PX5 DVR - MTCD Android Head Units Q&A

I looking at getting a PX5 unit and was wondering if any of the DVR apps supported recording the rear camera as well as from the USB dash camera? Would be nice to have both going at once. Also is the video out mirrored only or is it possible to set something else on the output screen.

The front (F-Cam) and rear (Reverse) cameras are both RCA (analog) and are not recordable since the signal is only displayed and not processed logically. The DVR software works ONLY with certain USB cameras, and you could place them anywhere in your vehicle you please. So far, no other DVR software (available in the Play Store, anyway) is compatible with these units. Sorry I can't help with the video mirroring question.

Even though both are analog when you run the non F-Cam (DVR) cam (which frustratingly is not compatible with the f-cam app) I have found it makes the rear cam footage stutter!!. Bit crap when reversing as a stutter can skip a few inches.

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Hypothetical carputer concept

OK, this idea is hypothetical, and I won't be implementing until I need a new phone (these things are way out of my budget).
I was thinking the other day that my HTC Universal would make a great car computer, with its 16GB SDHC memory card, fairly large 3.6" screen, qwerty keyboard (ever tried a stylus on the road?), and dual cameras.
I was thinking that the casing could be removed, and the motherboard mounted on the reverse of a "faceplate" to fill up the space left where my old tape player used to be. The screen could be mounted in a gap in this, and the keyboard (if it's a separate pcb) could be mounted below this on the face plate.
The connections for the application buttons (like backlight, camera and notes) could be re-routed to those kind of buttons you can buy at radioshack (it's **** smith for us Australians though). This would then make it easy to use things such as music and navigation software without playing around on the screen (start menu is hard to use with fingers, especially while driving).
Voice command would be a usefull feature, by allowing you to controll your device (including music and navigation) by a microphone, while keeping both hands on the wheel. This could be used by attatching an ipod video (5th Gen) video output cable, with the video plug replaced with a 3.5mm audio socket, and a microphone attatched. The positive side of this video plug usually connects to the 4th pin of the 3.5mm jack in an ipod, which supplies the video output, however, in iphones AND, luckily, the HTC Universal, this section supplies the microphone input.
The camera ccds (one 1.3MP and one ?VGA?) could MAYBE be extended with shielded (twisted) wiring such as that in LAN cables, so as to mount one in the front and one in the rear bumper bars. These could then be used as usual with the camera application launched by the camera button as reversing and manouvering cameras. It would also be quite usefull to be able to simply press a button to snap the number plate of an ancient diesel smoking up the joint or a raging hoon ripping up in front of you, to report to police (if you like to do that kinda thing).
I'm hard pressed to find a use for the light, although it could possibly be used to aid the visibility of the reversing camera (because reversing lights are never bright enough).
Now if only I was skilled at visual basic and owned an accelerometer enabled device. I'd put one of those G readout things like in the new Nissan GTR. (Sorry, I can't remember where I saw it).
Please post your ideas and suggestions. Also if anybody has any knowlege of data cabling and electronics, would extending a ccd's wires by 1-2 meters be possible?

[Q] Is there any HDMI settings/config and which player to use?

I'm using Samsung's microUSB to HDMI adapter with my Sensation and it works fine but seems like there's no any configuration of hdmi output nowhere. Is there any app to do this or some config files?
There's just one small problem. I have black frame appx. 2cm on 42" TV. It seems like it's made for overscan because when i enable oversan in my tv the image fits perfectly but, obviously, i get cropped resolution then. But, i've noticed one interesting thing: the stock apps like camera output really fullscreen image on the TV without any frame and without any UI elements on TV screen so all the controls go to phone's display and not on the TV. So if there's no way to configure HDMI in sensation yet i have another question: Is there any video player which plays all formats(like MoboPlayer, etc.) which can also handle TV output like stock apps making it really fullscreen without any frame and not just cloning the phone's display to tv?
Thanks.

Allowing screen mirroring instead of DVD output only

I have a MTCE_XRC unit running "stock" 7.1.2. So far its working great in my GM vehicle. Retaining all factory systems that I require including the rear factory flip down headrest. The problem is that I only get Video output when I click the DVD button or insert a DVD. The goal would be to mirror the front screen on the flip down monitor so I can play youtube or video files back there.
Does anyone know if this has been addressed/corrected with any ROM or is there a setting I am missing?
Thanks!

AVIN.apk on Witson PX5 Unit (Need to keep Audio in background)

Hi Guys, I have a quick question. I was very excited to setup my front bumper camere using F-Cam app which I figure it out while i was messing with Car-126 menu. However due that my unit has only AV input rca, I am not able to get any view with F-Cam app. As far as I investigate, hardware mod is needed to use F-Cam app with front camera. It seems very hard for me, so I want to go with AVIN.apk.
It sometimes works well, sometimes error logo on middle of screen. Is AVIN.apk buggy? Also it drives me crazy that it cuts my spotify's sound when I open AVIN.apk. Is there any possibility to keep audio running in background and show only video in full screen with AVIN?
My unit is a Witson brand PX5 - Oreo 4GB.
I found a similar thread, but it keeps audio instead of video Are there any apks other than native one to use video input of head unit?
https://forum.xda-developers.com/an...-development/help-avin-app-auxiliary-t3466211 (not mtce)
I guess I am the only one who wants to use AVIN app only for camera input then.. interesting.
Where did you find the av-in app?
joeyz400 said:
Where did you find the av-in app?
Click to expand...
Click to collapse
It is pre-loaded with stock rom already. My unit is android 8.0 px5.
I connect front camera to av-in input of unit, it works but i hate it is taking control of audio.
It is trying to play aux in with video input.
Check all connections on the back. Seriously. You probably have a pin that’s either unlabelled or unused that is really f-cam in. All units should be capable of it, and in a rare case you might have to do some soldering.
Edit: I have a Witson unit as well and it’s the 6th pin on the little 8 pin connector. Pin 3 is GND on mine.

Simultaneous Front and Rear Camera Video Recording

Any idea on how to do this?
Will plugging 2 usb cameras work
Thanks
i would suggest you to get a separate DVR that has dual camera instead of placing more loads on the HU itself.

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