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authorMoonchild <mcwerewolf@gmail.com>2018-02-06 12:03:37 +0100
committerGitHub <noreply@github.com>2018-02-06 12:03:37 +0100
commit5cc30e0f603a030b97b7be37a7aa5d22d13f7a07 (patch)
tree01875b465e2f7749cc8f87f1df756b2cb2ca2596 /media/ffvpx/libavutil/utils.c
parent389c60da5e01761f4a11ef539ffa26e4c1b17875 (diff)
parent30bfbb3f97bd64b7838bcb55c98fa698b1bcc9d2 (diff)
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Merge pull request #10 from trav90/media-work
Update FFmpeg code to n3.2-65-gee56777
Diffstat (limited to 'media/ffvpx/libavutil/utils.c')
-rw-r--r--media/ffvpx/libavutil/utils.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/media/ffvpx/libavutil/utils.c b/media/ffvpx/libavutil/utils.c
index f409f3221..36e4dd5fd 100644
--- a/media/ffvpx/libavutil/utils.c
+++ b/media/ffvpx/libavutil/utils.c
@@ -125,3 +125,16 @@ AVRational av_get_time_base_q(void)
{
return (AVRational){1, AV_TIME_BASE};
}
+
+void av_assert0_fpu(void) {
+#if HAVE_MMX_INLINE
+ uint16_t state[14];
+ __asm volatile (
+ "fstenv %0 \n\t"
+ : "+m" (state)
+ :
+ : "memory"
+ );
+ av_assert0((state[4] & 3) == 3);
+#endif
+}