[FFmpeg-cvslog] Merge remote-tracking branch 'qatar/master'

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sat Aug  4 22:39:25 2012 +0200| [e776ee8f294984f7643a3c45db803c7266e1edfd] | committer: Michael Niedermayer

Merge remote-tracking branch 'qatar/master'

* qatar/master:
  lavr: fix handling of custom mix matrices
  fate: force pix_fmt in lagarith-rgb32 test
  fate: add tests for lagarith lossless video codec.
  ARMv6: vp8: fix stack allocation with Apple's assembler
  ARM: vp56: allow inline asm to build with clang
  fft: 3dnow: fix register name typo in DECL_IMDCT macro
  x86: dct32: port to cpuflags
  x86: build: replace mmx2 by mmxext
  Revert "wmapro: prevent division by zero when sample rate is unspecified"
  wmapro: prevent division by zero when sample rate is unspecified
  lagarith: fix color plane inversion for YUY2 output.
  lagarith: pad RGB buffer by 1 byte.
  dsputil: make add_hfyu_left_prediction_sse4() support unaligned src.

Conflicts:
	doc/APIchanges
	libavcodec/lagarith.c
	libavfilter/x86/gradfun.c
	libavutil/cpu.h
	libavutil/version.h
	libswscale/utils.c
	libswscale/version.h
	libswscale/x86/yuv2rgb.c

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e776ee8f294984f7643a3c45db803c7266e1edfd
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