Enable saving 32 bits floating point TIFF image with rt-cli (see #2357)

2018-05-06 18:50:42 +02:00
parent a6f82d0212
commit 5ac11ef1b9
2 changed files with 9 additions and 4 deletions
--- a/rtengine/imageio.cc
+++ b/rtengine/imageio.cc
@@ -1026,6 +1026,9 @@ int ImageIO::savePNG  (Glib::ustring fname, volatile int bps)
    if (bps < 0) {
        bps = getBPS ();
    }
+    if (bps > 16) {
+        bps = 16;
+    }

    png_set_IHDR(png, info, width, height, bps, PNG_COLOR_TYPE_RGB,
                 PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_BASE);