[FFmpeg-cvslog] lavfi/kerndeint: get pix format description only once.

[Clément Bœsch]

ffmpeg | branch: master | Clément Bœsch <ubitux at gmail.com> | Sun Jan  6 04:36:42 2013 +0100| [521daf140977238c903a50ba9c704044974724f5] | committer: Clément Bœsch

lavfi/kerndeint: get pix format description only once.

This makes the code faster.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=521daf140977238c903a50ba9c704044974724f5
---

 libavfilter/vf_kerndeint.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavfilter/vf_kerndeint.c b/libavfilter/vf_kerndeint.c
index 6b87ef6..26f2e49 100644
--- a/libavfilter/vf_kerndeint.c
+++ b/libavfilter/vf_kerndeint.c
@@ -147,6 +147,8 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *inpic)
     const int sharp  = kerndeint->sharp;
     const int twoway = kerndeint->twoway;
 
+    const int is_packed_rgb = av_pix_fmt_desc_get(inlink->format)->flags & PIX_FMT_RGB;
+
     outpic = ff_get_video_buffer(outlink, AV_PERM_WRITE|AV_PERM_ALIGN, outlink->w, outlink->h);
     if (!outpic) {
         avfilter_unref_bufferp(&inpic);
@@ -208,7 +210,6 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *inpic)
                     (abs((int)prvp[x]  - (int)srcp[x])  > thresh) ||
                     (abs((int)prvpp[x] - (int)srcpp[x]) > thresh) ||
                     (abs((int)prvpn[x] - (int)srcpn[x]) > thresh)) {
-                    int is_packed_rgb = av_pix_fmt_desc_get(inlink->format)->flags & PIX_FMT_RGB;
                     if (map) {
                         g = x & ~3;