[FFmpeg-cvslog] vf_deshake: Fix cast discards qualifiers from pointer target type warning.

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Oct 19 00:03:13 2011 +0200| [5ed20cfeaf9d83b8859e53e4965c308f87037da8] | committer: Michael Niedermayer

vf_deshake: Fix  cast discards qualifiers from pointer target type warning.
And simplify the code in the process.

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5ed20cfeaf9d83b8859e53e4965c308f87037da8
---

 libavfilter/vf_deshake.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/libavfilter/vf_deshake.c b/libavfilter/vf_deshake.c
index 6128cb9..9f404c5 100644
--- a/libavfilter/vf_deshake.c
+++ b/libavfilter/vf_deshake.c
@@ -94,10 +94,8 @@ typedef struct {
     Transform avg;
 } DeshakeContext;
 
-static int cmp(void const *ca, void const *cb)
+static int cmp(const double *a, const double *b)
 {
-    double *a = (double *) ca;
-    double *b = (double *) cb;
     return *a < *b ? -1 : ( *a > *b ? 1 : 0 );
 }
 
@@ -110,7 +108,7 @@ static double clean_mean(double *values, int count)
     int cut = count / 5;
     int x;
 
-    qsort(values, count, sizeof(double), cmp);
+    qsort(values, count, sizeof(double), (void*)cmp);
 
     for (x = cut; x < count - cut; x++) {
         mean += values[x];