贝因美调整

pages/beiyinmei/beiyinmei.js

@@ -47,27 +47,27 @@ Page({
         // 实时帧渲染到canvas
         await wx.canvasPutImageData({
           canvasId: 'myCanvas',
-          x:0,
-          y:0,
+          x:-frame.width / 4,
+          y:-frame.height / 4,
           width: frame.width,
           height: frame.height,
           data: new Uint8ClampedArray(frame.data),
         })
         const fileData = await wx.canvasToTempFilePath({
           canvasId: 'myCanvas',
-          x: frame.width / 4,
-          y: frame.height / 4,
-          width: frame.width / 2,
-          height: frame.height / 3,
+          x: 0,
+          y: 0,
+          width: frame.width,
+          height: frame.height,
           quality: 'high',
           fileType: 'jpg',
-          destWidth: frame.width / 2,
-          destHeight: frame.height / 3,
+          destWidth: frame.width,
+          destHeight: frame.height,
         })
 
-        // this.setData({
-        //   src:fileData.tempFilePath
-        // })
+        this.setData({
+          src:fileData.tempFilePath
+        })
         const base = fileSystem.readFileSync(fileData.tempFilePath, 'base64')
         // console.log('qr_result',flag,5555,base);