- (void) camera:(id)cameraViewController didFinishWithImage:(UIImage *)image withMetadata:(NSDictionary *)metadata
{
NSLog(@"----------picDic%@",metadata);
NSLog(@"width:%f height:%f",image.size.width, image.size.height);
UIImage *_photo = [AppDelegate imageWithImageSimple:image scaledToSize:CGSizeMake(image.size.width/5, image.size.height/5)];
NSLog(@"width:%f height:%f",image.size.width, image.size.height);//这里是压缩后的大小 后面会有该类方法的写法
NSString *fileName = [NSString stringWithFormat:@"%@.png",[NSString generateGuid]];
[AppDelegate saveImage:_photo WithName:fileName];<span style="font-family: Arial, Helvetica, sans-serif;">//这里是保存图片 会有该类方法的写法</span>
NSArray *patharray = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *path = [patharray objectAtIndex:0];
NSString *filepath2=[path stringByAppendingPathComponent:fileName];//添加我们需要的文件全称
NSURL *filePath = [NSURL URLWithString:filepath2];
[cameraViewController restoreFullScreenMode];
NSLog(@"拍照完成");
NSLog(@"%@",filePath);//这里是获取拍照后得到图片的地址 实际上是后者上传的是nsdata，所以这个路径可以去掉，如果需要传文件，可以使用该地址
NSString *userid=[NSString stringWithFormat:@"%d",[AppDelegate userId]];
NSDictionary *dic =@{@"userid":userid};
AFHTTPRequestOperationManager *af = [AFHTTPRequestOperationManager manager];
[af.responseSerializer setAcceptableContentTypes:[NSSet setWithObject:@"text/html"]];
AFHTTPRequestOperation *afOperation = [af POST:@"url" parameters:dic constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
NSData *data = UIImageJPEGRepresentation(_photo, 1);
[formData appendPartWithFileData:data name:@"filename" fileName:@"img" mimeType:@"image/jpeg"];
//<span style="font-family: Arial, Helvetica, sans-serif;">name 后面给的</span><span style="font-family: Arial, Helvetica, sans-serif;">filename是后台上传图片 fileName 是逻辑地址，可以随便命名？这点不是很肯定</span><span style="font-family: Arial, Helvetica, sans-serif;">
</span>
} success:^(AFHTTPRequestOperation *operation, id responseObject) {
[self.navigationController popViewControllerAnimated:YES];
NSLog(@"responseString : %@",operation.responseString);
[self.presentedViewController dismissViewControllerAnimated:YES completion:nil];
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"responseString : %@",operation.responseString);
[self.presentedViewController dismissViewControllerAnimated:YES completion:nil];
}];
[afOperation setUploadProgressBlock:^(NSUInteger bytesWritten, long long totalBytesWritten, long long totalBytesExpectedToWrite) {
float progress =(float)totalBytesWritten/ (float)totalBytesExpectedToWrite;
// NSLog(@"%f",progress);
NSLog(@"%f",progress);//这里是回调上传进度条
}];
}+ (UIImage*)imageWithImageSimple:(UIImage*)image scaledToSize:(CGSize)newSize
{
// Create a graphics image context
UIGraphicsBeginImageContext(newSize);
// Tell the old image to draw in this new context, with the desired
// new size
[image drawInRect:CGRectMake(0,0,newSize.width,newSize.height)];
// Get the new image from the context
UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext();
// End the context
UIGraphicsEndImageContext();
// Return the new image.
return newImage;
}
+(void)saveImage:(UIImage *)tempImage WithName:(NSString *)imageName
{
NSData* imageData = UIImagePNGRepresentation(tempImage);
NSArray* paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString* documentsDirectory = [paths objectAtIndex:0];
// Now we get the full path to the file
NSString* fullPathToFile = [documentsDirectory stringByAppendingPathComponent:imageName];
// and then we write it out
[imageData writeToFile:fullPathToFile atomically:NO];
}
如果没有使用Dbcamara 上传写法为
NSString *userid=[NSString stringWithFormat:@"%d",[AppDelegate userId]];
NSDictionary *dic =@{@"userid":userid};
AFHTTPRequestOperationManager *af = [AFHTTPRequestOperationManager manager];
[af.responseSerializer setAcceptableContentTypes:[NSSet setWithObject:@"text/html"]];
AFHTTPRequestOperation *afOperation = [af POST:@"url" parameters:dic constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
NSData *data = UIImageJPEGRepresentation(_photo, 1);
[formData appendPartWithFileData:data name:@"filename" fileName:@"img" mimeType:@"image/jpeg"];
//name 后面给的filename是后台上传图片 fileName 是逻辑地址，可以随便命名？这点不是很肯定
} success:^(AFHTTPRequestOperation *operation, id responseObject) {
[self.navigationController popViewControllerAnimated:YES];
NSLog(@"responseString : %@",operation.responseString);
[self.presentedViewController dismissViewControllerAnimated:YES completion:nil];
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"responseString : %@",operation.responseString);
[self.presentedViewController dismissViewControllerAnimated:YES completion:nil];
}];
[afOperation setUploadProgressBlock:^(NSUInteger bytesWritten, long long totalBytesWritten, long long totalBytesExpectedToWrite) {
float progress =(float)totalBytesWritten/ (float)totalBytesExpectedToWrite;
// NSLog(@"%f",progress);
NSLog(@"%f",progress);//这里是回调上传进度条