Shinrei Camera can't not use webcam

Issue: Shinrei Camera - Tsuiteru Techou (Japan) can’t use webcam in game.
The game emu is Good, but I have problem.(Sorry my English is not good, but I’ll try my best)
The game need webcam to play with AR note(PDF file)
I use OBS to a virtual webcam, and it is work on Ctira(for setting windows)
The virtual webcam(with OBS) on Ctira’s setting windows(Preview) is work,
but when I am playing this game, is not work.
This game need real “AR note” to play, but it also can use PDF file to game.
(I get ready that I have setting webcam with my phone android app, it is work on citra’s setting windows, but it is also can’t work ingame.)

The PDF file can get from official site(Japanese)
PDF file: 「ARノート」(PDFのダウンロードは)はこちら <= this meaning is PDF file can be download here

the game wiki:(English)

I have record some point for report on my YT:

Other YT:

Enter a description of your issue here, in full detail.

System Information

Diagnostic Log
Upload your log file as an attachment by dragging & dropping.

In order to save a copy of the log, follow this guide:

In order for us to provide better support, we need to see the log generated by Citra. This guide will walk you through how you can obtain the log file: How to Upload the Log File.

Give a little more info about your issue. does the game crash or freeze when you try to use the webcam? have you tried to changing cameras front/back?

after testing again close citra and upload your log.

The game no crash or no freeze, it all normal when I am using webcam, but the gmae need pass the tutorial, Otherwise can’t go to next step
I have tried to front and back and 2D 3D, it is all same problem.

OK, this is the log file. thank you for your reply.
citra_log.txt (81.2 KB)

System Information for Support

Client Version                                Nightly 1224 HEAD-6f6bfd4
OpenGL Vendor                                 NVIDIA Corporation
OpenGL Renderer                               GeForce GTX 670/PCIe/SSE2
OpenGL Version                                3.3.0
Enable Hardware Renderer                      [x]
Enable Hardware Shader                        [x]
Hardware Shader, Accurate Multiplication      [ ]
Hardware Shader, Geometry Shaders             [ ]
Enable Shader JIT                             [x]
System Region                                 [ ]

Here’s some issues I found with your log that might help.

  • Enabling Accurate Multiplication is recomended in certain games. If you are experiencing graphical glitches, try enabling this option.