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: jan.rabe@kibotu.net

Contributions welcome!

Contributors

• Jan Rabe 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.