SONY Xperia Z3 D6653 is Android 5.0.2 OS.
You can connect the USB OTG line and be with USB UVC device.
Connect UVC HDMI capture card -> become hdmi LCD Monitor
Connect UVC SDI capture card -> become SDI LCD Monitor
Conect UVC CVBS capture card -> become CVBS LCD Monitor.
SONY Xperia Z3 can display the uvc device video
I use the device as below
1. USB2.0 FEBON264 UVC H.264/MJPG/ YUV CVBS grabber card
Although this grabber card have h.26¥64 hardware stream, it still be output mjpg /yuv in the android
The video source is CVBS CCTV CAMERA.