field public static final java.lang.String ACTION_GET_RESTRICTION_ENTRIES = "android.intent.action.GET_RESTRICTION_ENTRIES";
field public static final java.lang.String ACTION_GTALK_SERVICE_CONNECTED = "android.intent.action.GTALK_CONNECTED";
field public static final java.lang.String ACTION_GTALK_SERVICE_DISCONNECTED = "android.intent.action.GTALK_DISCONNECTED";
+ field public static final java.lang.String ACTION_HDMI_AUDIO_PLUG = "android.intent.action.HDMI_AUDIO_PLUG";
field public static final java.lang.String ACTION_HEADSET_PLUG = "android.intent.action.HEADSET_PLUG";
field public static final java.lang.String ACTION_INPUT_METHOD_CHANGED = "android.intent.action.INPUT_METHOD_CHANGED";
field public static final java.lang.String ACTION_INSERT = "android.intent.action.INSERT";
"android.intent.action.DIGITAL_AUDIO_DOCK_PLUG";
/**
- * Broadcast Action: A HMDI cable was plugged or unplugged
+ * Broadcast Action: A sticky broadcast indicating an HMDI cable was plugged or unplugged
*
* <p>The intent will have the following extra values:
* <ul>
* <li><em>state</em> - 0 for unplugged, 1 for plugged. </li>
* <li><em>name</em> - HDMI cable, human readable string </li>
+ * <li><em>maxChannelCount</em> - the maximum number of output channels supported by the
+ * connected HDMI device, only available when <i>state</i> is 1.</li>
+ * <li><em>encodings</em> - an array of formats supported by the connected HDMI device,
+ * only available when <i>state</i> is 1. Encoding values are defined in
+ * {@link android.media.AudioFormat} (for instance see
+ * {@link android.media.AudioFormat#ENCODING_PCM_16BIT}). Use
+ * {@link #getIntArrayExtra(String)} to retrieve the encoding values.</li>
* </ul>
- * </ul>
- * @hide
*/
@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
public static final String ACTION_HDMI_AUDIO_PLUG =
intent.setAction(Intent.ACTION_DIGITAL_AUDIO_DOCK_PLUG);
} else if (device == AudioSystem.DEVICE_OUT_HDMI) {
connType = AudioRoutesInfo.MAIN_HDMI;
- intent.setAction(Intent.ACTION_HDMI_AUDIO_PLUG);
+ configureHdmiPlugIntent(intent, state);
}
synchronized (mCurAudioRoutes) {
}
}
+ private void configureHdmiPlugIntent(Intent intent, int state) {
+ intent.setAction(Intent.ACTION_HDMI_AUDIO_PLUG);
+ if (state == 1) {
+ ArrayList<AudioPort> ports = new ArrayList<AudioPort>();
+ int[] portGeneration = new int[1];
+ int status = AudioSystem.listAudioPorts(ports, portGeneration);
+ if (status == AudioManager.SUCCESS) {
+ for (AudioPort port : ports) {
+ if (port instanceof AudioDevicePort) {
+ final AudioDevicePort devicePort = (AudioDevicePort) port;
+ if (devicePort.type() == AudioManager.DEVICE_OUT_HDMI) {
+ // format the list of supported encodings
+ int[] formats = devicePort.formats();
+ if (formats.length > 0) {
+ ArrayList<Integer> encodingList = new ArrayList(1);
+ for (int format : formats) {
+ // a format in the list can be 0, skip it
+ if (format != AudioFormat.ENCODING_INVALID) {
+ encodingList.add(format);
+ }
+ }
+ int[] encodingArray = new int[encodingList.size()];
+ for (int i = 0 ; i < encodingArray.length ; i++) {
+ encodingArray[i] = encodingList.get(i);
+ }
+ intent.putExtra("encodings", encodingArray);
+ }
+ // find the maximum supported number of channels
+ int maxChannels = 0;
+ for (int mask : devicePort.channelMasks()) {
+ int channelCount = AudioFormat.channelCountFromOutChannelMask(mask);
+ if (channelCount > maxChannels) {
+ maxChannels = channelCount;
+ }
+ }
+ intent.putExtra("maxChannelCount", maxChannels);
+ }
+ }
+ }
+ }
+ }
+ }
+
/* cache of the address of the last dock the device was connected to */
private String mDockAddress;