X-Git-Url: https://git.piment-noir.org/?p=deb_ffmpeg.git;a=blobdiff_plain;f=ffmpeg%2Flibavcodec%2Finternal.h;h=f4e12e80847975ec96a714fc91893c8f69abc4a2;hp=dcb2113f6fed81d63f9acee3340aac3c79618ed2;hb=f6fa7814ccfe3e76514b36cf04f5cd3cb657c8cf;hpb=2ba45a602cbfa7b771effba9b11bb4245c21bc00

diff --git a/ffmpeg/libavcodec/internal.h b/ffmpeg/libavcodec/internal.h
index dcb2113..f4e12e8 100644
--- a/ffmpeg/libavcodec/internal.h
+++ b/ffmpeg/libavcodec/internal.h
@@ -35,6 +35,8 @@
 
 #define FF_SANE_NB_CHANNELS 63U
 
+#define FF_SIGNBIT(x) ((x) >> CHAR_BIT * sizeof(x) - 1)
+
 #if HAVE_AVX
 #   define STRIDE_ALIGN 32
 #elif HAVE_SIMD_ALIGN_16