Use "const" qualifier for pointers that point to input data of

audio encoders.
This is purely for clarity/documentation purposes.

Originally committed as revision 24481 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 1 deletions

diff --git a/libavcodec/roqaudioenc.c b/libavcodec/roqaudioenc.c
index 11fd6f06cb..050c6571dd 100644
--- a/libavcodec/roqaudioenc.c
+++ b/libavcodec/roqaudioenc.c
@@ -108,7 +108,7 @@ static int roq_dpcm_encode_frame(AVCodecContext *avctx,
                 unsigned char *frame, int buf_size, void *data)
 {
     int i, samples, stereo, ch;
-    short *in;
+    const short *in;
     unsigned char *out;
 
     ROQDPCMContext *context = avctx->priv_data;