diff options
Diffstat (limited to 'libavcodec/wmadec.c')
| -rw-r--r-- | libavcodec/wmadec.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c index e216de706b..5a31963520 100644 --- a/libavcodec/wmadec.c +++ b/libavcodec/wmadec.c @@ -330,12 +330,12 @@ static int decode_exp_vlc(WMACodecContext *s, int ch) iv = iptab[last_exp]; max_scale = v; n = *ptr++; - do { - *q++ = iv; - *q++ = iv; - *q++ = iv; - *q++ = iv; - } while (n -= 4); + switch (n & 3) do { + case 0: *q++ = iv; + case 3: *q++ = iv; + case 2: *q++ = iv; + case 1: *q++ = iv; + } while ((n -= 4) > 0); }else last_exp = 36; @@ -352,12 +352,12 @@ static int decode_exp_vlc(WMACodecContext *s, int ch) if (v > max_scale) max_scale = v; n = *ptr++; - do { - *q++ = iv; - *q++ = iv; - *q++ = iv; - *q++ = iv; - } while (n -= 4); + switch (n & 3) do { + case 0: *q++ = iv; + case 3: *q++ = iv; + case 2: *q++ = iv; + case 1: *q++ = iv; + } while ((n -= 4) > 0); } s->max_exponent[ch] = max_scale; return 0; |