[FFmpeg-cvslog] avfilter/avf_showcqt: Fix gamma comparisons

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Tue May 12 20:31:21 2015 +0200| [d3c9f1fdbe055acdd6b47b85bfd04aaed2da8016] | committer: Michael Niedermayer

avfilter/avf_showcqt: Fix gamma comparisons

Fixes CID1297587, CID1297586, 1297585

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d3c9f1fdbe055acdd6b47b85bfd04aaed2da8016
---

 libavfilter/avf_showcqt.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavfilter/avf_showcqt.c b/libavfilter/avf_showcqt.c
index ee76d19..85f9ea9 100644
--- a/libavfilter/avf_showcqt.c
+++ b/libavfilter/avf_showcqt.c
@@ -585,11 +585,11 @@ static int plot_cqt(AVFilterLink *inlink)
 
         if (s->gamma2 == 1.0f)
             result[x][3] = result[x][1];
-        else if (s->gamma2 = 2.0f)
+        else if (s->gamma2 == 2.0f)
             result[x][3] = sqrtf(result[x][1]);
-        else if (s->gamma2 = 3.0f)
+        else if (s->gamma2 == 3.0f)
             result[x][3] = cbrtf(result[x][1]);
-        else if (s->gamma2 = 4.0f)
+        else if (s->gamma2 == 4.0f)
             result[x][3] = sqrtf(sqrtf(result[x][1]));
         else
             result[x][3] = expf(logf(result[x][1]) * (1.0f / s->gamma2));