zero private bits

Originally committed as revision 6961 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago · f1a06ca80b
parent eea784dab0
commit f1a06ca80b
1 changed files with 2 additions and 0 deletions
--- a/libavcodec/bitstream_filter.c
+++ b/libavcodec/bitstream_filter.c
@ -238,8 +238,10 @@ static int mp3_header_decompress(AVBitStreamFilterContext *bsfc, AVCodecContext
        if(lsf){
            FFSWAP(int, p[1], p[2]);
            header |= (p[1] & 0xC0)>>2;
+            p[1] &= 0x3F;
        }else{
            header |= p[1] & 0x30;
+            p[1] &= 0xCF;
        }
    }