X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=blobdiff_plain;f=lib%2Fpdf%2FGFXOutputDev.cc;h=940f5a055ad529071b09444af40b599a91a957d0;hp=8377c5f6fe95389ff4cf7932361c81dd96324a27;hb=8643c3c773ff07e31d2791bebbdcc2fa5b67bd9f;hpb=b8d4219b572bec7285469f34897dae57c0fc6141 diff --git a/lib/pdf/GFXOutputDev.cc b/lib/pdf/GFXOutputDev.cc index 8377c5f..940f5a0 100644 --- a/lib/pdf/GFXOutputDev.cc +++ b/lib/pdf/GFXOutputDev.cc @@ -38,9 +38,13 @@ #endif //xpdf header files #include "config.h" +#ifdef HAVE_POPPLER +#include +#include +#else #include "gfile.h" #include "GString.h" -#include "gmem.h" +#endif #include "Object.h" #include "Stream.h" #include "Array.h" @@ -54,12 +58,8 @@ #include "OutputDev.h" #include "GfxFont.h" #include "GfxState.h" -#include "CharCodeToUnicode.h" #include "NameToUnicodeTable.h" #include "GlobalParams.h" -#include "FoFiType1C.h" -#include "FoFiTrueType.h" -#include "GHash.h" #include "GFXOutputDev.h" // swftools header files @@ -125,7 +125,7 @@ struct fontentry { static int verbose = 0; -static int dbgindent = 0; +static int dbgindent = 1; static void dbg(const char*format, ...) { char buf[1024]; @@ -540,7 +540,7 @@ GFXOutputDev::GFXOutputDev(InfoOutputDev*info, PDFDoc*doc) this->info = info; this->doc = doc; this->xref = doc->getXRef(); - + this->jpeginfo = 0; this->textmodeinfo = 0; this->linkinfo = 0; @@ -564,6 +564,7 @@ GFXOutputDev::GFXOutputDev(InfoOutputDev*info, PDFDoc*doc) this->pages = 0; this->pagebuflen = 0; this->pagepos = 0; + this->config_bigchar=0; this->config_convertgradients=1; this->config_break_on_warning=0; this->config_remapunicode=0; @@ -571,8 +572,10 @@ GFXOutputDev::GFXOutputDev(InfoOutputDev*info, PDFDoc*doc) this->config_extrafontdata = 0; this->config_fontquality = 10; this->config_optimize_polygons = 0; + this->config_multiply = 1; this->gfxfontlist = gfxfontlist_create(); + this->dashPattern = 0; memset(states, 0, sizeof(states)); this->featurewarnings = 0; @@ -590,19 +593,18 @@ void GFXOutputDev::setParameter(const char*key, const char*value) this->config_extrafontdata = atoi(value); } else if(!strcmp(key,"convertgradients")) { this->config_convertgradients = atoi(value); + } else if(!strcmp(key,"multiply")) { + this->config_multiply = atoi(value); + if(this->config_multiply<1) + this->config_multiply=1; } else if(!strcmp(key,"optimize_polygons")) { this->config_optimize_polygons = atoi(value); + } else if(!strcmp(key,"bigchar")) { + this->config_bigchar = atoi(value); } else if(!strcmp(key,"fontquality")) { this->config_fontquality = atof(value); if(this->config_fontquality<=1) this->config_fontquality=1; - } else if(!strcmp(key,"help")) { - printf("\nPDF layer options:\n"); - printf("breakonwarning=0/1 Abort conversion if graphic objects are found which\n"); - printf(" are not 100%% supported\n"); - printf("transparent=0/1 Make PDF transparent (alpha background)\n"); - printf("extrafontdata=0/1 Store Type3 characters and capture characters\n"); - printf("fontquality=1..100 Curve approximation quality of the fonts\n"); } } @@ -1003,6 +1005,8 @@ GBool GFXOutputDev::axialShadedFill(GfxState *state, GfxAxialShading *shading) m.ty = (y0 + y1)/2 - 0.5; device->fillgradient(device, &p1, g, gfxgradient_linear, &m); + + free(g); return gTrue; } @@ -1087,6 +1091,8 @@ void GFXOutputDev::strokeGfxline(GfxState *state, gfxline_t*line, int flags) msg(" | phase: %f", this->dashStart); for(t=0;tdashLength;t++) { dash[t] = (float)this->dashPattern[t] * f; + if(!dash[t]) + dash[t] = 1e-37; msg(" | d%-3d: %f", t, this->dashPattern[t]); } dash[this->dashLength] = -1; @@ -1227,6 +1233,9 @@ GFXOutputDev::~GFXOutputDev() if(this->pages) { free(this->pages); this->pages = 0; } + if(this->dashPattern) { + free(this->dashPattern);this->dashPattern = 0; + } feature_t*f = this->featurewarnings; while(f) { @@ -1363,7 +1372,8 @@ void GFXOutputDev::drawChar(GfxState *state, double x, double y, msg(" drawChar(%f,%f,c='%c' (%d), u=%d <%d>) CID=%d render=%d glyphid=%d font=%08x",x,y,(charid&127)>=32?charid:'?', charid, u, uLen, font->isCIDFont(), render, glyphid, current_gfxfont); gfxmatrix_t m = this->current_font_matrix; - this->transformXY(state, x, y, &m.tx, &m.ty); + this->transformXY(state, x-originX, y-originY, &m.tx, &m.ty); + //m.tx += originX; m.ty += originY; if(render == RENDER_FILL || render == RENDER_INVISIBLE) { device->drawchar(device, current_gfxfont, glyphid, &col, &m); @@ -1738,47 +1748,64 @@ void GFXOutputDev::processLink(Link *link, Catalog *catalog) } void GFXOutputDev::saveState(GfxState *state) { - dbg("saveState"); dbgindent+=2; + dbg("saveState %08x", state); dbgindent+=2; - msg(" saveState"); + msg(" saveState %08x", state); updateAll(state); if(statepos>=64) { - msg(" Too many nested states in pdf."); - return; + msg(" Too many nested states in pdf."); + exit(1); } statepos ++; + states[statepos].state = state; states[statepos].createsoftmask = states[statepos-1].createsoftmask; states[statepos].transparencygroup = states[statepos-1].transparencygroup; states[statepos].clipping = 0; + states[statepos].olddevice = 0; states[statepos].clipbbox = states[statepos-1].clipbbox; }; void GFXOutputDev::restoreState(GfxState *state) { - dbgindent-=2; dbg("restoreState"); + dbgindent-=2; dbg("restoreState %08x", state); if(statepos==0) { - msg(" Invalid restoreState"); - return; + msg(" Invalid restoreState"); + exit(1); } - msg(" restoreState%s%s", states[statepos].softmask?" (end softmask)":"", + msg(" restoreState %08x%s%s", state, + states[statepos].softmask?" (end softmask)":"", states[statepos].clipping?" (end clipping)":""); if(states[statepos].softmask) { clearSoftMask(state); } updateAll(state); + while(states[statepos].clipping) { device->endclip(device); states[statepos].clipping--; } + if(states[statepos].state!=state) { + msg(" bad state nesting"); + exit(1); + } + states[statepos].state=0; statepos--; } void GFXOutputDev::updateLineDash(GfxState *state) { - state->getLineDash(&this->dashPattern, &this->dashLength, &this->dashStart); + if(this->dashPattern) { + free(this->dashPattern);this->dashPattern = 0; + } + double *pattern = 0; + state->getLineDash(&pattern, &this->dashLength, &this->dashStart); msg(" updateLineDash, %d dashes", this->dashLength); if(!this->dashLength) { this->dashPattern = 0; + } else { + double*p = (double*)malloc(this->dashLength*sizeof(this->dashPattern[0])); + memcpy(p, pattern, this->dashLength*sizeof(this->dashPattern[0])); + this->dashPattern = p; } } @@ -1839,7 +1866,7 @@ void GFXOutputDev::updateStrokeColor(GfxState *state) } -static gfxfont_t* createGfxFont(GfxFont*xpdffont, FontInfo*src, double config_fontquality) +gfxfont_t* GFXOutputDev::createGfxFont(GfxFont*xpdffont, FontInfo*src) { gfxfont_t*font = (gfxfont_t*)malloc(sizeof(gfxfont_t)); memset(font, 0, sizeof(gfxfont_t)); @@ -1848,11 +1875,14 @@ static gfxfont_t* createGfxFont(GfxFont*xpdffont, FontInfo*src, double config_fo memset(font->glyphs, 0, sizeof(gfxglyph_t)*src->num_glyphs); font->id = 0; int t; - + double quality = (INTERNAL_FONT_SIZE * 200 / config_fontquality) / src->max_size; double scale = 1; //printf("%d glyphs\n", font->num_glyphs); font->num_glyphs = 0; + font->ascent = fabs(src->descender); + font->descent = fabs(src->ascender); + for(t=0;tnum_glyphs;t++) { if(src->glyphs[t]) { SplashPath*path = src->glyphs[t]->path; @@ -1894,8 +1924,21 @@ static gfxfont_t* createGfxFont(GfxFont*xpdffont, FontInfo*src, double config_fo // (f&splashPathFirst)?"first":"", // (f&splashPathLast)?"last":""); } + glyph->line = (gfxline_t*)drawer.result(&drawer); - glyph->advance = xmax*scale; // we don't know the real advance value, so this'll have to do + if(src->glyphs[t]->advance>0) { + glyph->advance = src->glyphs[t]->advance; + } else { + msg(" Approximating advance value for glyph %d", t); + glyph->advance = xmax*scale; + } + if(this->config_bigchar) { + double max = src->glyphs[t]->advance_max; + if(max>0 && max > glyph->advance) { + glyph->advance = max; + } + } + font->num_glyphs++; } } @@ -1941,7 +1984,7 @@ void GFXOutputDev::updateFont(GfxState *state) gfxfont_t*font = gfxfontlist_findfont(this->gfxfontlist,id); if(!font) { - font = createGfxFont(gfxFont, current_fontinfo, this->config_fontquality); + font = this->createGfxFont(gfxFont, current_fontinfo); font->id = strdup(id); this->gfxfontlist = gfxfontlist_addfont(this->gfxfontlist, font); } @@ -1957,7 +2000,7 @@ void GFXOutputDev::updateFont(GfxState *state) unsigned char* antialize(unsigned char*data, int width, int height, int newwidth, int newheight, int palettesize) { - if((newwidth<2 || newheight<2) || + if((newwidth<1 || newheight<1) || (width<=newwidth || height<=newheight)) return 0; unsigned char*newdata; @@ -2013,7 +2056,7 @@ static void drawimage(gfxdevice_t*dev, gfxcolor_t* data, int sizex,int sizey, double x1,double y1, double x2,double y2, double x3,double y3, - double x4,double y4, int type) + double x4,double y4, int type, int multiply) { gfxcolor_t*newpic=0; @@ -2038,12 +2081,13 @@ static void drawimage(gfxdevice_t*dev, gfxcolor_t* data, int sizex,int sizey, p5.x = (int)(p5.x*20)/20.0; p5.y = (int)(p5.y*20)/20.0; } - + gfxmatrix_t m; m.m00 = (p4.x-p1.x)/sizex; m.m10 = (p2.x-p1.x)/sizey; m.m01 = (p4.y-p1.y)/sizex; m.m11 = (p2.y-p1.y)/sizey; - m.tx = p1.x - 0.5; - m.ty = p1.y - 0.5; + + m.tx = p1.x - 0.5*multiply; + m.ty = p1.y - 0.5*multiply; gfximage_t img; img.data = (gfxcolor_t*)data; @@ -2059,15 +2103,15 @@ static void drawimage(gfxdevice_t*dev, gfxcolor_t* data, int sizex,int sizey, } void drawimagejpeg(gfxdevice_t*dev, gfxcolor_t*mem, int sizex,int sizey, - double x1,double y1, double x2,double y2, double x3,double y3, double x4,double y4) + double x1,double y1, double x2,double y2, double x3,double y3, double x4,double y4, int multiply) { - drawimage(dev,mem,sizex,sizey,x1,y1,x2,y2,x3,y3,x4,y4, IMAGE_TYPE_JPEG); + drawimage(dev,mem,sizex,sizey,x1,y1,x2,y2,x3,y3,x4,y4, IMAGE_TYPE_JPEG, multiply); } void drawimagelossless(gfxdevice_t*dev, gfxcolor_t*mem, int sizex,int sizey, - double x1,double y1, double x2,double y2, double x3,double y3, double x4,double y4) + double x1,double y1, double x2,double y2, double x3,double y3, double x4,double y4, int multiply) { - drawimage(dev,mem,sizex,sizey,x1,y1,x2,y2,x3,y3,x4,y4, IMAGE_TYPE_LOSSLESS); + drawimage(dev,mem,sizex,sizey,x1,y1,x2,y2,x3,y3,x4,y4, IMAGE_TYPE_LOSSLESS, multiply); } @@ -2076,6 +2120,8 @@ void GFXOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str, GBool inlineImg, int mask, int*maskColors, Stream *maskStr, int maskWidth, int maskHeight, GBool maskInvert, GfxImageColorMap*maskColorMap) { + /* the code in this function is *old*. It's not pretty, but it works. */ + double x1,y1,x2,y2,x3,y3,x4,y4; ImageStream *imgStr; Guchar pixBuf[4]; @@ -2130,7 +2176,7 @@ void GFXOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str, imgStr = new ImageStream(str, width, ncomps,bits); imgStr->reset(); - if(!width || !height || (height<=1 && width<=1 && maskWidth<=1 && maskHeight<=1)) + if(!width || !height || ((height+width)<=1 && (maskWidth+maskHeight)<=1)) { msg(" Ignoring %d by %d image", width, height); unsigned char buf[8]; @@ -2198,11 +2244,7 @@ void GFXOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str, buf[0]=1-buf[0]; pic[width*y+x] = buf[0]; } - - /* the size of the drawn image is added to the identifier - as the same image may require different bitmaps if displayed - at different sizes (due to antialiasing): */ - int found = -1; + if(type3active) { unsigned char*pic2 = 0; numpalette = 16; @@ -2239,7 +2281,7 @@ void GFXOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str, pic2[width*y+x] = pal[pic[y*width+x]]; } } - drawimagelossless(device, pic2, width, height, x1,y1,x2,y2,x3,y3,x4,y4); + drawimagelossless(device, pic2, width, height, x1,y1,x2,y2,x3,y3,x4,y4, config_multiply); delete[] pic2; delete[] pic; delete imgStr; @@ -2260,14 +2302,30 @@ void GFXOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str, pic[width*y+x].b = (unsigned char)(colToByte(rgb.b)); pic[width*y+x].a = 255;//(U8)(rgb.a * 255 + 0.5); if(maskbitmap) { - pic[width*y+x].a = maskbitmap[(y*maskHeight/height)*maskWidth+(x*maskWidth/width)]; + int x1 = x*maskWidth/width; + int y1 = y*maskHeight/height; + int x2 = (x+1)*maskWidth/width; + int y2 = (y+1)*maskHeight/height; + int xx,yy; + unsigned int alpha=0; + unsigned int count=0; + for(xx=x1;xxgetKind()==strDCT) - drawimagejpeg(device, pic, width, height, x1,y1,x2,y2,x3,y3,x4,y4); + drawimagejpeg(device, pic, width, height, x1,y1,x2,y2,x3,y3,x4,y4, config_multiply); else - drawimagelossless(device, pic, width, height, x1,y1,x2,y2,x3,y3,x4,y4); + drawimagelossless(device, pic, width, height, x1,y1,x2,y2,x3,y3,x4,y4, config_multiply); delete[] pic; delete imgStr; if(maskbitmap) free(maskbitmap); @@ -2342,7 +2400,7 @@ void GFXOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str, height = maskHeight; } } - drawimagelossless(device, pic, width, height, x1,y1,x2,y2,x3,y3,x4,y4); + drawimagelossless(device, pic, width, height, x1,y1,x2,y2,x3,y3,x4,y4, config_multiply); delete[] pic; delete imgStr; @@ -2554,17 +2612,20 @@ void GFXOutputDev::preparePage(int pdfpage, int outputpage) if(!this->pages) { this->pagebuflen = 1024; + if(pdfpage > this->pagebuflen) + this->pagebuflen = pdfpage+1; this->pages = (int*)malloc(this->pagebuflen*sizeof(int)); memset(this->pages, -1, this->pagebuflen*sizeof(int)); - } else { - while(pdfpage >= this->pagebuflen) - { - int oldlen = this->pagebuflen; - this->pagebuflen+=1024; - this->pages = (int*)realloc(this->pages, this->pagebuflen*sizeof(int)); - memset(&this->pages[oldlen], -1, (this->pagebuflen-oldlen)*sizeof(int)); - } } + + while(pdfpage >= this->pagebuflen) + { + int oldlen = this->pagebuflen; + this->pagebuflen+=1024; + this->pages = (int*)realloc(this->pages, this->pagebuflen*sizeof(int)); + memset(&this->pages[oldlen], -1, (this->pagebuflen-oldlen)*sizeof(int)); + } + this->pages[pdfpage] = outputpage; if(pdfpage>this->pagepos) this->pagepos = pdfpage; @@ -2590,6 +2651,7 @@ void GFXOutputDev::beginTransparencyGroup(GfxState *state, double *bbox, states[statepos].olddevice = this->device; this->device = (gfxdevice_t*)rfx_calloc(sizeof(gfxdevice_t)); + dbg("this->device now %08x (old: %08x)", this->device, states[statepos].olddevice); gfxdevice_record_init(this->device); @@ -2604,11 +2666,21 @@ void GFXOutputDev::endTransparencyGroup(GfxState *state) dbgindent-=2; gfxdevice_t*r = this->device; + dbg("endTransparencyGroup this->device now back to %08x (destroying %08x)", states[statepos].olddevice, this->device); + this->device = states[statepos].olddevice; + if(!this->device) { + msg(" bad state nesting in transparency group- PDF file broken?"); + /* if these errors occur more often, we should build a seperate + transparency group stack, like xpdf/SplashOutputDev.cc does */ + restoreState(state); + this->device = states[statepos].olddevice; + } + states[statepos].olddevice = 0; gfxresult_t*recording = r->finish(r); - dbg("endTransparencyGroup forsoftmask=%d recording=%08x/%08x", states[statepos].createsoftmask, r, recording); + dbg(" forsoftmask=%d recording=%08x/%08x", states[statepos].createsoftmask, r, recording); msg(" endTransparencyGroup forsoftmask=%d recording=%08x/%08x", states[statepos].createsoftmask, r, recording); if(states[statepos].createsoftmask) { @@ -2628,9 +2700,9 @@ void GFXOutputDev::paintTransparencyGroup(GfxState *state, double *bbox) "colordodge","colorburn","hardlight","softlight","difference", "exclusion","hue","saturation","color","luminosity"}; - dbg("paintTransparencyGroup blend=%s softmaskon=%d", blendmodes[state->getBlendMode()], states[statepos].softmask); + dbg("paintTransparencyGroup blend=%s softmaskon=%d recording=%08x", blendmodes[state->getBlendMode()], states[statepos].softmask, states[statepos].grouprecording); msg(" paintTransparencyGroup blend=%s softmaskon=%d", blendmodes[state->getBlendMode()], states[statepos].softmask); - + if(state->getBlendMode() == gfxBlendNormal) infofeature("transparency groups"); else { @@ -2647,6 +2719,7 @@ void GFXOutputDev::paintTransparencyGroup(GfxState *state, double *bbox) if(blendmode == gfxBlendMultiply && alpha>200) alpha = 128; gfxdevice_t ops; + dbg("this->device=%08x, this->device->name=%s\n", this->device, this->device->name); gfxdevice_ops_init(&ops, this->device, alpha); gfxresult_record_replay(grouprecording, &ops); ops.finish(&ops); @@ -2674,7 +2747,11 @@ void GFXOutputDev::setSoftMask(GfxState *state, double *bbox, GBool alpha, Funct infofeature("soft masks"); else warnfeature("soft masks from alpha channel",0); - + + if(states[statepos].olddevice) { + msg(" Internal error: badly balanced softmasks/transparency groups"); + exit(1); + } states[statepos].olddevice = this->device; this->device = (gfxdevice_t*)rfx_calloc(sizeof(gfxdevice_t)); gfxdevice_record_init(this->device);