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authorUmair Khan <omerjerk@gmail.com>2016-03-12 02:34:30 +0530
committerMichael Niedermayer <michael@niedermayer.cc>2016-08-13 13:08:57 +0200
commitf50f7adf7a9a4c71b2970e231202d453ef80263b (patch)
tree81ab8476f16a986fe27bcc3fa194d6dbadcb7ed6
parent9cf85419a32dd1f52b224517a5e49879005c8375 (diff)
downloadffmpeg-f50f7adf7a9a4c71b2970e231202d453ef80263b.tar.gz
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 <omerjerk@gmail.com> Reviewed-by: Thilo Borgmann <thilo.borgmann@mail.de> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 5d64ba9d18294a305f4f46c9a64e592dc5d34aa9) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavcodec/alsdec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index ebd364e085..8283b79760 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];