citra/src/citra_qt/usage_authorization.mm

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// Copyright 2020 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#import <AVFoundation/AVFoundation.h>
#include "citra_qt/usage_authorization.h"
#include "common/logging/log.h"
namespace AppleAuthorization {
static bool authorized = false;
enum class AuthMediaType {
Camera,
Microphone
};
// Based on https://developer.apple.com/documentation/avfoundation/cameras_and_media_capture/requesting_authorization_for_media_capture_on_macos
void CheckAuthorization(AuthMediaType type) {
if (@available(macOS 10.14, *)) {
NSString *media_type;
if(type == AuthMediaType::Camera) {
media_type = AVMediaTypeVideo;
}
else {
media_type = AVMediaTypeAudio;
}
// Request permission to access the camera and microphone.
switch ([AVCaptureDevice authorizationStatusForMediaType:media_type]) {
case AVAuthorizationStatusAuthorized:
// The user has previously granted access to the camera.
authorized = true;
break;
case AVAuthorizationStatusNotDetermined:
{
// The app hasn't yet asked the user for camera access.
[AVCaptureDevice requestAccessForMediaType:media_type completionHandler:^(BOOL) {
authorized = true;
}];
if(type == AuthMediaType::Camera) {
LOG_INFO(Frontend, "Camera access requested.");
}
break;
}
case AVAuthorizationStatusDenied:
{
// The user has previously denied access.
authorized = false;
if(type == AuthMediaType::Camera) {
LOG_WARNING(Frontend, "Camera access denied. To change this you may modify the macos system settings for Citra at 'System Preferences -> Security & Privacy -> Camera'");
}
return;
}
case AVAuthorizationStatusRestricted:
{
// The user can't grant access due to restrictions.
authorized = false;
return;
}
}
}
else {
authorized = true;
}
}
bool CheckAuthorizationForCamera() {
CheckAuthorization(AuthMediaType::Camera);
return authorized;
}
bool CheckAuthorizationForMicrophone() {
CheckAuthorization(AuthMediaType::Microphone);
return authorized;
}
} //AppleAuthorization