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Add a new system Api for ANBR

Browse Source 
- callSessionSendAnbrQuery
- callSessionNotifyAnbr

Bug: 259254356
Test: Build

Change-Id: I8fb2844a2b47e4c26adbf824ffa2893cb70b7cbd
This commit is contained in:
Helen
2022-12-03 19:20:50 +00:00
committed by Hwayoung Helen Kim
parent fd00e72652
commit 6a6e225298
8 changed files with 253 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
core/java/android/telephony/TelephonyCallback.java
View File

@@ -582,6 +582,14 @@ public class TelephonyCallback {
@RequiresPermission(Manifest.permission.READ_PRECISE_PHONE_STATE)
public static final int EVENT_LINK_CAPACITY_ESTIMATE_CHANGED = 37;
/**
* Event to norify the Anbr information from Radio to Ims.
*
* @see ImsCallSessionImplBase#callSessionNotifyAnbr.
*
* @hide
*/
public static final int EVENT_TRIGGER_NOTIFY_ANBR = 38;
/**
* @hide
@@ -623,7 +631,8 @@ public class TelephonyCallback {
EVENT_DATA_ENABLED_CHANGED,
EVENT_ALLOWED_NETWORK_TYPE_LIST_CHANGED,
EVENT_LEGACY_CALL_STATE_CHANGED,
EVENT_LINK_CAPACITY_ESTIMATE_CHANGED
EVENT_LINK_CAPACITY_ESTIMATE_CHANGED,
EVENT_TRIGGER_NOTIFY_ANBR
})
@Retention(RetentionPolicy.SOURCE)
public @interface TelephonyEvent {

49
telephony/java/android/telephony/ims/ImsCallSession.java
View File

@@ -520,6 +520,14 @@ public class ImsCallSession {
@NonNull Set<RtpHeaderExtension> extensions) {
// no-op
}
/**
* Called when radio to send ANBRQ message to the access network to query the desired
* bitrate.
*/
public void callSessionSendAnbrQuery(int mediaType, int direction, int bitsPerSecond) {
// no-op
}
}
private final IImsCallSession miSession;
@@ -1223,6 +1231,27 @@ public class ImsCallSession {
}
}
/**
* Deliver the bitrate for the indicated media type, direction and bitrate to the upper layer.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate received from the NW through the Recommended
* bitrate MAC Control Element message and ImsStack converts this value from MAC bitrate
* to audio/video codec bitrate (defined in TS26.114).
*/
public void callSessionNotifyAnbr(int mediaType, int direction, int bitsPerSecond) {
if (mClosed) {
return;
}
try {
miSession.callSessionNotifyAnbr(mediaType, direction, bitsPerSecond);
} catch (RemoteException e) {
Log.e(TAG, "callSessionNotifyAnbr" + e);
}
}
/**
* A listener type for receiving notification on IMS call session events.
* When an event is generated for an {@link IImsCallSession},
@@ -1716,6 +1745,26 @@ public class ImsCallSession {
}
}, mListenerExecutor);
}
/**
* ANBR Query received.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate requested by the other party UE through
* RTP CMR, RTCPAPP or TMMBR, and ImsStack converts this value to the MAC bitrate
* (defined in TS36.321, range: 0 ~ 8000 kbit/s).
*/
@Override
public void callSessionSendAnbrQuery(int mediaType, int direction,
int bitsPerSecond) {
Log.d(TAG, "callSessionSendAnbrQuery in ImsCallSession");
TelephonyUtils.runWithCleanCallingIdentity(()-> {
if (mListener != null) {
mListener.callSessionSendAnbrQuery(mediaType, direction, bitsPerSecond);
}
}, mListenerExecutor);
}
}
/**

71
telephony/java/android/telephony/ims/ImsCallSessionListener.java
View File

@@ -16,6 +16,8 @@
package android.telephony.ims;
import android.annotation.IntDef;
import android.annotation.IntRange;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.SystemApi;
@@ -25,9 +27,12 @@ import android.telephony.CallQuality;
import android.telephony.ServiceState;
import android.telephony.ims.aidl.IImsCallSessionListener;
import android.telephony.ims.stub.ImsCallSessionImplBase;
import android.util.Log;
import com.android.ims.internal.IImsCallSession;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.ArrayList;
import java.util.Objects;
import java.util.Set;
@@ -44,7 +49,7 @@ import java.util.Set;
// ImsCallSessionListenerConverter is also changed.
@SystemApi
public class ImsCallSessionListener {
private static final String TAG = "ImsCallSessionListener";
private final IImsCallSessionListener mListener;
/** @hide */
@@ -808,5 +813,69 @@ public class ImsCallSessionListener {
e.rethrowFromSystemServer();
}
}
/** @hide */
@IntDef(flag = true,
value = {
MEDIA_STREAM_TYPE_AUDIO,
MEDIA_STREAM_TYPE_VIDEO,
})
@Retention(RetentionPolicy.SOURCE)
public @interface MediaStreamType {}
/**
* Media Stream Type - Audio
* @hide
*/
public static final int MEDIA_STREAM_TYPE_AUDIO = 1;
/**
* Media Stream Type - Video
* @hide
*/
public static final int MEDIA_STREAM_TYPE_VIDEO = 2;
/** @hide */
@IntDef(flag = true,
value = {
MEDIA_STREAM_DIRECTION_UPLINK,
MEDIA_STREAM_DIRECTION_DOWNLINK,
})
@Retention(RetentionPolicy.SOURCE)
public @interface MediaStreamDirection {}
/**
* Media Stream Direction - Uplink
* @hide
*/
public static final int MEDIA_STREAM_DIRECTION_UPLINK = 1;
/**
* Media Stream Direction - Downlink
* @hide
*/
public static final int MEDIA_STREAM_DIRECTION_DOWNLINK = 2;
/**
* Access Network Bitrate Recommendation Query (ANBRQ), see 3GPP TS 26.114.
* This API triggers radio to send ANBRQ message to the access network to query the
* desired bitrate.
*
* @param mediaType {@link MediaStreamType} is used to identify media stream such as
* audio or video.
* @param direction {@link MediaStreamDirection} of this packet stream (e.g. uplink
* or downlink).
* @param bitsPerSecond This value is the bitrate requested by the other party UE through
* RTP CMR, RTCPAPP or TMMBR, and ImsStack converts this value to the MAC bitrate
* (defined in TS36.321, range: 0 ~ 8000 kbit/s).
* @hide
*/
public final void callSessionSendAnbrQuery(@MediaStreamType int mediaType,
@MediaStreamDirection int direction, @IntRange(from = 0) int bitsPerSecond) {
Log.d(TAG, "callSessionSendAnbrQuery in imscallsessonListener");
try {
mListener.callSessionSendAnbrQuery(mediaType, direction, bitsPerSecond);
} catch (RemoteException e) {
e.rethrowFromSystemServer();
}
}
}

13
telephony/java/android/telephony/ims/aidl/IImsCallSessionListener.aidl
View File

@@ -171,4 +171,17 @@ oneway interface IImsCallSessionListener {
* @param extensions the RTP header extensions received.
*/
void callSessionRtpHeaderExtensionsReceived(in List<RtpHeaderExtension> extensions);
/**
* Access Network Bitrate Recommendation Query (ANBRQ), see 3GPP TS 26.114.
* This API triggers radio to send ANBRQ message to the access network to query the desired
* bitrate.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate requested by the other party UE
* through RTP CMR, RTCPAPP or TMMBR, and ImsStack converts this value to the MAC bitrate
* (defined in TS36.321, range: 0 ~ 8000 kbit/s).
*/
void callSessionSendAnbrQuery(int mediaType, int direction, int bitsPerSecond);
}

21
telephony/java/android/telephony/ims/compat/stub/ImsCallSessionImplBase.java
View File

@@ -416,6 +416,21 @@ public class ImsCallSessionImplBase extends IImsCallSession.Stub {
// no-op; not supported in compat layer.
}
/**
* Deliver the bitrate for the indicated media type, direction and bitrate to the upper layer.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate received from the NW through the Recommended
* bitrate MAC Control Element message and ImsStack converts this value from MAC bitrate
* to audio/video codec bitrate (defined in TS26.114).
* @hide
*/
@Override
public void callSessionNotifyAnbr(int mediaType, int direction, int bitsPerSecond) {
// no-op; not supported in compat layer.
}
/**
* There are two different ImsCallSessionListeners that need to reconciled here, we need to
* convert the "old" version of the com.android.ims.internal.IImsCallSessionListener to the
@@ -662,5 +677,11 @@ public class ImsCallSessionImplBase extends IImsCallSession.Stub {
public void callQualityChanged(CallQuality callQuality) throws RemoteException {
mNewListener.callQualityChanged(callQuality);
}
@Override
public void callSessionSendAnbrQuery(int mediaType, int direction,
int bitsPerSecond) throws RemoteException {
mNewListener.callSessionSendAnbrQuery(mediaType, direction, bitsPerSecond);
}
}
}

66
telephony/java/android/telephony/ims/stub/ImsCallSessionImplBase.java
View File

@@ -16,6 +16,8 @@
package android.telephony.ims.stub;
import android.annotation.IntDef;
import android.annotation.IntRange;
import android.annotation.NonNull;
import android.annotation.SystemApi;
import android.os.Bundle;
@@ -37,6 +39,8 @@ import com.android.ims.internal.IImsCallSession;
import com.android.ims.internal.IImsVideoCallProvider;
import com.android.internal.telephony.util.TelephonyUtils;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CancellationException;
@@ -68,6 +72,46 @@ public class ImsCallSessionImplBase implements AutoCloseable {
*/
public static final int USSD_MODE_REQUEST = 1;
/** @hide */
@IntDef(
value = {
MEDIA_STREAM_TYPE_AUDIO,
MEDIA_STREAM_TYPE_VIDEO
})
@Retention(RetentionPolicy.SOURCE)
public @interface MediaStreamType {}
/**
* Media Stream Type - Audio
* @hide
*/
public static final int MEDIA_STREAM_TYPE_AUDIO = 1;
/**
* Media Stream Type - Video
* @hide
*/
public static final int MEDIA_STREAM_TYPE_VIDEO = 2;
/** @hide */
@IntDef(
value = {
MEDIA_STREAM_DIRECTION_UPLINK,
MEDIA_STREAM_DIRECTION_DOWNLINK
})
@Retention(RetentionPolicy.SOURCE)
public @interface MediaStreamDirection {}
/**
* Media Stream Direction - Uplink
* @hide
*/
public static final int MEDIA_STREAM_DIRECTION_UPLINK = 1;
/**
* Media Stream Direction - Downlink
* @hide
*/
public static final int MEDIA_STREAM_DIRECTION_DOWNLINK = 2;
/**
* Defines IMS call session state.
*/
@@ -327,6 +371,12 @@ public class ImsCallSessionImplBase implements AutoCloseable {
new ArraySet<RtpHeaderExtension>(extensions)), "sendRtpHeaderExtensions");
}
@Override
public void callSessionNotifyAnbr(int mediaType, int direction, int bitsPerSecond) {
executeMethodAsync(() -> ImsCallSessionImplBase.this.callSessionNotifyAnbr(
mediaType, direction, bitsPerSecond), "callSessionNotifyAnbr");
}
// Call the methods with a clean calling identity on the executor and wait indefinitely for
// the future to return.
private void executeMethodAsync(Runnable r, String errorLogName) {
@@ -730,6 +780,22 @@ public class ImsCallSessionImplBase implements AutoCloseable {
public void sendRtpHeaderExtensions(@NonNull Set<RtpHeaderExtension> rtpHeaderExtensions) {
}
/**
* Deliver the bitrate for the indicated media type, direction and bitrate to the upper layer.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate received from the NW through the Recommended
* bitrate MAC Control Element message and ImsStack converts this value from MAC bitrate
* to audio/video codec bitrate (defined in TS26.114).
* @hide
*/
public void callSessionNotifyAnbr(@MediaStreamType int mediaType,
@MediaStreamDirection int direction, @IntRange(from = 0) int bitsPerSecond) {
// Base Implementation - Should be overridden by IMS service
Log.i(LOG_TAG, "ImsCallSessionImplBase callSessionNotifyAnbr - mediaType: " + mediaType);
}
/** @hide */
public IImsCallSession getServiceImpl() {
return mServiceImpl;

11
telephony/java/com/android/ims/internal/IImsCallSession.aidl
View File

@@ -307,4 +307,15 @@ interface IImsCallSession {
* @param extensions the header extensions to be sent
*/
void sendRtpHeaderExtensions(in List<RtpHeaderExtension> extensions);
/*
* Deliver the bitrate for the indicated media type, direction and bitrate to the upper layer.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate received from the NW through the Recommended
* bitrate MAC Control Element message and ImsStack converts this value from MAC bitrate
* to audio/video codec bitrate (defined in TS26.114).
*/
void callSessionNotifyAnbr(int mediaType, int direction, int bitsPerSecond);
}

13
telephony/java/com/android/ims/internal/IImsCallSessionListener.aidl
View File

@@ -194,4 +194,17 @@ oneway interface IImsCallSessionListener {
* @param callQuality then updated call quality
*/
void callQualityChanged(in CallQuality callQuality);
/**
* Access Network Bitrate Recommendation Query (ANBRQ), see 3GPP TS 26.114.
* This API triggers radio to send ANBRQ message to the access network to query the desired
* bitrate.
*
* @param mediaType MediaType is used to identify media stream such as audio or video.
* @param direction Direction of this packet stream (e.g. uplink or downlink).
* @param bitsPerSecond This value is the bitrate requested by the other party UE through
* RTP CMR, RTCPAPP or TMMBR, and ImsStack converts this value to the MAC bitrate
* (defined in TS36.321, range: 0 ~ 8000 kbit/s).
*/
void callSessionSendAnbrQuery(int mediaType, int direction, int bitsPerSecond);
}