shithub: opus

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Add skip option to dred_compare

--- a/dnn/dred_compare.c

+++ b/dnn/dred_compare.c

@@ -289,6 +289,7 @@

   size_t   test_win_step;

   int      max_compare;

   int      format;

+  int      skip=0;

   const char *argv0 = _argv[0];

   double err4_threshold=-1, err16_threshold=-1, pitch_threshold=-1;

   int compare_thresholds=0;

@@ -321,6 +322,10 @@

       format=FORMAT_F32_LE;

       _argv++;

       _argc--;

+    } else if(strcmp(_argv[1],"-skip")==0){

+      skip=atoi(_argv[2]);

+      _argv+=2;

+      _argc-=2;

     } else if(strcmp(_argv[1],"-thresholds")==0){

       if (_argc < 7) {

         usage(argv0);

@@ -359,6 +364,9 @@

   fclose(fin1);

   ylength=read_pcm(&y,fin2,nchannels,format);

   fclose(fin2);

+  skip *= nchannels;

+  y += skip/downsample;

+  ylength -= skip/downsample;

   if (ylength*downsample > xlength) ylength = xlength/downsample;

   if(xlength!=ylength*downsample){

     fprintf(stderr,"Sample counts do not match (%lu!=%lu).\n",

@@ -401,7 +409,7 @@

   free(x);

   spectrum(Y,BANDS,ybands,y,nchannels,nframes,

         test_win_size/downsample,test_win_step/downsample,downsample);

-  free(y);

+  free(y-skip/downsample);

   norm[0]=1;

   for(xj=1;xj<NFREQS;xj++){

-- 

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