33   struct hist_bucket bucket[RATE_BINS];  member
62     hist->bucket[i].low = INT_MAX;  in init_rate_histogram()
63     hist->bucket[i].high = 0;  in init_rate_histogram()
64     hist->bucket[i].count = 0;  in init_rate_histogram()
118   if (hist->bucket[idx].low > avg_bitrate)  in update_rate_histogram()
119     hist->bucket[idx].low = (int)avg_bitrate;  in update_rate_histogram()
120   if (hist->bucket[idx].high < avg_bitrate)  in update_rate_histogram()
121     hist->bucket[idx].high = (int)avg_bitrate;  in update_rate_histogram()
122   hist->bucket[idx].count++;  in update_rate_histogram()
126 static int merge_hist_buckets(struct hist_bucket *bucket, int max_buckets,  in merge_hist_buckets()  argument
132   assert(bucket != NULL);  in merge_hist_buckets()
140     if (bucket[i].count < bucket[small_bucket].count) small_bucket = i;  in merge_hist_buckets()
141     if (bucket[i].count > bucket[big_bucket].count) big_bucket = i;  in merge_hist_buckets()
145    * bucket.  in merge_hist_buckets()
150     /* merge the small bucket with an adjacent one. */  in merge_hist_buckets()
155     else if (bucket[small_bucket - 1].count < bucket[small_bucket + 1].count)  in merge_hist_buckets()
166       bucket[merge_bucket].high = bucket[small_bucket].high;  in merge_hist_buckets()
167       bucket[merge_bucket].count += bucket[small_bucket].count;  in merge_hist_buckets()
169       bucket[small_bucket].high = bucket[merge_bucket].high;  in merge_hist_buckets()
170       bucket[small_bucket].count += bucket[merge_bucket].count;  in merge_hist_buckets()
174     assert(bucket[merge_bucket].low != bucket[merge_bucket].high);  in merge_hist_buckets()
183       if (i > merge_bucket) bucket[i] = bucket[i + 1];  in merge_hist_buckets()
185       if (bucket[i].count < bucket[small_bucket].count) small_bucket = i;  in merge_hist_buckets()
186       if (bucket[i].count > bucket[big_bucket].count) big_bucket = i;  in merge_hist_buckets()
191   return bucket[big_bucket].count;  in merge_hist_buckets()
194 static void show_histogram(const struct hist_bucket *bucket, int buckets,  in show_histogram()  argument
199   assert(bucket != NULL);  in show_histogram()
201   switch ((int)(log(bucket[buckets - 1].high) / log(10)) + 1) {  in show_histogram()
238     pct = (float)(100.0 * bucket[i].count / total);  in show_histogram()
239     len = HIST_BAR_MAX * bucket[i].count / scale;  in show_histogram()
243     if (bucket[i].low == bucket[i].high)  in show_histogram()
244       fprintf(stderr, pat1, bucket[i].low, "");  in show_histogram()
246       fprintf(stderr, pat2, bucket[i].low, bucket[i].high);  in show_histogram()
249     fprintf(stderr, "\t%5d (%6.2f%%)\n", bucket[i].count, pct);  in show_histogram()
254   struct hist_bucket bucket[64];  in show_q_histogram()  local
262       bucket[buckets].low = bucket[buckets].high = i;  in show_q_histogram()
263       bucket[buckets].count = counts[i];  in show_q_histogram()
270   scale = merge_hist_buckets(bucket, max_buckets, &buckets);  in show_q_histogram()
271   show_histogram(bucket, buckets, total, scale);  in show_q_histogram()
282     if (hist->bucket[i].low == INT_MAX) continue;  in show_rate_histogram()
283     hist->bucket[buckets++] = hist->bucket[i];  in show_rate_histogram()
287   scale = merge_hist_buckets(hist->bucket, max_buckets, &buckets);  in show_rate_histogram()
288   show_histogram(hist->bucket, buckets, hist->total, scale);  in show_rate_histogram()