Add @hide for each tuner constant

When send out for API review, we will unhide the class first and then
unhide those constants step by step together with related methods, so
the CLs can be smaller and easier to be reviewed.

Test: make;
Change-Id: Ibe1362081a132f5161fcda63bb253c1a9301c51b
diff --git a/media/java/android/media/tv/tuner/TunerConstants.java b/media/java/android/media/tv/tuner/TunerConstants.java
index e611431..c290079 100644
--- a/media/java/android/media/tv/tuner/TunerConstants.java
+++ b/media/java/android/media/tv/tuner/TunerConstants.java
@@ -26,143 +26,207 @@
 /**
  * @hide
  */
-final class TunerConstants {
+public final class TunerConstants {
     public static final int INVALID_TS_PID = Constants.Constant.INVALID_TS_PID;
     public static final int INVALID_STREAM_ID = Constants.Constant.INVALID_STREAM_ID;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @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})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendType {}
 
+    /** @hide */
     public static final int FRONTEND_TYPE_UNDEFINED = Constants.FrontendType.UNDEFINED;
+    /** @hide */
     public static final int FRONTEND_TYPE_ANALOG = Constants.FrontendType.ANALOG;
+    /** @hide */
     public static final int FRONTEND_TYPE_ATSC = Constants.FrontendType.ATSC;
+    /** @hide */
     public static final int FRONTEND_TYPE_ATSC3 = Constants.FrontendType.ATSC3;
+    /** @hide */
     public static final int FRONTEND_TYPE_DVBC = Constants.FrontendType.DVBC;
+    /** @hide */
     public static final int FRONTEND_TYPE_DVBS = Constants.FrontendType.DVBS;
+    /** @hide */
     public static final int FRONTEND_TYPE_DVBT = Constants.FrontendType.DVBT;
+    /** @hide */
     public static final int FRONTEND_TYPE_ISDBS = Constants.FrontendType.ISDBS;
+    /** @hide */
     public static final int FRONTEND_TYPE_ISDBS3 = Constants.FrontendType.ISDBS3;
+    /** @hide */
     public static final int FRONTEND_TYPE_ISDBT = Constants.FrontendType.ISDBT;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({FRONTEND_EVENT_TYPE_LOCKED, FRONTEND_EVENT_TYPE_NO_SIGNAL,
             FRONTEND_EVENT_TYPE_LOST_LOCK})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendEventType {}
-
+    /** @hide */
     public static final int FRONTEND_EVENT_TYPE_LOCKED = Constants.FrontendEventType.LOCKED;
+    /** @hide */
     public static final int FRONTEND_EVENT_TYPE_NO_SIGNAL = Constants.FrontendEventType.NO_SIGNAL;
+    /** @hide */
     public static final int FRONTEND_EVENT_TYPE_LOST_LOCK = Constants.FrontendEventType.LOST_LOCK;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({DATA_FORMAT_TS, DATA_FORMAT_PES, DATA_FORMAT_ES, DATA_FORMAT_SHV_TLV})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface DataFormat {}
-
+    /** @hide */
     public static final int DATA_FORMAT_TS = Constants.DataFormat.TS;
+    /** @hide */
     public static final int DATA_FORMAT_PES = Constants.DataFormat.PES;
+    /** @hide */
     public static final int DATA_FORMAT_ES = Constants.DataFormat.ES;
+    /** @hide */
     public static final int DATA_FORMAT_SHV_TLV = Constants.DataFormat.SHV_TLV;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({DEMUX_T_PID, DEMUX_MMPT_PID})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface DemuxPidType {}
-
+    /** @hide */
     public static final int DEMUX_T_PID = 1;
+    /** @hide */
     public static final int DEMUX_MMPT_PID = 2;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @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})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendSettingsType {}
-
+    /** @hide */
     public static final int FRONTEND_SETTINGS_ANALOG = 1;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_ATSC = 2;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_ATSC3 = 3;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_DVBS = 4;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_DVBC = 5;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_DVBT = 6;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_ISDBS = 7;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_ISDBS3 = 8;
+    /** @hide */
     public static final int FRONTEND_SETTINGS_ISDBT = 9;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({FILTER_TYPE_TS, FILTER_TYPE_MMTP, FILTER_TYPE_IP, FILTER_TYPE_TLV, FILTER_TYPE_ALP})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FilterType {}
-
+    /** @hide */
     public static final int FILTER_TYPE_TS = Constants.DemuxFilterMainType.TS;
+    /** @hide */
     public static final int FILTER_TYPE_MMTP = Constants.DemuxFilterMainType.MMTP;
+    /** @hide */
     public static final int FILTER_TYPE_IP = Constants.DemuxFilterMainType.IP;
+    /** @hide */
     public static final int FILTER_TYPE_TLV = Constants.DemuxFilterMainType.TLV;
+    /** @hide */
     public static final int FILTER_TYPE_ALP = Constants.DemuxFilterMainType.ALP;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({FILTER_SUBTYPE_UNDEFINED, FILTER_SUBTYPE_SECTION, FILTER_SUBTYPE_PES,
             FILTER_SUBTYPE_AUDIO, FILTER_SUBTYPE_VIDEO, FILTER_SUBTYPE_DOWNLOAD,
             FILTER_SUBTYPE_RECORD, FILTER_SUBTYPE_TS, FILTER_SUBTYPE_PCR, FILTER_SUBTYPE_TEMI,
             FILTER_SUBTYPE_MMPT, FILTER_SUBTYPE_NTP, FILTER_SUBTYPE_IP_PAYLOAD, FILTER_SUBTYPE_IP,
             FILTER_SUBTYPE_PAYLOAD_THROUGH, FILTER_SUBTYPE_TLV, FILTER_SUBTYPE_PTP, })
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FilterSubtype {}
-
+    /** @hide */
     public static final int FILTER_SUBTYPE_UNDEFINED = 0;
+    /** @hide */
     public static final int FILTER_SUBTYPE_SECTION = 1;
+    /** @hide */
     public static final int FILTER_SUBTYPE_PES = 2;
+    /** @hide */
     public static final int FILTER_SUBTYPE_AUDIO = 3;
+    /** @hide */
     public static final int FILTER_SUBTYPE_VIDEO = 4;
+    /** @hide */
     public static final int FILTER_SUBTYPE_DOWNLOAD = 5;
+    /** @hide */
     public static final int FILTER_SUBTYPE_RECORD = 6;
+    /** @hide */
     public static final int FILTER_SUBTYPE_TS = 7;
+    /** @hide */
     public static final int FILTER_SUBTYPE_PCR = 8;
+    /** @hide */
     public static final int FILTER_SUBTYPE_TEMI = 9;
+    /** @hide */
     public static final int FILTER_SUBTYPE_MMPT = 10;
+    /** @hide */
     public static final int FILTER_SUBTYPE_NTP = 11;
+    /** @hide */
     public static final int FILTER_SUBTYPE_IP_PAYLOAD = 12;
+    /** @hide */
     public static final int FILTER_SUBTYPE_IP = 13;
+    /** @hide */
     public static final int FILTER_SUBTYPE_PAYLOAD_THROUGH = 14;
+    /** @hide */
     public static final int FILTER_SUBTYPE_TLV = 15;
+    /** @hide */
     public static final int FILTER_SUBTYPE_PTP = 16;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({FRONTEND_SCAN_UNDEFINED, FRONTEND_SCAN_AUTO, FRONTEND_SCAN_BLIND})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendScanType {}
-
+    /** @hide */
     public static final int FRONTEND_SCAN_UNDEFINED = Constants.FrontendScanType.SCAN_UNDEFINED;
+    /** @hide */
     public static final int FRONTEND_SCAN_AUTO = Constants.FrontendScanType.SCAN_AUTO;
+    /** @hide */
     public static final int FRONTEND_SCAN_BLIND = Constants.FrontendScanType.SCAN_BLIND;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @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})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface ScanMessageType {}
-
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_LOCKED = Constants.FrontendScanMessageType.LOCKED;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_END = Constants.FrontendScanMessageType.END;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_PROGRESS_PERCENT =
             Constants.FrontendScanMessageType.PROGRESS_PERCENT;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_FREQUENCY =
             Constants.FrontendScanMessageType.FREQUENCY;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_SYMBOL_RATE =
             Constants.FrontendScanMessageType.SYMBOL_RATE;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_PLP_IDS = Constants.FrontendScanMessageType.PLP_IDS;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_GROUP_IDS =
             Constants.FrontendScanMessageType.GROUP_IDS;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_INPUT_STREAM_IDS =
             Constants.FrontendScanMessageType.INPUT_STREAM_IDS;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_STANDARD =
             Constants.FrontendScanMessageType.STANDARD;
+    /** @hide */
     public static final int SCAN_MESSAGE_TYPE_ATSC3_PLP_INFO =
             Constants.FrontendScanMessageType.ATSC3_PLP_INFO;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({FRONTEND_STATUS_TYPE_DEMOD_LOCK, FRONTEND_STATUS_TYPE_SNR, FRONTEND_STATUS_TYPE_BER,
             FRONTEND_STATUS_TYPE_PER, FRONTEND_STATUS_TYPE_PRE_BER,
             FRONTEND_STATUS_TYPE_SIGNAL_QUALITY, FRONTEND_STATUS_TYPE_SIGNAL_STRENGTH,
@@ -174,279 +238,342 @@
             FRONTEND_STATUS_TYPE_LBER_CN, FRONTEND_STATUS_TYPE_XER_CN, FRONTEND_STATUS_TYPE_MER,
             FRONTEND_STATUS_TYPE_FREQ_OFFSET, FRONTEND_STATUS_TYPE_HIERARCHY,
             FRONTEND_STATUS_TYPE_RF_LOCK, FRONTEND_STATUS_TYPE_ATSC3_PLP_INFO})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendStatusType {}
 
     /**
      * Lock status for Demod.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_DEMOD_LOCK =
             Constants.FrontendStatusType.DEMOD_LOCK;
     /**
      * Signal to Noise Ratio.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_SNR = Constants.FrontendStatusType.SNR;
     /**
      * Bit Error Ratio.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_BER = Constants.FrontendStatusType.BER;
     /**
      * Packages Error Ratio.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_PER = Constants.FrontendStatusType.PER;
     /**
      * Bit Error Ratio before FEC.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_PRE_BER = Constants.FrontendStatusType.PRE_BER;
     /**
      * Signal Quality (0..100). Good data over total data in percent can be
      * used as a way to present Signal Quality.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_SIGNAL_QUALITY =
             Constants.FrontendStatusType.SIGNAL_QUALITY;
     /**
      * Signal Strength.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_SIGNAL_STRENGTH =
             Constants.FrontendStatusType.SIGNAL_STRENGTH;
     /**
      * Symbol Rate.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_SYMBOL_RATE =
             Constants.FrontendStatusType.SYMBOL_RATE;
     /**
      * Forward Error Correction Type.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_FEC = Constants.FrontendStatusType.FEC;
     /**
      * Modulation Type.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_MODULATION =
             Constants.FrontendStatusType.MODULATION;
     /**
      * Spectral Inversion Type.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_SPECTRAL = Constants.FrontendStatusType.SPECTRAL;
     /**
      * LNB Voltage.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_LNB_VOLTAGE =
             Constants.FrontendStatusType.LNB_VOLTAGE;
     /**
      * Physical Layer Pipe ID.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_PLP_ID = Constants.FrontendStatusType.PLP_ID;
     /**
      * Status for Emergency Warning Broadcasting System.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_EWBS = Constants.FrontendStatusType.EWBS;
     /**
      * Automatic Gain Control.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_AGC = Constants.FrontendStatusType.AGC;
     /**
      * Low Noise Amplifier.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_LNA = Constants.FrontendStatusType.LNA;
     /**
      * Error status by layer.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_LAYER_ERROR =
             Constants.FrontendStatusType.LAYER_ERROR;
     /**
      * CN value by VBER.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_VBER_CN = Constants.FrontendStatusType.VBER_CN;
     /**
      * CN value by LBER.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_LBER_CN = Constants.FrontendStatusType.LBER_CN;
     /**
      * CN value by XER.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_XER_CN = Constants.FrontendStatusType.XER_CN;
     /**
      * Moduration Error Ratio.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_MER = Constants.FrontendStatusType.MER;
     /**
      * Difference between tuning frequency and actual locked frequency.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_FREQ_OFFSET =
             Constants.FrontendStatusType.FREQ_OFFSET;
     /**
      * Hierarchy for DVBT.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_HIERARCHY = Constants.FrontendStatusType.HIERARCHY;
     /**
      * Lock status for RF.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_RF_LOCK = Constants.FrontendStatusType.RF_LOCK;
     /**
      * PLP information in a frequency band for ATSC3.0 frontend.
+     * @hide
      */
     public static final int FRONTEND_STATUS_TYPE_ATSC3_PLP_INFO =
             Constants.FrontendStatusType.ATSC3_PLP_INFO;
 
-
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @LongDef({FEC_UNDEFINED, FEC_AUTO, FEC_1_2, FEC_1_3, FEC_1_4, FEC_1_5, FEC_2_3, FEC_2_5,
             FEC_2_9, FEC_3_4, FEC_3_5, FEC_4_5, FEC_4_15, FEC_5_6, FEC_5_9, FEC_6_7, FEC_7_8,
             FEC_7_9, FEC_7_15, FEC_8_9, FEC_8_15, FEC_9_10, FEC_9_20, FEC_11_15, FEC_11_20,
             FEC_11_45, FEC_13_18, FEC_13_45, FEC_14_45, FEC_23_36, FEC_25_36, FEC_26_45, FEC_28_45,
             FEC_29_45, FEC_31_45, FEC_32_45, FEC_77_90})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendInnerFec {}
 
     /**
      * FEC not defined
+     * @hide
      */
     public static final long FEC_UNDEFINED = Constants.FrontendInnerFec.FEC_UNDEFINED;
     /**
      * hardware is able to detect and set FEC automatically
+     * @hide
      */
     public static final long FEC_AUTO = Constants.FrontendInnerFec.AUTO;
     /**
      * 1/2 conv. code rate
+     * @hide
      */
     public static final long FEC_1_2 = Constants.FrontendInnerFec.FEC_1_2;
     /**
      * 1/3 conv. code rate
+     * @hide
      */
     public static final long FEC_1_3 = Constants.FrontendInnerFec.FEC_1_3;
     /**
      * 1/4 conv. code rate
+     * @hide
      */
     public static final long FEC_1_4 = Constants.FrontendInnerFec.FEC_1_4;
     /**
      * 1/5 conv. code rate
+     * @hide
      */
     public static final long FEC_1_5 = Constants.FrontendInnerFec.FEC_1_5;
     /**
      * 2/3 conv. code rate
+     * @hide
      */
     public static final long FEC_2_3 = Constants.FrontendInnerFec.FEC_2_3;
     /**
      * 2/5 conv. code rate
+     * @hide
      */
     public static final long FEC_2_5 = Constants.FrontendInnerFec.FEC_2_5;
     /**
      * 2/9 conv. code rate
+     * @hide
      */
     public static final long FEC_2_9 = Constants.FrontendInnerFec.FEC_2_9;
     /**
      * 3/4 conv. code rate
+     * @hide
      */
     public static final long FEC_3_4 = Constants.FrontendInnerFec.FEC_3_4;
     /**
      * 3/5 conv. code rate
+     * @hide
      */
     public static final long FEC_3_5 = Constants.FrontendInnerFec.FEC_3_5;
     /**
      * 4/5 conv. code rate
+     * @hide
      */
     public static final long FEC_4_5 = Constants.FrontendInnerFec.FEC_4_5;
     /**
      * 4/15 conv. code rate
+     * @hide
      */
     public static final long FEC_4_15 = Constants.FrontendInnerFec.FEC_4_15;
     /**
      * 5/6 conv. code rate
+     * @hide
      */
     public static final long FEC_5_6 = Constants.FrontendInnerFec.FEC_5_6;
     /**
      * 5/9 conv. code rate
+     * @hide
      */
     public static final long FEC_5_9 = Constants.FrontendInnerFec.FEC_5_9;
     /**
      * 6/7 conv. code rate
+     * @hide
      */
     public static final long FEC_6_7 = Constants.FrontendInnerFec.FEC_6_7;
     /**
      * 7/8 conv. code rate
+     * @hide
      */
     public static final long FEC_7_8 = Constants.FrontendInnerFec.FEC_7_8;
     /**
      * 7/9 conv. code rate
+     * @hide
      */
     public static final long FEC_7_9 = Constants.FrontendInnerFec.FEC_7_9;
     /**
      * 7/15 conv. code rate
+     * @hide
      */
     public static final long FEC_7_15 = Constants.FrontendInnerFec.FEC_7_15;
     /**
      * 8/9 conv. code rate
+     * @hide
      */
     public static final long FEC_8_9 = Constants.FrontendInnerFec.FEC_8_9;
     /**
      * 8/15 conv. code rate
+     * @hide
      */
     public static final long FEC_8_15 = Constants.FrontendInnerFec.FEC_8_15;
     /**
      * 9/10 conv. code rate
+     * @hide
      */
     public static final long FEC_9_10 = Constants.FrontendInnerFec.FEC_9_10;
     /**
      * 9/20 conv. code rate
+     * @hide
      */
     public static final long FEC_9_20 = Constants.FrontendInnerFec.FEC_9_20;
     /**
      * 11/15 conv. code rate
+     * @hide
      */
     public static final long FEC_11_15 = Constants.FrontendInnerFec.FEC_11_15;
     /**
      * 11/20 conv. code rate
+     * @hide
      */
     public static final long FEC_11_20 = Constants.FrontendInnerFec.FEC_11_20;
     /**
      * 11/45 conv. code rate
+     * @hide
      */
     public static final long FEC_11_45 = Constants.FrontendInnerFec.FEC_11_45;
     /**
      * 13/18 conv. code rate
+     * @hide
      */
     public static final long FEC_13_18 = Constants.FrontendInnerFec.FEC_13_18;
     /**
      * 13/45 conv. code rate
+     * @hide
      */
     public static final long FEC_13_45 = Constants.FrontendInnerFec.FEC_13_45;
     /**
      * 14/45 conv. code rate
+     * @hide
      */
     public static final long FEC_14_45 = Constants.FrontendInnerFec.FEC_14_45;
     /**
      * 23/36 conv. code rate
+     * @hide
      */
     public static final long FEC_23_36 = Constants.FrontendInnerFec.FEC_23_36;
     /**
      * 25/36 conv. code rate
+     * @hide
      */
     public static final long FEC_25_36 = Constants.FrontendInnerFec.FEC_25_36;
     /**
      * 26/45 conv. code rate
+     * @hide
      */
     public static final long FEC_26_45 = Constants.FrontendInnerFec.FEC_26_45;
     /**
      * 28/45 conv. code rate
+     * @hide
      */
     public static final long FEC_28_45 = Constants.FrontendInnerFec.FEC_28_45;
     /**
      * 29/45 conv. code rate
+     * @hide
      */
     public static final long FEC_29_45 = Constants.FrontendInnerFec.FEC_29_45;
     /**
      * 31/45 conv. code rate
+     * @hide
      */
     public static final long FEC_31_45 = Constants.FrontendInnerFec.FEC_31_45;
     /**
      * 32/45 conv. code rate
+     * @hide
      */
     public static final long FEC_32_45 = Constants.FrontendInnerFec.FEC_32_45;
     /**
      * 77/90 conv. code rate
+     * @hide
      */
     public static final long FEC_77_90 = Constants.FrontendInnerFec.FEC_77_90;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({DVBC_MODULATION_UNDEFINED, DVBC_MODULATION_AUTO, DVBC_MODULATION_MOD_16QAM,
             DVBC_MODULATION_MOD_32QAM, DVBC_MODULATION_MOD_64QAM, DVBC_MODULATION_MOD_128QAM,
             DVBC_MODULATION_MOD_256QAM, DVBS_MODULATION_UNDEFINED, DVBS_MODULATION_AUTO,
@@ -461,166 +588,247 @@
             ISDBS3_MODULATION_MOD_32APSK, ISDBT_MODULATION_UNDEFINED, ISDBT_MODULATION_AUTO,
             ISDBT_MODULATION_MOD_DQPSK, ISDBT_MODULATION_MOD_QPSK, ISDBT_MODULATION_MOD_16QAM,
             ISDBT_MODULATION_MOD_64QAM})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendModulation {}
-
+    /** @hide */
     public static final int DVBC_MODULATION_UNDEFINED = Constants.FrontendDvbcModulation.UNDEFINED;
+    /** @hide */
     public static final int DVBC_MODULATION_AUTO = Constants.FrontendDvbcModulation.AUTO;
+    /** @hide */
     public static final int DVBC_MODULATION_MOD_16QAM = Constants.FrontendDvbcModulation.MOD_16QAM;
+    /** @hide */
     public static final int DVBC_MODULATION_MOD_32QAM = Constants.FrontendDvbcModulation.MOD_32QAM;
+    /** @hide */
     public static final int DVBC_MODULATION_MOD_64QAM = Constants.FrontendDvbcModulation.MOD_64QAM;
+    /** @hide */
     public static final int DVBC_MODULATION_MOD_128QAM =
             Constants.FrontendDvbcModulation.MOD_128QAM;
+    /** @hide */
     public static final int DVBC_MODULATION_MOD_256QAM =
             Constants.FrontendDvbcModulation.MOD_256QAM;
+    /** @hide */
     public static final int DVBS_MODULATION_UNDEFINED = Constants.FrontendDvbsModulation.UNDEFINED;
+    /** @hide */
     public static final int DVBS_MODULATION_AUTO = Constants.FrontendDvbsModulation.AUTO;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_QPSK = Constants.FrontendDvbsModulation.MOD_QPSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_8PSK = Constants.FrontendDvbsModulation.MOD_8PSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_16QAM = Constants.FrontendDvbsModulation.MOD_16QAM;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_16PSK = Constants.FrontendDvbsModulation.MOD_16PSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_32PSK = Constants.FrontendDvbsModulation.MOD_32PSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_ACM = Constants.FrontendDvbsModulation.MOD_ACM;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_8APSK = Constants.FrontendDvbsModulation.MOD_8APSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_16APSK =
             Constants.FrontendDvbsModulation.MOD_16APSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_32APSK =
             Constants.FrontendDvbsModulation.MOD_32APSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_64APSK =
             Constants.FrontendDvbsModulation.MOD_64APSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_128APSK =
             Constants.FrontendDvbsModulation.MOD_128APSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_256APSK =
             Constants.FrontendDvbsModulation.MOD_256APSK;
+    /** @hide */
     public static final int DVBS_MODULATION_MOD_RESERVED =
             Constants.FrontendDvbsModulation.MOD_RESERVED;
+    /** @hide */
     public static final int ISDBS_MODULATION_UNDEFINED =
             Constants.FrontendIsdbsModulation.UNDEFINED;
+    /** @hide */
     public static final int ISDBS_MODULATION_AUTO = Constants.FrontendIsdbsModulation.AUTO;
+    /** @hide */
     public static final int ISDBS_MODULATION_MOD_BPSK = Constants.FrontendIsdbsModulation.MOD_BPSK;
+    /** @hide */
     public static final int ISDBS_MODULATION_MOD_QPSK = Constants.FrontendIsdbsModulation.MOD_QPSK;
+    /** @hide */
     public static final int ISDBS_MODULATION_MOD_TC8PSK =
             Constants.FrontendIsdbsModulation.MOD_TC8PSK;
+    /** @hide */
     public static final int ISDBS3_MODULATION_UNDEFINED =
             Constants.FrontendIsdbs3Modulation.UNDEFINED;
+    /** @hide */
     public static final int ISDBS3_MODULATION_AUTO = Constants.FrontendIsdbs3Modulation.AUTO;
+    /** @hide */
     public static final int ISDBS3_MODULATION_MOD_BPSK =
             Constants.FrontendIsdbs3Modulation.MOD_BPSK;
+    /** @hide */
     public static final int ISDBS3_MODULATION_MOD_QPSK =
             Constants.FrontendIsdbs3Modulation.MOD_QPSK;
+    /** @hide */
     public static final int ISDBS3_MODULATION_MOD_8PSK =
             Constants.FrontendIsdbs3Modulation.MOD_8PSK;
+    /** @hide */
     public static final int ISDBS3_MODULATION_MOD_16APSK =
             Constants.FrontendIsdbs3Modulation.MOD_16APSK;
+    /** @hide */
     public static final int ISDBS3_MODULATION_MOD_32APSK =
             Constants.FrontendIsdbs3Modulation.MOD_32APSK;
+    /** @hide */
     public static final int ISDBT_MODULATION_UNDEFINED =
             Constants.FrontendIsdbtModulation.UNDEFINED;
+    /** @hide */
     public static final int ISDBT_MODULATION_AUTO = Constants.FrontendIsdbtModulation.AUTO;
+    /** @hide */
     public static final int ISDBT_MODULATION_MOD_DQPSK =
             Constants.FrontendIsdbtModulation.MOD_DQPSK;
+    /** @hide */
     public static final int ISDBT_MODULATION_MOD_QPSK = Constants.FrontendIsdbtModulation.MOD_QPSK;
+    /** @hide */
     public static final int ISDBT_MODULATION_MOD_16QAM =
             Constants.FrontendIsdbtModulation.MOD_16QAM;
+    /** @hide */
     public static final int ISDBT_MODULATION_MOD_64QAM =
             Constants.FrontendIsdbtModulation.MOD_64QAM;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({SPECTRAL_INVERSION_UNDEFINED, SPECTRAL_INVERSION_NORMAL, SPECTRAL_INVERSION_INVERTED})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendDvbcSpectralInversion {}
-
+    /** @hide */
     public static final int SPECTRAL_INVERSION_UNDEFINED =
             Constants.FrontendDvbcSpectralInversion.UNDEFINED;
+    /** @hide */
     public static final int SPECTRAL_INVERSION_NORMAL =
             Constants.FrontendDvbcSpectralInversion.NORMAL;
+    /** @hide */
     public static final int SPECTRAL_INVERSION_INVERTED =
             Constants.FrontendDvbcSpectralInversion.INVERTED;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({HIERARCHY_UNDEFINED, HIERARCHY_AUTO, HIERARCHY_NON_NATIVE, HIERARCHY_1_NATIVE,
             HIERARCHY_2_NATIVE, HIERARCHY_4_NATIVE, HIERARCHY_NON_INDEPTH, HIERARCHY_1_INDEPTH,
             HIERARCHY_2_INDEPTH, HIERARCHY_4_INDEPTH})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FrontendDvbtHierarchy {}
-
+    /** @hide */
     public static final int HIERARCHY_UNDEFINED = Constants.FrontendDvbtHierarchy.UNDEFINED;
+    /** @hide */
     public static final int HIERARCHY_AUTO = Constants.FrontendDvbtHierarchy.AUTO;
+    /** @hide */
     public static final int HIERARCHY_NON_NATIVE =
             Constants.FrontendDvbtHierarchy.HIERARCHY_NON_NATIVE;
+    /** @hide */
     public static final int HIERARCHY_1_NATIVE = Constants.FrontendDvbtHierarchy.HIERARCHY_1_NATIVE;
+    /** @hide */
     public static final int HIERARCHY_2_NATIVE = Constants.FrontendDvbtHierarchy.HIERARCHY_2_NATIVE;
+    /** @hide */
     public static final int HIERARCHY_4_NATIVE = Constants.FrontendDvbtHierarchy.HIERARCHY_4_NATIVE;
+    /** @hide */
     public static final int HIERARCHY_NON_INDEPTH =
             Constants.FrontendDvbtHierarchy.HIERARCHY_NON_INDEPTH;
+    /** @hide */
     public static final int HIERARCHY_1_INDEPTH =
             Constants.FrontendDvbtHierarchy.HIERARCHY_1_INDEPTH;
+    /** @hide */
     public static final int HIERARCHY_2_INDEPTH =
             Constants.FrontendDvbtHierarchy.HIERARCHY_2_INDEPTH;
+    /** @hide */
     public static final int HIERARCHY_4_INDEPTH =
             Constants.FrontendDvbtHierarchy.HIERARCHY_4_INDEPTH;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({FILTER_SETTINGS_TS, FILTER_SETTINGS_MMTP, FILTER_SETTINGS_IP, FILTER_SETTINGS_TLV,
             FILTER_SETTINGS_ALP})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface FilterSettingsType {}
-
+    /** @hide */
     public static final int FILTER_SETTINGS_TS = Constants.DemuxFilterMainType.TS;
+    /** @hide */
     public static final int FILTER_SETTINGS_MMTP = Constants.DemuxFilterMainType.MMTP;
+    /** @hide */
     public static final int FILTER_SETTINGS_IP = Constants.DemuxFilterMainType.IP;
+    /** @hide */
     public static final int FILTER_SETTINGS_TLV = Constants.DemuxFilterMainType.TLV;
+    /** @hide */
     public static final int FILTER_SETTINGS_ALP = Constants.DemuxFilterMainType.ALP;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({DVR_SETTINGS_RECORD, DVR_SETTINGS_PLAYBACK})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface DvrSettingsType {}
-
+    /** @hide */
     public static final int DVR_SETTINGS_RECORD = Constants.DvrType.RECORD;
+    /** @hide */
     public static final int DVR_SETTINGS_PLAYBACK = Constants.DvrType.PLAYBACK;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({LNB_VOLTAGE_NONE, LNB_VOLTAGE_5V, LNB_VOLTAGE_11V, LNB_VOLTAGE_12V, LNB_VOLTAGE_13V,
             LNB_VOLTAGE_14V, LNB_VOLTAGE_15V, LNB_VOLTAGE_18V, LNB_VOLTAGE_19V})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface LnbVoltage {}
-
+    /** @hide */
     public static final int LNB_VOLTAGE_NONE = Constants.LnbVoltage.NONE;
+    /** @hide */
     public static final int LNB_VOLTAGE_5V = Constants.LnbVoltage.VOLTAGE_5V;
+    /** @hide */
     public static final int LNB_VOLTAGE_11V = Constants.LnbVoltage.VOLTAGE_11V;
+    /** @hide */
     public static final int LNB_VOLTAGE_12V = Constants.LnbVoltage.VOLTAGE_12V;
+    /** @hide */
     public static final int LNB_VOLTAGE_13V = Constants.LnbVoltage.VOLTAGE_13V;
+    /** @hide */
     public static final int LNB_VOLTAGE_14V = Constants.LnbVoltage.VOLTAGE_14V;
+    /** @hide */
     public static final int LNB_VOLTAGE_15V = Constants.LnbVoltage.VOLTAGE_15V;
+    /** @hide */
     public static final int LNB_VOLTAGE_18V = Constants.LnbVoltage.VOLTAGE_18V;
+    /** @hide */
     public static final int LNB_VOLTAGE_19V = Constants.LnbVoltage.VOLTAGE_19V;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({LNB_TONE_NONE, LNB_TONE_CONTINUOUS})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface LnbTone {}
-
+    /** @hide */
     public static final int LNB_TONE_NONE = Constants.LnbTone.NONE;
+    /** @hide */
     public static final int LNB_TONE_CONTINUOUS = Constants.LnbTone.CONTINUOUS;
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({LNB_POSITION_UNDEFINED, LNB_POSITION_A, LNB_POSITION_B})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface LnbPosition {}
-
+    /** @hide */
     public static final int LNB_POSITION_UNDEFINED = Constants.LnbPosition.UNDEFINED;
+    /** @hide */
     public static final int LNB_POSITION_A = Constants.LnbPosition.POSITION_A;
+    /** @hide */
     public static final int LNB_POSITION_B = Constants.LnbPosition.POSITION_B;
 
 
-    @Retention(RetentionPolicy.SOURCE)
+    /** @hide */
     @IntDef({RESULT_SUCCESS, RESULT_UNAVAILABLE, RESULT_NOT_INITIALIZED, RESULT_INVALID_STATE,
             RESULT_INVALID_ARGUMENT, RESULT_OUT_OF_MEMORY, RESULT_UNKNOWN_ERROR})
+    @Retention(RetentionPolicy.SOURCE)
     public @interface Result {}
-
+    /** @hide */
     public static final int RESULT_SUCCESS = Constants.Result.SUCCESS;
+    /** @hide */
     public static final int RESULT_UNAVAILABLE = Constants.Result.UNAVAILABLE;
+    /** @hide */
     public static final int RESULT_NOT_INITIALIZED = Constants.Result.NOT_INITIALIZED;
+    /** @hide */
     public static final int RESULT_INVALID_STATE = Constants.Result.INVALID_STATE;
+    /** @hide */
     public static final int RESULT_INVALID_ARGUMENT = Constants.Result.INVALID_ARGUMENT;
+    /** @hide */
     public static final int RESULT_OUT_OF_MEMORY = Constants.Result.OUT_OF_MEMORY;
+    /** @hide */
     public static final int RESULT_UNKNOWN_ERROR = Constants.Result.UNKNOWN_ERROR;
 
     private TunerConstants() {