From bf046ff9f983efb4419f781f00fce2e16122010f Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sat, 11 Jan 2025 23:28:22 +0100
Subject: Fix fl indication in ISDCF name.

Maybe I missed it, or maybe it changed, but apparently 3.5fl is supposed
to be written as 35fl in the name.
---
 src/lib/film.cc | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/lib/film.cc b/src/lib/film.cc
index 4c3fd61a5..7b6b46ab9 100644
--- a/src/lib/film.cc
+++ b/src/lib/film.cc
@@ -964,10 +964,7 @@ Film::isdcf_name (bool if_created_now) const
 	}
 
 	if (_luminance) {
-		auto fl = _luminance->value_in_foot_lamberts();
-		char buffer[64];
-		snprintf (buffer, sizeof(buffer), "%.1f", fl);
-		isdcf_name += String::compose("-%1fl", buffer);
+		isdcf_name += fmt::format("-{}fl", std::round(_luminance->value_in_foot_lamberts() * 10));
 	}
 
 	if (video_frame_rate() != 24) {
-- 
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