From 293865cbef04124aaf4203d9aafe3538f274a4d7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?K=C3=A1ri=20Tristan=20Helgason?= <kthelgason@webrtc.org>
Date: Wed, 30 May 2018 09:59:38 +0200
Subject: [PATCH] Cap AppRTCMobile framerate to 30 fps.
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Bug: None
Change-Id: I7a8285970df251890d3092bdb6bcb411345af5bc
Reviewed-on: https://webrtc-review.googlesource.com/79660
Commit-Queue: Kári Helgason <kthelgason@webrtc.org>
Reviewed-by: Anders Carlsson <andersc@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23445}
---
 examples/objc/AppRTCMobile/ARDCaptureController.m | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/examples/objc/AppRTCMobile/ARDCaptureController.m b/examples/objc/AppRTCMobile/ARDCaptureController.m
index 0145c17091..068e18ec92 100644
--- a/examples/objc/AppRTCMobile/ARDCaptureController.m
+++ b/examples/objc/AppRTCMobile/ARDCaptureController.m
@@ -13,6 +13,8 @@
 #import "ARDSettingsModel.h"
 #import "WebRTC/RTCLogging.h"
 
+const Float64 kFramerateLimit = 30.0;
+
 @implementation ARDCaptureController {
   RTCCameraVideoCapturer *_capturer;
   ARDSettingsModel *_settings;
@@ -93,11 +95,11 @@
 }
 
 - (NSInteger)selectFpsForFormat:(AVCaptureDeviceFormat *)format {
-  Float64 maxFramerate = 0;
+  Float64 maxSupportedFramerate = 0;
   for (AVFrameRateRange *fpsRange in format.videoSupportedFrameRateRanges) {
-    maxFramerate = fmax(maxFramerate, fpsRange.maxFrameRate);
+    maxSupportedFramerate = fmax(maxSupportedFramerate, fpsRange.maxFrameRate);
   }
-  return maxFramerate;
+  return fmin(maxSupportedFramerate, kFramerateLimit);
 }
 
 @end