From a38f4a8c72db6b1acdd5cf5c5e54592dd12188aa Mon Sep 17 00:00:00 2001
From: tth <tth@fubar.tetalab.org>
Date: Sat, 20 Feb 2021 03:31:09 +0100
Subject: [PATCH] preparing BMP export

---
 floatimg.h       |  5 ++++-
 funcs/Makefile   |  3 +++
 funcs/exporter.c |  4 ++++
 funcs/fimg-bmp.c | 21 +++++++++++++++++++++
 4 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 funcs/fimg-bmp.c

diff --git a/floatimg.h b/floatimg.h
index 9d35c96c..4b0acbc5 100644
--- a/floatimg.h
+++ b/floatimg.h
@@ -3,7 +3,7 @@
  *			ugly code from tTh
  */
 
-#define		FIMG_VERSION	117
+#define		FIMG_VERSION	118
 
 /*
  *	in memory descriptor
@@ -40,6 +40,7 @@ typedef struct {
 #define FILE_TYPE_TGA			4
 #define FILE_TYPE_TIFF			5
 #define FILE_TYPE_FITS			6
+#define FILE_TYPE_BMP			7
 
 /*	lib/contrast.c			*/
 #define CONTRAST_NONE			0
@@ -182,6 +183,8 @@ int   fimg_load_from_png(char *filename, FloatImg *fimg);
 int   fimg_create_from_png(char *filename, FloatImg *fimg);
 int   fimg_save_as_png(FloatImg *src, char *outname, int flags);
 
+int   fimg_save_as_bmp(FloatImg *src, char *outname, int flags);
+
 int   fimg_test_pattern(FloatImg *fimg, int type, double dval);
 int   fimg_draw_something(FloatImg *fimg);
 
diff --git a/funcs/Makefile b/funcs/Makefile
index 8b29ebcc..c80ebcbe 100644
--- a/funcs/Makefile
+++ b/funcs/Makefile
@@ -35,6 +35,9 @@ displacement.o:	displacement.c  $(DEPS)
 fimg-png.o:		fimg-png.c $(DEPS)
 	gcc $(COPT) -c $<
 
+fimg-bmp.o:		fimg-bmp.c $(DEPS)
+	gcc $(COPT) -c $<
+
 fimg-tiff.o:		fimg-tiff.c $(DEPS)
 	gcc $(COPT) -c $<
 
diff --git a/funcs/exporter.c b/funcs/exporter.c
index 26f3b13e..3e8340c4 100644
--- a/funcs/exporter.c
+++ b/funcs/exporter.c
@@ -57,6 +57,10 @@ switch(filetype) {
 		foo = fimg_save_R_as_fits(pic, fname, 0);
 		break;
 
+	case FILE_TYPE_BMP:
+		fprintf(stderr, "%s: file type BMP not implemented\n", __func__);
+		foo = -666;
+
 	default:
 		foo = -1789;
 		break;
diff --git a/funcs/fimg-bmp.c b/funcs/fimg-bmp.c
new file mode 100644
index 00000000..3959c820
--- /dev/null
+++ b/funcs/fimg-bmp.c
@@ -0,0 +1,21 @@
+/*
+ *		Lecture/ecriture des images BMP
+ *		-------------------------------
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../floatimg.h"
+
+extern int		verbosity;
+
+/* --------------------------------------------------------------------- */
+int fimg_save_as_bmp(FloatImg *src, char *outname, int flags)
+{
+
+
+return -2;
+}
+/* --------------------------------------------------------------------- */