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CosyDVR

An Android open souce car blackbox DVR app (GPLv3+)

Get it on F-Droid Get it on Google Play

Features:

  • Free and open source project forever
  • Works in background as a service
  • Works even when the keyboard is locked
  • Autostart recording option after program launch
  • Autoremove old files
  • Simple placing files to favorite folder (one file or all files after current)
  • FLASH button for night recordings (if device supports)
  • Supports Android 4.1.2 (Fly IQ451 primarily tested)
  • GPS data is recorded into subtitle files *.srt
  • Separate *.gpx file for upload to the OpenStreetMap.org
  • GPS data is shown on the screen
  • Night mode for better video under low light condition (if device supports)
  • Different focus modes (infinity, auto, continuous video, macro)
  • Zooming in/out with gestures
  • Refocus on screen tap
  • Exit function is protected with long click to avoid accedental click
  • Configurable options (video size, bitrate, maximal temporary and minimal free space, fragment time etc.)
  • Notification area clickable icon for bringing app to front
  • Custom SD_Card_Path option
  • Ukrainian, Russian, English, Italian, German interfaces
  • Show battery level when device is not charging
  • Time Compression (Time Lapse) function

Supported devices:

  • Fly IQ451
  • Prestigio PAP4055
  • ASUS ME173X
  • Samsung SM-GT310

Operation manual:

Buttons:

FAV - preserve current fragment from deletion (add to favorites).

    0 - this is temp fragment
    
    1 - this and all next fragments are preserved
    
    2 - only this fragment is preserved. Next will be temp

Restart - break fragments. Start new one

Restart (long click) - options menu

Focus - switch between focus modes (visible only supported by device)

    i - infinity
    
    v - continuous video
    
    a - automatic with manual autofocus
    
    m - macro with manual autofocus
    
    e - extended depth of field

FLASH - toggle flash on/off

Night - toggle night mode on/off. On long click - Time Compression Function On/Off. It uses Time Compression Factor from preferences.

Exit - exit application (exit on long click for eliminate accidental press)

Gestures:

Tap on screen - autofocus in "a" and "m" modes

Pinch screen - zoom in/out

Build Intructions under linux

  • Install toolchain

sudo apt-get install ant openjdk-8-jre openjdk-8-jdk

  • Download and update SDK

wget http://dl.google.com/android/android-sdk_r24.4.1-linux.tgz tar -zxf ./android-sdk_r24.4.1-linux.tgz cd linux-sdk-tools tools/android update sdk --no-ui

  • create project for ant

~/android-sdk-linux/tools/android update project -p . -t android-21 -n CosyDVR -s

  • compile created project

ant debug

  • install compiled debug version of project

ant installd

  • debug with adb logcat

adb logcat | grep CosyDVR > logcat.txt

  • check available devices with adb

adb devices

More info: http://developer.android.com/sdk/index.html#Other

License:

    This program is Free Software: You can use, study share and improve it at your will. 
    Specifically you can redistribute and/or modify it under the terms of the 
    GNU General Public License as published by the Free Software Foundation, 
    either version 3 of the License, or (at your option) any later version.