From 69d94f59d3544a34adba2f23809eb9bd1aebc050 Mon Sep 17 00:00:00 2001
From: le vieux <tth@laserbox.tetalab.org>
Date: Fri, 26 Feb 2021 22:32:42 +0100
Subject: [PATCH] omg ! a new tool !

---
 .gitignore        |   1 +
 tools/Makefile    |   7 ++-
 tools/fimg2text.c | 123 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 129 insertions(+), 2 deletions(-)
 create mode 100644 tools/fimg2text.c

diff --git a/.gitignore b/.gitignore
index 5fba36f9..282e61ae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,6 +52,7 @@ v4l2/nc-camcontrol
 tools/fimg2png
 tools/fimg2pnm
 tools/fimg2tiff
+tools/fimg2text
 tools/fimgstats
 tools/mkfimg
 tools/png2fimg
diff --git a/tools/Makefile b/tools/Makefile
index a02efbb7..6ed5ef93 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -8,8 +8,8 @@ DEPS = ../floatimg.h  ../libfloatimg.a Makefile
 
 # 			----------
 
-all:	fimg2pnm mkfimg png2fimg fimgstats fimg2png	\
-	fimg2tiff					\
+all:	fimg2pnm mkfimg png2fimg fimgstats fimg2png		\
+	fimg2tiff fimg2text					\
 	addpnm2fimg cumulfimgs fimgops fimgfx
 
 fimgstats:	fimgstats.c $(DEPS)
@@ -33,6 +33,9 @@ fimg2pnm:	fimg2pnm.c  $(DEPS)
 fimg2png:	fimg2png.c  $(DEPS)
 	gcc $(COPT) $< ../libfloatimg.a -lpnglite -lz -o $@ 
 
+fimg2text:	fimg2text.c  $(DEPS)
+	gcc $(COPT) $< ../libfloatimg.a  -o $@ 
+
 fimg2tiff:	fimg2tiff.c  $(DEPS)
 	gcc $(COPT) $< ../libfloatimg.a -ltiff -o $@
 
diff --git a/tools/fimg2text.c b/tools/fimg2text.c
new file mode 100644
index 00000000..7108d8f4
--- /dev/null
+++ b/tools/fimg2text.c
@@ -0,0 +1,123 @@
+/*
+ *	converting a floatimg to a machinable text file
+ */
+
+#include  <stdio.h>
+#include  <stdlib.h>
+#include  <unistd.h>
+#include  <string.h>
+
+#include  "../floatimg.h"
+
+int		verbosity;
+
+/* ------------------------------------------------------------------------- */
+int export_as_machinable(FloatImg *src, char *fname, int flags)
+{
+FILE		*fp;
+int		x, y, idx;
+
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %25s ( %p '%s' %d )\n", __func__,
+			src, fname, flags);
+#endif
+
+fp = NULL;					/* molly guard */
+if (strcmp("-", fname)) {			/* real file */
+	fprintf(stderr, "real file\n");
+	}
+	else {
+	fprintf(stderr, "kitchen sink\n");
+	}
+
+idx = 0;
+fp = stdout;					/* XXX */
+for (y=0; y<src->height; y++) {
+	for (x=0; x<src->width; x++) {
+
+		fprintf(fp, "%d %d %d ", x, y, idx);
+		fprintf(fp, " %f %f %f\n", src->R[idx], src->G[idx], src->B[idx]);
+		idx++;
+
+		}
+	}
+
+return 0;
+}
+/* ------------------------------------------------------------------------- */
+int convertir_fimg_en_machinable(char *srcname, char *dstname, int grisaille)
+{
+int		foo, infos[3];
+FloatImg	fimg;
+
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %25s ( '%s' '%s' %d )\n", __func__,
+			srcname, dstname, notused);
+#endif
+
+foo = fimg_fileinfos(srcname, infos);
+if (foo) {
+	fprintf(stderr, "'%s' get dims -> %d\n", srcname, foo);
+	return foo;
+	}
+
+if (verbosity) {
+	fprintf(stderr, "%s: image '%s' is %d x %d  %s\n", 
+				__func__,
+				srcname, infos[0], infos[1],
+				fimg_str_type(infos[2]));
+	}
+
+foo = fimg_create_from_dump(srcname, &fimg);
+if (foo) {
+	fprintf(stderr, "create fimg from '%s' -> %d\n", srcname, foo);
+	return -1;
+	}
+
+if (verbosity) {
+	fimg_describe(&fimg, srcname);
+	}
+
+foo = export_as_machinable(&fimg, dstname, 0);
+
+fimg_destroy(&fimg);
+
+return 0;
+}
+/* ------------------------------------------------------------------------- */
+void help(int k)
+{
+
+puts("usage:\n\tfimg2text [options] foo.fimg > bar.csv");
+puts("options:");
+puts("\t-v\tincrease verbosity");
+if (verbosity) fimg_print_version(1);
+
+exit(0);
+}
+/* ------------------------------------------------------------------------- */
+
+int main(int argc, char *argv[])
+{
+int		foo, opt;
+
+while ((opt = getopt(argc, argv, "ghv")) != -1) {
+	switch(opt) {
+		case 'v':	verbosity++;		break;
+		case 'h':	help(1);		exit(1);
+		}
+	}
+
+if (1 != argc-optind) {
+	fprintf(stderr, "error: %s need two filenames\n", argv[0]);
+	exit(1);
+	}
+
+foo = convertir_fimg_en_machinable(argv[optind], "-", 0);
+if (foo)
+	fprintf(stderr, "%s : got a %d from convertor\n", argv[0], foo);
+
+return 0;
+}
+/* ------------------------------------------------------------------------- */
+