avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_astats.c

diff --git a/libavfilter/af_astats.c b/libavfilter/af_astats.c
index 27036385cd3e237d6277238ecd7b6906bacde3da..51a01aba2f9f1341a309b430793f9de8ff3916be 100644 (file)
--- a/libavfilter/af_astats.c
+++ b/libavfilter/af_astats.c
@@ -329,11 +329,11 @@ static inline void update_stat(AudioStatsContext *s, ChannelStats *p, double d,
 
     drop = p->win_samples[p->win_pos];
     p->win_samples[p->win_pos] = nd;
-    index = av_clip(FFABS(nd) * HISTOGRAM_MAX, 0, HISTOGRAM_MAX);
+    index = av_clip(lrint(av_clipd(FFABS(nd), 0.0, 1.0) * HISTOGRAM_MAX), 0, HISTOGRAM_MAX);
     p->max_index = FFMAX(p->max_index, index);
     p->histogram[index]++;
     if (!isnan(p->noise_floor))
-        p->histogram[av_clip(FFABS(drop) * HISTOGRAM_MAX, 0, HISTOGRAM_MAX)]--;
+        p->histogram[av_clip(lrint(av_clipd(FFABS(drop), 0.0, 1.0) * HISTOGRAM_MAX), 0, HISTOGRAM_MAX)]--;
     p->win_pos++;
 
     while (p->histogram[p->max_index] == 0)
@@ -837,7 +837,7 @@ static const AVFilterPad astats_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_astats = {
+const AVFilter ff_af_astats = {
     .name          = "astats",
     .description   = NULL_IF_CONFIG_SMALL("Show time domain statistics about audio frames."),
     .query_formats = query_formats,