From 04c00ff28b56425811281bb4092f67d1ae8d1acc Mon Sep 17 00:00:00 2001
From: Michael Kirk <michael@signal.org>
Date: Mon, 30 Jul 2018 17:01:40 -0600
Subject: [PATCH] Fix letterboxed video on M68

Upstream changed how this is handled.
---
 Signal/src/views/RemoteVideoView.m | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Signal/src/views/RemoteVideoView.m b/Signal/src/views/RemoteVideoView.m
index aa7f885ce..0f69c8597 100644
--- a/Signal/src/views/RemoteVideoView.m
+++ b/Signal/src/views/RemoteVideoView.m
@@ -41,7 +41,9 @@ NS_ASSUME_NONNULL_BEGIN
         // RTCMTLVideoView requires the MTKView class, available only in iOS9+
         // So check that it exists before proceeding.
         if ([MTKView class]) {
-            _videoRenderer = [[RTCMTLVideoView alloc] initWithFrame:CGRectZero];
+            RTCMTLVideoView *rtcMetalView = [[RTCMTLVideoView alloc] initWithFrame:CGRectZero];
+            rtcMetalView.videoContentMode = UIViewContentModeScaleAspectFill;
+            _videoRenderer = rtcMetalView;
             [self addSubview:_videoRenderer];
             [_videoRenderer autoPinEdgesToSuperviewEdges];
             // HACK: Although RTCMTLVideo view is positioned to the top edge of the screen