X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrd_gfx.c;h=21838275fdb8021151cf4bf39d0b027cf280b399;hb=0f399ee8cbe875b2831ea2870e60ee17800d811d;hp=253c7a6378108d081447617c75ebe72377181317;hpb=20ac3f138668d4e0c64ef79849faf9adefec9cb7;p=rrdtool.git

diff --git a/src/rrd_gfx.c b/src/rrd_gfx.c
index 253c7a6..2183827 100644
--- a/src/rrd_gfx.c
+++ b/src/rrd_gfx.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * RRDtool 1.2.x  Copyright Tobias Oetiker, 1997 - 2005
+ * RRDtool 1.2rc2  Copyright by Tobi Oetiker, 1997-2005
  ****************************************************************************
  * rrd_gfx.c  graphics wrapper for rrdtool
   **************************************************************************/
@@ -719,12 +719,19 @@ static int gfx_save_png (art_u8 *buffer, FILE *fp,  long width, long height, lon
   text[0].compression = PNG_TEXT_COMPRESSION_NONE;
   png_set_text (png_ptr, info_ptr, text, 1);
 
+  /* lets make this fast */
+  png_set_compression_level(png_ptr,1);
+  png_set_filter(png_ptr,PNG_FILTER_TYPE_BASE,PNG_NO_FILTERS);
+  /* 
+  png_set_filter(png_ptr,PNG_FILTER_TYPE_BASE,PNG_FILTER_SUB);
+  png_set_compression_strategy(png_ptr,Z_HUFFMAN_ONLY);
+  png_set_compression_level(png_ptr,Z_BEST_SPEED); */
+  
   /* Write header data */
   png_write_info (png_ptr, info_ptr);
-
   for (i = 0; i < height; i++)
     row_pointers[i] = (png_bytep) (buffer + i*rowstride);
-
+  
   png_write_image(png_ptr, row_pointers);
   png_write_end(png_ptr, info_ptr);
   png_destroy_write_struct(&png_ptr, &info_ptr);
@@ -1328,7 +1335,7 @@ static int eps_prologue(eps_state *state)
   gfx_node_t *node;
   fputs(
     "%!PS-Adobe-3.0 EPSF-3.0\n"
-    "%%Creator: RRDtool 1.1.x, Tobias Oetiker, http://tobi.oetiker.ch\n"
+    "%%Creator: RRDtool 1.2rc2 Tobias Oetiker, http://tobi.oetiker.ch\n"
     /* can't like weird chars here */
     "%%Title: (RRDtool output)\n"
     "%%DocumentData: Clean7Bit\n"