src/utils/pdf.ts

@@ -94,11 +94,14 @@ export const pdfToImages = async (
   const pages: PdfPage[] = []
   const pdf = await PDFJS.getDocument(data).promise
   const canvas = document.createElement('canvas')
+  const width = getInnerContentWidth()
 
   for (let i = 0; i < pdf.numPages; i++) {
     const page = await pdf.getPage(i + 1)
 
-    const viewport = page.getViewport({ scale: 1 })
+    const originalViewport = page.getViewport({ scale: 1 })
+    const scale = width / originalViewport.width
+    const viewport = page.getViewport({ scale: scale })
     const context = canvas.getContext('2d')
     canvas.height = viewport.height
     canvas.width = viewport.width
@@ -106,7 +109,7 @@ export const pdfToImages = async (
     await page.render({ canvasContext: context!, viewport: viewport }).promise
     pages.push({
       image: canvas.toDataURL(),
-      width: viewport.width,
+      width: originalViewport.width,
       drawnFields: []
     })
   }