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gnu: ffmpeg and vlc: Rely on runtime cpu detection.

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* gnu/packages/video.scm (ffmpeg): Pass "--enable-runtime-cpudetect"
  to configure.  Do not disable use of processor features that can be
  detected at runtime.
  (vlc): Rely on runtime cpu detection.  Do not disable use of
  processor features that can be detected at runtime.
This commit is contained in:
Mark H Weaver 2014-08-04 16:11:38 -04:00
parent fe138965af
commit 82fce926f4
1 changed files with 5 additions and 29 deletions
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34
gnu/packages/video.scm
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@ -170,31 +170,11 @@ (define-public ffmpeg
"--enable-libtheora" "--enable-libtheora"
"--enable-libvorbis" "--enable-libvorbis"
"--enable-libvpx" "--enable-libvpx"
;; drop special machine instructions not supported
;; on all instances of the target "--enable-runtime-cpudetect"
,@(if (string-prefix? "x86_64"
(or (%current-target-system) ;; Runtime cpu detection is not implemented on
(%current-system))) ;; MIPS, so we disable some features.
'()
'("--disable-amd3dnow"
"--disable-amd3dnowext"
"--disable-mmx"
"--disable-mmxext"
"--disable-sse"
"--disable-sse2"))
"--disable-altivec"
"--disable-sse3"
"--disable-ssse3"
"--disable-sse4"
"--disable-sse42"
"--disable-avx"
"--disable-fma4"
"--disable-avx2"
"--disable-armv5te"
"--disable-armv6"
"--disable-armv6t2"
"--disable-vfp"
"--disable-neon"
"--disable-mips32r2" "--disable-mips32r2"
"--disable-mipsdspr1" "--disable-mipsdspr1"
"--disable-mipsdspr2" "--disable-mipsdspr2"
@ -270,10 +250,6 @@ (define-public vlc
(arguments (arguments
`(#:configure-flags `(#:configure-flags
`("--disable-a52" ; FIXME: reenable once available `("--disable-a52" ; FIXME: reenable once available
"--disable-mmx" ; FIXME: may be enabled on x86_64
"--disable-sse" ; 1-4, no separate options available
"--disable-neon"
"--disable-altivec"
,(string-append "LDFLAGS=-Wl,-rpath -Wl," ,(string-append "LDFLAGS=-Wl,-rpath -Wl,"
(assoc-ref %build-inputs "ffmpeg") (assoc-ref %build-inputs "ffmpeg")
"/lib")))) ; needed for the tests "/lib")))) ; needed for the tests