From 21898711dcdda8d2124c6bd5dbc57bead96616e6 Mon Sep 17 00:00:00 2001
From: Mikael Finstad <finstaden@gmail.com>
Date: Sat, 3 Dec 2016 14:21:29 +0100
Subject: [PATCH] Support more mkv files

https://github.com/mifi/lossless-cut/issues/15
---
 package.json  | 2 +-
 src/ffmpeg.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/package.json b/package.json
index d2cd1926..afad416f 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "electron-default-menu": "^1.0.0",
     "electron-is-dev": "^0.1.2",
     "execa": "^0.5.0",
-    "file-type": "^3.9.0",
+    "file-type": "git+https://github.com/mifi/file-type.git#92b819e349c0067330b10869c67f5b6ad5937994",
     "jquery": "^3.1.1",
     "keyboardjs": "^2.3.3",
     "lodash": "^4.16.4",
diff --git a/src/ffmpeg.js b/src/ffmpeg.js
index 7d27dac6..3e2dde78 100644
--- a/src/ffmpeg.js
+++ b/src/ffmpeg.js
@@ -78,7 +78,7 @@ function getFormat(filePath) {
         const formats = (formatsStr || '').split(',');
 
         // ffprobe sometimes returns a list of formats, try to be a bit smarter about it.
-        return readChunk(filePath, 0, 262)
+        return readChunk(filePath, 0, 4100)
           .then((bytes) => {
             const ft = fileType(bytes);
             if (_.includes(formats, (ft || {}).ext)) return ft.ext;