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cpu: add av_set_cpu_flags_mask().

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This commit is contained in:
Anton Khirnov
2012-03-04 16:08:48 +01:00
parent 338978a7c1
commit 4d851f8dcf
4 changed files with 23 additions and 2 deletions
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12
libavutil/cpu.c
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@@ -19,9 +19,11 @@
#include "cpu.h"
#include "config.h"
static int cpuflags_mask, checked;
int av_get_cpu_flags(void)
{
static int flags, checked;
static int flags;
if (checked)
return flags;
@@ -30,10 +32,18 @@ int av_get_cpu_flags(void)
if (ARCH_PPC) flags = ff_get_cpu_flags_ppc();
if (ARCH_X86) flags = ff_get_cpu_flags_x86();
flags &= cpuflags_mask;
checked = 1;
return flags;
}
void av_set_cpu_flags_mask(int mask)
{
cpuflags_mask = mask;
checked = 0;
}
#ifdef TEST
#undef printf