Merge "Implement Tuner.openLnbByName()" into rvc-dev am: 735ed754b9 (6e4719d0) · Commits · e / os / android_frameworks_base

media/java/android/media/tv/tuner/Lnb.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -156,7 +156,7 @@ public class Lnb implements AutoCloseable {

		private long mNativeContext;

		Lnb(int id) {
		private Lnb(int id) {
		mId = id;
		}

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

+50 −3

Original line number	Diff line number	Diff line
		@@ -43,7 +43,11 @@ import android.media.tv.tuner.frontend.FrontendStatus;
		import android.media.tv.tuner.frontend.FrontendStatus.FrontendStatusType;
		import android.media.tv.tuner.frontend.OnTuneEventListener;
		import android.media.tv.tuner.frontend.ScanCallback;
		import android.media.tv.tunerresourcemanager.ResourceClientProfile;
		import android.media.tv.tunerresourcemanager.TunerLnbRequest;
		import android.media.tv.tunerresourcemanager.TunerResourceManager;
		import android.os.Handler;
		import android.os.HandlerExecutor;
		import android.os.Looper;
		import android.os.Message;

		@@ -67,6 +71,7 @@ public class Tuner implements AutoCloseable {
		private static final String TAG = "MediaTvTuner";
		private static final boolean DEBUG = false;

		private static final int MSG_RESOURCE_LOST = 1;
		private static final int MSG_ON_FILTER_EVENT = 2;
		private static final int MSG_ON_FILTER_STATUS = 3;
		private static final int MSG_ON_LNB_EVENT = 4;
		@@ -93,6 +98,8 @@ public class Tuner implements AutoCloseable {
		}

		private final Context mContext;
		private final TunerResourceManager mTunerResourceManager;
		private final int mClientId;

		private List<Integer> mFrontendIds;
		private Frontend mFrontend;
		@@ -102,6 +109,7 @@ public class Tuner implements AutoCloseable {

		private List<Integer> mLnbIds;
		private Lnb mLnb;
		private Integer mLnbId;
		@Nullable
		private OnTuneEventListener mOnTuneEventListener;
		@Nullable
		@@ -115,6 +123,15 @@ public class Tuner implements AutoCloseable {
		@Nullable
		private Executor mOnResourceLostListenerExecutor;


		private final TunerResourceManager.ResourcesReclaimListener mResourceListener =
		new TunerResourceManager.ResourcesReclaimListener() {
		@Override
		public void onReclaimResources() {
		mHandler.sendMessage(mHandler.obtainMessage(MSG_RESOURCE_LOST));
		}
		};

		/**
		* Constructs a Tuner instance.
		*
		@@ -127,6 +144,14 @@ public class Tuner implements AutoCloseable {
		@TvInputService.PriorityHintUseCaseType int useCase) {
		nativeSetup();
		mContext = context;
		mTunerResourceManager = (TunerResourceManager)
		context.getSystemService(Context.TV_TUNER_RESOURCE_MGR_SERVICE);

		int[] clientId = new int[1];
		ResourceClientProfile profile = new ResourceClientProfile(tvInputSessionId, useCase);
		mTunerResourceManager.registerClientProfile(
		profile, new HandlerExecutor(mHandler), mResourceListener, clientId);
		mClientId = clientId[0];
		}

		/**
		@@ -226,6 +251,7 @@ public class Tuner implements AutoCloseable {

		private native List<Integer> nativeGetLnbIds();
		private native Lnb nativeOpenLnbById(int id);
		private native Lnb nativeOpenLnbByName(String name);

		private native Descrambler nativeOpenDescrambler();

		@@ -275,6 +301,14 @@ public class Tuner implements AutoCloseable {
		}
		break;
		}
		case MSG_RESOURCE_LOST: {
		if (mOnResourceLostListener != null
		&& mOnResourceLostListenerExecutor != null) {
		mOnResourceLostListenerExecutor.execute(
		() -> mOnResourceLostListener.onResourceLost(Tuner.this));
		}
		break;
		}
		default:
		// fall through
		}
		@@ -698,7 +732,10 @@ public class Tuner implements AutoCloseable {
		Objects.requireNonNull(executor, "executor must not be null");
		Objects.requireNonNull(cb, "LnbCallback must not be null");
		TunerUtils.checkTunerPermission(mContext);
		return openLnbByName(null, executor, cb);
		if (mLnbId == null && !requestLnb()) {
		return null;
		}
		return nativeOpenLnbById(mLnbId);
		}

		/**
		@@ -714,11 +751,21 @@ public class Tuner implements AutoCloseable {
		@Nullable
		public Lnb openLnbByName(@NonNull String name, @CallbackExecutor @NonNull Executor executor,
		@NonNull LnbCallback cb) {
		Objects.requireNonNull(name, "LNB name must not be null");
		Objects.requireNonNull(executor, "executor must not be null");
		Objects.requireNonNull(cb, "LnbCallback must not be null");
		TunerUtils.checkTunerPermission(mContext);
		// TODO: use resource manager to get LNB ID.
		return new Lnb(0);
		return nativeOpenLnbByName(name);
		}

		private boolean requestLnb() {
		int[] lnbId = new int[1];
		TunerLnbRequest request = new TunerLnbRequest(mClientId);
		boolean granted = mTunerResourceManager.requestLnb(request, lnbId);
		if (granted) {
		mLnbId = lnbId[0];
		}
		return granted;
		}

		/**

media/jni/android_media_tv_Tuner.cpp

+40 −2

Original line number	Diff line number	Diff line
		@@ -1072,6 +1072,37 @@ jobject JTuner::openLnbById(int id) {
		return lnbObj;
		}

		jobject JTuner::openLnbByName(jstring name) {
		JNIEnv *env = AndroidRuntime::getJNIEnv();
		std::string lnbName(env->GetStringUTFChars(name, nullptr));
		sp<ILnb> iLnbSp;
		Result res;
		LnbId id;
		mTuner->openLnbByName(lnbName, [&](Result r, LnbId lnbId, const sp<ILnb>& lnb) {
		res = r;
		iLnbSp = lnb;
		id = lnbId;
		});
		if (res != Result::SUCCESS \|\| iLnbSp == nullptr) {
		ALOGE("Failed to open lnb");
		return NULL;
		}
		mLnb = iLnbSp;
		sp<LnbCallback> lnbCb = new LnbCallback(mObject, id);
		mLnb->setCallback(lnbCb);

		jobject lnbObj = env->NewObject(
		env->FindClass("android/media/tv/tuner/Lnb"),
		gFields.lnbInitID,
		id);

		sp<Lnb> lnbSp = new Lnb(iLnbSp, lnbObj);
		lnbSp->incStrong(lnbObj);
		env->SetLongField(lnbObj, gFields.lnbContext, (jlong) lnbSp.get());

		return lnbObj;
		}

		int JTuner::tune(const FrontendSettings& settings) {
		if (mFe == NULL) {
		ALOGE("frontend is not initialized");
		@@ -1872,8 +1903,7 @@ static void android_media_tv_Tuner_native_init(JNIEnv *env) {

		jclass lnbClazz = env->FindClass("android/media/tv/tuner/Lnb");
		gFields.lnbContext = env->GetFieldID(lnbClazz, "mNativeContext", "J");
		gFields.lnbInitID =
		env->GetMethodID(lnbClazz, "<init>", "(I)V");
		gFields.lnbInitID = env->GetMethodID(lnbClazz, "<init>", "(I)V");

		jclass filterClazz = env->FindClass("android/media/tv/tuner/filter/Filter");
		gFields.filterContext = env->GetFieldID(filterClazz, "mNativeContext", "J");
		@@ -1996,6 +2026,12 @@ static jobject android_media_tv_Tuner_open_lnb_by_id(JNIEnv *env, jobject thiz,
		return tuner->openLnbById(id);
		}

		static jobject android_media_tv_Tuner_open_lnb_by_name(JNIEnv *env, jobject thiz, jstring name) {
		sp<JTuner> tuner = getTuner(env, thiz);
		return tuner->openLnbByName(name);
		}


		static jobject android_media_tv_Tuner_open_filter(
		JNIEnv *env, jobject thiz, jint type, jint subType, jlong bufferSize) {
		sp<JTuner> tuner = getTuner(env, thiz);
		@@ -2888,6 +2924,8 @@ static const JNINativeMethod gTunerMethods[] = {
		(void *)android_media_tv_Tuner_get_lnb_ids },
		{ "nativeOpenLnbById", "(I)Landroid/media/tv/tuner/Lnb;",
		(void *)android_media_tv_Tuner_open_lnb_by_id },
		{ "nativeOpenLnbByName", "(Ljava/lang/String;)Landroid/media/tv/tuner/Lnb;",
		(void *)android_media_tv_Tuner_open_lnb_by_name },
		{ "nativeOpenDescrambler", "()Landroid/media/tv/tuner/Descrambler;",
		(void *)android_media_tv_Tuner_open_descrambler },
		{ "nativeOpenDvrRecorder", "(J)Landroid/media/tv/tuner/dvr/DvrRecorder;",

media/jni/android_media_tv_Tuner.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -180,6 +180,7 @@ struct JTuner : public RefBase {
		int setLna(bool enable);
		jobject getLnbIds();
		jobject openLnbById(int id);
		jobject openLnbByName(jstring name);
		jobject openFilter(DemuxFilterType type, int bufferSize);
		jobject openTimeFilter();
		jobject openDescrambler();