avcodec/aac: fix () in IS_CODEBOOK_UNSIGNED macro

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago · fa915d4193
parent 4372fb7a57
commit fa915d4193
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/aac.h
+++ b/libavcodec/aac.h
@ -81,7 +81,7 @@ enum BandType {
    INTENSITY_BT   = 15,    ///< Scalefactor data are intensity stereo positions.
 };
-#define IS_CODEBOOK_UNSIGNED(x) ((x - 1) & 10)
+#define IS_CODEBOOK_UNSIGNED(x) (((x) - 1) & 10)
 enum ChannelPosition {
    AAC_CHANNEL_OFF   = 0,