and the HAVE_* are set for the
target.
This patch fixes building tiny_ssim when HAVE_* differed between target and host
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Note that the old DNxHD UL is actually JPEG 2000 according to RP224.
Leaving it as-is for now.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

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

* qatar/master:
  libvorbis: Give consistent names to all functions, structs, and defines

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

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

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

regression since f777504fSigned-off-by: Michael Niedermayer <michaelni@gmx.at>

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

* qatar/master:
  h264: Lower bound check for slice offsets

Conflicts:
	libavcodec/h264.c

See: 91253839Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '5c79d2e1':
  avconv: Do not divide by zero

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

* commit 'd6a27f88':
  configure: Add usan to the toolchain presets
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '2b0bb699':
  configure: Move cpunop into ARCH_EXT_LIST_X86

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

* commit '6adf4290':
  configure: Move inet_aton check into network function check block
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '9c029f67':
  aarch64: use EXTERN_ASM consistently for exported symbols
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '996697e2':
  x86: float dsp: unroll SSE versions

See: 133b3420Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'ef010f08':
  dca: replace some memcpy by AV_COPY128

See: 5a48caa3Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '982b596e':
  h264: avoid undefined behavior in chroma motion compensation
Merged-by: Michael Niedermayer <michaelni@gmx.at>

And use the value from the specification.

Sample-Id: 00000451-google
Found-by: Mateusz j00ru Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

clang-3.4 and gcc-4.9 have it.

It is a processor feature, so it belongs there.

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

* cigaes/master:
  ffmpeg: make reading packets from thread blocking.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* qatar/master:
  mpeg4video_parser: Drop pointless av_-prefix from static function
Merged-by: Michael Niedermayer <michaelni@gmx.at>