Heart-Rate-Ometer

Measures human heart rate using camera and flash light.

Description

Measures human heart rate using phone camera and flash light.

Programming language: Kotlin

License: Apache License 2.0

Tags: Android     Camera     RxAndroid     RxJava     Sensors     Android-library     Heartrate     Bpm    

Latest version: v1.3.2

README

Heart-Rate-Ometer

Introduction

Measures human heart rate using camera and flash light.

How-it-works

https://github.com/phishman3579/android-heart-rate-monitor/wiki/How-it-works.

How to install

repositories {
    maven {
        url "https://jitpack.io"
    }
}

dependencies {
    implementation 'com.github.kibotu:Heart-Rate-Ometer:-SNAPSHOT'
}

How to use

0 Request camera permission

Manifest.permission.CAMERA

1 Add surfaceView to your layout which is required for the camera preview

<SurfaceView
    android:id="@+id/preview"
    android:layout_width="1dp"
    android:layout_height="1dp"
    android:visibility="visible" />

2 Subscribe to the beats per minute stream

HeartRateOmeter()
    .bpmUpdates(context, preview)
    .subscribe(
            { bpm: Int -> label.text = "$bpm bpm" },
            Throwable::printStackTrace)

How to build

graldew clean build

CI

gradlew clean assembleRelease test javadoc

Build Requirements

• JDK8
• Android Build Tools 27.0.2
• Android SDK 27

Notes

Follow me on Twitter: @wolkenschauer

Let me know what you think: [email protected]

Contributions welcome!

Contributors

• [Jan Rabe]([email protected]) ported as Kotlin Rx Library: https://github.com/phishman3579/android-heart-rate-monitor written by
• Justin Wetherell

License

Copyright 2018 Jan Rabe

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.