ffmpeg | branch: master | dsmudhar <ds.mud...@gmail.com> | Sun May 22 06:36:58 
2016 +0530| [5836a5037ecbbd9b10ac85cdec5ff8cccb1177d0] | committer: Michael 
Niedermayer

libavfilter/af_hdcd: fixed negative signed value shift

Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5836a5037ecbbd9b10ac85cdec5ff8cccb1177d0
---

 libavfilter/af_hdcd.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/af_hdcd.c b/libavfilter/af_hdcd.c
index 041b89f..fbf0836 100644
--- a/libavfilter/af_hdcd.c
+++ b/libavfilter/af_hdcd.c
@@ -893,7 +893,7 @@ static int integrate(hdcd_state_t *state, int *flag, const 
int32_t *samples, int
         state->code_counterC++;
     } else {
         if (bits)
-            state->readahead = readaheadtab[bits & ~(-1 << 8)];
+            state->readahead = readaheadtab[bits & ~((unsigned) -1 << 8)];
         else
             state->readahead = 31; /* ffwd over digisilence */
     }

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