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iOS自定义拍摄小视频压缩上传
//& LittleVideoViewController.h
//& uploadVideoDemo
//& Created by 欧阳荣 on 16/9/5.
//& Copyright (C) 2016年 HengTaiXin. All rights reserved.
#import &UIKit/UIKit.h&
@protocol LittleVideoDelegate &NSObject&
- (void)finishLittleVideoViewControllerCapture:(NSURL *)fileP
@interface LittleVideoViewController :
UIViewController
@property (nonatomic,weak)
id&LittleVideoDelegate&
//& LittleVideoViewController.m
//& uploadVideoDemo
//& Created by 欧阳荣 on 16/9/5.
//& Copyright (C) 2016年 HengTaiXin. All rights reserved.
#import &LittleVideoViewController.h&
#import &AVFoundation/AVFoundation.h&
#import &UIView+RMAdditions.h&
#define BLUECOLOR [UIColor colorWithRed:0/255.0 green:155/255.0
blue:225/255.0 alpha:1]
#define REDCOLOR [UIColor colorWithRed:255/255.0 green:27/255.0
blue:86/255.0 alpha:1]
#define kDuration 8.0
#define kTrans SCREEN_WIDTH/kDuration/60.0
typedef NS_ENUM(NSInteger,VideoStatus){
& & VideoStatusEnded = 0,
& & VideoStatusStarted
@interface LittleVideoViewController ()&AVCaptureFileOutputRecordingDelegate&
& & AVCaptureSession * _captureS
& & AVCaptureDevice *_videoD
& & AVCaptureDevice *_audioD
& & AVCaptureDeviceInput *_videoI
& & AVCaptureDeviceInput *_audioI
& & AVCaptureMovieFileOutput *_movieO
& & AVCaptureVideoPreviewLayer *_captureVideoPreviewL
@property (nonatomic,strong) UIView * navV
@property (nonatomic,strong) UIButton * backB
@property (nonatomic,strong) UIView * videoV
@property (nonatomic,strong) UIView * bottomV
@property (nonatomic,strong) UILabel * tapB
@property (nonatomic,assign) VideoS
@property (nonatomic,strong) NSLayoutConstraint * progressW
@property (nonatomic,strong) UIView *progressV
@property (nonatomic,strong) CADisplayLink *
@property (nonatomic,assign)
@property (nonatomic,strong) UILabel * cancelT
@property (nonatomic,strong) UIView * focusC
@property (nonatomic,strong) UIButton *changeB
@property (nonatomic,strong) UIButton *flashModelB
@implementation LittleVideoViewController
- (void)viewDidLoad {
& & [super viewDidLoad];
& & // Do any additional setup after loading the view.
& & [self creatNavView];
#pragma mark - CreatUI
-(void)creatNavView{
& & self.videoView = [[UIView alloc]initWithFrame:CGRectMake(0,
0, SCREEN_WIDTH, SCREEN_HEIGHT)];
& & [self.view addSubview:self.videoView];
& & self.videoView.layer.masksToBounds =
& & self.navView = [[UIView alloc]initWithFrame:CGRectMake(0,
0,SCREEN_WIDTH, 64)];
& & self.navView.backgroundColor = [UIColor colorWithRed:0/255.0 green:0/255.0
blue:0/255.0 alpha:0.6];
& & [self.view addSubview:self.navView];
& & [self.navView addSubview:self.flashModelBtn];
& & [self.navView addSubview:self.changeBtn];
& & self.backBtn = [UIButton buttonWithType:UIButtonTypeCustom];
//& & [self.backBtn setTitle:@&取消& forState:UIControlStateNormal];
& & [_backBtn setImage:[UIImage imageNamed:@&WechatShortVideo_close&] forState:UIControlStateNormal];
& & self.backBtn.frame = CGRectMake(15,25,
& & [self.backBtn addTarget:self action:@selector(backBtnClick) forControlEvents:UIControlEventTouchUpInside];
& & [self.navView addSubview:self.backBtn];
& & self.bottomView = [[UIView alloc]initWithFrame:CGRectMake(0, SCREEN_HEIGHT -
4, SCREEN_WIDTH,
170/2 +
& & self.bottomView.backgroundColor = [UIColor colorWithRed:0/255.0 green:0/255.0
blue:0/255.0 alpha:0.6];
& & [self.view addSubview:self.bottomView];
& & self.tapBtn = [[UILabel alloc]initWithFrame:CGRectMake(SCREEN_WIDTH/2 -
& & self.tapBtn.text =
@&按住拍&;
& & self.tapBtn.textColor = [UIColor whiteColor];
& & [self.bottomView addSubview:_tapBtn];
& & self.tapBtn.font = [UIFont systemFontOfSize:15];
& & self.tapBtn.textAlignment = NSTextAlignmentC
& & _tapBtn.layer.borderWidth = 4;
& & _tapBtn.layer.cornerRadius = 60/2;
& & _tapBtn.layer.masksToBounds = YES;
& & _tapBtn.layer.borderColor = BLUECOLOR.CGC
& & //进度条
& & self.progressView = [[UIView alloc]init];
& & _progressView.translatesAutoresizingMaskIntoConstraints =
& & _progressView.backgroundColor = BLUECOLOR;
& & self.progressView.alpha =
& & [self.view addSubview:_progressView];
& & //宽度先设置为
//子view的中心横坐标等于父view的中心横坐标
& & NSLayoutConstraint *constrant1 = [NSLayoutConstraint constraintWithItem:_progressView attribute:NSLayoutAttributeCenterX relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeCenterX
multiplier:1.0 constant:0.0];
//子view的中心纵坐标等于父view的中心纵坐标
& & NSLayoutConstraint *constrant2 = [NSLayoutConstraint constraintWithItem:_progressView attribute:NSLayoutAttributeCenterY relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeCenterY
multiplier:1.0 constant:SCREEN_HEIGHT -
170/2 -2 - SCREEN_HEIGHT/2];
& & self.progressWidth = [NSLayoutConstraint constraintWithItem:_progressView attribute:NSLayoutAttributeWidth relatedBy:NSLayoutRelationGreaterThanOrEqual toItem:nil
attribute:NSLayoutAttributeNotAnAttribute& multiplier:1.0 constant:SCREEN_WIDTH];
& & //子view的高度为4
& & NSLayoutConstraint *constrant4 = [NSLayoutConstraint constraintWithItem:_progressView attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationGreaterThanOrEqual toItem:nil attribute:NSLayoutAttributeNotAnAttribute
multiplier:1.0 constant:4];
& & NSArray *array = [NSArray arrayWithObjects:constrant1, constrant2,
self.progressWidth, constrant4,nil];
& & [self.view addConstraints:array];
& & [self getAuthorization];
& & [self addGenstureRecognizer];
#pragma mark touchs
-(void)touchesBegan:(NSSet&UITouch *& *)touches withEvent:(UIEvent
& & NSLog(@&touch&);
& & UITouch *touch = [touches
anyObject];
& & CGPoint point = [touch
locationInView:self.view];
& & BOOL condition = [self
isInBtnRect:point];
& & if (condition) {
& & & & [self
isFitCondition:condition];
& & & & [self
startAnimation];
& & & & self.changeBtn.hidden=
self.flashModelBtn.hidden =
- (void)touchesMoved:(NSSet&UITouch *& *)touches withEvent:(UIEvent
& & [super
touchesMoved:touches
withEvent:event];
& & NSLog(@&touchesMoved&);
& & UITouch *touch = [touches
anyObject];
& & CGPoint point = [touch
locationInView:self.view];
& & BOOL condition = [self
isInBtnRect:point];
isFitCondition:condition];
- (void)touchesEnded:(NSSet&UITouch *& *)touches withEvent:(UIEvent
& & NSLog(@&touchesEnded&);
& & UITouch *touch = [touches
anyObject];
& & CGPoint point = [touch
locationInView:self.view];
& & BOOL condition = [self
isInBtnRect:point];
&& & 结束时候咱们设定有两种情况依然算录制成功
&& & 1.抬手时,录制时长 & 1/3总时长
&& & 2.录制进度条完成时,就算手指超出按钮范围也算录制成功 --
方法不会调用,因为用户手指还在屏幕上,所以直接代码调用录制成功的方法,将控制器切换
& & if (condition) {
& & & & NSLog(@&手指还在按钮范围之内&);
& & & & if (self.progressWidth.constant
& SCREEN_WIDTH *
& & & & & & //录制完成
& & & & & & [self
recordComplete];
stopAnimation];
& & self.changeBtn.hidden =
self.flashModelBtn.hidden =
- (BOOL)isInBtnRect:(CGPoint)point
& & CGFloat x = point.x;
& & CGFloat y = point.y;
& & return& (x&self.tapBtn.left
&& x&=self.tapBtn.right) && (y & (self.tapBtn.top&
+ self.bottomView.y) && y &= (self.tapBtn.bottom&
+ self.bottomView.y));
//po self.tapBtn.left 130& self.tapBtn.right 190& x
CGFloat 146& y
CGFloat 523
//self.tapBtn.top 12 self.bottomView.bottom 568
- (void)isFitCondition:(BOOL)condition
& & if (condition) {
& & & & self.cancelTip.text =
@&↑上滑取消&;
& & & & self.cancelTip.backgroundColor
= [UIColor clearColor];
& & & & self.cancelTip.textColor =
BLUECOLOR;
& & & & self.progressView.backgroundColor
= BLUECOLOR;
& & }else{
& & & & self.progressView.backgroundColor
= REDCOLOR;
& & & & self.cancelTip.text =
@&松手取消&;
& & & & self.cancelTip.backgroundColor
= REDCOLOR;
& & & & self.cancelTip.textColor = [UIColor
whiteColor];
- (void)startAnimation
& & NSLog(@&startAnimation&);
& & if (self.status
== VideoStatusEnded) {
& & & & self.status =
VideoStatusStarted;
& & & & [UIView
animateWithDuration:0.5
animations:^{
& & & & & & self.cancelTip.alpha =
self.progressView.alpha =
& & & & & & self.tapBtn.alpha =
& & & & & & self.tapBtn.transform
= CGAffineTransformMakeScale(2.0,
& & & & } completion:^(BOOL finished) {
& & & & & & [self
stopLink];
& & & & & & [self.link
addToRunLoop:[NSRunLoop
mainRunLoop] forMode:NSRunLoopCommonModes];
& & & & }];
- (void)stopAnimation{
& & NSLog(@&stopAnimation&);
& & if (self.status
== VideoStatusStarted) {
& & & & self.status =
VideoStatusEnded;
& & & & [self
stopLink];
& & & & [self
stopRecord];
& & & & [UIView
animateWithDuration:0.5
animations:^{
& & & & & & self.cancelTip.alpha =
self.progressView.alpha =
& & & & & & self.tapBtn.alpha =
& & & & & & self.tapBtn.transform
= CGAffineTransformMakeScale(1.0,
& & & & } completion:^(BOOL finished) {
& & & & & & self.progressWidth.constant =
SCREEN_WIDTH;
& & & & }];
- (CADisplayLink *)link{
& & & & _link = [CADisplayLink
displayLinkWithTarget:self
selector:@selector(refresh:)];
& & & & self.progressWidth.constant =
SCREEN_WIDTH;
& & & & [self
startRecord];
& & return
- (void)stopLink
& & _link.paused =
& & [_link
invalidate];
& & _link =
- (void)refresh:(CADisplayLink *)link
& & if (self.progressWidth.constant
& & & & self.progressWidth.constant =
& & & & [self
recordComplete];
& & & & [self
stopAnimation];
& & & & return;
& & self.progressWidth.constant
-= kTrans;
//& & NSLog(@& & self.progressView.frame & %@&,NSStringFromCGRect(self.progressView.frame));
//& & self.progressWidth.constant -=kT
#pragma mark 录制相关
- (NSURL *)outPutFileURL
& & return [NSURL
fileURLWithPath:[NSString
stringWithFormat:@&%@%@&,
NSTemporaryDirectory(),
@&outPut.mov&]];
- (void)startRecord
& & [_movieOutput
startRecordingToOutputFileURL:[self
outPutFileURL]
recordingDelegate:self];
- (void)stopRecord
& & // 取消视频拍摄
& & [_movieOutput
stopRecording];
- (void)recordComplete
& & NSLog(@&录制完成&);
& & self.canSave =
//这个在完全退出小视频时调用
- (void)quit
& & [_captureSession
stopRunning];
- (void)captureOutput:(AVCaptureFileOutput *)captureOutput didStartRecordingToOutputFileAtURL:(NSURL
*)fileURL fromConnections:(NSArray *)connections
& & NSLog(@&----
开始录制 ----&);
- (void)captureOutput:(AVCaptureFileOutput *)captureOutput didFinishRecordingToOutputFileAtURL:(NSURL
*)outputFileURL fromConnections:(NSArray *)connections error:(NSError *)error
& & NSLog(@&----
录制结束 outputFileURL---%@-& captureOutput.outputFileURL - %@ &,outputFileURL,captureOutput.outputFileURL);
& & if (outputFileURL.absoluteString.length ==
0 && captureOutput.outputFileURL.absoluteString.length
& & & & [self
showMsgWithTitle:@&出错了&
andContent:@&录制视频保存地址出错&];
& & & & return;
& & if (self.canSave) {
& & & & [self
pushToPlay:outputFileURL];
& & & & self.canSave =
- (void)pushToPlay:(NSURL *)url
& & if ([_delegate
respondsToSelector:@selector(finishLittleVideoViewControllerCapture:)]) {
& & & & [_delegate
finishLittleVideoViewControllerCapture:url];
dismissViewControllerAnimated:YES
completion:nil];
- (void)getAuthorization
&& & AVAuthorizationStatusNotDetermined = 0,// 未进行授权选择
&& & AVAuthorizationStatusRestricted,　　　　//
未授权，且用户无法更新，如家长控制情况下
&& & AVAuthorizationStatusDenied,　　　　　　 //
用户拒绝App使用
&& & AVAuthorizationStatusAuthorized,　　　　//
已授权，可使用
& & switch ([AVCaptureDevice
authorizationStatusForMediaType:AVMediaTypeVideo])
& & & & case
AVAuthorizationStatusAuthorized: & & &
//已授权，可使用& & The client is authorized to access the hardware supporting a media type.
& & & & & & NSLog(@&授权摄像头使用成功&);
& & & & & & [self
setupAVCaptureInfo];
& & & & & & break;
& & & & case
AVAuthorizationStatusNotDetermined:& &
//未进行授权选择 & & Indicates that the user has not yet made a choice regarding whether the client can access the hardware.
& & & & & & //则再次请求授权
& & & & & & [AVCaptureDevice
requestAccessForMediaType:AVMediaTypeVideo
completionHandler:^(BOOL granted) {
& & & & & & & & if(granted){& &
//用户授权成功
& & & & & & & & & & [self
setupAVCaptureInfo];
& & & & & & & & & & return;
& & & & & & & & } else {& & & &
//用户拒绝授权
& & & & & & & & & & [self
backBtnClick];
& & & & & & & & & & [self
showMsgWithTitle:@&出错了&
andContent:@&用户拒绝授权摄像头的使用权,返回上一页.请打开\n设置--&隐私/通用等权限设置&];
& & & & & & & & & & return;
& & & & & & & & }
& & & & & & }];
& & & & & & break;
& & & & default:& & & & & & & & & & & & & & & & & &
//用户拒绝授权/未授权
& & & & & & [self
backBtnClick];
& & & & & & [self
showMsgWithTitle:@&出错了&
andContent:@&拒绝授权,返回上一页.请检查下\n设置--&隐私/通用等权限设置&];
& & & & & & break;
- (void)setupAVCaptureInfo
addSession];
& & [_captureSession
beginConfiguration];
addVideo];
addAudio];
addPreviewLayer];
& & [_captureSession
commitConfiguration];
//开启会话--&注意,不等于开始录制
& & [_captureSession
startRunning];
- (void)addSession
& & _captureSession = [[AVCaptureSession
//设置视频分辨率
& & /*& 通常支持如下格式
&& & AVAssetExportPresetLowQuality,
&& & AVAssetExportPreset960x540,
&& & AVAssetExportPreset640x480,
&& & AVAssetExportPresetMediumQuality,
&& & AVAssetExportPreset,
&& & AVAssetExportPreset,
&& & AVAssetExportPresetHighestQuality,
&& & AVAssetExportPresetAppleM4A
//注意,这个地方设置的模式/分辨率大小将影响你后面拍摄照片/视频的大小,
& & if ([_captureSession
canSetSessionPreset:AVAssetExportPresetHighestQuality]) {
& & & & [_captureSession
setSessionPreset:AVAssetExportPresetHighestQuality];
- (void)addVideo
& & // 获取摄像头输入设备，
创建 AVCaptureDeviceInput
& & /* MediaType
&& & AVF_EXPORT NSString *const AVMediaTypeVideo & & & & & & & & NS_AVAILABLE(10_7, 4_0); & & & //视频
&& & AVF_EXPORT NSString *const AVMediaTypeAudio & & & & & & & & NS_AVAILABLE(10_7, 4_0); & & & //音频
&& & AVF_EXPORT NSString *const AVMediaTypeText& & & & & & & & & NS_AVAILABLE(10_7, 4_0);
&& & AVF_EXPORT NSString *const AVMediaTypeClosedCaption & & & & NS_AVAILABLE(10_7, 4_0);
&& & AVF_EXPORT NSString *const AVMediaTypeSubtitle& & & & & & & NS_AVAILABLE(10_7, 4_0);
&& & AVF_EXPORT NSString *const AVMediaTypeTimecode& & & & & & & NS_AVAILABLE(10_7, 4_0);
&& & AVF_EXPORT NSString *const AVMediaTypeMetadata& & & & & & & NS_AVAILABLE(10_8, 6_0);
&& & AVF_EXPORT NSString *const AVMediaTypeMuxed & & & & & & & & NS_AVAILABLE(10_7, 4_0);
& & /* AVCaptureDevicePosition
&& & typedef NS_ENUM(NSInteger, AVCaptureDevicePosition) {
&& & AVCaptureDevicePositionUnspecified & & & & = 0,
&& & AVCaptureDevicePositionBack& & & & & & & & = 1,& & & & & & //后置摄像头
&& & AVCaptureDevicePositionFront & & & & & & & = 2 & & & & & & //前置摄像头
&& & } NS_AVAILABLE(10_7, 4_0) __TVOS_PROHIBITED;
& & _videoDevice = [self
deviceWithMediaType:AVMediaTypeVideo
preferringPosition:AVCaptureDevicePositionBack];
addVideoInput];
addMovieOutput];
- (void)addVideoInput
& & NSError *videoE
& & // 视频输入对象
// 根据输入设备初始化输入对象，用户获取输入数据
& & _videoInput = [[AVCaptureDeviceInput
alloc] initWithDevice:_videoDevice
error:&videoError];
& & if (videoError) {
& & & & NSLog(@&----
取得摄像头设备时出错 ------ %@&,videoError);
& & & & return;
& & // 将视频输入对象添加到会话 (AVCaptureSession)
& & if ([_captureSession
canAddInput:_videoInput]) {
& & & & [_captureSession
addInput:_videoInput];
- (void)addMovieOutput
// 拍摄视频输出对象
// 初始化输出设备对象，用户获取输出数据
& & _movieOutput = [[AVCaptureMovieFileOutput
& & if ([_captureSession
canAddOutput:_movieOutput]) {
& & & & [_captureSession
addOutput:_movieOutput];
& & & & AVCaptureConnection *captureConnection = [_movieOutput
connectionWithMediaType:AVMediaTypeVideo];
& & & & //设置视频旋转方向
& & & & /*
&& & & & typedef NS_ENUM(NSInteger, AVCaptureVideoOrientation) {
&& & & & AVCaptureVideoOrientationPortrait & & & & & = 1,
&& & & & AVCaptureVideoOrientationPortraitUpsideDown = 2,
&& & & & AVCaptureVideoOrientationLandscapeRight & & = 3,
&& & & & AVCaptureVideoOrientationLandscapeLeft& & & = 4,
&& & & & } NS_AVAILABLE(10_7, 4_0) __TVOS_PROHIBITED;
&& & & & */
& & & & //& & & & if ([captureConnection isVideoOrientationSupported]) {
& & & & //& & & & & & [captureConnection setVideoOrientation:AVCaptureVideoOrientationPortrait];
& & & & //& & & & }
& & & & // 视频稳定设置
& & & & if ([captureConnection
isVideoStabilizationSupported]) {
& & & & & & captureConnection.preferredVideoStabilizationMode =
AVCaptureVideoStabilizationModeAuto;
& & & & captureConnection.videoScaleAndCropFactor = captureConnection.videoMaxScaleAndCropFactor;
- (void)addAudio
& & NSError *audioE
// 添加一个音频输入设备
& & _audioDevice = [AVCaptureDevice
defaultDeviceWithMediaType:AVMediaTypeAudio];
& & //& 音频输入对象
& & _audioInput = [[AVCaptureDeviceInput
alloc] initWithDevice:_audioDevice
error:&audioError];
& & if (audioError) {
& & & & NSLog(@&取得录音设备时出错
------ %@&,audioError);
& & & & return;
& & // 将音频输入对象添加到会话 (AVCaptureSession)
& & if ([_captureSession
canAddInput:_audioInput]) {
& & & & [_captureSession
addInput:_audioInput];
- (void)addPreviewLayer
& & [self.view
layoutIfNeeded];
& & // 通过会话 (AVCaptureSession)
创建预览层
& & _captureVideoPreviewLayer = [[AVCaptureVideoPreviewLayer
initWithSession:_captureSession];
& & _captureVideoPreviewLayer.frame =
self.view.layer.bounds;
& & /* 填充模式
&& & Options are AVLayerVideoGravityResize, AVLayerVideoGravityResizeAspect and AVLayerVideoGravityResizeAspectFill. AVLayerVideoGravityResizeAspect is default.
//有时候需要拍摄完整屏幕大小的时候可以修改这个
& & _captureVideoPreviewLayer.videoGravity =
AVLayerVideoGravityResizeAspectFill;
// 如果预览图层和视频方向不一致,可以修改这个
& & _captureVideoPreviewLayer.connection.videoOrientation
= [_movieOutput
connectionWithMediaType:AVMediaTypeVideo].videoOrientation;
& & _captureVideoPreviewLayer.position =
CGPointMake(self.view.width*0.5,self.videoView.height*0.5);
// 显示在视图表面的图层
& & CALayer *layer =
self.videoView.layer;
& & layer.masksToBounds =
& & [self.view
layoutIfNeeded];
& & [layer addSublayer:_captureVideoPreviewLayer];
- (void)showMsgWithTitle:(NSString *)title andContent:(NSString *)content
& & [[[UIAlertView
alloc] initWithTitle:title
message:content delegate:nil
cancelButtonTitle:@&确定&
otherButtonTitles:nil]
#pragma mark 获取摄像头--&前/后
- (AVCaptureDevice *)deviceWithMediaType:(NSString *)mediaType preferringPosition:(AVCaptureDevicePosition)position
& & NSArray *devices = [AVCaptureDevice
devicesWithMediaType:mediaType];
& & AVCaptureDevice *captureDevice = devices.firstObject;
AVCaptureDevice *device
in devices ) {
& & & & if ( device.position == position ) {
& & & & & & captureDevice =
& & & & & & break;
& & return captureD
#pragma mark 交互
//切换闪光灯& &
闪光模式开启后,并无明显感觉,所以还需要开启手电筒
- (void)changeFlashlight:(UIButton *)sender {
& & BOOL con1 = [_videoDevice
hasTorch];& & //支持手电筒模式
& & BOOL con2 = [_videoDevice
hasFlash];& & //支持闪光模式
& & if (con1 && con2)
& & & & [self
changeDevicePropertySafety:^(AVCaptureDevice *captureDevice) {
& & & & & & if (_videoDevice.flashMode ==
AVCaptureFlashModeOn) & & & &
//闪光灯开
& & & & & & {
& & & & & & & & [_videoDevice
setFlashMode:AVCaptureFlashModeOff];
& & & & & & & & [_videoDevice
setTorchMode:AVCaptureTorchModeOff];
& & & & & & }else
if (_videoDevice.flashMode ==
AVCaptureFlashModeOff)&
//闪光灯关
& & & & & & {
& & & & & & & & [_videoDevice
setFlashMode:AVCaptureFlashModeOn];
& & & & & & & & [_videoDevice
setTorchMode:AVCaptureTorchModeOn];
& & & & & & }
& & & & & & //& & & & & & else{& & & & & & & & & & & & & & & & & & & & & & & & & & & //闪光灯自动
& & & & & & //& & & & & & & & [_videoDevice setFlashMode:AVCaptureFlashModeAuto];
& & & & & & //& & & & & & & & [_videoDevice setTorchMode:AVCaptureTorchModeAuto];
& & & & & & //& & & & & & }
& & & & & & NSLog(@&现在的闪光模式是AVCaptureFlashModeOn么?是你就扣1,
%zd&,_videoDevice.flashMode ==
AVCaptureFlashModeOn);
& & & & }];
& & & & sender.selected=!sender.isSelected;
& & }else{
& & & & NSLog(@&不能切换闪光模式&);
//切换前后镜头
- (void)changeCamera{
& & switch (_videoDevice.position)
& & & & case
AVCaptureDevicePositionBack:
& & & & & & _videoDevice = [self
deviceWithMediaType:AVMediaTypeVideo
preferringPosition:AVCaptureDevicePositionFront];
& & & & & & break;
& & & & case
AVCaptureDevicePositionFront:
& & & & & & _videoDevice = [self
deviceWithMediaType:AVMediaTypeVideo
preferringPosition:AVCaptureDevicePositionBack];
& & & & & & break;
& & & & default:
& & & & & & return;
& & & & & & break;
changeDevicePropertySafety:^(AVCaptureDevice *captureDevice) {
& & & & NSError *
& & & & AVCaptureDeviceInput *newVideoInput = [[AVCaptureDeviceInput
alloc] initWithDevice:_videoDevice
error:&error];
& & & & if (newVideoInput !=
& & & & & & //必选先 remove
才能询问 canAdd
& & & & & & [_captureSession
removeInput:_videoInput];
& & & & & & if ([_captureSession
canAddInput:newVideoInput]) {
& & & & & & & & [_captureSession
addInput:newVideoInput];
& & & & & & & & _videoInput = newVideoI
& & & & & & }else{
& & & & & & & & [_captureSession
addInput:_videoInput];
& & & & & & }
&& & & & & &
& & & & } else
if (error) {
& & & & & & NSLog(@&切换前/后摄像头失败,
error = %@&, error);
&*& 添加点按手势，点按时聚焦
-(void)addGenstureRecognizer{
& & UITapGestureRecognizer *singleTapGesture=[[UITapGestureRecognizer
alloc]initWithTarget:self
action:@selector(singleTap:)];
& & singleTapGesture.numberOfTapsRequired =
& & singleTapGesture.delaysTouchesBegan =
& & UITapGestureRecognizer *doubleTapGesture=[[UITapGestureRecognizer
alloc]initWithTarget:self
action:@selector(doubleTap:)];
& & doubleTapGesture.numberOfTapsRequired =
& & doubleTapGesture.delaysTouchesBegan =
& & [singleTapGesture requireGestureRecognizerToFail:doubleTapGesture];
& & [self.videoView
addGestureRecognizer:singleTapGesture];
& & [self.videoView
addGestureRecognizer:doubleTapGesture];
-(void)singleTap:(UITapGestureRecognizer *)tapGesture{
& & NSLog(@&单击&);
& & CGPoint point= [tapGesture
locationInView:self.videoView];
//将UI坐标转化为摄像头坐标,摄像头聚焦点范围0~1
& & CGPoint cameraPoint= [_captureVideoPreviewLayer
captureDevicePointOfInterestForPoint:point];
setFocusCursorAnimationWithPoint:point];
changeDevicePropertySafety:^(AVCaptureDevice *captureDevice) {
& & & & /*
&& & & & @constant AVCaptureFocusModeLocked 锁定在当前焦距
&& & & & Indicates that the focus should be locked at the lens' current position.
&& & & & @constant AVCaptureFocusModeAutoFocus 自动对焦一次,然后切换到焦距锁定
&& & & & Indicates that the device should autofocus once and then change the focus mode to AVCaptureFocusModeLocked.
&& & & & @constant AVCaptureFocusModeContinuousAutoFocus 当需要时.自动调整焦距
&& & & & Indicates that the device should automatically focus when needed.
&& & & & */
& & & & //聚焦
& & & & if ([captureDevice
isFocusModeSupported:AVCaptureFocusModeContinuousAutoFocus]) {
& & & & & & [captureDevice setFocusMode:AVCaptureFocusModeContinuousAutoFocus];
& & & & & & NSLog(@&聚焦模式修改为%zd&,AVCaptureFocusModeContinuousAutoFocus);
& & & & }else{
& & & & & & NSLog(@&聚焦模式修改失败&);
& & & & //聚焦点的位置
& & & & if ([captureDevice
isFocusPointOfInterestSupported]) {
& & & & & & [captureDevice setFocusPointOfInterest:cameraPoint];
& & & & /*
&& & & & @constant AVCaptureExposureModeLocked& 曝光锁定在当前值
&& & & & Indicates that the exposure should be locked at its current value.
&& & & & @constant AVCaptureExposureModeAutoExpose 曝光自动调整一次然后锁定
&& & & & Indicates that the device should automatically adjust exposure once and then change the exposure mode to AVCaptureExposureModeLocked.
&& & & & @constant AVCaptureExposureModeContinuousAutoExposure
曝光自动调整
&& & & & Indicates that the device should automatically adjust exposure when needed.
&& & & & @constant AVCaptureExposureModeCustom 曝光只根据设定的值来
&& & & & Indicates that the device should only adjust exposure according to user provided ISO, exposureDuration values.
&& & & & */
& & & & //曝光模式
& & & & if ([captureDevice
isExposureModeSupported:AVCaptureExposureModeAutoExpose]) {
& & & & & & [captureDevice setExposureMode:AVCaptureExposureModeAutoExpose];
& & & & }else{
& & & & & & NSLog(@&曝光模式修改失败&);
& & & & //曝光点的位置
& & & & if ([captureDevice
isExposurePointOfInterestSupported]) {
& & & & & & [captureDevice setExposurePointOfInterest:cameraPoint];
//设置焦距
-(void)doubleTap:(UITapGestureRecognizer *)tapGesture{
& & NSLog(@&双击&);
changeDevicePropertySafety:^(AVCaptureDevice *captureDevice) {
& & & & if (captureDevice.videoZoomFactor ==
& & & & & & CGFloat current =
& & & & & & if (current & captureDevice.activeFormat.videoMaxZoomFactor)
& & & & & & & & [captureDevice rampToVideoZoomFactor:current
withRate:10];
& & & & & & }
& & & & }else{
& & & & & & [captureDevice rampToVideoZoomFactor:1.0
withRate:10];
//光圈动画
-(void)setFocusCursorAnimationWithPoint:(CGPoint)point{
& & self.focusCircle.center =
& & self.focusCircle.transform =
CGAffineTransformIdentity;
& & self.focusCircle.alpha =
& & [UIView
animateWithDuration:0.5
animations:^{
& & & & self.focusCircle.transform=CGAffineTransformMakeScale(0.5,
& & & & self.focusCircle.alpha =
- (UIView *)focusCircle{
& & if (!_focusCircle) {
& & & & UIView *focusCircle = [[UIView
alloc] init];
& & & & focusCircle.frame =
CGRectMake(0,
& & & & focusCircle.layer.borderColor =
BLUECOLOR.CGColor;
& & & & focusCircle.layer.borderWidth =
& & & & focusCircle.layer.cornerRadius =
& & & & focusCircle.layer.masksToBounds =YES;
& & & & _focusCircle = focusC
& & & & [self.videoView
addSubview:focusCircle];
& & return
_focusCircle;
-(UIButton *)flashModelBtn{
& & if (!_flashModelBtn) {
& & & & UIButton * flashModelBtn = [UIButton
buttonWithType:UIButtonTypeCustom];//30/2 40/2
& & & & flashModelBtn.frame =
CGRectMake(SCREEN_WIDTH/2 -
30, 15 +
2, 20 +
& & & & [flashModelBtn setImage:[UIImage
imageNamed:@&sg1&]
forState:UIControlStateNormal];
& & & & [flashModelBtn setImage:[UIImage
imageNamed:@&sg2&]
forState:UIControlStateSelected];
& & & & _flashModelBtn = flashModelB
& & & & _flashModelBtn.imageView.contentMode
= UIViewContentModeScaleAspectFill;
& & & & [_flashModelBtn
addTarget:self
action:@selector(changeFlashlight:)
forControlEvents:UIControlEventTouchUpInside];
& & return
_flashModelBtn;
-(UIButton *)changeBtn{
& & //40/2 33/2
& & if (!_changeBtn) {
& & & & UIButton * changeBtn = [UIButton
buttonWithType:UIButtonTypeCustom];
& & & & changeBtn.frame =
CGRectMake(SCREEN_WIDTH -
20 + 5,
16 + 4);
& & & & [changeBtn setImage:[UIImage
imageNamed:@&zhxj&]
forState:UIControlStateNormal];
& & & & _changeBtn = changeB
& & & & _changeBtn.imageView.contentMode
= UIViewContentModeScaleAspectFill;
& & & & [_changeBtn
addTarget:self
action:@selector(changeCamera)
forControlEvents:UIControlEventTouchUpInside];
& & return
_changeBtn;
//更改设备属性前一定要锁上
-(void)changeDevicePropertySafety:(void (^)(AVCaptureDevice *captureDevice))propertyChange{
& & //也可以直接用_videoDevice,但是下面这种更好
& & AVCaptureDevice *captureDevice= [_videoInput
& & NSError *
& & //注意改变设备属性前一定要首先调用lockForConfiguration:调用完之后使用unlockForConfiguration方法解锁,意义是---进行修改期间,先锁定,防止多处同时修改
& & BOOL lockAcquired = [captureDevice
lockForConfiguration:&error];
& & NSLog(@&lockForConfiguration&);
& & if (!lockAcquired) {
& & & & NSLog(@&锁定设备过程error，错误信息：%@&,error.localizedDescription);
& & }else{
& & & & [_captureSession
beginConfiguration];
& & & & propertyChange(captureDevice);
& & & & [captureDevice unlockForConfiguration];
& & & & [_captureSession
commitConfiguration];
& & & & NSLog(@&unlockForConfiguration&);
#pragma mark - 懒加载
-(UILabel *)cancelTip{
& & if (_cancelTip ==
& & & & _cancelTip = [[UILabel
alloc]initWithFrame:CGRectMake(IPHONE_WIDTH/2
- 40, SCREEN_HEIGHT -
& & & & _cancelTip.text =
@&↑上滑取消&;
& & & & _cancelTip.font = [UIFont
systemFontOfSize:16];
& & & & _cancelTip.textAlignment =
NSTextAlignmentCenter;
& & & & _cancelTip.backgroundColor = [UIColor
clearColor];
& & & & _cancelTip.textColor =
BLUECOLOR;
& & & & _cancelTip.alpha =
& & & & [self.view
addSubview:_cancelTip];
& & return
_cancelTip;
-(void)backBtnClick{
dismissViewControllerAnimated:YES
completion:nil];
- (void)didReceiveMemoryWarning {
& & [super
didReceiveMemoryWarning];
& & // Dispose of any resources that can be recreated.
#pragma mark - Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
& & // Get the new view controller using [segue destinationViewController].
& & // Pass the selected object to the new view controller.
//& UIView+RMAdditions.h
//& RMCategories
//& Created by Richard McClellan on 5/27/13.
//& Copyright (c) 2013 Richard McClellan. All rights reserved.
#define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)
#define SCREEN_HEIGHT ([UIScreen mainScreen].bounds.size.height)
#import &UIKit/UIKit.h&
@interface UIView (RMAdditions)
&* Shortcut for frame.origin.x.
&* Sets frame.origin.x = x
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.origin.x.
&* Sets frame.origin.x = left
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.origin.y
&* Sets frame.origin.y = top
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.origin.y
&* Sets frame.origin.y = y
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.origin.x + frame.size.width
&* Sets frame.origin.x = right - frame.size.width
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.origin.y + frame.size.height
&* Sets frame.origin.y = bottom - frame.size.height
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.size.width
&* Sets frame.size.width = width
@property (nonatomic,
assign) CGFloat
&* Shortcut for frame.size.height
&* Sets frame.size.height = height
@property (nonatomic,
assign) CGFloat
&* Shortcut for center.x
&* Sets center.x = centerX
@property (nonatomic,
assign) CGFloat centerX;
&* Shortcut for center.y
&* Sets center.y = centerY
@property (nonatomic,
assign) CGFloat centerY;
&* Shortcut for origin
&* Sets frame.origin = origin
@property (nonatomic,
assign) CGPoint
&* Shortcut for size
&* Sets frame.size = size
@property (nonatomic,
assign) CGSize
&* Utility to convert UIViewAnimationCurve to UIViewAnimationOptions
&* Used in UIViewController+RMAdditions for animating view for keyboard changes
+ (UIViewAnimationOptions)animationOptionsWithCurve:(UIViewAnimationCurve)
- (void) addLoadingV
- (void) addLoadingViewWithText:(NSString *)
- (void) removeLoadingV
//& UIView+RMAdditions.m
//& RMCategories
//& Created by Richard McClellan on 5/27/13.
//& Copyright (c) 2013 Richard McClellan. All rights reserved.
#import &UIView+RMAdditions.h&
#import &objc/runtime.h&
@implementation UIView (RMAdditions)
- (CGFloat)left {
& & return
self.frame.origin.x;
- (void)setLeft:(CGFloat)x {
& & CGRect frame =
self.frame;
& & frame.origin.x =
& & self.frame =
- (CGFloat)x {
& & return
self.frame.origin.x;
- (void)setX:(CGFloat)x {
& & CGRect frame =
self.frame;
& & frame.origin.x =
& & self.frame =
- (CGFloat)top {
& & return
self.frame.origin.y;
- (void)setTop:(CGFloat)y {
& & CGRect frame =
self.frame;
& & frame.origin.y =
& & self.frame =
- (CGFloat)y {
& & return
self.frame.origin.y;
- (void)setY:(CGFloat)y {
& & CGRect frame =
self.frame;
& & frame.origin.y =
& & self.frame =
- (CGFloat)right {
& & return
self.frame.origin.x
+ self.frame.size.width;
- (void)setRight:(CGFloat)right {
& & CGRect frame =
self.frame;
& & frame.origin.x = right - frame.size.width;
& & self.frame =
- (CGFloat)bottom {
& & return
self.frame.origin.y
+ self.frame.size.height;
- (void)setBottom:(CGFloat)bottom {
& & CGRect frame =
self.frame;
& & frame.origin.y = bottom - frame.size.height;
& & self.frame =
- (CGFloat)centerX {
& & return
self.center.x;
- (void)setCenterX:(CGFloat)centerX {
& & self.center =
CGPointMake(centerX,
self.center.y);
- (CGFloat)centerY {
& & return
self.center.y;
- (void)setCenterY:(CGFloat)centerY {
& & self.center =
CGPointMake(self.center.x, centerY);
- (CGFloat)width {
& & return
self.frame.size.width;
- (void)setWidth:(CGFloat)width {
& & CGRect frame =
self.frame;
& & frame.size.width =
& & self.frame =
- (CGFloat)height {
& & return
self.frame.size.height;
- (void)setHeight:(CGFloat)height {
& & CGRect frame =
self.frame;
& & frame.size.height =
& & self.frame =
- (void)setOrigin:(CGPoint)origin {
& & CGRect frame =
self.frame;
& & frame.origin =
& & self.frame =
- (CGPoint) origin {
& & return
self.frame.origin;
- (void) setSize:(CGSize)size {
& & CGRect frame =
self.frame;
& & frame.size =
& & self.frame =
- (CGSize) size {
& & return
self.frame.size;
+ (UIViewAnimationOptions)animationOptionsWithCurve:(UIViewAnimationCurve)curve {
& & switch(curve) {
& & & & case
UIViewAnimationCurveEaseIn:
& & & & & & return
UIViewAnimationOptionCurveEaseIn;
& & & & case
UIViewAnimationCurveEaseInOut:
& & & & & & return
UIViewAnimationOptionCurveEaseInOut;
& & & & case
UIViewAnimationCurveEaseOut:
& & & & & & return
UIViewAnimationOptionCurveEaseOut;
& & & & case
UIViewAnimationCurveLinear:
& & & & & & return
UIViewAnimationOptionCurveLinear;
static const
void *kLoadingViewKey =
@&LoadingViewKey&;
- (void) addLoadingView {
addLoadingViewWithText:@&Loading...&];
- (void) addLoadingViewWithText:(NSString *)text {
removeLoadingView];
& & UIView *loadingView = [[UIView
alloc] initWithFrame:self.bounds];
& & [loadingView setAutoresizingMask:UIViewAutoresizingFlexibleWidth |
UIViewAutoresizingFlexibleHeight];
[loadingView
setBackgroundColor:[UIColor
colorWithWhite:0.9
alpha:1.0]];
& & objc_setAssociatedObject(self,
kLoadingViewKey, loadingView,
OBJC_ASSOCIATION_RETAIN_NONATOMIC);
& & UILabel *loadingLabel = [[UILabel
alloc] initWithFrame:CGRectZero];
loadingLabel.backgroundColor = [UIColor
clearColor];
loadingLabel.font = [UIFont
systemFontOfSize:15.0];
loadingLabel.textColor = [UIColor
blackColor];
[loadingLabel setText:text];
[loadingLabel sizeToFit];
UIActivityIndicatorView *activityIndicator = [[UIActivityIndicatorView
alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray];
& & activityIndicator.autoresizingMask =
UIViewAutoresizingFlexibleTopMargin |
UIViewAutoresizingFlexibleBottomMargin;
[activityIndicator startAnimating];
& & activityIndicator.left = (self.width - activityIndicator.width
- loadingLabel.width -
& & activityIndicator.centerY =
self.centerY;
[loadingView addSubview:activityIndicator];
& & loadingLabel.left = (self.width - activityIndicator.width
- loadingLabel.width -
5.0) / 2 + activityIndicator.width +
& & loadingLabel.centerY =
self.centerY;
& & loadingLabel.autoresizingMask =
UIViewAutoresizingFlexibleTopMargin |
UIViewAutoresizingFlexibleBottomMargin;
[loadingView addSubview:loadingLabel];
addSubview:loadingView];
- (void) removeLoadingView {
UIView *loadingView =
objc_getAssociatedObject(self,
kLoadingViewKey);
& & [loadingView removeFromSuperview];
& & & & [[NSNotificationCenter
defaultCenter]
addObserver:self
selector:@selector(playbackFinished:)name:AVPlayerItemDidPlayToEndTimeNotification
object:nil];
#pragma mark - 创建UI
- (void)create
& & _playItem = [AVPlayerItem
playerItemWithURL:self.videoUrl];
& & _player = [AVPlayer
playerWithPlayerItem:_playItem];
& & _playerLayer =[AVPlayerLayer
playerLayerWithPlayer:_player];
& & _playerLayer.frame =
CGRectMake(IPHONE_WIDTH -
& & _playerLayer.videoGravity=AVLayerVideoGravityResizeAspectFill;//视频填充模式
& & [self.view.layer
addSublayer:_playerLayer];
& & [_player
#pragma mark 保存压缩
- (NSURL *)compressedURL
& & NSDateFormatter *formater = [[NSDateFormatter
init];//用时间给文件全名，以免重复，在测试的时候其实可以判断文件是否存在若存在，则删除，重新生成文件即可
& & [formater setDateFormat:@&yyyy-MM-dd-HH:mm:ss&];
& & return [NSURL
fileURLWithPath:[[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,
NSUserDomainMask,
true) lastObject]
stringByAppendingPathComponent:[NSString
stringWithFormat:@&%@output.mp4&,[formater
stringFromDate:[NSDate
date]]]]];
- (CGFloat)fileSize:(NSURL *)path
& & return [[NSData
dataWithContentsOfURL:path]
length]/1024.00 /1024.00;
- (void)convertVideoQuailtyWithInputURL:(NSURL*)inputURL
& & & & & & & & & & & & & & & outputURL:(NSURL*)outputURL
& & & & & & & & & & & & completeHandler:(void (^)(AVAssetExportSession*))handler
& & [HTXSVProgressHUDTool
showWithStatus:@&视频压缩...&];
& & AVURLAsset *avAsset = [AVURLAsset
URLAssetWithURL:inputURL
options:nil];
& & AVAssetExportSession *exportSession = [[AVAssetExportSession
initWithAsset:avAsset
presetName:AVAssetExportPresetMediumQuality];//AVAssetExportPresetLowQuality& AVAssetExportPresetMediumQuality
& & //& NSLog(resultPath); AVAssetExportPresetHighestQuality
& & exportSession.outputURL = outputURL;
& & exportSession.outputFileType =
AVFileTypeMPEG4;
& & exportSession.shouldOptimizeForNetworkUse=
& & exportSession.videoComposition = [self
getVideoComposition:avAsset];
& & [exportSession exportAsynchronouslyWithCompletionHandler:^(void)
&& & & & [HTXSVProgressHUDTool
&& & & & switch (exportSession.status) {
&& & & & & & case
AVAssetExportSessionStatusCancelled:
&& & & & & & & & NSLog(@&AVAssetExportSessionStatusCancelled&);
&& & & & & & & & break;
&& & & & & & case
AVAssetExportSessionStatusUnknown:
&& & & & & & & & NSLog(@&AVAssetExportSessionStatusUnknown&);
&& & & & & & & & break;
&& & & & & & case
AVAssetExportSessionStatusWaiting:
&& & & & & & & & NSLog(@&AVAssetExportSessionStatusWaiting&);
&& & & & & & & & break;
&& & & & & & case
AVAssetExportSessionStatusExporting:
&& & & & & & & & NSLog(@&AVAssetExportSessionStatusExporting&);
&& & & & & & & & break;
&& & & & & & case
AVAssetExportSessionStatusCompleted:
&& & & & & & {
&& & & & & & & & NSLog(@&AVAssetExportSessionStatusCompleted&);
&& & & & & & & & NSLog(@&压缩完毕,压缩后大小
%f MB&,[self
fileSize:outputURL]);
&& & & & & & & & //UISaveVideoAtPathToSavedPhotosAlbum([outputURL path], self, nil, NULL);//这个是保存到手机相册
&& & & & & & & & [[NSFileManager
defaultManager] removeItemAtPath:[inputURL
path] error:nil];//取消之后就删除，以免占用手机硬盘空间
&& & & & & & & & [self
uploadVideo:outputURL];
&& & & & & & }
&& & & & & & & & break;
&& & & & & & case
AVAssetExportSessionStatusFailed:
&& & & & & & & & NSLog(@&AVAssetExportSessionStatusFailed&);
&& & & & & & & & break;
&& & & & }
&#pragma mark - 解决录像保存角度问题
-(AVMutableVideoComposition *) getVideoComposition:(AVAsset *)asset
& & & & AVAssetTrack *videoTrack = [[asset
tracksWithMediaType:AVMediaTypeVideo]
objectAtIndex:0];
& & & & AVMutableComposition *composition = [AVMutableComposition
composition];
& & & & AVMutableVideoComposition *videoComposition = [AVMutableVideoComposition
videoComposition];
& & & & CGSize videoSize = videoTrack.naturalSize;
& & & & BOOL isPortrait_ = [self
isVideoPortrait:asset];
& & & & if(isPortrait_) {
& & & & NSLog(@&video is portrait &);
& & & & videoSize = CGSizeMake(videoSize.height, videoSize.width);
&& & & & composition.naturalSize & & = videoS
&& & & videoComposition.renderSize = videoS
& & & & // videoComposition.renderSize = videoTrack.naturalS //
&& & & videoComposition.frameDuration =
CMTimeMakeWithSeconds(
1 / videoTrack.nominalFrameRate,
& & & & AVMutableCompositionTrack *compositionVideoT
& & & & compositionVideoTrack = [composition addMutableTrackWithMediaType:AVMediaTypeVideo
preferredTrackID:kCMPersistentTrackID_Invalid];
& & & & [compositionVideoTrack insertTimeRange:CMTimeRangeMake(kCMTimeZero,
asset.duration)
ofTrack:videoTrack atTime:kCMTimeZero
error:nil];
&& & & & AVMutableVideoCompositionLayerInstruction *layerI
&& & & & layerInst = [AVMutableVideoCompositionLayerInstruction
videoCompositionLayerInstructionWithAssetTrack:videoTrack];
&& & & & [layerInst setTransform:videoTrack.preferredTransform
atTime:kCMTimeZero];
&& & & & AVMutableVideoCompositionInstruction *inst = [AVMutableVideoCompositionInstruction
videoCompositionInstruction];
& & & & inst.timeRange =
CMTimeRangeMake(kCMTimeZero, asset.duration);
&& & & & inst.layerInstructions = [NSArray
arrayWithObject:layerInst];
& & & & videoComposition.instructions = [NSArray
arrayWithObject:inst];
& & & & return videoC
-(BOOL) isVideoPortrait:(AVAsset *)asset
&& & & BOOL isPortrait =
& & & NSArray *tracks = [asset
tracksWithMediaType:AVMediaTypeVideo];
&& & if([tracks& &
count] & 0) {
&& & & & & & & AVAssetTrack *videoTrack = [tracks
objectAtIndex:0];
& & & & & & CGAffineTransform t = videoTrack.preferredTransform;
&& & & & & & // Portrait
& & & & & & & if(t.a ==
0 && t.b ==
1.0 && t.c == -1.0 && t.d ==
&& & & & & & & & & {
&& & & & & & & & & & & & isPortrait = YES;
& & & & & & & & & & & }
&& & & & & & & // PortraitUpsideDown
&& & & & & & if(t.a ==
0 && t.b == -1.0 && t.c ==
1.0 && t.d ==
& & & & & &
&& & & & & & & & & & & isPortrait = YES;
&& & & & & & & & & }
& & & & & & & // LandscapeRight
& & & & & & if(t.a ==
1.0 && t.b ==
0 && t.c ==
0 && t.d ==
& & & & & & & {
& & & & & & & & & & & & & & isPortrait = FALSE;
&& & & & & & & & & }
&& & & & & & // LandscapeLeft
& & & & & & & if(t.a == -1.0 && t.b
== 0 && t.c ==
0 && t.d == -1.0)
& & & & & & & & & {
&& & & & & & & & & & & isPortrait = FALSE;
& & & & & & & & & & & }
& & & & & & }
& & & return isP
-(void)uploadVideo:(NSURL*)URL{
& & NSLog(@&上传视频&);
//分界线的标识符
& & NSString *TWITTERFON_FORM_BOUNDARY =
@&AaB03x&;
& & NSURL *url = [NSURL
URLWithString:KCreateDynamic];
& & NSMutableURLRequest *request = [NSMutableURLRequest
requestWithURL:url];
& & //分界线 -- AaB03x
& & NSString *MPboundary = [[NSString
alloc]initWithFormat:@&--%@&,TWITTERFON_FORM_BOUNDARY];
& & // 结束符 AaB03x--
& & NSString *endMPboundary = [[NSString
alloc]initWithFormat:@&%@--&,MPboundary];
& & //http body的字符串
& & NSMutableString *body = [[NSMutableString
alloc]init];
//参数的集合的所有key的集合
& & //& & NSDictionary *params = @{@&appSecret&:@&5c27f086f24ba207a4912&,@&memberId&:[UserModel sharedInstance].memberId,@&message&:self.messageText1.text,@&positionX&:@0,@&positionY&:@0,@&positionYn&:@&N&,@&appId&:@&ET12412&};
& & NSString *memStr = [UserModel
sharedInstance].memberId;
& & NSMutableDictionary * _param = [NSMutableDictionary
dictionary];
& & NSString *paraString = [MD5
encodeString:self.messageText1.text];
& & [_param setValue:memStr
forKey:@&memberId&];
& & [_param setValue:self.messageText1.text
forKey:@&message&];
& & [_param setValue:KAPPID
forKey:@&appId&];
& & [_param setValue:KappSecret
forKey:@&appSecret&];
& & [_param setValue:[CommonTools
getTimeScamp] forKey:@&timestamp&];
& & NSArray * paramArr =
@[[NSString
stringWithFormat:@&memberId%@&,_param[@&memberId&]],[NSString
stringWithFormat:@&message%@&,paraString],[NSString
stringWithFormat:@&appId%@&,_param[@&appId&]],[NSString
stringWithFormat:@&appSecret%@&,_param[@&appSecret&]],[NSString
stringWithFormat:@&timestamp%@&,_param[@&timestamp&]]];
& & [_param setValue:[CommonTools
tokenmd5StringFromArray:paramArr]
forKey:@&digest&];
& & NSArray *keys= [_param
& & //遍历keys
& & for(int i=0;i&[keys
count];i++) {
& & & & //得到当前key
& & & & NSString *key=[keys
objectAtIndex:i];
& & & & //如果key不是pic，说明value是字符类型，比如name：Boris
& & & & //if(![key isEqualToString:@&pic&]) {
& & & & //添加分界线，换行
& & & & [body appendFormat:@&%@\r\n&,MPboundary];
& & & & //添加字段名称，换2行
& & & & [body appendFormat:@&Content-Disposition: form- name=\&%@\&\r\n\r\n&,key];
& & & & //[body appendString:@&Content-Transfer-Encoding: 8bit&];
& & & & //添加字段的值
& & & & [body appendFormat:@&%@\r\n&,[_param
objectForKey:key]];
& & & & //}
& & ////添加分界线，换行
& & //[body appendFormat:@&%@\r\n&,MPboundary];
& & NSLog(@&------------body---------%@&,body);
& & //声明myRequestData，用来放入http
& & NSMutableData *myRequestData=[NSMutableData
& & //将body字符串转化为UTF8格式的二进制
& & [myRequestData appendData:[body
dataUsingEncoding:NSUTF8StringEncoding]];
//循环加入上传图片
& & for (int i =
0 ; i & 1;& i ++ ) {
& & & & //要上传的图片
& & & & //& & & & image = self.chosenPostImages[i];
& & & & //得到图片的data
& & & & //& & & & NSData *
& & & & NSData *data = [NSData
dataWithContentsOfURL:URL];
& & & & //& & & & if (UIImagePNGRepresentation(image)) {
& & & & //& & & & & & //返回为png图像。
& & & & //& & & & & & data = UIImagePNGRepresentation(image);
& & & & //& & & & }else {
& & & & //& & & & & & //返回为JPEG图像。
& & & & //& & & & & & data = UIImageJPEGRepresentation(image, 1);
& & & & //& & & & }
& & & & // & & & NSData *data = UIImageJPEGRepresentation(image, 0.00001);
& & & & //& & & & NSUInteger length = [data length];
& & & & NSMutableString *imgBody = [[NSMutableString
alloc]init];
& & & & //此处循环添加图片文件
& & & & //添加图片信息字段
& & & & //声明pic字段，文件名为boris.png
& & & & //[body appendFormat:[NSString stringWithFormat: @&Content-Disposition: form- name=\&File\&; filename=\&%@\&\r\n&, [keys objectAtIndex:i]]];
& & & & ////添加分界线，换行
& & & & [imgBody appendFormat:@&%@\r\n&,MPboundary];
& & & & [imgBody appendFormat:@&Content-Disposition: form- name=\&movie\&; filename=\&output.mp4\&\r\n&];
& & & & //声明上传文件的格式
& & & & //& & & & [imgBody appendFormat:@&Content-Type: application/octet-stream&];
& & & & //charset=utf-8\r\n\r\n&];
& & & & [imgBody appendFormat:@&Content-Type: video/mp4\r\n\r\n&];
& & & & //将body字符串转化为UTF8格式的二进制
& & & & //[myRequestData appendData:[body dataUsingEncoding:NSUTF8StringEncoding]];
& & & & [myRequestData appendData:[imgBody
dataUsingEncoding:NSUTF8StringEncoding]];
& & & & //将image的data加入
& & & & NSLog(@&----imgBody------- %@&,imgBody);
& & & & [myRequestData appendData:data];
& & & & [myRequestData appendData:[
dataUsingEncoding:NSUTF8StringEncoding]];
& & //声明结束符：--AaB03x--
& & //& & NSString *end=[[NSString alloc]initWithFormat:@&%@\r\n&,endMPboundary];
& & NSString *end=[[NSString
alloc]initWithFormat:@&\r\n%@&,endMPboundary];
& & //加入结束符--AaB03x--
& & [myRequestData appendData:[end
dataUsingEncoding:NSUTF8StringEncoding]];
& & //设置HTTPHeader中Content-Type的值
& & NSString *content=[[NSString
alloc]initWithFormat:@&multipart/form- boundary=%@&,TWITTERFON_FORM_BOUNDARY];
& & //设置HTTPHeader
& & [request setValue:content
forHTTPHeaderField:@&Content-Type&];
& & //[request setValue:@&keep-alive& forHTTPHeaderField:@&connection&];
& & //[request setValue:@&UTF-8& forHTTPHeaderField:@&Charsert&];
& & //设置Content-Length
& & [request setValue:[NSString
stringWithFormat:@&%lu&, (unsigned
long)[myRequestData
length]] forHTTPHeaderField:@&Content-Length&];
& & //设置http body
& & [request setHTTPBody:myRequestData];
& & //http method
& & [request setHTTPMethod:@&POST&];
& & [HTXSVProgressHUDTool
showWithStatus:@&正在发送...&];
& & // 发送请求
& & [NSURLConnection
sendAsynchronousRequest:request
queue:[NSOperationQueue
mainQueue] completionHandler:^(NSURLResponse *response,
NSData *data, NSError *connectionError) {
& & & & if (data) {
& & & & & & NSDictionary *dict = [NSJSONSerialization
JSONObjectWithData:data
options:NSJSONReadingMutableLeaves
error:nil];
& & & & & & NSLog(@&发表小视频状态请求
== %@&, dict);
& & & & & & //& & & & & & _isOne = NO;
& & & & & & if([dict[@&returnCode&]isEqualToString:@&000000&]){
&& & & & & & & &
& & & & & & & & [[NSFileManager
defaultManager] removeItemAtPath:[URL
path] error:nil];//取消之后就删除，以免占用手机硬盘空间
&& & & & & & & &
& & & & & & & & NSLog(@&上传视频成功&);
& & & & & & & & PostStatusViewController * cvc = [[PostStatusViewController
& & & & & & & & cvc.view.tag =
& & & & & & & & NSDictionary *dict = [[NSDictionary
alloc]initWithObjectsAndKeys:cvc,
@&FreshView&,nil] ;
& & & & & & & & NSNotification *notification = [NSNotification
notificationWithName:@&FreshView&
object:nil
userInfo:dict];
& & & & & & & & [[NSNotificationCenter
defaultCenter]postNotification:notification];
& & & & & & & & //通知出现标签栏
& & & & & & & & UIViewController *cvc1 = [[UIViewController
alloc]init];
& & & & & & & & cvc1.view.tag =
& & & & & & & & NSDictionary *dict1 = [[NSDictionary
alloc]initWithObjectsAndKeys:cvc1,@&Hidden&,
& & & & & & & & NSNotification *notification1 = [NSNotification
notificationWithName:@&tongzhiHidden&
object:nil
userInfo:dict1];
& & & & & & & & [[NSNotificationCenter
defaultCenter]postNotification:notification1];
& & & & & & & & [self.navigationController
popViewControllerAnimated:YES];
&& & & & & & & &
& & & & & & }
& & & & & & else
if ([dict[@&returnCode&]integerValue] ==
& & & & & & & & UIAlertView *alertView = [[UIAlertView
alloc]initWithTitle:@&提示&
message:@&对不起，请求数据失败！&
delegate:self
cancelButtonTitle:@&确定&
otherButtonTitles:nil,
& & & & & & & & [alertView show];
& & & & & & }else
if ([dict[@&returnCode&]integerValue]==43){
&& & & & & & & &
& & & & & & & & UIAlertView * aler = [[UIAlertView
alloc]initWithTitle:[NSString
stringWithFormat:@&%@&,dict[@&description&]]
message:[NSString
stringWithFormat:@&%@&,dict[@&reason&]]
delegate:self
cancelButtonTitle:@&确定&
otherButtonTitles:nil,
& & & & & & & & [aler show];
& & & & & & }else{
& & & & & & & & UIAlertView *alertView = [[UIAlertView
alloc]initWithTitle:@&提示&
message:@&对不起，发布失败！&
delegate:self
cancelButtonTitle:@&确定&
otherButtonTitles:nil,
& & & & & & & & [alertView show];
& & & & & & }
&& & & & & &
& & & & } else {
& & & & & & NSLog(@&上传失败&);
& & & & & & UIAlertView *alertView = [[UIAlertView
alloc]initWithTitle:@&提示&
message:@&上传失败！&
delegate:self
cancelButtonTitle:@&确定&
otherButtonTitles:nil,
& & & & & & [alertView show];
& & & & [HTXSVProgressHUDTool
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