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authorJustin Ruggles <justin.ruggles@gmail.com>2011-10-27 13:58:05 -0400
committerJustin Ruggles <justin.ruggles@gmail.com>2011-10-29 16:43:40 -0400
commit7d1b17b83330aefe2f32a66fe84effe46ae51014 (patch)
tree06193489374566b91b10125f7f5b40b7698589ca /libavcodec
parent405af431040a57c630716b3940d7240021e8b80c (diff)
downloadffmpeg-7d1b17b83330aefe2f32a66fe84effe46ae51014.tar.gz
cin audio: use sign_extend() instead of casting to int16_t
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/dsicinav.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c
index a6a4ff1c6e..cbf7c4a6f8 100644
--- a/libavcodec/dsicinav.c
+++ b/libavcodec/dsicinav.c
@@ -26,6 +26,7 @@
#include "avcodec.h"
#include "bytestream.h"
+#include "mathops.h"
typedef enum CinVideoBitmapIndex {
@@ -339,7 +340,7 @@ static int cinaudio_decode_frame(AVCodecContext *avctx,
delta = cin->delta;
if (cin->initial_decode_frame) {
cin->initial_decode_frame = 0;
- delta = (int16_t)AV_RL16(buf);
+ delta = sign_extend(AV_RL16(buf), 16);
buf += 2;
*samples++ = delta;
}