shithub: jbig2

Info  •  Files  •  Log

Some minor corrections and bug fixes.


git-svn-id: http://svn.ghostscript.com/jbig2dec/trunk@436 ded80894-8fb9-0310-811b-c03f3676ab4d

--- a/jbig2_symbol_dict.c

+++ b/jbig2_symbol_dict.c

@@ -74,7 +74,10 @@

     jbig2_error(ctx, JBIG2_SEVERITY_INFO, segment->number,

         "dumping symbol dict as %d individual png files\n", dict->n_symbols);

     for (index = 0; index < dict->n_symbols; index++) {

-        snprintf(filename, sizeof(filename), "symbol_%04d.png", index);

+        snprintf(filename, sizeof(filename), "symbol_%02d-%04d.png", 

+		segment->number, index);

+	jbig2_error(ctx, JBIG2_SEVERITY_DEBUG, segment->number,

+	  "dumping symbol %d/%d as '%s'", index, dict->n_symbols, filename);

 #ifdef HAVE_LIBPNG

         jbig2_image_write_png_file(dict->glyphs[index], filename);

 #else

@@ -497,9 +500,9 @@

 	}

 	jbig2_error(ctx, JBIG2_SEVERITY_DEBUG, segment->number,

-	  "reading %dx%d collective bitmap for %d symbols (%d bytes)",

+	  "reading %dx%d collective bitmap for %d symbols (%d bytes%s)",

 	  image->width, image->height, NSYMSDECODED - HCFIRSTSYM,

-	  BMSIZE);

+	  BMSIZE, BMSIZE ? "" : " uncompressed");

 	if (BMSIZE == 0) {

 	  /* if BMSIZE == 0 bitmap is uncompressed */

--- a/jbig2_text.c

+++ b/jbig2_text.c

@@ -275,7 +275,7 @@

     while (NINSTANCES < params->SBNUMINSTANCES) {

         /* (3b) */

         if (params->SBHUFF) {

-            /* todo */

+            DT = jbig2_huffman_get(hs, params->SBHUFFDT, &code);

         } else {

             code = jbig2_arith_int_decode(IADT, as, &DT);

         }

@@ -535,7 +535,7 @@

     if (params.SBHUFF) {

         /* 7.4.3.1.5 - Symbol ID Huffman table */

-	/* todo: write the bloody thing */	

+	/* ...this is handled in the segment body decoder */	

         /* 7.4.3.1.6 - Other Huffman table selection */

 	switch (huffman_flags & 0x0003) {