From cdf170eedaca7bd4349821eaaae2f2d6900d2904 Mon Sep 17 00:00:00 2001
From: Vlad Suhomlinov <vladsuhomlinov@MacBook-Pro.local>
Date: Sat, 24 Apr 2021 14:34:38 +0300
Subject: [PATCH] Update session params

---
 QRCodeReader/Classes/Core/Card/CardReader.swift | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/QRCodeReader/Classes/Core/Card/CardReader.swift b/QRCodeReader/Classes/Core/Card/CardReader.swift
index 24b966c..e33e37f 100644
--- a/QRCodeReader/Classes/Core/Card/CardReader.swift
+++ b/QRCodeReader/Classes/Core/Card/CardReader.swift
@@ -32,7 +32,7 @@ open class CardReader: BaseReader<Card> {
     
     private var request: VNRecognizeTextRequest {
         let request = VNRecognizeTextRequest(completionHandler: recognizeTextHandler)
-        request.recognitionLevel = .accurate
+        request.recognitionLevel = .fast
         request.usesLanguageCorrection = false
         
         return request
@@ -63,20 +63,12 @@ open class CardReader: BaseReader<Card> {
             session.addInput(defaultDeviceInput)
         }
         
-        session.sessionPreset = .hd1920x1080
-        
         videoDataOutput.alwaysDiscardsLateVideoFrames = true
         videoDataOutput.setSampleBufferDelegate(self, queue: scannerObjectsQueue)
-        videoDataOutput.videoSettings = [kCVPixelBufferPixelFormatTypeKey as String: kCVPixelFormatType_420YpCbCr8BiPlanarFullRange]
+        videoDataOutput.videoSettings = [kCVPixelBufferPixelFormatTypeKey as String: kCVPixelFormatType_32BGRA]
 
         session.addOutput(videoDataOutput)
     
-        if ((try? defaultDevice?.lockForConfiguration()) != nil) {
-            defaultDevice?.videoZoomFactor = 2
-            defaultDevice?.autoFocusRangeRestriction = .near
-            defaultDevice?.unlockForConfiguration()
-        }
-        
         previewLayer.videoGravity = .resizeAspectFill
         
         session.commitConfiguration()