Get paper dimensions from CUPS

Signed-off-by: Alexey Galakhov <agalakhov@gmail.com>

Author: agalakhov

src/paper.c

@@ -19,4 +19,10 @@
 
 #include "paper.h"
 
+#include <cups/raster.h>
 
+void page_set_dims(struct page_dims_s *dims, const struct cups_page_header2_s *header)
+{
+	dims->paper_width  = header->PageSize[0] * header->HWResolution[0] / 72;
+	dims->paper_height = header->PageSize[1] * header->HWResolution[1] / 72;
+}

src/paper.h

@@ -21,6 +21,8 @@
 
 #include "std.h"
 
+struct cups_page_header2_s;
+
 struct page_dims_s {
 	/* set by */
 	unsigned paper_width;
@@ -30,3 +32,5 @@ struct page_dims_s {
 	unsigned band_size;
 	unsigned num_lines;
 };
+
+void page_set_dims(struct page_dims_s *dims, const struct cups_page_header2_s *header);

src/rastertocapt.c

@@ -143,9 +143,7 @@ static void do_print(int fd)
 	while (cupsRasterReadHeader2(raster, &header)) {
 		struct page_dims_s dims;
 
-		// FIXME
-		dims.paper_width = 4960;
-		dims.paper_height = 6898;
+		page_set_dims(&dims, &header);
 
 		if (! state->ipage) {
 			fprintf(stderr, "DEBUG: CAPT: rastertocapt: start job\n");