android-camera2video's Introduction

Camera2Video

App for recording high fps video using CLI. Only pixel devices supported.

1. Build

$ cd ~/proj/android-Camera2Video
$ ./gradlew build
...
BUILD SUCCESSFUL in 19s
54 actionable tasks: 13 executed, 41 up-to-date

In some cases, you may need to point to a java 8 distribution:

$ JAVA_HOME=/usr/lib/jvm/java-1.8.0 ./gradlew build

2. Install

$ ./gradlew installDebug
...
BUILD SUCCESSFUL in 3s
27 actionable tasks: 1 executed, 26 up-to-date

In some cases, you may need to point to a java 8 distribution:

$ JAVA_HOME=/usr/lib/jvm/java-1.8.0 ./gradlew installDebug

You may want to check whether your app has been installed successfully:

$ adb shell pm list packages |grep camera2
package:com.example.android.camera2video

And uninstall the app.

$ adb shell pm uninstall com.example.android.camera2video
Success

3. Recording

When you run the command for the first time, you will have to accept the required permissions for the add. You can do that either by accepting in the menu, or using these commands:

$ adb shell pm grant com.example.android.camera2video android.permission.CAMERA
$ adb shell pm grant com.example.android.camera2video android.permission.RECORD_AUDIO
$ adb shell pm grant com.example.android.camera2video android.permission.READ_EXTERNAL_STORAGE
$ adb shell pm grant com.example.android.camera2video android.permission.WRITE_EXTERNAL_STORAGE

3. Recording

Example 1: simple recording.

$ adb shell am broadcast \
    -a com.example.android.camera2video.RECORD_SLOW_MOTION \
    --es RECORDING start

Example 2: record to a specific filename, for 2 seconds, 1280x720 resolution and using 30 fps.

$ adb shell am broadcast \
    -a com.example.android.camera2video.RECORD_SLOW_MOTION \
    --es RECORDING start \
    --el DURATION_TIME_SEC 2 \
    --es RECORDING_FILENAME foo.mp4 \
    --ei CAPTURE_VIDEO_WIDTH 1280 \
    --ei CAPTURE_VIDEO_HEIGHT 720 \
    --ei CAPTURE_FPS 30

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