From f7062ff0c636beaa491b8f0a9d7d5c7ecba10230 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Thu, 5 Oct 2017 13:48:24 +1000
Subject: [PATCH] user-friendly warning when mpv missing

---
 aqt/main.py | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

diff --git a/aqt/main.py b/aqt/main.py
index b96040b4f..50a574845 100644
--- a/aqt/main.py
+++ b/aqt/main.py
@@ -22,10 +22,8 @@ import aqt.webview
 import aqt.toolbar
 import aqt.stats
 import aqt.mediasrv
-
-from anki.sound import setupMPV, cleanupMPV
-setupMPV()
-
+from aqt.utils import showWarning
+import anki.sound
 from aqt.utils import saveGeom, restoreGeom, showInfo, showWarning, \
     restoreState, getOnlyText, askUser, applyStyles, showText, tooltip, \
     openHelp, openLink, checkInvalidFilename, getFile
@@ -72,6 +70,7 @@ class AnkiQt(QMainWindow):
         self.setupKeys()
         self.setupThreads()
         self.setupMediaServer()
+        self.setupSound()
         self.setupMainWindow()
         self.setupSystemSpecific()
         self.setupStyle()
@@ -299,9 +298,20 @@ close the profile or restart Anki."""))
     def cleanupAndExit(self):
         self.errorHandler.unload()
         self.mediaServer.shutdown()
-        cleanupMPV()
+        anki.sound.cleanupMPV()
         self.app.exit(0)
 
+    # Sound/video
+    ##########################################################################
+
+    def setupSound(self):
+        try:
+            anki.sound.setupMPV()
+        except FileNotFoundError:
+            showWarning(_("mpv is not installed - audio and video on cards will not work."))
+            anki.sound._player = lambda file: 1
+            anki.sound._queueEraser = lambda: 1
+
     # Collection load/unload
     ##########################################################################