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77 lines
2.7 KiB
77 lines
2.7 KiB
//
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// SCManagedCaptureDeviceHandler.m
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// Snapchat
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//
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// Created by Jiyang Zhu on 3/8/18.
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// Copyright © 2018 Snapchat, Inc. All rights reserved.
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//
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#import "SCManagedCaptureDeviceHandler.h"
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#import "SCCaptureResource.h"
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#import "SCManagedCapturer.h"
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#import "SCManagedCapturerLogging.h"
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#import "SCManagedCapturerState.h"
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#import "SCManagedCapturerStateBuilder.h"
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#import <SCFoundation/SCAssertWrapper.h>
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#import <SCFoundation/SCQueuePerformer.h>
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#import <SCFoundation/SCThreadHelpers.h>
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#import <SCFoundation/SCTraceODPCompatible.h>
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@interface SCManagedCaptureDeviceHandler ()
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@property (nonatomic, weak) SCCaptureResource *captureResource;
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@end
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@implementation SCManagedCaptureDeviceHandler
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- (instancetype)initWithCaptureResource:(SCCaptureResource *)captureResource
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{
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self = [super init];
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if (self) {
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SCAssert(captureResource, @"SCCaptureResource should not be nil.");
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_captureResource = captureResource;
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}
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return self;
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}
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- (void)managedCaptureDevice:(SCManagedCaptureDevice *)device didChangeAdjustingExposure:(BOOL)adjustingExposure
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{
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SC_GUARD_ELSE_RETURN(device == _captureResource.device);
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SCTraceODPCompatibleStart(2);
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SCLogCapturerInfo(@"KVO Changes adjustingExposure %d", adjustingExposure);
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[_captureResource.queuePerformer perform:^{
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_captureResource.state = [[[SCManagedCapturerStateBuilder withManagedCapturerState:_captureResource.state]
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setAdjustingExposure:adjustingExposure] build];
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SCManagedCapturerState *state = [_captureResource.state copy];
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runOnMainThreadAsynchronously(^{
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[_captureResource.announcer managedCapturer:[SCManagedCapturer sharedInstance] didChangeState:state];
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[_captureResource.announcer managedCapturer:[SCManagedCapturer sharedInstance]
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didChangeAdjustingExposure:state];
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});
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}];
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}
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- (void)managedCaptureDevice:(SCManagedCaptureDevice *)device didChangeExposurePoint:(CGPoint)exposurePoint
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{
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SC_GUARD_ELSE_RETURN(device == self.captureResource.device);
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SCTraceODPCompatibleStart(2);
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runOnMainThreadAsynchronously(^{
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[self.captureResource.announcer managedCapturer:[SCManagedCapturer sharedInstance]
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didChangeExposurePoint:exposurePoint];
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});
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}
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- (void)managedCaptureDevice:(SCManagedCaptureDevice *)device didChangeFocusPoint:(CGPoint)focusPoint
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{
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SC_GUARD_ELSE_RETURN(device == self.captureResource.device);
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SCTraceODPCompatibleStart(2);
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runOnMainThreadAsynchronously(^{
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[self.captureResource.announcer managedCapturer:[SCManagedCapturer sharedInstance]
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didChangeFocusPoint:focusPoint];
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});
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}
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@end
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