QAVVideoCtrl.h

//
//  QAVVideoCtrl.h
//  QAVSDK
//
//  Created by xianhuan on 15/5/30.
//  Copyright (c) 2015年 xianhuan. All rights reserved.
//

#import <Foundation/Foundation.h>
#import <AVFoundation/AVFoundation.h>
#import "QAVCommon.h"
#import "QAVError.h"

typedef void(^cameraOptionComplete)(int result);


typedef NS_ENUM(NSInteger, cameraPos){
    CameraPosFront = 0, 
    CameraPosBack = 1,  
};


@protocol QAVRemoteVideoDelegate <NSObject>
@required

-(void)OnVideoPreview:(QAVVideoFrame*)frameData;
@end

@protocol QAVScreenVideoDelegate <NSObject>
@required

-(void)OnVideoPreview:(QAVVideoFrame*)frameData;   
@end

@protocol QAVLocalVideoDelegate <NSObject>
@required
-(void)OnLocalVideoPreview:(QAVVideoFrame*)frameData;
@end


@interface QAVVideoCtrl : NSObject{
    
}
@property(assign, nonatomic)BOOL isCameraOn;        
@property(assign, nonatomic)BOOL isEnableExternalCapture;  



-(QAVResult)switchCamera:(cameraPos)pos complete:(cameraOptionComplete)block;

-(QAVResult)enableCamera:(BOOL)bEnable complete:(cameraOptionComplete)block;

-(NSString*)getQualityTips;

-(void)setRemoteVideoDelegate:(id<QAVRemoteVideoDelegate>)delegate;

-(void)setLocalVideoDelegate:(id<QAVLocalVideoDelegate>)delegate;

-(void)setScreenVideoDelegate:(id<QAVScreenVideoDelegate>)delegate;

-(void)setExternalCamAbility:(QAVCameraInfo*)info;

-(int)fillExternalCaptureFrame:(QAVVideoFrame*)frame;

-(AVCaptureVideoPreviewLayer*)getPreviewLayer;

-(AVCaptureSession*)getCaptureSession;
@end