[FFmpeg-devel] [PATCH 1/5] mlpenc: fix lossless check error in number_sbits

Jai Luthra me at jailuthra.in
Fri Jan 24 12:33:30 EET 2020


we need two bits instead of one bit to represent -1 in bitstream

Signed-off-by: Jai Luthra <me at jailuthra.in>
---
 libavcodec/mlpenc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mlpenc.c b/libavcodec/mlpenc.c
index deb171645c..f4948451f1 100644
--- a/libavcodec/mlpenc.c
+++ b/libavcodec/mlpenc.c
@@ -466,7 +466,7 @@ static void default_decoding_params(MLPEncodeContext *ctx,
  */
 static int inline number_sbits(int number)
 {
-    if (number < 0)
+    if (number < -1)
         number++;
 
     return av_log2(FFABS(number)) + 1 + !!number;
-- 
2.25.0



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