void BitmapOutputDev::flushBitmap()
{
- int width = rgbdev->getBitmapWidth();
- int height = rgbdev->getBitmapHeight();
+ int bitmap_width = rgbdev->getBitmapWidth();
+ int bitmap_height = rgbdev->getBitmapHeight();
if(sizeof(SplashColor)!=3) {
msg("<error> sizeof(SplashColor)!=3");
Guchar*alpha = rgbbitmap->getAlphaPtr();
Guchar*alpha2 = stalepolybitmap->getDataPtr();
- int width8 = (stalepolybitmap->getWidth()+7)/8;
+ int bitmap_width8 = (stalepolybitmap->getWidth()+7)/8;
/*char filename[80];
sprintf(filename, "flush%d_mask.png", dbg_btm_counter);
sprintf(filename, "flush%d_bitmap.png", dbg_btm_counter);
writeBitmap(rgbbitmap, filename);*/
- ibbox_t* boxes = get_bitmap_bboxes((unsigned char*)alpha, width, height);
- ibbox_t*b;
+ ibbox_t pagebox = {-movex, -movey, -movex + this->width, -movey + this->height, 0};
+ ibbox_t bitmapbox = {0, 0, bitmap_width, bitmap_height, 0};
+ ibbox_t c = ibbox_clip(&bitmapbox, &pagebox);
+ ibbox_t* boxes = get_bitmap_bboxes((unsigned char*)(alpha+c.ymin*bitmap_width+c.xmin), c.xmax - c.xmin, c.ymax - c.ymin, bitmap_width);
+ ibbox_t*b;
for(b=boxes;b;b=b->next) {
- int xmin = b->xmin;
- int ymin = b->ymin;
- int xmax = b->xmax;
- int ymax = b->ymax;
+ int xmin = b->xmin - this->movex;
+ int ymin = b->ymin - this->movey;
+ int xmax = b->xmax - this->movex;
+ int ymax = b->ymax - this->movey;
/* clip against (-movex, -movey, -movex+width, -movey+height) */
img->height = rangey;
int x,y;
for(y=0;y<rangey;y++) {
- SplashColorPtr in=&rgb[((y+ymin)*width+xmin)*sizeof(SplashColor)];
+ SplashColorPtr in=&rgb[((y+ymin)*bitmap_width+xmin)*sizeof(SplashColor)];
gfxcolor_t*out = &img->data[y*rangex];
- Guchar*ain = &alpha[(y+ymin)*width+xmin];
- Guchar*ain2 = &alpha2[(y+ymin)*width8];
+ Guchar*ain = &alpha[(y+ymin)*bitmap_width+xmin];
+ Guchar*ain2 = &alpha2[(y+ymin)*bitmap_width8];
if(this->emptypage) {
for(x=0;x<rangex;x++) {
/* the first bitmap on the page doesn't need to have an alpha channel-
}
}
}
- writePNG(filename, (unsigned char*)b, width, height);
+ png_write(filename, (unsigned char*)b, width, height);
free(b);
}
line[x].a = bitmap->getAlpha(x,y);
}
}
- writePNG(filename, (unsigned char*)data, width, height);
+ png_write(filename, (unsigned char*)data, width, height);
free(data);
}
line[x].a = a;
}
}
- writePNG(filename, (unsigned char*)data, width, height);
+ png_write(filename, (unsigned char*)data, width, height);
free(data);
}
}
}
+GBool BitmapOutputDev::checkPageSlice(Page *page, double hDPI, double vDPI,
+ int rotate, GBool useMediaBox, GBool crop,
+ int sliceX, int sliceY, int sliceW, int sliceH,
+ GBool printing, Catalog *catalog,
+ GBool (*abortCheckCbk)(void *data),
+ void *abortCheckCbkData)
+{
+ this->setPage(page);
+ gfxdev->setPage(page);
+ return gTrue;
+}
-void BitmapOutputDev::startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
+void BitmapOutputDev::startPage(int pageNum, GfxState *state)
{
+ PDFRectangle *r = this->page->getCropBox();
double x1,y1,x2,y2;
- state->transform(crop_x1,crop_y1,&x1,&y1);
- state->transform(crop_x2,crop_y2,&x2,&y2);
+ state->transform(r->x1,r->y1,&x1,&y1);
+ state->transform(r->x2,r->y2,&x2,&y2);
if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
this->width = (int)(x2-x1);
this->height = (int)(y2-y1);
- rgbdev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
- boolpolydev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
- booltextdev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
- clip0dev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
- clip1dev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
- gfxdev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
+ rgbdev->startPage(pageNum, state);
+ boolpolydev->startPage(pageNum, state);
+ booltextdev->startPage(pageNum, state);
+ clip0dev->startPage(pageNum, state);
+ clip1dev->startPage(pageNum, state);
+ gfxdev->startPage(pageNum, state);
boolpolybitmap = boolpolydev->getBitmap();
stalepolybitmap = new SplashBitmap(boolpolybitmap->getWidth(), boolpolybitmap->getHeight(), 1, boolpolybitmap->getMode(), 0);
msg("<verbose> finishPage (BitmapOutputDev)");
gfxdev->endPage();
- if(layerstate == STATE_BITMAP_IS_ABOVE) {
- this->flushText();
- this->flushBitmap();
- } else {
- this->flushBitmap();
- this->flushText();
- }
+ flushEverything();
/* splash will now destroy alpha, and paint the
background color into the "holes" in the bitmap */
clip1dev->needNonText();
return rgbdev->needNonText();
}
-/*GBool BitmapOutputDev::checkPageSlice(Page *page, double hDPI, double vDPI,
- int rotate, GBool useMediaBox, GBool crop,
- int sliceX, int sliceY, int sliceW, int sliceH,
- GBool printing, Catalog *catalog,
- GBool (*abortCheckCbk)(void *data),
- void *abortCheckCbkData)
-{
- return gTrue;
-}*/
void BitmapOutputDev::setDefaultCTM(double *ctm)
{
boolpolydev->setDefaultCTM(ctm);
bbox.ymax=max(bbox.ymax,y);
return bbox;
}
+
+GBool invalid_size(int width, int height)
+{
+ if((U64)width*(U64)height > 0x7fffffffll)
+ return 1;
+ return 0;
+}
+
void BitmapOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
int width, int height, GBool invert,
GBool inlineImg)
{
msg("<debug> drawImageMask streamkind=%d", str->getKind());
+ if(invalid_size(width,height)) return;
CopyStream*cpystr = new CopyStream(str, height * ((width + 7) / 8));
str = cpystr->getStream();
int *maskColors, GBool inlineImg)
{
msg("<debug> drawImage streamkind=%d", str->getKind());
+ if(invalid_size(width,height)) return;
CopyStream*cpystr = new CopyStream(str, height * ((width * colorMap->getNumPixelComps() * colorMap->getBits() + 7) / 8));
str = cpystr->getStream();
GBool maskInvert)
{
msg("<debug> drawMaskedImage streamkind=%d", str->getKind());
+ if(invalid_size(width,height)) return;
CopyStream*cpystr = new CopyStream(str, height * ((width * colorMap->getNumPixelComps() * colorMap->getBits() + 7) / 8));
str = cpystr->getStream();
GfxImageColorMap *maskColorMap)
{
msg("<debug> drawSoftMaskedImage %dx%d (%dx%d) streamkind=%d", width, height, maskWidth, maskHeight, str->getKind());
+ if(invalid_size(width,height)) return;
CopyStream*cpystr = new CopyStream(str, height * ((width * colorMap->getNumPixelComps() * colorMap->getBits() + 7) / 8));
str = cpystr->getStream();
void BitmapOutputDev::processLink(Link *link, Catalog *catalog)
{
msg("<debug> processLink");
+ flushEverything();
gfxdev->processLink(link, catalog);
}
+void BitmapOutputDev::flushEverything()
+{
+ if(layerstate == STATE_BITMAP_IS_ABOVE) {
+ this->flushText();
+ this->flushBitmap();
+ } else {
+ this->flushBitmap();
+ this->flushText();
+ }
+}
void BitmapOutputDev::beginTransparencyGroup(GfxState *state, double *bbox,
GfxColorSpace *blendingColorSpace,