1 files changed, 34 insertions, 0 deletions
diff --git a/wr/write-ppm.c b/wr/write-ppm.c
new file mode 100644
index 0000000..d16035b
--- /dev/null
+++ b/wr/write-ppm.c
@@ -0,0 +1,34 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+#include "readers.h"
+#include "writers.h"
+#include "viewer.h"
+
+/* ---------------------------------------------------------------------- */
+/* save                                                                   */
+
+static int
+ppm_write(FILE *fp, struct ida_image *img)
+{
+    fprintf(fp,"P6\n"
+	    "# written by ida " VERSION "\n"
+	    "# http://bytesex.org/ida/\n"
+	    "%d %d\n255\n",
+            img->i.width,img->i.height);
+    fwrite(img->data, img->i.height, 3*img->i.width, fp);
+    return 0;
+}
+
+static struct ida_writer ppm_writer = {
+    label:  "PPM",
+    ext:    { "ppm", NULL},
+    write:  ppm_write,
+};
+
+static void __init init_wr(void)
+{
+    write_register(&ppm_writer);
+}