Sample Image
The new Wi-Fi API allows the images of both the Z1 and the V to be taken in dual-fisheye mode. Click on the image above to download a sample from the RICOH THETA V.
https://developers.theta360.com/en/docs/v2.1/api_reference/options/_image_stitching.html
The API works both from inside of a plug-in as well as a mobile app.
example
using Restlet Client
metadata
ExifTool Version Number : 10.80
File Name : R0010009.JPG
Directory : .
File Size : 4.7 MB
File Modification Date/Time : 2019:06:10 16:12:49-07:00
File Access Date/Time : 2019:06:10 16:14:00-07:00
File Inode Change Date/Time : 2019:06:10 16:14:00-07:00
File Permissions : rw-r--r--
File Type : JPEG
File Type Extension : jpg
MIME Type : image/jpeg
Exif Byte Order : Big-endian (Motorola, MM)
Image Description :
Make : RICOH
Camera Model Name : RICOH THETA V
Orientation : Horizontal (normal)
X Resolution : 300
Y Resolution : 300
Resolution Unit : inches
Software : RICOH THETA V Ver 3.00.1
Modify Date : 2019:06:10 16:12:49
Y Cb Cr Positioning : Centered
Copyright :
Exposure Time : 1/200
F Number : 2.0
Exposure Program : Program AE
ISO : 64
Sensitivity Type : Standard Output Sensitivity
Exif Version : 0230
Date/Time Original : 2019:06:10 16:12:49
Create Date : 2019:06:10 16:12:49
Components Configuration : Y, Cb, Cr, -
Aperture Value : 2.0
Brightness Value : 5.12
Exposure Compensation : 0
Max Aperture Value : 2.1
Metering Mode : Multi-segment
Light Source : Unknown
Flash : No flash function
Focal Length : 2.6 mm
Warning : [minor] Possibly incorrect maker notes offsets (fix by -84?)
Maker Note Type : Rdc
Firmware Version : 3.01
Serial Number : (00000000)00105377
Recording Format : Unknown (0)
White Balance : Auto
Color Temp Kelvin : 5000
Accelerometer : 34.46 -57.47
Compass : 132.93
Time Zone : -07:00
Flashpix Version : 0100
Color Space : sRGB
Exif Image Width : 5792
Exif Image Height : 2896
Interoperability Index : R98 - DCF basic file (sRGB)
Interoperability Version : 0100
Exposure Mode : Auto
Scene Capture Type : Standard
Sharpness : Normal
GPS Version ID : 2.3.0.0
GPS Img Direction Ref : Magnetic North
GPS Img Direction : 132.93
Compression : JPEG (old-style)
Thumbnail Offset : 2448
Thumbnail Length : 12794
Image Width : 5792
Image Height : 2896
Encoding Process : Baseline DCT, Huffman coding
Bits Per Sample : 8
Color Components : 3
Y Cb Cr Sub Sampling : YCbCr4:2:0 (2 2)
Aperture : 2.0
Image Size : 5792x2896
Megapixels : 16.8
Ricoh Pitch : -57.47
Ricoh Roll : 34.46
Shutter Speed : 1/200
Thumbnail Image : (Binary data 12794 bytes, use -b option to extract)
Focal Length : 2.6 mm
Light Value : 10.3
Update: June 10, 2019 Afternoon
I heard back from the author of theta4j that he will add this API to his library. 
Update: June 11, 2019
Sample plug-in available.
Update: June 12, 2019
New topic started for this developer template. Feel free to modify this template and submit your plug-in to the Dream and Build Contest.