Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 64dfb604 authored by Jeff Brown's avatar Jeff Brown
Browse files

Define AudioSource.REMOTE_SUBMIX. 

Add an API to allow applications to record from the remote
submix when they have the required permissions.

Bug: 10265163
Change-Id: Id3815fe82a6713e058ce4b8ab6128a898481df7e
parent f15ef4b0

api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -12854,6 +12854,7 @@ package android.media { 
    field public static final int CAMCORDER = 5; // 0x5

    field public static final int DEFAULT = 0; // 0x0

    field public static final int MIC = 1; // 0x1

    field public static final int REMOTE_SUBMIX = 8; // 0x8

    field public static final int VOICE_CALL = 4; // 0x4

    field public static final int VOICE_COMMUNICATION = 7; // 0x7

    field public static final int VOICE_DOWNLINK = 3; // 0x3

media/java/android/media/MediaRecorder.java

+22 −1
Original line number Diff line number Diff line
@@ -179,6 +179,27 @@ public class MediaRecorder 
         *  is applied.

         */

        public static final int VOICE_COMMUNICATION = 7;



        /**

         * Audio source for a submix of audio streams to be presented remotely.

         * <p>

         * An application can use this audio source to capture a mix of audio streams

         * that should be transmitted to a remote receiver such as a Wifi display.

         * While recording is active, these audio streams are redirected to the remote

         * submix instead of being played on the device speaker or headset.

         * </p><p>

         * Certain streams are excluded from the remote submix, including

         * {@link AudioManager#STREAM_RING}, {@link AudioManager#STREAM_ALARM},

         * and {@link AudioManager#STREAM_NOTIFICATION}.  These streams will continue

         * to be presented locally as usual.

         * </p><p>

         * Capturing the remote submix audio requires the

         * {@link android.Manifest.permission#CAPTURE_AUDIO_OUTPUT} permission.

         * This permission is reserved for use by system components and is not available to

         * third-party applications.

         * </p>

         */

        public static final int REMOTE_SUBMIX = 8;

    }



    /**
@@ -294,7 +315,7 @@ public class MediaRecorder 
     * @see android.media.MediaRecorder.AudioSource

     */

    public static final int getAudioSourceMax() {

        return AudioSource.VOICE_COMMUNICATION;

        return AudioSource.REMOTE_SUBMIX;

    }



    /**