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Commit b2b3151a authored by Jinsuk Kim's avatar Jinsuk Kim
Browse files

Send TV app the intent for the new active source 

When signalled by an external CEC device about to become a new active
source, TIF(TvInputHardwareManager) sends an intent for TV app to tune to
the input mapped to the device. For non-CEC devices or MHL device
the device info comes with port ID only, which should be used to find
the right input.

Change-Id: I71c8454fead037d880ee440b0a8d64dd361ed558
parent ffdfcd7f

core/java/android/hardware/hdmi/HdmiCecDeviceInfo.java

+43 −7
Original line number Diff line number Diff line
@@ -24,6 +24,8 @@ import android.os.Parcelable; 
 * A class to encapsulate device information for HDMI-CEC. This container

 * include basic information such as logical address, physical address and

 * device type, and additional information like vendor id and osd name.

 * Also used to keep the information of non-CEC devices for which only

 * port ID, physical address are meaningful.

 *

 * @hide

 */
@@ -71,6 +73,7 @@ public final class HdmiCecDeviceInfo implements Parcelable { 
    private final int mDeviceType;

    private final int mVendorId;

    private final String mDisplayName;

    private final boolean mIsCecDevice;



    /**

     * A helper class to deserialize {@link HdmiCecDeviceInfo} for a parcel.
@@ -96,7 +99,7 @@ public final class HdmiCecDeviceInfo implements Parcelable { 
            };



    /**

     * Constructor.

     * Constructor. Used to initialize the instance for CEC device.

     *

     * @param logicalAddress logical address of HDMI-CEC device

     * @param physicalAddress physical address of HDMI-CEC device
@@ -114,6 +117,24 @@ public final class HdmiCecDeviceInfo implements Parcelable { 
        mDeviceType = deviceType;

        mDisplayName = displayName;

        mVendorId = vendorId;

        mIsCecDevice = true;

    }



    /**

     * Constructor. Used to initialize the instance for non-CEC device.

     *

     * @param physicalAddress physical address of HDMI device

     * @param portId HDMI port ID (1 for HDMI1)

     * @hide

     */

    public HdmiCecDeviceInfo(int physicalAddress, int portId) {

        mLogicalAddress = -1;

        mPhysicalAddress = physicalAddress;

        mPortId = portId;

        mDeviceType = DEVICE_RESERVED;

        mDisplayName = null;

        mVendorId = 0;

        mIsCecDevice = false;

    }



    /**
@@ -154,6 +175,14 @@ public final class HdmiCecDeviceInfo implements Parcelable { 
                || mDeviceType == DEVICE_TUNER;

    }



    /**

     * Return {@code true} if the device represents an HDMI-CEC device. {@code false}

     * if the device is either MHL or non-CEC device.

     */

    public boolean isCecDevice() {

        return mIsCecDevice;

    }



    /**

     * Return display (OSD) name of the device.

     */
@@ -199,12 +228,19 @@ public final class HdmiCecDeviceInfo implements Parcelable { 
    @Override

    public String toString() {

        StringBuffer s = new StringBuffer();

        if (isCecDevice()) {

            s.append("CEC: ");

            s.append("logical_address: ").append(mLogicalAddress).append(", ");

            s.append("physical_address: ").append(mPhysicalAddress).append(", ");

            s.append("port_id: ").append(mPortId).append(", ");

            s.append("device_type: ").append(mDeviceType).append(", ");

            s.append("vendor_id: ").append(mVendorId).append(", ");

            s.append("display_name: ").append(mDisplayName);

        } else {

            s.append("Non-CEC: ");

            s.append("physical_address: ").append(mPhysicalAddress).append(", ");

            s.append("port_id: ").append(mPortId).append(", ");

        }

        return s.toString();

    }

services/core/java/com/android/server/tv/TvInputHardwareManager.java

+17 −2
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ import static android.media.tv.TvInputManager.INPUT_STATE_CONNECTED; 
import static android.media.tv.TvInputManager.INPUT_STATE_DISCONNECTED;



import android.content.Context;

import android.content.Intent;

import android.hardware.hdmi.HdmiCecDeviceInfo;

import android.hardware.hdmi.HdmiHotplugEvent;

import android.hardware.hdmi.IHdmiControlService;
@@ -34,6 +35,7 @@ import android.media.AudioPortConfig; 
import android.media.tv.ITvInputHardware;

import android.media.tv.ITvInputHardwareCallback;

import android.media.tv.TvInputHardwareInfo;

import android.media.tv.TvContract;

import android.media.tv.TvInputInfo;

import android.media.tv.TvStreamConfig;

import android.os.Handler;
@@ -759,8 +761,21 @@ class TvInputHardwareManager implements TvInputHal.Callback { 
    private final class HdmiInputChangeListener extends IHdmiInputChangeListener.Stub {

        @Override

        public void onChanged(HdmiCecDeviceInfo device) throws RemoteException {

            // TODO: Build a channel Uri for the TvInputInfo associated with the logical device

            //       and send an intent to TV app

            String inputId;

            synchronized (mLock) {

                if (device.isCecDevice()) {

                    inputId = mHdmiCecInputIdMap.get(device.getLogicalAddress());

                } else {

                    inputId = findInputIdForHdmiPortLocked(device.getPortId());

                }

            }

            if (inputId != null) {

                Intent intent = new Intent(Intent.ACTION_VIEW);

                intent.setData(TvContract.buildChannelUriForPassthroughTvInput(inputId));

                mContext.startActivity(intent);

            } else {

                Slog.w(TAG, "onChanged: InputId cannot be found for :" + device);

            }

        }

    }

}