lavfi: Rename local variables "main" as "master".

Silences several warnings:
main is usually a function

1 files changed, 6 insertions, 6 deletions

diff --git a/libavfilter/vf_ssim.c b/libavfilter/vf_ssim.c
index 40f09ad5aa..4dcdc0548b 100644
--- a/libavfilter/vf_ssim.c
+++ b/libavfilter/vf_ssim.c
@@ -286,22 +286,22 @@ static int do_ssim(FFFrameSync *fs)
 {
     AVFilterContext *ctx = fs->parent;
     SSIMContext *s = ctx->priv;
-    AVFrame *main, *ref;
+    AVFrame *master, *ref;
     AVDictionary **metadata;
     float c[4], ssimv = 0.0;
     int ret, i;
 
-    ret = ff_framesync_dualinput_get(fs, &main, &ref);
+    ret = ff_framesync_dualinput_get(fs, &master, &ref);
     if (ret < 0)
         return ret;
     if (!ref)
-        return ff_filter_frame(ctx->outputs[0], main);
-    metadata = &main->metadata;
+        return ff_filter_frame(ctx->outputs[0], master);
+    metadata = &master->metadata;
 
     s->nb_frames++;
 
     for (i = 0; i < s->nb_components; i++) {
-        c[i] = s->ssim_plane(&s->dsp, main->data[i], main->linesize[i],
+        c[i] = s->ssim_plane(&s->dsp, master->data[i], master->linesize[i],
                              ref->data[i], ref->linesize[i],
                              s->planewidth[i], s->planeheight[i], s->temp,
                              s->max);
@@ -328,7 +328,7 @@ static int do_ssim(FFFrameSync *fs)
         fprintf(s->stats_file, "All:%f (%f)\n", ssimv, ssim_db(ssimv, 1.0));
     }
 
-    return ff_filter_frame(ctx->outputs[0], main);
+    return ff_filter_frame(ctx->outputs[0], master);
 }
 
 static av_cold int init(AVFilterContext *ctx)