From be4170a488633e73da3afc384541a38504d6d515 Mon Sep 17 00:00:00 2001
From: N00MKRAD <login@nmkd.de>
Date: Wed, 3 Mar 2021 22:30:00 +0100
Subject: [PATCH] Skip muxing if original input video no longer exists at
 expected path

---
 Code/Media/FfmpegAudioAndMetadata.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Code/Media/FfmpegAudioAndMetadata.cs b/Code/Media/FfmpegAudioAndMetadata.cs
index f686198..6d572d7 100644
--- a/Code/Media/FfmpegAudioAndMetadata.cs
+++ b/Code/Media/FfmpegAudioAndMetadata.cs
@@ -173,6 +173,12 @@ namespace Flowframes.Media
 
         public static async Task MergeStreamsFromInput (string inputVideo, string interpVideo, string tempFolder)
         {
+            if (!File.Exists(inputVideo))
+            {
+                Logger.Log("Warning: Input video file not found, can't copy audio/subtitle streams to output video!");
+                return;
+            }
+
             string containerExt = Path.GetExtension(interpVideo);
             string tempPath = Path.Combine(tempFolder, $"vid{containerExt}");
             string outPath = Path.Combine(tempFolder, $"muxed{containerExt}");
@@ -191,8 +197,6 @@ namespace Flowframes.Media
             if (!Config.GetBool("keepSubs"))
                 subArgs = "-sn";
 
-            // TODO: Check if movflags faststart is needed here!
-
             if (QuickSettingsTab.trimEnabled)
             {
                 string otherStreamsName = $"otherStreams{containerExt}";