Future _getImageFromGallery() async { var image=await ImagePicker().pickImage(source: ImageSource.gallery); File file=File(image!.path);//需要把XFile转换成File Uploadimage(file); } Uploadimage(File file) async { // 单个文件上传,格式一定要注意 var formData=FormData.fromMap({ 'file': awai...
以下是一个示例函数,用于将图片上传到名为"gallery"的存储桶。 代码语言:txt 复制 import 'package:firebase_storage/firebase_storage.dart'; Future<String> uploadImageToFirebaseStorage(File imageFile) async { String fileName = DateTime.now().millisecondsSinceEpoch.toString(); Reference reference = ...
_HeadImageUploadPageState createState()=>_HeadImageUploadPageState(); } class _HeadImageUploadPageState extends State<HeadImageUploadPage>{ File _image; Future getImage() async {varimage =await ImagePicker.pickImage(source: ImageSource.gallery); _upLoadImage(image);//上传图片setState(() { _im...
_image; final picker = ImagePicker(); final Dio dio = Dio(); Future<void> pickImage() async { final XFile? image = await picker.pickImage(source: ImageSource.gallery); if (image != null) { setState(() { _image = image; }); } } Future<void> uploadImage() ...
var image = await ImagePicker.pickImage(source: ImageSource.gallery);_upLoadImage(image);//上传图⽚ setState(() { _image = image;});} @override Widget build(BuildContext context) { return Scaffold(appBar: AppBar(title: Text('Image Picker Example'),),body: Center(child: _image == ...
void uploadHeader(String type) async { PickedFile pickedFile; if (type == '拍照') { // (1)用相机拍照: pickedFile = await picker.getImage(source: ImageSource.camera); }else { // (1)选择相册的照片: pickedFile = await picker.getImage(source: ImageSource.gallery); ...
flutter pub add image_picker 导入image_picker并使用它来选择或拍摄图像: import 'package:image_picker/image_picker.dart';// ...final picker = ImagePicker();// 从相册选择图像final pickedFile = await picker.getImage(source: ImageSource.gallery);// 或者拍摄新的照片final pickedFile = await picker...
_uploadPic(_cameraImage); }); } Future _getGalleryImage() async { print('调用了: 打开相册'); var image = await ImagePicker.pickImage(source: ImageSource.gallery); // 使用图库 setState(() { _galleryImage = image; print('_galleryImage: ' + _galleryImage.toString()); ...
}//相册选择Future_getImageFromGallery()async{varimage=awaitImagePicker.pickImage(source:ImageSource.gallery);setState((){_image=image;});}//上传图片到服务器_uploadImage()async{FormData formData=FormData.from({//"": "", //这里写其他需要传递的参数"file":UploadFileInfo(_image,"imageName.png"...
flutter pubaddimage_picker 导入image_picker并使用它来选择或拍摄图像: import 'package:image_picker/image_picker.dart'; // ... final picker = ImagePicker(); // 从相册选择图像 final pickedFile = await picker.getImage(source: ImageSource.gallery); ...