X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=pdf%2Fxpdf%2FImageOutputDev.cc;h=d6c2eb3e7fc8284393ff554c84e39e5edb58c48c;hb=94dce1988ba107a439e258136fd8a8c84f289672;hp=00782fb590e2821d7bfe9aa128177dee637e3ef0;hpb=d9f9a6449f377b4c933b75d57541b19c6d088994;p=evince.git

diff --git a/pdf/xpdf/ImageOutputDev.cc b/pdf/xpdf/ImageOutputDev.cc
index 00782fb5..d6c2eb3e 100644
--- a/pdf/xpdf/ImageOutputDev.cc
+++ b/pdf/xpdf/ImageOutputDev.cc
@@ -2,7 +2,7 @@
 //
 // ImageOutputDev.cc
 //
-// Copyright 1998 Derek B. Noonburg
+// Copyright 1998-2002 Glyph & Cog, LLC
 //
 //========================================================================
 
@@ -10,6 +10,7 @@
 #pragma implementation
 #endif
 
+#include <aconf.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <stddef.h>
@@ -22,10 +23,10 @@
 #include "Stream.h"
 #include "ImageOutputDev.h"
 
-ImageOutputDev::ImageOutputDev(char *fileRoot1, GBool dumpJPEG1) {
-  fileRoot = copyString(fileRoot1);
+ImageOutputDev::ImageOutputDev(char *fileRootA, GBool dumpJPEGA) {
+  fileRoot = copyString(fileRootA);
   fileName = (char *)gmalloc(strlen(fileRoot) + 20);
-  dumpJPEG = dumpJPEG1;
+  dumpJPEG = dumpJPEGA;
   imgNum = 0;
   ok = gTrue;
 }
@@ -35,14 +36,15 @@ ImageOutputDev::~ImageOutputDev() {
   gfree(fileRoot);
 }
 
-void ImageOutputDev::drawImageMask(GfxState *state, Stream *str,
+void ImageOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
 				   int width, int height, GBool invert,
 				   GBool inlineImg) {
   FILE *f;
   int c;
+  int size, i;
 
   // dump JPEG file
-  if (dumpJPEG && str->getKind() == strDCT) {
+  if (dumpJPEG && str->getKind() == strDCT && !inlineImg) {
 
     // open the image file
     sprintf(fileName, "%s-%03d.jpg", fileRoot, imgNum);
@@ -60,6 +62,7 @@ void ImageOutputDev::drawImageMask(GfxState *state, Stream *str,
     while ((c = str->getChar()) != EOF)
       fputc(c, f);
 
+    str->close();
     fclose(f);
 
   // dump PBM file
@@ -79,24 +82,32 @@ void ImageOutputDev::drawImageMask(GfxState *state, Stream *str,
     str->reset();
 
     // copy the stream
-    while ((c = str->getChar()) != EOF)
-      fputc(c, f);
+    size = height * ((width + 7) / 8);
+    for (i = 0; i < size; ++i) {
+      fputc(str->getChar(), f);
+    }
 
+    str->close();
     fclose(f);
   }
 }
 
-void ImageOutputDev::drawImage(GfxState *state, Stream *str, int width,
-			       int height, GfxImageColorMap *colorMap,
-			       GBool inlineImg) {
+void ImageOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
+			       int width, int height,
+			       GfxImageColorMap *colorMap,
+			       int *maskColors, GBool inlineImg) {
   FILE *f;
+  ImageStream *imgStr;
   Guchar pixBuf[4];
-  GfxColor color;
+  GfxRGB rgb;
   int x, y;
   int c;
+  int size, i;
 
   // dump JPEG file
-  if (dumpJPEG && str->getKind() == strDCT) {
+  if (dumpJPEG && str->getKind() == strDCT &&
+      colorMap->getNumPixelComps() == 3 &&
+      !inlineImg) {
 
     // open the image file
     sprintf(fileName, "%s-%03d.jpg", fileRoot, imgNum);
@@ -114,6 +125,33 @@ void ImageOutputDev::drawImage(GfxState *state, Stream *str, int width,
     while ((c = str->getChar()) != EOF)
       fputc(c, f);
 
+    str->close();
+    fclose(f);
+
+  // dump PBM file
+  } else if (colorMap->getNumPixelComps() == 1 &&
+	     colorMap->getBits() == 1) {
+
+    // open the image file and write the PBM header
+    sprintf(fileName, "%s-%03d.pbm", fileRoot, imgNum);
+    ++imgNum;
+    if (!(f = fopen(fileName, "wb"))) {
+      error(-1, "Couldn't open image file '%s'", fileName);
+      return;
+    }
+    fprintf(f, "P4\n");
+    fprintf(f, "%d %d\n", width, height);
+
+    // initialize stream
+    str->reset();
+
+    // copy the stream
+    size = height * ((width + 7) / 8);
+    for (i = 0; i < size; ++i) {
+      fputc(str->getChar(), f);
+    }
+
+    str->close();
     fclose(f);
 
   // dump PPM file
@@ -131,20 +169,23 @@ void ImageOutputDev::drawImage(GfxState *state, Stream *str, int width,
     fprintf(f, "255\n");
 
     // initialize stream
-    str->resetImage(width, colorMap->getNumPixelComps(), colorMap->getBits());
+    imgStr = new ImageStream(str, width, colorMap->getNumPixelComps(),
+			     colorMap->getBits());
+    imgStr->reset();
 
     // for each line...
     for (y = 0; y < height; ++y) {
 
       // write the line
       for (x = 0; x < width; ++x) {
-	str->getImagePixel(pixBuf);
-	colorMap->getColor(pixBuf, &color);
-	fputc((int)(color.getR() * 255 + 0.5), f);
-	fputc((int)(color.getG() * 255 + 0.5), f);
-	fputc((int)(color.getB() * 255 + 0.5), f);
+	imgStr->getPixel(pixBuf);
+	colorMap->getRGB(pixBuf, &rgb);
+	fputc((int)(rgb.r * 255 + 0.5), f);
+	fputc((int)(rgb.g * 255 + 0.5), f);
+	fputc((int)(rgb.b * 255 + 0.5), f);
       }
     }
+    delete imgStr;
 
     fclose(f);
   }