ReenigneArcher
40 lines
1.4 KiB
Objective-C
40 lines
1.4 KiB
Objective-C
#pragma once
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#import <AVFoundation/AVFoundation.h>
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struct CaptureSession {
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AVCaptureVideoDataOutput *output;
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NSCondition *captureStopped;
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};
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@interface AVVideo: NSObject <AVCaptureVideoDataOutputSampleBufferDelegate>
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#define kMaxDisplays 32
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@property (nonatomic, assign) CGDirectDisplayID displayID;
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@property (nonatomic, assign) CMTime minFrameDuration;
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@property (nonatomic, assign) OSType pixelFormat;
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@property (nonatomic, assign) int frameWidth;
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@property (nonatomic, assign) int frameHeight;
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@property (nonatomic, assign) float scaling;
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@property (nonatomic, assign) int paddingLeft;
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@property (nonatomic, assign) int paddingRight;
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@property (nonatomic, assign) int paddingTop;
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@property (nonatomic, assign) int paddingBottom;
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typedef bool (^FrameCallbackBlock)(CMSampleBufferRef);
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@property (nonatomic, assign) AVCaptureSession *session;
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@property (nonatomic, assign) NSMapTable<AVCaptureConnection *, AVCaptureVideoDataOutput *> *videoOutputs;
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@property (nonatomic, assign) NSMapTable<AVCaptureConnection *, FrameCallbackBlock> *captureCallbacks;
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@property (nonatomic, assign) NSMapTable<AVCaptureConnection *, dispatch_semaphore_t> *captureSignals;
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+ (NSArray<NSDictionary *> *)displayNames;
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- (id)initWithDisplay:(CGDirectDisplayID)displayID frameRate:(int)frameRate;
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- (void)setFrameWidth:(int)frameWidth frameHeight:(int)frameHeight;
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- (dispatch_semaphore_t)capture:(FrameCallbackBlock)frameCallback;
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@end
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