From 3218b6ae362117ebdba7a580f9516ae8b142d07e Mon Sep 17 00:00:00 2001
From: Redrield <redrield@gmail.com>
Date: Tue, 7 Jan 2020 19:49:31 -0500
Subject: [PATCH] Normalize Unicode out of folder name (#39)

---
 .../main/java/com/chameleonvision/vision/VisionManager.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/chameleon-server/src/main/java/com/chameleonvision/vision/VisionManager.java b/chameleon-server/src/main/java/com/chameleonvision/vision/VisionManager.java
index dda752965..17831d1ad 100644
--- a/chameleon-server/src/main/java/com/chameleonvision/vision/VisionManager.java
+++ b/chameleon-server/src/main/java/com/chameleonvision/vision/VisionManager.java
@@ -44,7 +44,8 @@ public class VisionManager {
             VideoCapture cap = new VideoCapture(info.dev);
             if (cap.isOpened()) {
                 cap.release();
-                String name = info.name;
+                // Filter non-ascii characters because ext4 doesn't play nice with unicode in directory names
+                String name = info.name.replaceAll("[^\\x00-\\x7F]", "");
                 while (usbCameraInfosByCameraName.containsKey(name)) {
                     suffix++;
                     name = String.format("%s (%d)", name, suffix);