From 43e7813a1001aa84b821f851b29606b6d98a83ac Mon Sep 17 00:00:00 2001
From: Victor Chahuneau <vchahune@cs.cmu.edu>
Date: Mon, 4 Jun 2012 02:10:08 -0400
Subject: Make decoder REALLY quiet when SILENT=1

---
 decoder/decoder.cc | 19 ++++++++++++-------
 decoder/ff_klm.cc  |  7 +++++--
 decoder/hg.cc      |  5 +++--
 3 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/decoder/decoder.cc b/decoder/decoder.cc
index 487c7635..cbb97a0d 100644
--- a/decoder/decoder.cc
+++ b/decoder/decoder.cc
@@ -122,13 +122,16 @@ inline bool store_conf(po::variables_map const& conf,std::string const& name,V *
 inline boost::shared_ptr<FeatureFunction> make_ff(string const& ffp,bool verbose_feature_functions,char const* pre="") {
   string ff, param;
   SplitCommandAndParam(ffp, &ff, &param);
-  cerr << pre << "feature: " << ff;
-  if (param.size() > 0) cerr << " (with config parameters '" << param << "')\n";
-  else cerr << " (no config parameters)\n";
+  if (verbose_feature_functions && !SILENT)
+    cerr << pre << "feature: " << ff;
+  if (!SILENT) {
+    if (param.size() > 0) cerr << " (with config parameters '" << param << "')\n";
+    else cerr << " (no config parameters)\n";
+  }
   boost::shared_ptr<FeatureFunction> pf = ff_registry.Create(ff, param);
   if (!pf) exit(1);
   int nbyte=pf->NumBytesContext();
-  if (verbose_feature_functions)
+  if (verbose_feature_functions && !SILENT)
     cerr<<"State is "<<nbyte<<" bytes for "<<pre<<"feature "<<ffp<<endl;
   return pf;
 }
@@ -142,7 +145,7 @@ inline boost::shared_ptr<FsaFeatureFunction> make_fsa_ff(string const& ffp,bool
   else cerr << " (no config parameters)\n";
   boost::shared_ptr<FsaFeatureFunction> pf = fsa_ff_registry.Create(ff, param);
   if (!pf) exit(1);
-  if (verbose_feature_functions)
+  if (verbose_feature_functions && !SILENT)
     cerr<<"State is "<<pf->state_bytes()<<" bytes for "<<pre<<"feature "<<ffp<<endl;
   return pf;
 }
@@ -211,8 +214,10 @@ struct DecoderImpl {
       }
       forest.PruneInsideOutside(beam_prune,density_prune,pm,false,1);
       if (!forestname.empty()) forestname=" "+forestname;
-      forest_stats(forest,"  Pruned "+forestname+" forest",false,false);
-      cerr << "  Pruned "<<forestname<<" forest portion of edges kept: "<<forest.edges_.size()/presize<<endl;
+      if (!SILENT) { 
+        forest_stats(forest,"  Pruned "+forestname+" forest",false,false);
+        cerr << "  Pruned "<<forestname<<" forest portion of edges kept: "<<forest.edges_.size()/presize<<endl;
+      }
     }
   }
 
diff --git a/decoder/ff_klm.cc b/decoder/ff_klm.cc
index 7a84add7..09ef282c 100644
--- a/decoder/ff_klm.cc
+++ b/decoder/ff_klm.cc
@@ -11,6 +11,7 @@
 #include "tdict.h"
 #include "lm/model.hh"
 #include "lm/enumerate_vocab.hh"
+#include "utils/verbose.h"
 
 #include "lm/left.hh"
 
@@ -232,7 +233,8 @@ class KLanguageModelImpl {
       ngram_ = new Model(filename.c_str(), conf);
     }
     order_ = ngram_->Order();
-    cerr << "Loaded " << order_ << "-gram KLM from " << filename << " (MapSize=" << cdec2klm_map_.size() << ")\n";
+    if (!SILENT)
+      cerr << "Loaded " << order_ << "-gram KLM from " << filename << " (MapSize=" << cdec2klm_map_.size() << ")\n";
 
     // special handling of beginning / ending sentence markers
     kSOS_ = MapWord(kCDEC_SOS);
@@ -252,7 +254,8 @@ class KLanguageModelImpl {
     string line;
     vector<WordID> dummy;
     int lc = 0;
-    cerr << "  Loading word classes from " << file << " ...\n";
+    if (!SILENT)
+      cerr << "  Loading word classes from " << file << " ...\n";
     AddWordToClassMapping_(TD::Convert("<s>"), TD::Convert("<s>"));
     AddWordToClassMapping_(TD::Convert("</s>"), TD::Convert("</s>"));
     while(in) {
diff --git a/decoder/hg.cc b/decoder/hg.cc
index 0dcbe91f..dd272221 100644
--- a/decoder/hg.cc
+++ b/decoder/hg.cc
@@ -13,6 +13,7 @@
 #include "viterbi.h"
 #include "inside_outside.h"
 #include "tdict.h"
+#include "verbose.h"
 
 using namespace std;
 
@@ -330,9 +331,9 @@ bool Hypergraph::PruneInsideOutside(double alpha,double density,const EdgeMask*
     const int plen = ViterbiPathLength(*this);
     vector<WordID> bp;
     rnum = min(rnum, static_cast<unsigned>(density * plen));
-    cerr << "Density pruning: keep "<<rnum<<" of "<<edges_.size()<<" edges (viterbi = "<<plen<<" edges)"<<endl;
+    if (!SILENT) cerr << "Density pruning: keep "<<rnum<<" of "<<edges_.size()<<" edges (viterbi = "<<plen<<" edges)"<<endl;
     if (rnum == edges_.size()) {
-      cerr << "No pruning required: denisty already sufficient\n";
+      if (!SILENT) cerr << "No pruning required: denisty already sufficient\n";
       if (!use_beam)
         return false;
       use_density=false;
-- 
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