DenysMedvid/pdf2htmlEX
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dump tounicode map

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This commit is contained in:
Lu Wang 2012-08-09 22:47:22 +08:00
parent 780dbd0cb1
commit 917dbc6233
4 changed files with 50 additions and 21 deletions
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4
CMakeLists.txt
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@ -14,8 +14,8 @@ SET(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wunused-function")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2")
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb")
add_executable(pdftohtmlEX src/pdftohtmlEX.cc src/HTMLRenderer.cc src/HTMLRenderer.h src/BackgroundRenderer.cc src/BackgroundRenderer.h src/Consts.h)
target_link_libraries(pdftohtmlEX poppler boost_program_options)

64
src/HTMLRenderer.cc
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@ -22,6 +22,7 @@
#include <fofi/FoFiType1C.h>
#include <fofi/FoFiTrueType.h>
#include <splash/SplashBitmap.h>
#include <CharCodeToUnicode.h>
#include "HTMLRenderer.h"
#include "BackgroundRenderer.h"
@ -87,29 +88,31 @@ void HTMLRenderer::process(PDFDoc *doc)
std::cerr.flush();
}
std::cerr << std::endl;
std::cerr << "Processing Others: ";
// Render non-text objects as image
// copied from poppler
SplashColor color;
color[0] = color[1] = color[2] = 255;
auto bg_renderer = new BackgroundRenderer(splashModeRGB8, 4, gFalse, color);
bg_renderer->startDoc(doc);
for(int i = param->first_page; i <= param->last_page ; ++i)
if(param->process_nontext)
{
doc->displayPage(bg_renderer, i, 4*param->h_dpi, 4*param->v_dpi,
0, true, false, false,
nullptr, nullptr, nullptr, nullptr);
bg_renderer->getBitmap()->writeImgFile(splashFormatPng, (char*)(boost::format("p%|1$x|.png")%i).str().c_str(), 4*param->h_dpi, 4*param->v_dpi);
// Render non-text objects as image
std::cerr << "Processing Others: ";
// copied from poppler
SplashColor color;
color[0] = color[1] = color[2] = 255;
std::cerr << ".";
std::cerr.flush();
auto bg_renderer = new BackgroundRenderer(splashModeRGB8, 4, gFalse, color);
bg_renderer->startDoc(doc);
for(int i = param->first_page; i <= param->last_page ; ++i)
{
doc->displayPage(bg_renderer, i, 4*param->h_dpi, 4*param->v_dpi,
0, true, false, false,
nullptr, nullptr, nullptr, nullptr);
bg_renderer->getBitmap()->writeImgFile(splashFormatPng, (char*)(boost::format("p%|1$x|.png")%i).str().c_str(), 4*param->h_dpi, 4*param->v_dpi);
std::cerr << ".";
std::cerr.flush();
}
delete bg_renderer;
std::cerr << std::endl;
}
delete bg_renderer;
std::cerr << std::endl;
}
void HTMLRenderer::startPage(int pageNum, GfxState *state)
@ -303,6 +306,7 @@ void HTMLRenderer::drawString(GfxState * state, GooString * s)
//debug
//real pos & hori_scale
if(0)
{
html_fout << "\"";
double x,y;
@ -438,6 +442,28 @@ void HTMLRenderer::install_embedded_font (GfxFont * font, long long fn_id)
{
//generate script for fontforge
fontscript_fout << boost::format("Open(\"%1%(%2%)\",1)") % param->input_filename % font->getName()->getCString() << endl;
if(font->hasToUnicodeCMap())
{
auto ctu = font->getToUnicode();
ofstream map_fout((boost::format("f%|1$x|.encoding") % fn_id).str().c_str());
for(int i = 0; i < 256; ++i)
{
Unicode * u;
auto n = ctu->mapToUnicode(i, &u);
// not sure what to do when n > 1
if(n > 0)
{
map_fout << boost::format("0x%|1$X|") % i;
for(int j = 0; j < n; ++j)
map_fout << boost::format(" 0x%|1$X|") % u[i];
map_fout << " #" << endl;
}
}
fontscript_fout << boost::format("LoadEncodingFile(\"f%|1$x|.encoding\")") % fn_id << endl;
fontscript_fout << boost::format("Reencode(\"f%|1$x|.encoding\")") % fn_id << endl;
}
fontscript_fout << boost::format("Generate(\"f%|1$x|.ttf\")") % fn_id << endl;
export_remote_font(fn_id, ".ttf", "truetype", font);

2
src/Param.h
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@ -19,6 +19,8 @@ struct Param
double h_dpi, v_dpi;
double h_eps, v_eps;
int process_nontext;
};

1
src/pdftohtmlEX.cc
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@ -125,6 +125,7 @@ po::variables_map parse_options (int argc, char **argv)
("vdpi", po::value<double>(&param.v_dpi)->default_value(72.0), "vertical DPI")
("heps", po::value<double>(&param.h_eps)->default_value(1.0), "max tolerated horizontal offset (in pixels)")
("veps", po::value<double>(&param.v_eps)->default_value(1.0), "max tolerated vertical offset (in pixels)")
("process-nontext", po::value<int>(&param.process_nontext)->default_value(1), "process nontext objects")
;
opt_hidden.add_options()