Add Scan to tuner (d5b845f5) · Commits · e / os / android_frameworks_base

media/java/android/media/tv/tuner/ScanMessage.java

0 → 100644

+131 −0

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		/*
		* Copyright 2019 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.media.tv.tuner;

		import android.media.tv.tuner.TunerConstants.ScanMessageType;

		/**
		* Message from frontend during scan operations.
		*
		* @hide
		*/
		public class ScanMessage {
		private final int mType;
		private final Object mValue;

		private ScanMessage(int type, Object value) {
		mType = type;
		mValue = value;
		}

		/** Gets scan message type. */
		@ScanMessageType
		public int getMessageType() {
		return mType;
		}
		/** Message indicates whether frontend is locked or not. */
		public boolean getIsLocked() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_LOCKED) {
		throw new IllegalStateException();
		}
		return (Boolean) mValue;
		}
		/** Message indicates whether the scan has reached the end or not. */
		public boolean getIsEnd() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_END) {
		throw new IllegalStateException();
		}
		return (Boolean) mValue;
		}
		/** Progress message in percent. */
		public int getProgressPercent() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_PROGRESS_PERCENT) {
		throw new IllegalStateException();
		}
		return (Integer) mValue;
		}
		/** Gets frequency. */
		public int getFrequency() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_FREQUENCY) {
		throw new IllegalStateException();
		}
		return (Integer) mValue;
		}
		/** Gets symbol rate. */
		public int getSymbolRate() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_SYMBOL_RATE) {
		throw new IllegalStateException();
		}
		return (Integer) mValue;
		}
		/** Gets PLP IDs. */
		public int[] getPlpIds() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_PLP_IDS) {
		throw new IllegalStateException();
		}
		return (int[]) mValue;
		}
		/** Gets group IDs. */
		public int[] getGroupIds() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_GROUP_IDS) {
		throw new IllegalStateException();
		}
		return (int[]) mValue;
		}
		/** Gets Input stream IDs. */
		public int[] getInputStreamIds() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_INPUT_STREAM_IDS) {
		throw new IllegalStateException();
		}
		return (int[]) mValue;
		}
		/** Gets the DVB-T or DVB-S standard. */
		public int getStandard() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_STANDARD) {
		throw new IllegalStateException();
		}
		return (int) mValue;
		}

		/** Gets PLP information for ATSC3. */
		public Atsc3PlpInfo[] getAtsc3PlpInfos() {
		if (mType != TunerConstants.SCAN_MESSAGE_TYPE_ATSC3_PLP_INFO) {
		throw new IllegalStateException();
		}
		return (Atsc3PlpInfo[]) mValue;
		}

		/** PLP information for ATSC3. */
		public static class Atsc3PlpInfo {
		private final int mPlpId;
		private final boolean mLlsFlag;

		private Atsc3PlpInfo(int plpId, boolean llsFlag) {
		mPlpId = plpId;
		mLlsFlag = llsFlag;
		}

		/** Gets PLP IDs. */
		public int getPlpId() {
		return mPlpId;
		}
		/** Gets LLS flag. */
		public boolean getLlsFlag() {
		return mLlsFlag;
		}
		}
		}

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

+16 −1

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		@@ -24,6 +24,7 @@ import android.content.Context;
		import android.media.tv.tuner.TunerConstants.DemuxPidType;
		import android.media.tv.tuner.TunerConstants.FilterSubtype;
		import android.media.tv.tuner.TunerConstants.FilterType;
		import android.media.tv.tuner.TunerConstants.FrontendScanType;
		import android.os.Handler;
		import android.os.Looper;
		import android.os.Message;
		@@ -100,9 +101,9 @@ public final class Tuner implements AutoCloseable {
		private native Frontend nativeOpenFrontendById(int id);
		private native int nativeTune(int type, FrontendSettings settings);
		private native int nativeStopTune();
		private native int nativeScan(int settingsType, FrontendSettings settings, int scanType);
		private native int nativeSetLnb(int lnbId);
		private native int nativeSetLna(boolean enable);

		private native Filter nativeOpenFilter(int type, int subType, int bufferSize);

		private native List<Integer> nativeGetLnbIds();
		@@ -123,6 +124,12 @@ public final class Tuner implements AutoCloseable {
		* Invoked when there is a frontend event.
		*/
		void onEvent(int frontendEventType);

		/**
		* Invoked when there is a scan message.
		* @param msg
		*/
		void onScanMessage(ScanMessage msg);
		}

		/**
		@@ -265,6 +272,14 @@ public final class Tuner implements AutoCloseable {
		return nativeStopTune();
		}

		/**
		* Scan channels.
		* @hide
		*/
		public int scan(@NonNull FrontendSettings settings, @FrontendScanType int scanType) {
		return nativeScan(settings.getType(), settings, scanType);
		}

		/**
		* Sets Low-Noise Block downconverter (LNB) for satellite frontend.
		*

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

+45 −0

Original line number	Diff line number	Diff line
		@@ -75,6 +75,7 @@ final class TunerConstants {
		public static final int DEMUX_T_PID = 1;
		public static final int DEMUX_MMPT_PID = 2;

		@Retention(RetentionPolicy.SOURCE)
		@IntDef({FRONTEND_SETTINGS_ANALOG, FRONTEND_SETTINGS_ATSC, FRONTEND_SETTINGS_ATSC3,
		FRONTEND_SETTINGS_DVBS, FRONTEND_SETTINGS_DVBC, FRONTEND_SETTINGS_DVBT,
		FRONTEND_SETTINGS_ISDBS, FRONTEND_SETTINGS_ISDBS3, FRONTEND_SETTINGS_ISDBT})
		@@ -126,6 +127,50 @@ final class TunerConstants {
		public static final int FILTER_SUBTYPE_TLV = 15;
		public static final int FILTER_SUBTYPE_PTP = 16;

		@Retention(RetentionPolicy.SOURCE)
		@IntDef({FRONTEND_SCAN_UNDEFINED, FRONTEND_SCAN_AUTO, FRONTEND_SCAN_BLIND})
		public @interface FrontendScanType {}

		public static final int FRONTEND_SCAN_UNDEFINED = Constants.FrontendScanType.SCAN_UNDEFINED;
		public static final int FRONTEND_SCAN_AUTO = Constants.FrontendScanType.SCAN_AUTO;
		public static final int FRONTEND_SCAN_BLIND = Constants.FrontendScanType.SCAN_BLIND;

		@Retention(RetentionPolicy.SOURCE)
		@IntDef({SCAN_MESSAGE_TYPE_LOCKED, SCAN_MESSAGE_TYPE_END, SCAN_MESSAGE_TYPE_PROGRESS_PERCENT,
		SCAN_MESSAGE_TYPE_FREQUENCY, SCAN_MESSAGE_TYPE_SYMBOL_RATE, SCAN_MESSAGE_TYPE_PLP_IDS,
		SCAN_MESSAGE_TYPE_GROUP_IDS, SCAN_MESSAGE_TYPE_INPUT_STREAM_IDS,
		SCAN_MESSAGE_TYPE_STANDARD, SCAN_MESSAGE_TYPE_ATSC3_PLP_INFO})
		public @interface ScanMessageType {}

		public static final int SCAN_MESSAGE_TYPE_LOCKED = Constants.FrontendScanMessageType.LOCKED;
		public static final int SCAN_MESSAGE_TYPE_END = Constants.FrontendScanMessageType.END;
		public static final int SCAN_MESSAGE_TYPE_PROGRESS_PERCENT =
		Constants.FrontendScanMessageType.PROGRESS_PERCENT;
		public static final int SCAN_MESSAGE_TYPE_FREQUENCY =
		Constants.FrontendScanMessageType.FREQUENCY;
		public static final int SCAN_MESSAGE_TYPE_SYMBOL_RATE =
		Constants.FrontendScanMessageType.SYMBOL_RATE;
		public static final int SCAN_MESSAGE_TYPE_PLP_IDS = Constants.FrontendScanMessageType.PLP_IDS;
		public static final int SCAN_MESSAGE_TYPE_GROUP_IDS =
		Constants.FrontendScanMessageType.GROUP_IDS;
		public static final int SCAN_MESSAGE_TYPE_INPUT_STREAM_IDS =
		Constants.FrontendScanMessageType.INPUT_STREAM_IDS;
		public static final int SCAN_MESSAGE_TYPE_STANDARD =
		Constants.FrontendScanMessageType.STANDARD;
		public static final int SCAN_MESSAGE_TYPE_ATSC3_PLP_INFO =
		Constants.FrontendScanMessageType.ATSC3_PLP_INFO;

		@Retention(RetentionPolicy.SOURCE)
		@IntDef({FILTER_SETTINGS_TS, FILTER_SETTINGS_MMTP, FILTER_SETTINGS_IP, FILTER_SETTINGS_TLV,
		FILTER_SETTINGS_ALP})
		public @interface FilterSettingsType {}

		public static final int FILTER_SETTINGS_TS = Constants.DemuxFilterMainType.TS;
		public static final int FILTER_SETTINGS_MMTP = Constants.DemuxFilterMainType.MMTP;
		public static final int FILTER_SETTINGS_IP = Constants.DemuxFilterMainType.IP;
		public static final int FILTER_SETTINGS_TLV = Constants.DemuxFilterMainType.TLV;
		public static final int FILTER_SETTINGS_ALP = Constants.DemuxFilterMainType.ALP;

		@Retention(RetentionPolicy.SOURCE)
		@IntDef({DVR_SETTINGS_RECORD, DVR_SETTINGS_PLAYBACK})
		public @interface DvrSettingsType {}

media/jni/android_media_tv_Tuner.cpp

+18 −0

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		@@ -312,6 +312,15 @@ int JTuner::tune(const FrontendSettings& settings) {
		return (int)result;
		}

		int JTuner::scan(const FrontendSettings& settings, FrontendScanType scanType) {
		if (mFe == NULL) {
		ALOGE("frontend is not initialized");
		return (int)Result::INVALID_STATE;
		}
		Result result = mFe->scan(settings, scanType);
		return (int)result;
		}

		bool JTuner::openDemux() {
		if (mTuner == nullptr) {
		return false;
		@@ -604,6 +613,13 @@ static int android_media_tv_Tuner_stop_tune(JNIEnv, jobject) {
		return 0;
		}

		static int android_media_tv_Tuner_scan(
		JNIEnv *env, jobject thiz, jint settingsType, jobject settings, jint scanType) {
		sp<JTuner> tuner = getTuner(env, thiz);
		return tuner->scan(getFrontendSettings(
		env, settingsType, settings), static_cast<FrontendScanType>(scanType));
		}

		static int android_media_tv_Tuner_set_lnb(JNIEnv, jobject, jint) {
		return 0;
		}
		@@ -863,6 +879,8 @@ static const JNINativeMethod gTunerMethods[] = {
		{ "nativeTune", "(ILandroid/media/tv/tuner/FrontendSettings;)I",
		(void *)android_media_tv_Tuner_tune },
		{ "nativeStopTune", "()I", (void *)android_media_tv_Tuner_stop_tune },
		{ "nativeScan", "(ILandroid/media/tv/tuner/FrontendSettings;I)I",
		(void *)android_media_tv_Tuner_scan },
		{ "nativeSetLnb", "(I)I", (void *)android_media_tv_Tuner_set_lnb },
		{ "nativeSetLna", "(Z)I", (void *)android_media_tv_Tuner_set_lna },
		{ "nativeOpenFilter", "(III)Landroid/media/tv/tuner/Tuner$Filter;",

media/jni/android_media_tv_Tuner.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,7 @@ using ::android::hardware::tv::tuner::V1_0::FrontendEventType;
		using ::android::hardware::tv::tuner::V1_0::FrontendId;
		using ::android::hardware::tv::tuner::V1_0::FrontendScanMessage;
		using ::android::hardware::tv::tuner::V1_0::FrontendScanMessageType;
		using ::android::hardware::tv::tuner::V1_0::FrontendScanType;
		using ::android::hardware::tv::tuner::V1_0::FrontendSettings;
		using ::android::hardware::tv::tuner::V1_0::IDemux;
		using ::android::hardware::tv::tuner::V1_0::IDescrambler;
		@@ -122,6 +123,7 @@ struct JTuner : public RefBase {
		jobject getFrontendIds();
		jobject openFrontendById(int id);
		int tune(const FrontendSettings& settings);
		int scan(const FrontendSettings& settings, FrontendScanType scanType);
		jobject getLnbIds();
		jobject openLnbById(int id);
		jobject openFilter(DemuxFilterType type, int bufferSize);