From 34c0e4438054fdc50b9ac9278400002a2081f9b4 Mon Sep 17 00:00:00 2001
From: Alex Eidt <alex.eidt@outlook.com>
Date: Sat, 3 Sep 2022 13:22:19 -0700
Subject: [PATCH] NewVideo error when file contains no video

---
 video.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/video.go b/video.go
index a3fac5b..5d1b1c0 100644
--- a/video.go
+++ b/video.go
@@ -101,6 +101,11 @@ func NewVideo(filename string) (*Video, error) {
 	if err != nil {
 		return nil, err
 	}
+
+	if len(videoData) == 0 {
+		return nil, fmt.Errorf("no video data found in %s", filename)
+	}
+
 	audioData, err := ffprobe(filename, "a")
 	if err != nil {
 		return nil, err