+ quiet parameter

CMakeLists.txt

@@ -158,7 +158,7 @@ endif()
 include(CheckCXXCompilerFlag)
 check_cxx_compiler_flag("${CMAKE_CXX_FLAGS}" CXX0X_SUPPORT)
 if(NOT CXX0X_SUPPORT)
-    message(FATAL_ERROR "Error: you compiler does not support C++0x, please update it.")
+    message(FATAL_ERROR "Error: your compiler does not support C++0x, please update it.")
 endif()
 
 

src/HTMLRenderer/font.cc

@@ -168,7 +168,7 @@ string HTMLRenderer::dump_embedded_font (GfxFont * font, FontInfo & info)
     }
     catch(int)
     {
-        cerr << "Someting wrong when trying to dump font " << hex << fn_id << dec << endl;
+        cerr << "Something wrong when trying to dump font " << hex << fn_id << dec << endl;
     }
 
     obj2.free();
@@ -895,7 +895,7 @@ const FontInfo * HTMLRenderer::install_font(GfxFont * font)
                 install_embedded_font(font, new_font_info);
                 break;
             case gfxFontLocResident:
-                std::cerr << "Warning: Base 14 fonts should not be specially handled now. Please report a bug!" << std::endl;
+                cerr << "Warning: Base 14 fonts should not be specially handled now. Please report a bug!" << std::endl;
                 /* fall through */
             case gfxFontLocExternal:
                 install_external_font(font, new_font_info);

src/HTMLRenderer/general.cc

@@ -110,11 +110,15 @@ void HTMLRenderer::process(PDFDoc *doc)
     for(int i = param.first_page; i <= param.last_page ; ++i)
     {
         if (param.max_size != -1 && tmp_files.get_total_size() > param.max_size * 1024) {
-            cerr << "Stop processing, reach max size\n";
+            if (!param.quiet) {
+                cerr << "Stop processing, reach max size\n";
+            }
             break;
         }
 
-        cerr << "Working: " << (i-param.first_page) << "/" << page_count << '\r' << flush;
+        if (!param.quiet) {
+            cerr << "Working: " << (i-param.first_page) << "/" << page_count << '\r' << flush;
+        }
 
         if(param.split_pages)
         {
@@ -147,9 +151,11 @@ void HTMLRenderer::process(PDFDoc *doc)
             f_curpage = nullptr;
         }
     }
-    if(page_count >= 0)
+    if (!param.quiet) {
-        cerr << "Working: " << page_count << "/" << page_count;
+        if (page_count >= 0)
-    cerr << endl;
+            cerr << "Working: " << page_count << "/" << page_count;
+        cerr << endl;
+    }
 
     ////////////////////////
     // Process Outline
@@ -164,7 +170,9 @@ void HTMLRenderer::process(PDFDoc *doc)
         bg_renderer = nullptr;
     }
 
-    cerr << endl;
+    if (!param.quiet) {
+        cerr << endl;
+    }
 }
 
 void HTMLRenderer::setDefaultCTM(double *ctm)

src/Param.h

@@ -72,6 +72,7 @@ struct Param
     std::string data_dir;
     std::string basetmp_dir;
     int css_draw;
+    int quiet;
     int debug;
 
     std::string input_filename, output_filename;

src/Preprocessor.cc

@@ -45,7 +45,9 @@ void Preprocessor::process(PDFDoc * doc)
     int page_count = (param.last_page - param.first_page + 1);
     for(int i = param.first_page; i <= param.last_page ; ++i)
     {
-        cerr << "Preprocessing: " << (i-param.first_page) << "/" << page_count << '\r' << flush;
+        if (!param.quiet) {
+            cerr << "Preprocessing: " << (i-param.first_page) << "/" << page_count << '\r' << flush;
+        }
 
         doc->displayPage(this, i, DEFAULT_DPI, DEFAULT_DPI,
                 0,
@@ -54,9 +56,11 @@ void Preprocessor::process(PDFDoc * doc)
                 false, // printing
                 nullptr, nullptr, nullptr, nullptr);
     }
-    if(page_count >= 0)
+    if (!param.quiet) {
-        cerr << "Preprocessing: " << page_count << "/" << page_count;
+        if(page_count >= 0)
-    cerr << endl;
+            cerr << "Preprocessing: " << page_count << "/" << page_count;
+        cerr << endl;
+    }
 }
 
 void Preprocessor::drawChar(GfxState *state, double x, double y,

src/pdf2htmlEX.cc

@@ -214,6 +214,7 @@ void parse_options (int argc, char **argv)
         .add("data-dir", &param.data_dir, param.data_dir, "specify data directory")
         // TODO: css drawings are hidden on print, for annot links, need to fix it for other drawings
 //        .add("css-draw", &param.css_draw, 0, "[experimental and unsupported] CSS drawing")
+        .add("quiet", &param.quiet, 0, "do not output information")
         .add("debug", &param.debug, 0, "print debugging information")
 
         // meta