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Javascript 未捕获类型错误:未能执行';drawImage';关于Vue.js_Javascript_Image_Vue.js_Canvas_Base64 - Fatal编程技术网

Javascript 未捕获类型错误:未能执行';drawImage';关于Vue.js

Javascript 未捕获类型错误:未能执行';drawImage';关于Vue.js,javascript,image,vue.js,canvas,base64,Javascript,Image,Vue.js,Canvas,Base64,我有一个vue.js应用程序,可以拍摄照片并将其发送到照片过滤器页面。在这个过滤页面中,我有一个按钮来发布过滤后的照片。我可以过滤拍摄的照片,但我不能发布它。我的错误就在这里 Uncaught TypeError: Failed to execute 'drawImage' on 'CanvasRenderingContext2D': The provided value is not of type '(CSSImageValue or HTMLImageElement or SVGImage

我有一个vue.js应用程序,可以拍摄照片并将其发送到照片过滤器页面。在这个过滤页面中,我有一个按钮来发布过滤后的照片。我可以过滤拍摄的照片,但我不能发布它。我的错误就在这里

Uncaught TypeError: Failed to execute 'drawImage' on 'CanvasRenderingContext2D': The provided value is not of type '(CSSImageValue or HTMLImageElement or SVGImageElement or HTMLVideoElement or HTMLCanvasElement or ImageBitmap or OffscreenCanvas)'
我的代码在这里

async sendPhoto () {
      const canvas = document.createElement('canvas')
      canvas.width = document
        .getElementById('image')
        .getAttribute('data-original-width')
      canvas.height = document
        .getElementById('image')
        .getAttribute('data-original-height')
      const ctx = canvas.getContext('2d')
      ctx.filter = this.filters.filter

      var img = document.createElement('img')
      img.src = this.image
      img.onload = function () {
        ctx.drawImage(this.image, 0, 0, canvas.width, canvas.height)
        const anchor = document.createElement('a')
        anchor.href = canvas.toDataURL()
        anchor.sendPhoto = this.img.src
        anchor.click()
      }
      console.log('canvas.toDataURL()', canvas.toDataURL())
      if (canvas.toDataURL() !== null && canvas.toDataURL() !== undefined) {
        const resBody = await this.$phoneAPI.imgYukle(canvas.toDataURL()) // burda filterli fotoyu tekrardan uploadlamak gerekiyo
        console.log('resBody', JSON.stringify(resBody))
        // await this.instagrampostStory({ message: canvas.toDataURL() })
        this.message = ''
      }
    },
    defaultImage () {
      return DefaultImage
    }
  }
}
谢谢你的帮助

根据,第一个参数采用
HTMLImageElement

因此,与其

img.onload = function () {
  ctx.drawImage(this.image, 0, 0, canvas.width, canvas.height) <-- change this line
  const anchor = document.createElement('a')
  anchor.href = canvas.toDataURL()
  anchor.sendPhoto = this.img.src
  anchor.click()
}
img.onload=函数(){
ctx.drawImage(this.image,0,0,canvas.width,canvas.height)根据,第一个参数采用
HTMLImageElement

因此,与其

img.onload = function () {
  ctx.drawImage(this.image, 0, 0, canvas.width, canvas.height) <-- change this line
  const anchor = document.createElement('a')
  anchor.href = canvas.toDataURL()
  anchor.sendPhoto = this.img.src
  anchor.click()
}
img.onload=函数(){

ctx.drawImage(this.image,0,0,canvas.width,canvas.height)我现在得到了图片,但是base64图像字符串返回为空,我无法修复它

data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAvgAAAHcCAYAAACj995eAAAckUlEQVR4Xu3WQREAAAgCQelf2h43awMWH+wcAQIECBAgQIAAAQIZgWWSCEKAAAECBAgQIECAwBn4noAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBAw8P0AAQIECBAgQIAAgZCAgR8qUxQCBAgQIECAAAECBr4fIECAAAECBAgQIBASMPBDZYpCgAABAgQIECBAwMD3AwQIECBAgAABAgRCAgZ+qExRCBAgQIAAAQIECBj4foAAAQIECBAgQIBASMDAD5UpCgECBAgQIECAAAED3w8QIECAAAECBAgQCAkY+KEyRSFAgAABAgQIECBg4PsBAgQIECBAgAABAiEBAz9UpigECBAgQIAAAQIEDHw/QIAAAQIECBAgQCAkYOCHyhSFAAECBAgQIECAgIHvBwgQIECAAAECBAiEBAz8UJmiECBAgAABAgQIEDDw/QABAgQIECBAgACBkICBHypTFAIECBAgQIAAAQIGvh8gQIAAAQIECBAgEBIw8ENlikKAAAECBAgQIEDAwPcDBAgQIECAAAECBEICBn6oTFEIECBAgAABAgQIGPh+gAABAgQIECBAgEBIwMAPlSkKAQIECBAgQIAAAQPfDxAgQIAAAQIECBAICRj4oTJFIUCAAAECBAgQIGDg+wECBAgQIECAAAECIQEDP1SmKAQIECBAgAABAgQMfD9AgAABAgQIECBAICRg4IfKFIUAAQIECBAgQICAge8HCBAgQIAAAQIECIQEDPxQmaIQIECAAAECBAgQMPD9AAECBAgQIECAAIGQgIEfKlMUAgQIECBAgAABAga+HyBAgAABAgQIECAQEjDwQ2WKQoAAAQIECBAgQMDA9wMECBAgQIAAAQIEQgIGfqhMUQgQIECAAAECBAgY+H6AAAECBAgQIECAQEjAwA+VKQoBAgQIECBAgAABA98PECBAgAABAgQIEAgJGPihMkUhQIAAAQIECBAgYOD7AQIECBAgQIAAAQIhAQM/VKYoBAgQIECAAAECBAx8P0CAAAECBAgQIEAgJGDgh8oUhQABAgQIECBAgICB7wcIECBAgAABAgQIhAQM/FCZohAgQIAAAQIECBB4IRcB3beyK28AAAAASUVORK5CYII=

我现在得到了图片,但是base64图像字符串返回为空,我无法修复它

data:image/png;base64,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

这张图片的数据类型是什么?这是一张上传的截图。这是一个url我的意思是这张图片的数据类型是什么?这是一张上传的截图。这是一个url我的意思是我现在可以得到过滤过的图片,但是我如何才能把这张图片再次上传到url?这是可以的,我现在可以得到过滤过的图片,但是我如何上传呢图像是否再次被添加到url?