x86/synth_filter: add synth_filter_sse

Build only on x86_32 targets.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
x86/synth_filter: add synth_filter_avx

Sandy Bridge Win64:
180 cycles in ff_synth_filter_inner_sse2
150 cycles in ff_synth_filter_inner_avx

Also switch some instructions to a three operand format to avoid
assembly errors with Yasm 1.1.0 or older.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
oggparsevorbis: export replaygain tags from Vorbis comments

Signed-off-by: Anton Khirnov <anton@khirnov.net>
replaygain: remove unused variable

Signed-off-by: Anton Khirnov <anton@khirnov.net>
x86/synth_filter: add synth_filter_fma3

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
af_volume: implement replaygain pre-amplification

This adds a new "replaygain_preamp" option to the filter, and simply adds its
value to the replaygain gain value.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
af_ashowinfo: print a more descriptive name for AV_MATRIX_ENCODING_DOLBY
Merge commit '0048deb84cb6d22ba7f4fd7c8b4ecc054fcc22d4'

* commit '0048deb84cb6d22ba7f4fd7c8b4ecc054fcc22d4':
  oggparsevorbis: export replaygain tags from Vorbis comments

Conflicts:
	libavformat/Makefile
	libavformat/oggparsevorbis.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'b97f2c7c49e35724f3963677f8aeee28089dc64e'

* commit 'b97f2c7c49e35724f3963677f8aeee28089dc64e':
  replaygain: remove unused variable

See: c01ddf845dcb655e6d6a3382e24bf3af63bad83c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'c74b86699c86bdf62e8570f41d8a38be5710baa3'

* commit 'c74b86699c86bdf62e8570f41d8a38be5710baa3':
  x86/synth_filter: add synth_filter_fma3
  x86/synth_filter: add synth_filter_avx
  x86/synth_filter: add synth_filter_sse

Conflicts:
	libavcodec/x86/dcadsp.asm
	libavcodec/x86/dcadsp_init.c

See: 64672098361361cd15d37e36f747ab44de5b80ca
See: 68c3ed936a76c3ff7738f602fa90237ac7e3ce08
See: 7fd64e3e36f79204c0eda7cacce6884c14ddc1fb
See: aa1f38015cb0d04a5c50a8957dd7aba79f0d8882
See: dfd865e51b890d9be394804bccddf55198f4a251
Merged-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/x86/dcadsp_init: fix compilation failure without FMA3

alternatively the call could be put under #if or the #if
over the function removed

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'a49aa440c939e221194f8d95bf98673f8cf38a06'

* commit 'a49aa440c939e221194f8d95bf98673f8cf38a06':
  af_volume: implement replaygain pre-amplification

Conflicts:
	doc/filters.texi

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

* qatar/master:
  af_ashowinfo: print a more descriptive name for AV_MATRIX_ENCODING_DOLBY

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