From e21b1c797955a231f2bcf71818e0259fbb6aeba1 Mon Sep 17 00:00:00 2001
From: Runt <qingingrunt2010@qq.com>
Date: Fri, 27 Jun 2025 15:57:25 +0000
Subject: [PATCH] 相机权限
---
LiveProject/controller/CameraCapture.swift | 47 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 47 insertions(+), 0 deletions(-)
diff --git a/LiveProject/controller/CameraCapture.swift b/LiveProject/controller/CameraCapture.swift
index e69de29..455b88a 100644
--- a/LiveProject/controller/CameraCapture.swift
+++ b/LiveProject/controller/CameraCapture.swift
@@ -0,0 +1,47 @@
+//
+// CameraCapture.swift
+// LiveProject
+//
+// Created by 倪路朋 on 6/27/25.
+//
+import AVFoundation
+
+class CameraCapture: NSObject, AVCaptureVideoDataOutputSampleBufferDelegate {
+ private let session = AVCaptureSession()
+ var onFrame: ((CVPixelBuffer) -> Void)?
+
+ func start() {
+ guard let device = AVCaptureDevice.default(for: .video),
+ let input = try? AVCaptureDeviceInput(device: device) else {
+ print("❌ 相机设备无法创建")
+ return
+ }
+
+ session.beginConfiguration()
+ session.sessionPreset = .high
+
+ if session.canAddInput(input) {
+ session.addInput(input)
+ }
+
+ let output = AVCaptureVideoDataOutput()
+ output.videoSettings = [
+ kCVPixelBufferPixelFormatTypeKey as String: kCVPixelFormatType_32BGRA
+ ]
+ output.setSampleBufferDelegate(self, queue: DispatchQueue(label: "camera.queue"))
+
+ if session.canAddOutput(output) {
+ session.addOutput(output)
+ }
+
+ session.commitConfiguration()
+ session.startRunning()
+ }
+
+ func captureOutput(_ output: AVCaptureOutput,
+ didOutput sampleBuffer: CMSampleBuffer,
+ from connection: AVCaptureConnection) {
+ guard let buffer = CMSampleBufferGetImageBuffer(sampleBuffer) else { return }
+ onFrame?(buffer)
+ }
+}
--
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