shithub: jbig2

Download patch

ref: 8384a640605066b60d21140504f92d31dd77947f
parent: 72591b23f58efc91e6b92b85540825f29344d520
author: giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d>
date: Sat Jun 22 05:58:26 EDT 2002 

Interpret '-' as an output filename meaning stdout.


git-svn-id: http://svn.ghostscript.com/jbig2dec/trunk@82 ded80894-8fb9-0310-811b-c03f3676ab4d


--- a/jbig2dec.c
+++ b/jbig2dec.c
@@ -8,7 +8,7 @@
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    $Id: jbig2dec.c,v 1.23 2002/06/21 19:11:28 giles Exp $
+    $Id: jbig2dec.c,v 1.24 2002/06/22 09:58:26 giles Exp $
 */
 
 #include <stdio.h>
@@ -134,6 +134,31 @@
     return 0;
 }
 
+static int
+write_page_image(jbig2dec_params_t *params, Jbig2Image *image)
+{
+      if (!strcmp(params->output_file, "-"))
+        {
+          fprintf(stderr, "writing decoded page to stdout\n");
+#ifdef HAVE_LIBPNG
+          jbig2_image_write_png(image, stdout);
+#else
+          jbig2_image_write_pbm(image, stdout);
+#endif
+        }
+      else
+        {
+          fprintf(stderr, "saving decoded page as '%s'\n", params->output_file);
+#ifdef HAVE_LIBPNG
+          jbig2_image_write_png_file(image, params->output_file);
+#else
+          jbig2_image_write_pbm_file(image, params->output_file);
+#endif
+        }
+        
+  return 0;
+}
+
 int
 main (int argc, char **argv)
 {
@@ -226,13 +251,8 @@
     Jbig2Image *image;
     
     while ((image = jbig2_get_page(ctx)) != NULL) {
-        fprintf(stderr, "saving decoded page as '%s'\n", params.output_file);
-#ifdef HAVE_LIBPNG
-        jbig2_image_write_png_file(image, params.output_file);
-#else
-        jbig2_image_write_pbm_file(image, params.output_file);
-#endif
-        jbig2_release_page(ctx, image);
+      write_page_image(&params, image);
+      jbig2_release_page(ctx, image);
     }
   }