Unhide filter event part 1 (f76c0b83) · Commits · e / os / android_frameworks_base

api/system-current.txt

+30 −0

Original line number	Original line	Diff line number	Diff line
	@@ -4552,6 +4552,36 @@ package android.media.tv.tuner {
	public class Tuner.Descrambler {		public class Tuner.Descrambler {
	}		}

			public class Tuner.Filter {
			}

			public static interface Tuner.FilterCallback {
			method public void onFilterEvent(@NonNull android.media.tv.tuner.Tuner.Filter, @NonNull android.media.tv.tuner.filter.FilterEvent[]);
			method public void onFilterStatusChanged(@NonNull android.media.tv.tuner.Tuner.Filter, int);
			}

			public final class TunerConstants {
			field public static final int FILTER_STATUS_DATA_READY = 1; // 0x1
			field public static final int FILTER_STATUS_HIGH_WATER = 4; // 0x4
			field public static final int FILTER_STATUS_LOW_WATER = 2; // 0x2
			field public static final int FILTER_STATUS_OVERFLOW = 8; // 0x8
			}

			}

			package android.media.tv.tuner.filter {

			public abstract class FilterEvent {
			ctor public FilterEvent();
			}

			public class SectionEvent extends android.media.tv.tuner.filter.FilterEvent {
			method public int getDataLength();
			method public int getSectionNumber();
			method public int getTableId();
			method public int getVersion();
			}

	}		}

	package android.metrics {		package android.metrics {

media/java/android/media/tv/tuner/Tuner.java

+24 −7

Original line number	Original line	Diff line number	Diff line
	@@ -23,6 +23,7 @@ import android.annotation.SystemApi;
	import android.content.Context;		import android.content.Context;
	import android.media.tv.tuner.FilterSettings.Settings;		import android.media.tv.tuner.FilterSettings.Settings;
	import android.media.tv.tuner.TunerConstants.DemuxPidType;		import android.media.tv.tuner.TunerConstants.DemuxPidType;
			import android.media.tv.tuner.TunerConstants.FilterStatus;
	import android.media.tv.tuner.TunerConstants.FilterSubtype;		import android.media.tv.tuner.TunerConstants.FilterSubtype;
	import android.media.tv.tuner.TunerConstants.FilterType;		import android.media.tv.tuner.TunerConstants.FilterType;
	import android.media.tv.tuner.TunerConstants.FrontendScanType;		import android.media.tv.tuner.TunerConstants.FrontendScanType;
	@@ -168,19 +169,23 @@ public final class Tuner implements AutoCloseable {
	}		}

	/**		/**
	* Frontend Callback.		* Callback interface for receiving information from the corresponding filters.
	*
	* @hide
	*/		*/
	public interface FilterCallback {		public interface FilterCallback {
	/**		/**
	* Invoked when there are filter events.		* Invoked when there are filter events.
			*
			* @param filter the corresponding filter which sent the events.
			* @param events the filter events sent from the filter.
	*/		*/
	void onFilterEvent(FilterEvent[] events);		void onFilterEvent(@NonNull Filter filter, @NonNull FilterEvent[] events);
	/**		/**
	* Invoked when filter status changed.		* Invoked when filter status changed.
			*
			* @param filter the corresponding filter whose status is changed.
			* @param status the new status of the filter.
	*/		*/
	void onFilterStatus(int status);		void onFilterStatusChanged(@NonNull Filter filter, @FilterStatus int status);
	}		}

	/**		/**
	@@ -226,7 +231,7 @@ public final class Tuner implements AutoCloseable {
	case MSG_ON_FILTER_STATUS: {		case MSG_ON_FILTER_STATUS: {
	Filter filter = (Filter) msg.obj;		Filter filter = (Filter) msg.obj;
	if (filter.mCallback != null) {		if (filter.mCallback != null) {
	filter.mCallback.onFilterStatus(msg.arg1);		filter.mCallback.onFilterStatusChanged(filter, msg.arg1);
	}		}
	break;		break;
	}		}
	@@ -456,7 +461,11 @@ public final class Tuner implements AutoCloseable {
	}		}
	}		}

	/** @hide */		/**
			* Tuner data filter.
			*
			* <p> This class is used to filter wanted data according to the filter's configuration.
			*/
	public class Filter {		public class Filter {
	private long mNativeContext;		private long mNativeContext;
	private FilterCallback mCallback;		private FilterCallback mCallback;
	@@ -487,6 +496,7 @@ public final class Tuner implements AutoCloseable {
	*		*
	* @param settings the settings of the filter.		* @param settings the settings of the filter.
	* @return result status of the operation.		* @return result status of the operation.
			* @hide
	*/		*/
	public int configure(FilterSettings settings) {		public int configure(FilterSettings settings) {
	int subType = -1;		int subType = -1;
	@@ -501,6 +511,7 @@ public final class Tuner implements AutoCloseable {
	* Gets the filter Id.		* Gets the filter Id.
	*		*
	* @return the hardware resource Id for the filter.		* @return the hardware resource Id for the filter.
			* @hide
	*/		*/
	public int getId() {		public int getId() {
	return nativeGetId();		return nativeGetId();
	@@ -517,6 +528,7 @@ public final class Tuner implements AutoCloseable {
	* @param source the filter instance which provides data input. Switch to		* @param source the filter instance which provides data input. Switch to
	* use demux as data source if the filter instance is NULL.		* use demux as data source if the filter instance is NULL.
	* @return result status of the operation.		* @return result status of the operation.
			* @hide
	*/		*/
	public int setDataSource(@Nullable Filter source) {		public int setDataSource(@Nullable Filter source) {
	return nativeSetDataSource(source);		return nativeSetDataSource(source);
	@@ -526,6 +538,7 @@ public final class Tuner implements AutoCloseable {
	* Starts the filter.		* Starts the filter.
	*		*
	* @return result status of the operation.		* @return result status of the operation.
			* @hide
	*/		*/
	public int start() {		public int start() {
	return nativeStartFilter();		return nativeStartFilter();
	@@ -536,6 +549,7 @@ public final class Tuner implements AutoCloseable {
	* Stops the filter.		* Stops the filter.
	*		*
	* @return result status of the operation.		* @return result status of the operation.
			* @hide
	*/		*/
	public int stop() {		public int stop() {
	return nativeStopFilter();		return nativeStopFilter();
	@@ -545,11 +559,13 @@ public final class Tuner implements AutoCloseable {
	* Flushes the filter.		* Flushes the filter.
	*		*
	* @return result status of the operation.		* @return result status of the operation.
			* @hide
	*/		*/
	public int flush() {		public int flush() {
	return nativeFlushFilter();		return nativeFlushFilter();
	}		}

			/** @hide */
	public int read(@NonNull byte[] buffer, int offset, int size) {		public int read(@NonNull byte[] buffer, int offset, int size) {
	size = Math.min(size, buffer.length - offset);		size = Math.min(size, buffer.length - offset);
	return nativeRead(buffer, offset, size);		return nativeRead(buffer, offset, size);
	@@ -559,6 +575,7 @@ public final class Tuner implements AutoCloseable {
	* Release the Filter instance.		* Release the Filter instance.
	*		*
	* @return result status of the operation.		* @return result status of the operation.
			* @hide
	*/		*/
	public int close() {		public int close() {
	return nativeClose();		return nativeClose();

media/java/android/media/tv/tuner/TunerConstants.java

+35 −0

Original line number	Original line	Diff line number	Diff line
	@@ -18,14 +18,18 @@ package android.media.tv.tuner;

	import android.annotation.IntDef;		import android.annotation.IntDef;
	import android.annotation.LongDef;		import android.annotation.LongDef;
			import android.annotation.SystemApi;
	import android.hardware.tv.tuner.V1_0.Constants;		import android.hardware.tv.tuner.V1_0.Constants;

	import java.lang.annotation.Retention;		import java.lang.annotation.Retention;
	import java.lang.annotation.RetentionPolicy;		import java.lang.annotation.RetentionPolicy;

	/**		/**
			* Constants for tuner framework.
			*
	* @hide		* @hide
	*/		*/
			@SystemApi
	public final class TunerConstants {		public final class TunerConstants {
	/** @hide */		/** @hide */
	public static final int INVALID_TS_PID = Constants.Constant.INVALID_TS_PID;		public static final int INVALID_TS_PID = Constants.Constant.INVALID_TS_PID;
	@@ -181,6 +185,37 @@ public final class TunerConstants {
	/** @hide */		/** @hide */
	public static final int FILTER_SUBTYPE_PTP = 16;		public static final int FILTER_SUBTYPE_PTP = 16;

			/** @hide */
			@IntDef({FILTER_STATUS_DATA_READY, FILTER_STATUS_LOW_WATER, FILTER_STATUS_HIGH_WATER,
			FILTER_STATUS_OVERFLOW})
			@Retention(RetentionPolicy.SOURCE)
			public @interface FilterStatus {}

			/**
			* The status of a filter that the data in the filter buffer is ready to be read.
			*/
			public static final int FILTER_STATUS_DATA_READY = Constants.DemuxFilterStatus.DATA_READY;
			/**
			* The status of a filter that the amount of available data in the filter buffer is at low
			* level.
			*
			* The value is set to 25 percent of the buffer size by default. It can be changed when
			* configuring the filter.
			*/
			public static final int FILTER_STATUS_LOW_WATER = Constants.DemuxFilterStatus.LOW_WATER;
			/**
			* The status of a filter that the amount of available data in the filter buffer is at high
			* level.
			* The value is set to 75 percent of the buffer size by default. It can be changed when
			* configuring the filter.
			*/
			public static final int FILTER_STATUS_HIGH_WATER = Constants.DemuxFilterStatus.HIGH_WATER;
			/**
			* The status of a filter that the filter buffer is full and newly filtered data is being
			* discarded.
			*/
			public static final int FILTER_STATUS_OVERFLOW = Constants.DemuxFilterStatus.OVERFLOW;

	/** @hide */		/** @hide */
	@IntDef({FRONTEND_SCAN_UNDEFINED, FRONTEND_SCAN_AUTO, FRONTEND_SCAN_BLIND})		@IntDef({FRONTEND_SCAN_UNDEFINED, FRONTEND_SCAN_AUTO, FRONTEND_SCAN_BLIND})
	@Retention(RetentionPolicy.SOURCE)		@Retention(RetentionPolicy.SOURCE)

media/java/android/media/tv/tuner/filter/FilterEvent.java

+4 −1

Original line number	Original line	Diff line number	Diff line
	@@ -16,10 +16,13 @@

	package android.media.tv.tuner.filter;		package android.media.tv.tuner.filter;

			import android.annotation.SystemApi;

	/**		/**
	* Demux filter event.		* An entity class that is passed to the filter callbacks.
	*		*
	* @hide		* @hide
	*/		*/
			@SystemApi
	public abstract class FilterEvent {		public abstract class FilterEvent {
	}		}

media/java/android/media/tv/tuner/filter/SectionEvent.java

+47 −7

Original line number	Original line	Diff line number	Diff line
	@@ -16,14 +16,54 @@

	package android.media.tv.tuner.filter;		package android.media.tv.tuner.filter;

			import android.annotation.SystemApi;
			import android.media.tv.tuner.Tuner.Filter;

	/**		/**
	* Section event.		* Filter event sent from {@link Filter} objects with section type.
			*
	* @hide		* @hide
	*/		*/
	public class SectionEvent {		@SystemApi
	// TODO: add constructor and getters		public class SectionEvent extends FilterEvent {
	private int mTableId;		private final int mTableId;
	private int mVersion;		private final int mVersion;
	private int mSectionNum;		private final int mSectionNum;
	private int mDataLength;		private final int mDataLength;

			// This constructor is used by JNI code only
			private SectionEvent(int tableId, int version, int sectionNum, int dataLength) {
			mTableId = tableId;
			mVersion = version;
			mSectionNum = sectionNum;
			mDataLength = dataLength;
			}

			/**
			* Gets table ID of filtered data.
			*/
			public int getTableId() {
			return mTableId;
			}

			/**
			* Gets version number of filtered data.
			*/
			public int getVersion() {
			return mVersion;
			}

			/**
			* Gets section number of filtered data.
			*/
			public int getSectionNumber() {
			return mSectionNum;
			}

			/**
			* Gets data size in bytes of filtered data.
			*/
			public int getDataLength() {
			return mDataLength;
			}
	}		}