ffmpeg | branch: master | Umair Khan <omerj...@gmail.com> | Sat Mar 12 02:52:30 
2016 +0530| [5d64ba9d18294a305f4f46c9a64e592dc5d34aa9] | committer: Michael 
Niedermayer

avcodec/alsdec: fix max bits in ltp prefix code

The maximum number of bits int the prefix code for
p(0) is 4. By setting it as 3, we were missing the
last 0 bit.
This fixes bug #4715 present on the trac.

Signed-off-by: Umair Khan <omerj...@gmail.com>
Reviewed-by: Thilo Borgmann <thilo.borgm...@mail.de>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5d64ba9d18294a305f4f46c9a64e592dc5d34aa9
---

 libavcodec/alsdec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index 81666c5..89e281a 100644
--- a/libavcodec/alsdec.c
+++ b/libavcodec/alsdec.c
@@ -765,7 +765,7 @@ static int read_var_block_data(ALSDecContext *ctx, 
ALSBlockData *bd)
             bd->ltp_gain[0]   = decode_rice(gb, 1) << 3;
             bd->ltp_gain[1]   = decode_rice(gb, 2) << 3;
 
-            r                 = get_unary(gb, 0, 3);
+            r                 = get_unary(gb, 0, 4);
             c                 = get_bits(gb, 2);
             bd->ltp_gain[2]   = ltp_gain_values[r][c];
 

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