lavc/libaribb24: protect handled value with parenthesis in RGB_TO_BGR

03824afd · Jan Ekström · 4beccf40 · 03824afd
隐藏空白更改
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Showing with 1 addition and 1 deletion

libavcodec/libaribb24.c libavcodec/libaribb24.c +1 -1

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--- a/libavcodec/libaribb24.c
+++ b/libavcodec/libaribb24.c
@@ -202,7 +202,7 @@ static int libaribb24_close(AVCodecContext *avctx)
    return 0;
 }

-#define RGB_TO_BGR(c) ((c & 0xff) << 16 | (c & 0xff00) | ((c >> 16) & 0xff))
+#define RGB_TO_BGR(c) (((c) & 0xff) << 16 | ((c) & 0xff00) | (((c) >> 16) & 0xff))

 static int libaribb24_handle_regions(AVCodecContext *avctx, AVSubtitle *sub)
 {