From 9e0d194072a227ffc05283fbcd7c4ad1c44acd20 Mon Sep 17 00:00:00 2001
From: Frank Dana <ferdnyc@gmail.com>
Date: Sun, 22 Sep 2019 01:37:32 -0400
Subject: [PATCH] Add comment re: updates to interlace params

---
 src/FFmpegReader.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/FFmpegReader.cpp b/src/FFmpegReader.cpp
index 38a1f610..7b5230e9 100644
--- a/src/FFmpegReader.cpp
+++ b/src/FFmpegReader.cpp
@@ -752,6 +752,8 @@ void FFmpegReader::UpdateVideoInfo() {
 				check_interlace = false;
 				break;
 		}
+		// check_interlace will prevent these checks being repeated,
+		// unless it was cleared because we got an AV_FIELD_UNKNOWN response.
 	}
 
 	// Set the video timebase