Format selection can fail if unknown channel layouts are used
with filters that do not support it.

Fix trac ticket #3110.

Don't trust provided streams.
Return with error when stream count is not 1 or
provided stream is not an audio stream.

Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>

Current implementation didn't include duration of
last processed packet.
Device may return negative timestamps without
this correction.

Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>

Fixes Ticket3106

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

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

This excludes many changes that worsen readability

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

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

this is valid for both vp8 & vp9 and necessary for lossless in the
latter

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

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

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

same as their vpxenc equivalents:
-lossless
-tile-columns
-tile-rows
-frame-parallel

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

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

This reduces their size from O(n) to O(1)

Fixes Ticket3078

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

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

Before, it just returned width/height. Correct is width/height*sar.

That way it is consistent with DAR as in probe output and setdar.

Signed-off-by: Rudolf Polzer <divverent@xonotic.org>
Signed-off-by: Anton Khirnov <anton@khirnov.net>

Example: -vf setsar=sar="sar*9/10"

Signed-off-by: Rudolf Polzer <divverent@xonotic.org>
Signed-off-by: Anton Khirnov <anton@khirnov.net>

the current options are left for both to provide command line compatibility

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

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

* qatar/master:
  os_support: Add #endif comments for better readability

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

* commit 'c68d4c230ad8ca85af3999a6af8e582c43620d58':
  mpeg4video_parser: K&R formatting cosmetics

Conflicts:
	libavcodec/mpeg4video_parser.c

Merged-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>

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>

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: Diego Biurrun <diego@biurrun.de>

* qatar/master:
  Add an HDS live fragmenting muxer

Conflicts:
	Changelog
	libavformat/version.h

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

* commit 'dc6ea00cd2b91b591e6726e5bf1d5e03a4a9bdd0':
  mpeg4video: K&R formatting cosmetics

Conflicts:
	libavcodec/mpeg4video.h

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

* commit '037fea388e0df2a22441bc1ed86794152161baf1':
  flashsv: K&R formatting cosmetics

Conflicts:
	libavcodec/flashsv.c

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

* commit '1700b4e678ed329611a16b20d11e64b7abda4839':
  x86: vp8dsp: Split loopfilter code into a separate file

Conflicts:
	libavcodec/x86/Makefile

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

* commit '056fd4fe65e70b4dbca97bcf7faf8b7ce3df993f':
  configure: Properly check for availability of -Wno-foo warning flags

Conflicts:
	configure

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

* commit '23157d72b565e0228fec97f1eb059d4f8021a260':
  configure: Split test_cflags function off from check_cflags

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

HDS fragments basically are FLV fragments wrapped in an ISO
media mdat atom.

Signed-off-by: Martin Storsjö <martin@martin.st>

* commit 'd1c229cdbc07ef8eb703d68d1c5b509baee85245':
  lavf: do not use int to store an int64

Conflicts:
	libavformat/utils.c

See: ad56535dd1
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '57070b1468edc6ac8cb3696c817f3c943975d4c1':
  flashsv: Check diff_start diff_height values

Conflicts:
	libavcodec/flashsv.c

See: 880c73cd76
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '4a64e67988dd01005efb1ae831bff14c1656b573':
  flashsv: Refactor a little

Merged-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>

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

Signed-off-by: Diego Biurrun <diego@biurrun.de>

Also improve some log message wording/spelling.

Signed-off-by: Diego Biurrun <diego@biurrun.de>