How to streamline the images to third-party server

[codetricity]

You can get sample media at the link below:

Sample Media and Development Resources

Welcome to working with RICOH THETA, an Android 7.1.1 OS-based device. Once the 360 degree media (images, videos, live streaming) has been generated, the image processing or other programming that may occur in-camera can be built independently of having the hardware itself. You can create a plug-in without the camera with the no-camera-template. If you are applying for hardware, please read the document Dream and Build - Apply for Hardware Supplemental Information after you apply for hardware. …

You can reduce image size inside the camera with standard Android image reduction tutorials. For example, this one:
Sample Media and Development Resources

If you do not have a camera, you can get started with an Android Virtual Device and put the sample images in /sdcard/DCIM/100RICOH/ on your AVD with adb push

Here’s an example that reduces a RICOH THETA image from 10.7MB to 0.12MB.

https://github.com/codetricity/no-camera-sample