Spherical/app/src/main/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="de.trac.spherical">

    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />

    <application
        android:allowBackup="false"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        >
        <activity android:name=".MainActivity"
            android:screenOrientation="portrait"
            android:theme="@style/AppTheme">
            <!-- Launcher -->
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>

            <!-- Spherical images -->
            <intent-filter>
                <data android:mimeType="application/vnd.google.panorama360+jpg" />
                <action android:name="android.intent.action.SEND" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>

            <intent-filter>
                <data android:mimeType="image/*" />
                <action android:name="android.intent.action.SEND" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
    </application>

</manifest>