OBS-VirtualCam 2.0.4

- Change ffmpeg dependency for OBS 24 ( Don't use this version if you haven't updated OBS )

Sorry for late update , the version 2.0.1 can't be register correctly with fresh installation of obs-studio 22.
This new installer will install the lack of ffmpeg components to prevent this issue.

• Add virtual-cam filter for source output, inspired by ndi-filter plugin.(Only support obs-studio 21.0.0+ )
• Deprecate crop feature .
• Increase directshow interfcae(obs-camera 2-4) for sink.
• Change build system to visual studio 2017.
• Change license to GPL-2.0 .
  Information : You can do similar things on Linux by this experiment project now .

Remove dummy registry which cause conflict with skype

- Add horizontal flip option ( For some app flip image like google hangouts)
- Add keep aspect ratio option ( Maintain aspect ratio by filling black bars when the output region is not same aspect ratio as camera)
- Fix unity-base app can not open virtual camera issue (source : Reddit Post)

- fix crash issue when open camera and OBS in the same time (usually happen when loop back camera to OBS)
- fix new version adobe flash player can't open camera issue.

- fix crash problem when using 4k resolution
- fix format compatibility issue which cause Genymotion can't use virtual-cam
- add reset option in crop region

- Add autostart option
- Add crop feature

1.01 update
Fix format issue
Reduce delay restriction