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-rw-r--r--libswscale/swscale.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index 5030a6b623..33f47795ef 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -1301,13 +1301,12 @@ static inline void monoblack2Y(uint8_t *dst, const uint8_t *src, long width, uin
//Note: we have C, MMX, MMX2, 3DNOW versions, there is no 3DNOW+MMX2 one
//Plain C versions
-#if !HAVE_MMX || CONFIG_RUNTIME_CPUDETECT || !CONFIG_GPL
+#if (!HAVE_MMX && !HAVE_ALTIVEC) || CONFIG_RUNTIME_CPUDETECT || !CONFIG_GPL
#define COMPILE_C
#endif
#if ARCH_PPC
#if (HAVE_ALTIVEC || CONFIG_RUNTIME_CPUDETECT) && CONFIG_GPL
-#undef COMPILE_C
#define COMPILE_ALTIVEC
#endif
#endif //ARCH_PPC