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-rw-r--r--Android.bp1
-rw-r--r--media/java/android/media/tv/tuner/Tuner.java81
-rw-r--r--media/jni/Android.bp1
-rw-r--r--media/jni/android_media_tv_Tuner.cpp64
-rw-r--r--media/jni/android_media_tv_Tuner.h5
5 files changed, 152 insertions, 0 deletions
diff --git a/Android.bp b/Android.bp
index a667c1064486..9497085a82ca 100644
--- a/Android.bp
+++ b/Android.bp
@@ -307,6 +307,7 @@ java_library {
"android.hardware.thermal-V1.1-java",
"android.hardware.thermal-V2.0-java",
"android.hardware.tv.input-V1.0-java-constants",
+ "android.hardware.tv.tuner-V1.0-java-constants",
"android.hardware.usb-V1.0-java-constants",
"android.hardware.usb-V1.1-java-constants",
"android.hardware.usb-V1.2-java-constants",
diff --git a/media/java/android/media/tv/tuner/Tuner.java b/media/java/android/media/tv/tuner/Tuner.java
index 0228dc94fb25..2257747c2c8b 100644
--- a/media/java/android/media/tv/tuner/Tuner.java
+++ b/media/java/android/media/tv/tuner/Tuner.java
@@ -16,6 +16,13 @@
package android.media.tv.tuner;
+import android.annotation.IntDef;
+import android.hardware.tv.tuner.V1_0.Constants;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.List;
+
/**
* Tuner is used to interact with tuner devices.
*
@@ -25,11 +32,41 @@ public final class Tuner implements AutoCloseable {
private static final String TAG = "MediaTvTuner";
private static final boolean DEBUG = false;
+ @Retention(RetentionPolicy.SOURCE)
+ @IntDef({FRONTEND_TYPE_UNDEFINED, FRONTEND_TYPE_ANALOG, FRONTEND_TYPE_ATSC, FRONTEND_TYPE_ATSC3,
+ FRONTEND_TYPE_DVBC, FRONTEND_TYPE_DVBS, FRONTEND_TYPE_DVBT, FRONTEND_TYPE_ISDBS,
+ FRONTEND_TYPE_ISDBS3, FRONTEND_TYPE_ISDBT})
+ public @interface FrontendType {}
+
+ public static final int FRONTEND_TYPE_UNDEFINED = Constants.FrontendType.UNDEFINED;
+ public static final int FRONTEND_TYPE_ANALOG = Constants.FrontendType.ANALOG;
+ public static final int FRONTEND_TYPE_ATSC = Constants.FrontendType.ATSC;
+ public static final int FRONTEND_TYPE_ATSC3 = Constants.FrontendType.ATSC3;
+ public static final int FRONTEND_TYPE_DVBC = Constants.FrontendType.DVBC;
+ public static final int FRONTEND_TYPE_DVBS = Constants.FrontendType.DVBS;
+ public static final int FRONTEND_TYPE_DVBT = Constants.FrontendType.DVBT;
+ public static final int FRONTEND_TYPE_ISDBS = Constants.FrontendType.ISDBS;
+ public static final int FRONTEND_TYPE_ISDBS3 = Constants.FrontendType.ISDBS3;
+ public static final int FRONTEND_TYPE_ISDBT = Constants.FrontendType.ISDBT;
+
+
+ @Retention(RetentionPolicy.SOURCE)
+ @IntDef({FRONTEND_EVENT_TYPE_LOCKED, FRONTEND_EVENT_TYPE_NO_SIGNAL,
+ FRONTEND_EVENT_TYPE_LOST_LOCK})
+ public @interface FrontendEventType {}
+
+ public static final int FRONTEND_EVENT_TYPE_LOCKED = Constants.FrontendEventType.LOCKED;
+ public static final int FRONTEND_EVENT_TYPE_NO_SIGNAL = Constants.FrontendEventType.NO_SIGNAL;
+ public static final int FRONTEND_EVENT_TYPE_LOST_LOCK = Constants.FrontendEventType.LOST_LOCK;
+
static {
System.loadLibrary("media_tv_tuner");
nativeInit();
}
+ private FrontendCallback mFrontendCallback;
+ private List<Integer> mFrontendIds;
+
public Tuner() {
nativeSetup();
}
@@ -48,4 +85,48 @@ public final class Tuner implements AutoCloseable {
* Native setup.
*/
private native void nativeSetup();
+
+ /**
+ * Native method to get all frontend IDs.
+ */
+ private native List<Integer> nativeGetFrontendIds();
+
+ /**
+ * Native method to open frontend of the given ID.
+ */
+ private native Frontend nativeOpenFrontendById(int id);
+
+
+ /**
+ * Frontend Callback.
+ */
+ public interface FrontendCallback {
+
+ /**
+ * Invoked when there is a frontend event.
+ */
+ void onEvent(int frontendEventType);
+ }
+
+ protected static class Frontend {
+ int mId;
+ private Frontend(int id) {
+ mId = id;
+ }
+ }
+
+ private List<Integer> getFrontendIds() {
+ mFrontendIds = nativeGetFrontendIds();
+ return mFrontendIds;
+ }
+
+ private Frontend openFrontendById(int id) {
+ if (mFrontendIds == null) {
+ getFrontendIds();
+ }
+ if (!mFrontendIds.contains(id)) {
+ return null;
+ }
+ return nativeOpenFrontendById(id);
+ }
}
diff --git a/media/jni/Android.bp b/media/jni/Android.bp
index a596d89bdcce..3742f970e8fd 100644
--- a/media/jni/Android.bp
+++ b/media/jni/Android.bp
@@ -132,6 +132,7 @@ cc_library_shared {
shared_libs: [
"android.hardware.tv.tuner@1.0",
"libandroid_runtime",
+ "libhidlbase",
"liblog",
"libutils",
],
diff --git a/media/jni/android_media_tv_Tuner.cpp b/media/jni/android_media_tv_Tuner.cpp
index d499eee5a9da..ba133fc44fb7 100644
--- a/media/jni/android_media_tv_Tuner.cpp
+++ b/media/jni/android_media_tv_Tuner.cpp
@@ -25,10 +25,13 @@
#pragma GCC diagnostic ignored "-Wunused-function"
+using ::android::hardware::hidl_vec;
using ::android::hardware::tv::tuner::V1_0::ITuner;
+using ::android::hardware::tv::tuner::V1_0::Result;
struct fields_t {
jfieldID context;
+ jmethodID frontendInitID;
};
static fields_t gFields;
@@ -69,6 +72,50 @@ sp<ITuner> JTuner::getTunerService() {
return mTuner;
}
+jobject JTuner::getFrontendIds() {
+ ALOGD("JTuner::getFrontendIds()");
+ hidl_vec<FrontendId> feIds;
+ mTuner->getFrontendIds([&](Result, const hidl_vec<FrontendId>& frontendIds) {
+ feIds = frontendIds;
+ });
+ if (feIds.size() == 0) {
+ ALOGW("Frontend isn't available");
+ return NULL;
+ }
+
+ JNIEnv *env = AndroidRuntime::getJNIEnv();
+ jclass arrayListClazz = env->FindClass("java/util/ArrayList");
+ jmethodID arrayListAdd = env->GetMethodID(arrayListClazz, "add", "(Ljava/lang/Object;)Z");
+ jobject obj = env->NewObject(arrayListClazz, env->GetMethodID(arrayListClazz, "<init>", "()V"));
+
+ jclass integerClazz = env->FindClass("java/lang/Integer");
+ jmethodID intInit = env->GetMethodID(integerClazz, "<init>", "(I)V");
+
+ for (int i=0; i < feIds.size(); i++) {
+ jobject idObj = env->NewObject(integerClazz, intInit, feIds[i]);
+ env->CallBooleanMethod(obj, arrayListAdd, idObj);
+ }
+ return obj;
+}
+
+jobject JTuner::openFrontendById(int id) {
+ mTuner->openFrontendById(id, [&](Result, const sp<IFrontend>& frontend) {
+ mFe = frontend;
+ });
+ if (mFe == nullptr) {
+ ALOGE("Failed to open frontend");
+ return NULL;
+ }
+
+ jint jId = (jint) id;
+ JNIEnv *env = AndroidRuntime::getJNIEnv();
+ // TODO: add more fields to frontend
+ return env->NewObject(
+ env->FindClass("android/media/tv/tuner/Tuner$Frontend"),
+ gFields.frontendInitID,
+ (jint) jId);
+}
+
} // namespace android
////////////////////////////////////////////////////////////////////////////////
@@ -99,6 +146,9 @@ static void android_media_tv_Tuner_native_init(JNIEnv *env) {
gFields.context = env->GetFieldID(clazz, "mNativeContext", "J");
CHECK(gFields.context != NULL);
+
+ jclass frontendClazz = env->FindClass("android/media/tv/tuner/Tuner$Frontend");
+ gFields.frontendInitID = env->GetMethodID(frontendClazz, "<init>", "(I)V");
}
static void android_media_tv_Tuner_native_setup(JNIEnv *env, jobject thiz) {
@@ -106,9 +156,23 @@ static void android_media_tv_Tuner_native_setup(JNIEnv *env, jobject thiz) {
setTuner(env,thiz, tuner);
}
+static jobject android_media_tv_Tuner_get_frontend_ids(JNIEnv *env, jobject thiz) {
+ sp<JTuner> tuner = getTuner(env, thiz);
+ return tuner->getFrontendIds();
+}
+
+static jobject android_media_tv_Tuner_open_frontend_by_id(JNIEnv *env, jobject thiz, jint id) {
+ sp<JTuner> tuner = getTuner(env, thiz);
+ return tuner->openFrontendById(id);
+}
+
static const JNINativeMethod gMethods[] = {
{ "nativeInit", "()V", (void *)android_media_tv_Tuner_native_init },
{ "nativeSetup", "()V", (void *)android_media_tv_Tuner_native_setup },
+ { "nativeGetFrontendIds", "()Ljava/util/List;",
+ (void *)android_media_tv_Tuner_get_frontend_ids },
+ { "nativeOpenFrontendById", "(I)Landroid/media/tv/tuner/Tuner$Frontend;",
+ (void *)android_media_tv_Tuner_open_frontend_by_id },
};
static int register_android_media_tv_Tuner(JNIEnv *env) {
diff --git a/media/jni/android_media_tv_Tuner.h b/media/jni/android_media_tv_Tuner.h
index e7d5924a7dbe..1425542aa648 100644
--- a/media/jni/android_media_tv_Tuner.h
+++ b/media/jni/android_media_tv_Tuner.h
@@ -22,6 +22,8 @@
#include "jni.h"
+using ::android::hardware::tv::tuner::V1_0::FrontendId;
+using ::android::hardware::tv::tuner::V1_0::IFrontend;
using ::android::hardware::tv::tuner::V1_0::ITuner;
namespace android {
@@ -29,6 +31,8 @@ namespace android {
struct JTuner : public RefBase {
JTuner(JNIEnv *env, jobject thiz);
sp<ITuner> getTunerService();
+ jobject getFrontendIds();
+ jobject openFrontendById(int id);
protected:
virtual ~JTuner();
@@ -36,6 +40,7 @@ private:
jclass mClass;
jweak mObject;
static sp<ITuner> mTuner;
+ sp<IFrontend> mFe;
};
} // namespace android
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-12-03 21:02:25 +0000