1.2 UIImage转base64 代码语言:javascript 代码运行次数:0 运行 AI代码解释 NSData*scaledImageData=UIImageJPEGRepresentation(scaledImage,0.8);//Encode the image data as a base64 stringNSString*imageBase64String=[scaledImageData base64EncodedStringWithOptions:0]; ...
b64encode(image_file.read()).decode('utf-8') print(encoded_string) 2. 在安卓应用中使用Base64字符串 方法一:使用ImageView显示图片 在布局文件中添加一个ImageView。 代码语言:javascript 复制 <ImageView android:id="@+id/imageView" android:layout_width="wrap_content" android:layout_height="wrap_...
btoa('you') // 'eW91'atob('eW91') // 'you'btoa('中') // Uncaught DOMException: The string to be encoded contains characters outside of the Latin1 range.atob('y') // Uncaught DOMException: The string to be decoded is not correctly encoded.处理中文字符 由于btoa、atob 仅支持对ASCII...
0, SEEK_END); base64_len = ftell(fp); fseek(fp, 0, SEEK_SET); unsigned char* image_data = (unsigned char*)malloc(base64_len); fread(image_data, 1, base64_len, fp); fclose(fp); // 将图片数据编码为Base64字符串 base64_data = ...
ContentType ="image/png" }; stringbase64EncodedImg = base64Img.ToString; } sumith madhushan: 如果是将 图片路径 转为 base64 字符串,可以先将 路径中的图片 转为 byte[] 形式,然后转为 base64 格式的字符串即可,参考如下代码: publicstaticstringImageToBase64(string_imagePath) ...
NSLog(@"===Encoded image:\n%@", _encodedImageStr); 文字转图片: NSString *imageStr = [NSString stringWithContentsOfFile:@"/Users/Singer/Documents/0.txt"encoding:NSUTF8StringEncoding error:nil]; NSData*d =[[NSData alloc]initWithBase64EncodedString:imageStr options:NSDataBase64DecodingIgnore...
FileinputFile=newFile("path/to/base64.txt");Scannerscanner=newScanner(inputFile);Stringbase64EncodedImage=scanner.nextLine();scanner.close(); 1. 2. 3. 4. 6. 对base64编码进行解码 现在,我们可以使用Java的Base64类对base64编码进行解码,得到字节数组。
import base64 def image_to_base64(image_path): """ Converts an image to a base64 encoded string. Args: image_path (str): The path to the image file. Returns: str: The base64 encoded string of the image. """ with open(image_path, "rb") as image_file: encoded_string = base64...
return encoded\_string.decode('utf-8')使用示例 file_path = 'path/to/your/file.txt'base64_data = convert_file_to_base64(file_path)print(base64_data)```在上述代码中，我们首先导入了base64模块，并定义了两个函数：convert\_file\_to\_base64和convert\_image\_to\_base64。这两个函数都接受...
//UIImage图片转成Base64字符串:UIImage*img = [UIImage imageNamed:@"0.jpg"]; NSData*imgData = UIImageJPEGRepresentation(img,1.0f); NSString*encodedImgStr =[imgData base64EncodedStringWithOptions:NSDataBase64Encoding64CharacterLineLength]; ...