From 6840f1219d90c1c84fcc697c34481846de00af73 Mon Sep 17 00:00:00 2001
From: Jaro Habiger <jarohabiger@googlemail.com>
Date: Mon, 11 Mar 2024 19:45:40 +0100
Subject: [PATCH] =?UTF-8?q?CinemaDngReader:=E2=80=AFadd=20support=20for=20?=
 =?UTF-8?q?reading=20files=20with=20missing=20FPS?=
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---
 src/nodes_io/reader_cinema_dng.rs | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/nodes_io/reader_cinema_dng.rs b/src/nodes_io/reader_cinema_dng.rs
index de02d6b..d070d20 100644
--- a/src/nodes_io/reader_cinema_dng.rs
+++ b/src/nodes_io/reader_cinema_dng.rs
@@ -114,10 +114,11 @@ impl ProcessingNode for CinemaDngReader {
             bit_depth: get_tag_as_u32(tags::ifd::BitsPerSample)?,
             fps: dng
                 .get_entry_by_path(&main_ifd.chain_tag(tags::ifd::FrameRate))
-                .ok_or(anyhow!("couldnt read frame rate of DNG {path:?}"))?
-                .value
-                .as_f64()
-                .ok_or(anyhow!("couldnt interpret frame rate of DNG {path:?} as f64"))?,
+                .map(|entry| entry.value.as_f64().ok_or(anyhow!("couldnt interpret frame rate of DNG {path:?} as f64")))
+                .unwrap_or_else(|| {
+                    eprintln!("DNG has no fps, falling back to 24");
+                    Ok(24.0)
+                })?,
             cfa,
         };