lavc: restore copy_block{4,16} functions

They were removed in 9e31729d692f1e721b7ed1a3a0f51b68c064d68f.
PAF demuxer and decoder

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
fate: add PAF audio and video tests

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
xbm: use av_frame_free on close
X-Bitmap decoder
fate: add XBM tests
bmp: add a standalone parser

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
fate: add a bmpparser test
cmdutils: Mark exit_program as av_noreturn
Merge commit 'd37c96213a2a9e1fd8669122d5405f4ce6a99ed8'

* commit 'd37c96213a2a9e1fd8669122d5405f4ce6a99ed8':
  lavc: restore copy_block{4,16} functions

Conflicts:
	libavcodec/copy_block.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '70daeacd6ef8b354dd7d2d77ad393831a5bbf033'

* commit '70daeacd6ef8b354dd7d2d77ad393831a5bbf033':
  PAF demuxer and decoder

Conflicts:
	Changelog
	doc/general.texi
	libavcodec/avcodec.h
	libavcodec/codec_desc.c
	libavcodec/paf.c
	libavcodec/version.h
	libavformat/Makefile
	libavformat/allformats.c
	libavformat/paf.c
	libavformat/version.h

See: 7de4a16508cb9bd2d40855f7114dea14329ef62a, and others
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'a7a5e3850ecd94e726ad2272295b9e6c91841cf8'

* commit 'a7a5e3850ecd94e726ad2272295b9e6c91841cf8':
  fate: add PAF audio and video tests

Conflicts:
	tests/fate/audio.mak
	tests/fate/video.mak

See: 101615c7ff37afe5e6a951838cbbbb92b7485473
See: 409cc4588329633326b32a5245b085c543689471
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '792e4c21f212979f0e29bcdf107cb6b4f51645a4'

* commit '792e4c21f212979f0e29bcdf107cb6b4f51645a4':
  xbm: use av_frame_free on close

Conflicts:
	libavcodec/xbmenc.c

No change as the buggy code is not part of FFmpeg

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '678082b409aca711f9cf991df6b0200116489322'

* commit '678082b409aca711f9cf991df6b0200116489322':
  X-Bitmap decoder

Conflicts:
	Changelog
	libavcodec/Makefile
	libavcodec/allcodecs.c
	libavcodec/version.h
	libavcodec/xbmdec.c

See: a0340dfbd78df7639715056937011d2d414aaeed
Merged-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/xbmdec: merge ptr increase into dereference

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/xbmdec: support X10 format

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '991362fab49b60d34d89b7b7d6dd00fbec3ce022'

* commit '991362fab49b60d34d89b7b7d6dd00fbec3ce022':
  fate: add XBM tests

Conflicts:
	tests/fate/image.mak

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'fb5cf145b6bcfa4f83af94398e5560c1132cc410'

* commit 'fb5cf145b6bcfa4f83af94398e5560c1132cc410':
  bmp: add a standalone parser

Conflicts:
	Changelog
	libavcodec/bmp_parser.c
	libavcodec/version.h

See: 011ce89dba5c0c764abc5f39acb6368f580742e3 and others
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'qatar/master'

* qatar/master:
  fate: add a bmpparser test

Conflicts:
	tests/fate/image.mak

Merged-by: Michael Niedermayer <michaelni@gmx.at>
fate/aliaspix: Use standard test sample

This also uses samples with odd resolution which should provide better coverage

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