aacenc: Fix identification padding when the bitstream is already aligned.

13 years ago · efe68076da
parent cdfe94c5ab
commit efe68076da
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@ -464,7 +464,7 @@ static void put_bitstream_info(AVCodecContext *avctx, AACEncContext *s,
    if (namelen >= 15)
        put_bits(&s->pb, 8, namelen - 14);
    put_bits(&s->pb, 4, 0); //extension type - filler
-    padbits = 8 - (put_bits_count(&s->pb) & 7);
+    padbits = -put_bits_count(&s->pb) & 7;
    avpriv_align_put_bits(&s->pb);
    for (i = 0; i < namelen - 2; i++)
        put_bits(&s->pb, 8, name[i]);