Attach (recommended) or Link to PDF file here:
[Uploading index.html.pdf…]()

The original image used to create the PDF is here:
![1](https://user-images.githubusercontent.com/66191275/104105670-c22f2480-52c0-11eb-9d4f-9c63a853c6c7.jpeg)

Configuration:
I tried to display the above PDF using the viewer here: https://mozilla.github.io/pdf.js/web/viewer.html
p1 = p[col + 8];
      p2 = p[col + 16];
      p3 = p[col + 24];
      p4 = p[col + 32];
      p5 = p[col + 40];
      p6 = p[col + 48];
      p7 = p[col + 56];
      
      if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) {
        t = (dctSqrt2 * p0 + 8192) >> 14;
        
        if (t < -2040) {
          t = 0;
        } else if (t >= 2024) {
          t = 255;
        } else {
          t = (t + 2056) >> 4;
        }
        blockData[blockBufferOffset + col] = t;
        blockData[blockBufferOffset + col + 8] = t;
        blockData[blockBufferOffset + col + 16] = t;
        blockData[blockBufferOffset + col + 24] = t;
        blockData[blockBufferOffset + col + 32] = t;
        blockData[blockBufferOffset + col + 40] = t;
        blockData[blockBufferOffset + col + 48] = t;
        blockData[blockBufferOffset + col + 56] = t;
        continue;
      }
      
      v0 = (dctSqrt2 * p0 + 2048) >> 12;