iOS 视频图片压缩上传

#pragma mark - 获取当前时间

- (NSString*)getCurrentTime{NSDateFormatter*formatter = [[NSDateFormatteralloc] init];

[formatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];NSString*dateTime = [formatter stringFromDate:[NSDatedate]];//    NSString *str = [NSString stringWithFormat:@"%@mdxx",dateTime];//    NSString *tokenStr = [str stringToMD5:str];returndateTime;

}

#pragma mark - 视频压缩/**

*  视频压缩

*

*  @param url 视频文件的url

*

*  @return 压缩后的url

*/- (NSURL*)condenseVideoNewUrl: (NSURL*)url{// 沙盒目录NSString*docuPath =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES)[0];NSString*destFilePath = [docuPath stringByAppendingPathComponent:[NSStringstringWithFormat:@"lyh%@.MOV",[selfgetCurrentTime]]];NSURL*destUrl = [NSURLfileURLWithPath:destFilePath];//将视频文件copy到沙盒目录中NSFileManager*manager = [NSFileManagerdefaultManager];NSError*error = nil;

[manager copyItemAtURL:url toURL:destUrl error:&error];NSLog(@"压缩前--%.2fk",[selfgetFileSize:destFilePath]);// 播放视频/*

NSURL *videoURL = [NSURL fileURLWithPath:destFilePath];

AVPlayer *player = [AVPlayer playerWithURL:videoURL];

AVPlayerLayer *playerLayer = [AVPlayerLayer playerLayerWithPlayer:player];

playerLayer.frame = self.view.bounds;

[self.view.layer addSublayer:playerLayer];

[player play];

*/// 进行压缩AVAsset*asset = [AVAssetassetWithURL:destUrl];//创建视频资源导出会话/**

NSString *const AVAssetExportPresetLowQuality; // 低质量

NSString *const AVAssetExportPresetMediumQuality;

NSString *const AVAssetExportPresetHighestQuality; //高质量

*/AVAssetExportSession*session = [[AVAssetExportSessionalloc] initWithAsset:asset presetName:AVAssetExportPresetLowQuality];// 创建导出的urlNSString*resultPath = [docuPath stringByAppendingPathComponent:[NSStringstringWithFormat:@"lyhg%@.MOV",[selfgetCurrentTime]]];

session.outputURL = [NSURLfileURLWithPath:resultPath];// 必须配置输出属性session.outputFileType =@"com.apple.quicktime-movie";// 导出视频[session exportAsynchronouslyWithCompletionHandler:^{NSLog(@"压缩后---%.2fk",[selfgetFileSize:resultPath]);NSLog(@"视频导出完成");

}];returnsession.outputURL;

}// 获取视频的大小- (CGFloat) getFileSize:(NSString*)path

{NSFileManager*fileManager = [[NSFileManageralloc] init] ;floatfilesize =-1.0;if([fileManager fileExistsAtPath:path]) {NSDictionary*fileDic = [fileManager attributesOfItemAtPath:path error:nil];//获取文件的属性unsignedlonglongsize = [[fileDic objectForKey:NSFileSize] longLongValue];

filesize =1.0*size/1024;

}returnfilesize;

}

#pragma mark - Picker delgate

- (void)imagePickerController:(UIImagePickerController*)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {NSString*mediaType = [info objectForKey:UIImagePickerControllerMediaType];if([mediaType isEqualToString:(NSString*)kUTTypeImage]) {NSLog(@"选取的是照片");//        self.imageView.image = info[UIImagePickerControllerEditedImage];// 压缩图片NSData*fileData =UIImageJPEGRepresentation(info[UIImagePickerControllerEditedImage],0.5);//保存到DocumentsNSString*imageStr = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES) lastObject];NSString*imageFile = [imageStr stringByAppendingPathComponent:@"image.jpg"];NSLog(@"%@",imageFile);

[fileData writeToFile:imageFile atomically:YES];//保存至相册UIImageWriteToSavedPhotosAlbum(info[UIImagePickerControllerEditedImage],self,@selector(image:didFinishSavingWithError:contextInfo:), nil);// 上传图片NSDictionary*dict = @{@"mem_id":@"600209"};

[AFNetworkTool upLoadToUrlString:@"http://www.baidu.com"parameters:dict fileData:fileData name:@"photo"fileName:@"abc.jpg"mimeType:@"image/jpeg"response:JSON progress:^(NSProgress*uploadProgress) {

} success:^(NSURLSessionDataTask*task,idresponseObject) {NSLog(@"success:%@ %@",responseObject, [responseObject objectForKey:@"msg"]);

} failure:^(NSURLSessionDataTask*task,NSError*error) {NSLog(@"%@",error);

}];

}else{// 如果是视频NSURL*url = info[UIImagePickerControllerMediaURL];// 获取视频总时长CGFloatlengthTime = [selfgetVideoLength:url];NSLog(@"%f",lengthTime);// 保存视频至相册 (异步线程)NSString*urlStr = [url path];dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0), ^{if(UIVideoAtPathIsCompatibleWithSavedPhotosAlbum(urlStr)) {UISaveVideoAtPathToSavedPhotosAlbum(urlStr,self,@selector(video:didFinishSavingWithError:contextInfo:), nil);

}

});//压缩视频NSData*videoData = [NSDatadataWithContentsOfURL:[selfcondenseVideoNewUrl:url]];//视频上传if(lengthTime >10.0f) {NSLog(@"文件过大只允许上传10s视频");

}else{NSDictionary*dict = @{@"username":@"syl"};

[AFNetworkTool upLoadToUrlString:@"http://www.baidu.com"parameters:dict fileData:videoData name:@"file"fileName:@"video.mov"mimeType:@"video/quicktime"response:JSON progress:^(NSProgress*uploadProgress) {

} success:^(NSURLSessionDataTask*task,idresponseObject) {NSLog(@"上传成功%@",responseObject);

} failure:^(NSURLSessionDataTask*task,NSError*error) {NSLog(@"%@",error);

}];

}

}

[selfdismissViewControllerAnimated:YES completion:nil];

}// 获取视频时间- (CGFloat) getVideoLength:(NSURL*)URL

{AVURLAsset*avUrl = [AVURLAssetassetWithURL:URL];CMTimetime = [avUrl duration];intsecond = ceil(time.value/time.timescale);returnsecond;

}

#pragma mark 图片保存完毕的回调

- (void) image: (UIImage*) image didFinishSavingWithError:(NSError*) error contextInfo: (void*)contextIn {NSLog(@"照片保存成功");

}

#pragma mark 视频保存完毕的回调

- (void)video:(NSString*)videoPath didFinishSavingWithError:(NSError*)error contextInfo:(void*)contextIn {if(error) {NSLog(@"保存视频过程中发生错误,错误信息:%@",error.localizedDescription);

}else{NSLog(@"视频保存成功.");

}

}

.h

typedefNS_ENUM(NSUInteger,ResposeStyle) {JSON,XML,Data,

};

typedefNS_ENUM(NSUInteger,RequestStyle) {RequestJSON,RequestString,RequestDefault};

.m

@param url 服务器地址

@param parameters 字典 token

@param fileData 要上传的数据

@param name 服务器参数名称 后台给你

@param fileName 文件名称 图片:xxx.jpg,xxx.png 视频:video.mov

@param mimeType 文件类型 图片:image/jpg,image/png 视频:video/quicktime

@param style 返回的数据类型

@param progress

@param success

@param failure

+ (void)upLoadToUrlString:(NSString )urlparameters:(NSDictionary )parametersfileData:(NSData )fileDataname:(NSString )namefileName:(NSString )fileNamemimeType:(NSString )mimeTyperesponse:(ResposeStyle)styleprogress:(void(^)(NSProgress ))progresssuccess:(void(^)(NSURLSessionDataTask , id))successfailure:(void(^)(NSURLSessionDataTask , NSError ))failure {//1.获取单例的网络管理对象AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];//2.根据style 的类型 去选择返回值得类型switch(style) {caseJSON:manager.responseSerializer = [AFJSONResponseSerializer serializer];break;caseXML:manager.responseSerializer = [AFXMLParserResponseSerializer serializer];break;caseData:manager.responseSerializer = [AFHTTPResponseSerializer serializer];break;default:break;

}//3.设置相应数据支持的类型[manager.responseSerializersetAcceptableContentTypes:[NSSetsetWithObjects:@"application/json", @"text/json", @"text/javascript",@"text/html",@"text/css",@"text/plain", @"application/javascript",@"application/json", @"application/x-www-form-urlencoded", nil]];

[managerPOST:urlparameters:parametersconstructingBodyWithBlock:^(id  _Nonnull formData) {

[formDataappendPartWithFileData:fileDataname:namefileName:fileNamemimeType:mimeType];

}progress:^(NSProgress * _Nonnull uploadProgress) {

}success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {if(success) {

success(task, responseObject);

}

}failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {if(failure) {

failure(task, error);

}

}];

}

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