New aiorecord/aioplay stub programs.

1 files changed, 9 insertions, 3 deletions

diff --git a/src/aiorecord.cc b/src/aiorecord.cc
index 64ca88f..b159252 100644
--- a/src/aiorecord.cc
+++ b/src/aiorecord.cc
@@ -177,6 +177,7 @@ int main(int argc, char *argv[])
         return 1;
       }
 
+      short avg = 0;
       while(running) {
         char pcm[1024];
         size_t size = src->readSamples(pcm, sizeof(pcm));
@@ -187,10 +188,15 @@ int main(int argc, char *argv[])
           for(int i = 0; i < (int)sz; i++) {
             if(abs(p[i]) > max) max = abs(p[i]);
           }
-          char bar[65];
+          char bar[33];
+          char spc[33];
+          avg = avg * 0.9 + max * 0.1;
+          size_t pos = avg / 1000;
           memset(bar, '#', sizeof(bar));
-          bar[max / 1000] = '\0';
-          printf("\rVU [% 6d]: %s                                ", max, bar);
+          memset(spc, ' ', sizeof(spc));
+          bar[pos] = '\0';
+          spc[sizeof(spc) - pos] = '\0';
+          printf("\rVU [% 6d]: %s%s", avg, spc, bar);
           fflush(stdout);
         }
       }