Ongoig psychoacoustic work:

[platform/upstream/libvorbis.git] / lib / decoder_example.c

diff --git a/lib/decoder_example.c b/lib/decoder_example.c
index 5fdf79a..05c4198 100644 (file)
--- a/lib/decoder_example.c
+++ b/lib/decoder_example.c
@@ -197,6 +197,7 @@ int main(){
            
            while((samples=vorbis_synthesis_pcmout(&vd,&pcm))>0){
              int j;
+             int clipflag=0;
              int out=(samples<convsize?samples:convsize);
              
              /* convert doubles to 16 bit signed ints (host order) and
@@ -207,12 +208,23 @@ int main(){
                for(j=0;j<out;j++){
                  int val=rint(mono[j]*32767.);
                  /* might as well guard clipping */
-                 if(val>32767)val=32767;
-                 if(val<-32768)val=-32768;
+                 if(val>32767){
+                   val=32767;
+                   clipflag=1;
+                 }
+                 if(val<-32768){
+                   val=-32768;
+                   clipflag=1;
+                 }
                  *ptr=val;
                  ptr+=2;
                }
              }
+
+             if(clipflag)
+               fprintf(stderr,"Clipping in frame %ld\n",vd.sequence);
+
+
              fwrite(convbuffer,2*vi.channels,out,stdout);
              
              vorbis_synthesis_read(&vd,out); /* tell libvorbis how