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BC
public
external
ffmpeg
Commits
710441c2
Commit
710441c2
authored
Apr 01, 2009
by
David Conrad
Browse files
Add SSE4 detection support
Originally committed as revision 18302 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
41913a35
Changes
2
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Side-by-side
libavcodec/avcodec.h
View file @
710441c2
...
...
@@ -1462,6 +1462,8 @@ typedef struct AVCodecContext {
#define FF_MM_3DNOWEXT 0x0020 ///< AMD 3DNowExt
#define FF_MM_SSE3 0x0040 ///< Prescott SSE3 functions
#define FF_MM_SSSE3 0x0080 ///< Conroe SSSE3 functions
#define FF_MM_SSE4 0x0100 ///< Penryn SSE4.1 functions
#define FF_MM_SSE42 0x0200 ///< Nehalem SSE4.2 functions
#define FF_MM_IWMMXT 0x0100 ///< XScale IWMMXT
#define FF_MM_ALTIVEC 0x0001 ///< standard AltiVec
...
...
libavcodec/x86/cpuid.c
View file @
710441c2
...
...
@@ -85,7 +85,11 @@ int mm_support(void)
if
(
ecx
&
1
)
rval
|=
FF_MM_SSE3
;
if
(
ecx
&
0x00000200
)
rval
|=
FF_MM_SSSE3
rval
|=
FF_MM_SSSE3
;
if
(
ecx
&
0x00080000
)
rval
|=
FF_MM_SSE4
;
if
(
ecx
&
0x00100000
)
rval
|=
FF_MM_SSE42
;
#endif
;
}
...
...
@@ -105,13 +109,15 @@ int mm_support(void)
}
#if 0
av_log(NULL, AV_LOG_DEBUG, "%s%s%s%s%s%s%s%s\n",
av_log(NULL, AV_LOG_DEBUG, "%s%s%s%s%s%s%s%s
%s%s
\n",
(rval&FF_MM_MMX) ? "MMX ":"",
(rval&FF_MM_MMXEXT) ? "MMX2 ":"",
(rval&FF_MM_SSE) ? "SSE ":"",
(rval&FF_MM_SSE2) ? "SSE2 ":"",
(rval&FF_MM_SSE3) ? "SSE3 ":"",
(rval&FF_MM_SSSE3) ? "SSSE3 ":"",
(rval&FF_MM_SSE4) ? "SSE4.1 ":"",
(rval&FF_MM_SSE42) ? "SSE4.2 ":"",
(rval&FF_MM_3DNOW) ? "3DNow ":"",
(rval&FF_MM_3DNOWEXT) ? "3DNowExt ":"");
#endif
...
...
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