C++ (Cpp) PNGWrite示例

示例#1

文件： main.cpp 项目： chengsun/ep

bool demo_prepareFrame()
{
    static int c = 0;
    if (++c == 200) {
        PNGWrite(renderTex, "test.png");
        return false;
    }
    return true;
}

示例#2

文件： video_.cpp 项目： TOTOleHero/wiirtual-boy

void MDFNI_SaveSnapshot(const MDFN_Surface *src, const MDFN_Rect *rect, const MDFN_Rect *LineWidths)
{
#ifndef WII
  FileWrapper *pp = NULL;

  try
  {
    std::string fn;
    int u = 0;

    try
    {
      pp = new FileWrapper(MDFN_MakeFName(MDFNMKF_SNAP_DAT, 0, NULL).c_str(), FileWrapper::MODE_READ);
    }
    catch(std::exception &e)
    {

    }

    if(pp)
    {
      if(pp->scanf("%d", &u) != 1)
        u = 0;

      delete pp;
      pp = NULL;
    }

    pp = new FileWrapper(MDFN_MakeFName(MDFNMKF_SNAP_DAT, 0, NULL).c_str(), FileWrapper::MODE_WRITE);

    pp->seek(0, SEEK_SET);
    pp->printf("%d\n", u + 1);

    delete pp;
    pp = NULL;

    fn = MDFN_MakeFName(MDFNMKF_SNAP, u, "png");

    PNGWrite(fn.c_str(), src, *rect, LineWidths);

    MDFN_DispMessage(_("Screen snapshot %d saved."), u);
  }
  catch(std::exception &e)
  {
    if(pp)
    {
      delete pp;
      pp = NULL;
    }

    MDFN_PrintError(_("Error saving screen snapshot: %s"), e.what());
    MDFN_DispMessage(_("Error saving screen snapshot: %s"), e.what());
  }
#endif
}