* cus/stable:
  libzvbi-teletextdec: propagate errors generated in page handler
  libzvbi-teletextdec: dont ignore memory allocation error silently
  libzvbi-teletextdec: output ass subtitles instead of plain text
  ass: move text_event_to_ass from textdec.c to ass.c and export it
  ass: fix error handling in ff_ass_add_subrect
  ass: factor out ff_ass_bprint_dialog
  libzvbi-teletextdec: use AVBPrint for whitespace cleanup
  libzvbi-teletextdec: use option constants instead of strings
  libzvbi-teletextdec: fix indentation after last commit
  libzvbi-teletextdec: support multiple teletext pages in a single packet

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

* qatar/master:
  mpegaudioenc: Move some static tables to MpegAudioContext

Conflicts:
	libavcodec/mpegaudioenc.c
	libavcodec/mpegaudiotab.h

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

* commit '5d6a990c115850326711c2f5be4d9fd33f399616':
  mpegaudioenc: Remove broken integer-only quantization code path

Conflicts:
	libavcodec/mpegaudioenc.c

Mostly not merged, the integer code works fine.

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

Fixes probetest failure

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

Fix infinite loop

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

Fixes probetest failure

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

Fixes probetest failure

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

Fixes probetest failure

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

This allows collecting statistics on probing scores and the amount of data
probing needed for various files and formats.
For example it can be used to find out which formats tend to need more
data for probing or which files are probed with less certain/lower scores

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

The description has been moved to the FFmpeg wiki:
https://trac.ffmpeg.org/wiki/ViterbiAlgorithm

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

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

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Fixes Ticket #1822.

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

After this patch, if a packet contains multiple teletext pages, the teletext
decoder can return the fist page and store the remaining pages in memory, and
return them to the user on the next calls to avcodec_decode_subtitle2.

Signed-off-by: Marton Balint <cus@passwd.hu>

* qatar/master:
  hwaccel: Simplify ff_find_hwaccel

Conflicts:
	libavcodec/mpeg12dec.c

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

This reduces global state and the amount of globally visible tables.

Fixes probetest failure

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

It is always called by passing fields from an AVCodecContext.

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>

Fixes probetest failure

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

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

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

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

The headers and footers are used to integrate Doxygen into Libav's website.
Fixes the Libav-ish look when doing `make apidoc`.

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes probetest failure

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

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

Fixes a particular youtube video that I unfortunately can't share.

Formatted in such a way that DivX certified players can decode it.
Verified on Sony Playstation 3 and Philips DVP3380.

Fixes ticket 2385

Signed-off-by: Erik Olofsson <eaj.olofsson@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

In particular, distinguish if the option was -filter or -filter_script.

Suggested-by: Nicolas George

Avoid the need for multiple potentially inconsistent access operations,
slightly factorize code.

This reduces the amount of data needed to identify dv

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

40% faster probe

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

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

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

a758c5e 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.