[FFmpeg-cvslog] swr: remove unused variable

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Jan  9 18:41:40 2013 +0100| [8514d5bcf7808da20b3ae469651ed850dca34af6] | committer: Michael Niedermayer

swr: remove unused variable

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8514d5bcf7808da20b3ae469651ed850dca34af6
---

 libswresample/swresample.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libswresample/swresample.c b/libswresample/swresample.c
index 218d346..7001f23 100644
--- a/libswresample/swresample.c
+++ b/libswresample/swresample.c
@@ -644,7 +644,7 @@ static int swr_convert_internal(struct SwrContext *s, AudioData *out, int out_co
 
     if(preout != out && out_count){
         if(s->dither.method){
-            int ch, len1;
+            int ch;
             int dither_count= FFMAX(out_count, 1<<16);
             av_assert0(preout != in);