From 04d82ba2713bdae64a4063fbc6aaeead2a12fedb Mon Sep 17 00:00:00 2001
From: Lang-FZ <446003664@qq.com>
Date: Sat, 10 Aug 2019 15:11:54 +0800
Subject: [PATCH] =?UTF-8?q?fix=20=E5=BE=AA=E7=8E=AF=E5=BC=95=E7=94=A8?=
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---
 framework/Source/Camera.swift | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/framework/Source/Camera.swift b/framework/Source/Camera.swift
index 137f3dce..548444de 100644
--- a/framework/Source/Camera.swift
+++ b/framework/Source/Camera.swift
@@ -2,7 +2,7 @@ import Foundation
 import AVFoundation
 import Metal
 
-public protocol CameraDelegate {
+public protocol CameraDelegate:class {
     func didCaptureBuffer(_ sampleBuffer: CMSampleBuffer)
 }
 
@@ -57,7 +57,7 @@ public class Camera: NSObject, ImageSource, AVCaptureVideoDataOutputSampleBuffer
     public var logFPS:Bool = false
     
     public let targets = TargetContainer()
-    public var delegate: CameraDelegate?
+    public weak var delegate: CameraDelegate?
     public let captureSession:AVCaptureSession
     public var orientation:ImageOrientation?
     public let inputCamera:AVCaptureDevice!