mediaplayer: add precise argument to seek function

Test: compiles
Bug: 32557491
Change-Id: Id8c3a938edd5a0b34a9b33e86a4dbff32cf10c98
diff --git a/include/media/IMediaPlayer.h b/include/media/IMediaPlayer.h
index 0fd8933..661eaa2 100644
--- a/include/media/IMediaPlayer.h
+++ b/include/media/IMediaPlayer.h
@@ -65,7 +65,7 @@
     virtual status_t        setSyncSettings(const AVSyncSettings& sync, float videoFpsHint) = 0;
     virtual status_t        getSyncSettings(AVSyncSettings* sync /* nonnull */,
                                             float* videoFps /* nonnull */) = 0;
-    virtual status_t        seekTo(int msec) = 0;
+    virtual status_t        seekTo(int msec, bool precise = false) = 0;
     virtual status_t        getCurrentPosition(int* msec) = 0;
     virtual status_t        getDuration(int* msec) = 0;
     virtual status_t        reset() = 0;
diff --git a/include/media/MediaPlayerInterface.h b/include/media/MediaPlayerInterface.h
index 4977efd..b488159 100644
--- a/include/media/MediaPlayerInterface.h
+++ b/include/media/MediaPlayerInterface.h
@@ -205,7 +205,7 @@
         *videoFps = -1.f;
         return OK;
     }
-    virtual status_t    seekTo(int msec) = 0;
+    virtual status_t    seekTo(int msec, bool precise = false) = 0;
     virtual status_t    getCurrentPosition(int *msec) = 0;
     virtual status_t    getDuration(int *msec) = 0;
     virtual status_t    reset() = 0;
diff --git a/include/media/mediaplayer.h b/include/media/mediaplayer.h
index 389ec01..c556f0a 100644
--- a/include/media/mediaplayer.h
+++ b/include/media/mediaplayer.h
@@ -233,7 +233,7 @@
                                     float* videoFps /* nonnull */);
             status_t        getVideoWidth(int *w);
             status_t        getVideoHeight(int *h);
-            status_t        seekTo(int msec);
+            status_t        seekTo(int msec, bool precise = false);
             status_t        getCurrentPosition(int *msec);
             status_t        getDuration(int *msec);
             status_t        reset();
@@ -257,7 +257,7 @@
 
 private:
             void            clear_l();
-            status_t        seekTo_l(int msec);
+            status_t        seekTo_l(int msec, bool precise);
             status_t        prepareAsync_l();
             status_t        getDuration_l(int *msec);
             status_t        attachNewPlayer(const sp<IMediaPlayer>& player);
@@ -274,7 +274,9 @@
     void*                       mCookie;
     media_player_states         mCurrentState;
     int                         mCurrentPosition;
+    bool                        mCurrentSeekPrecise;
     int                         mSeekPosition;
+    int                         mSeekPrecise;
     bool                        mPrepareSync;
     status_t                    mPrepareStatus;
     audio_stream_type_t         mStreamType;
diff --git a/media/libmedia/IMediaPlayer.cpp b/media/libmedia/IMediaPlayer.cpp
index f8345e4..41b6988 100644
--- a/media/libmedia/IMediaPlayer.cpp
+++ b/media/libmedia/IMediaPlayer.cpp
@@ -246,11 +246,12 @@
         return reply.readInt32();
     }
 
-    status_t seekTo(int msec)
+    status_t seekTo(int msec, bool precise)
     {
         Parcel data, reply;
         data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
         data.writeInt32(msec);
+        data.writeBool(precise);
         remote()->transact(SEEK_TO, data, &reply);
         return reply.readInt32();
     }
@@ -573,7 +574,9 @@
         } break;
         case SEEK_TO: {
             CHECK_INTERFACE(IMediaPlayer, data, reply);
-            reply->writeInt32(seekTo(data.readInt32()));
+            int msec = data.readInt32();
+            bool precise = data.readBool();
+            reply->writeInt32(seekTo(msec, precise));
             return NO_ERROR;
         } break;
         case GET_CURRENT_POSITION: {
diff --git a/media/libmedia/mediaplayer.cpp b/media/libmedia/mediaplayer.cpp
index fbe749c..846a24c 100644
--- a/media/libmedia/mediaplayer.cpp
+++ b/media/libmedia/mediaplayer.cpp
@@ -55,7 +55,9 @@
     mStreamType = AUDIO_STREAM_MUSIC;
     mAudioAttributesParcel = NULL;
     mCurrentPosition = -1;
+    mCurrentSeekPrecise = false;
     mSeekPosition = -1;
+    mSeekPrecise = false;
     mCurrentState = MEDIA_PLAYER_IDLE;
     mPrepareSync = false;
     mPrepareStatus = NO_ERROR;
@@ -100,7 +102,9 @@
 void MediaPlayer::clear_l()
 {
     mCurrentPosition = -1;
+    mCurrentSeekPrecise = false;
     mSeekPosition = -1;
+    mSeekPrecise = false;
     mVideoWidth = mVideoHeight = 0;
     mRetransmitEndpointValid = false;
 }
@@ -508,9 +512,9 @@
     return getDuration_l(msec);
 }
 
-status_t MediaPlayer::seekTo_l(int msec)
+status_t MediaPlayer::seekTo_l(int msec, bool precise)
 {
-    ALOGV("seekTo %d", msec);
+    ALOGV("seekTo (%d, %d)", msec, precise);
     if ((mPlayer != 0) && ( mCurrentState & ( MEDIA_PLAYER_STARTED | MEDIA_PLAYER_PREPARED |
             MEDIA_PLAYER_PAUSED |  MEDIA_PLAYER_PLAYBACK_COMPLETE) ) ) {
         if ( msec < 0 ) {
@@ -537,12 +541,14 @@
 
         // cache duration
         mCurrentPosition = msec;
+        mCurrentSeekPrecise = precise;
         if (mSeekPosition < 0) {
             mSeekPosition = msec;
-            return mPlayer->seekTo(msec);
+            mSeekPrecise = precise;
+            return mPlayer->seekTo(msec, precise);
         }
         else {
-            ALOGV("Seek in progress - queue up seekTo[%d]", msec);
+            ALOGV("Seek in progress - queue up seekTo[%d, %d]", msec, precise);
             return NO_ERROR;
         }
     }
@@ -551,11 +557,11 @@
     return INVALID_OPERATION;
 }
 
-status_t MediaPlayer::seekTo(int msec)
+status_t MediaPlayer::seekTo(int msec, bool precise)
 {
     mLockThreadId = getThreadId();
     Mutex::Autolock _l(mLock);
-    status_t result = seekTo_l(msec);
+    status_t result = seekTo_l(msec, precise);
     mLockThreadId = 0;
 
     return result;
@@ -869,14 +875,16 @@
         break;
     case MEDIA_SEEK_COMPLETE:
         ALOGV("Received seek complete");
-        if (mSeekPosition != mCurrentPosition) {
-            ALOGV("Executing queued seekTo(%d)", mSeekPosition);
+        if (mSeekPosition != mCurrentPosition || (!mSeekPrecise && mCurrentSeekPrecise)) {
+            ALOGV("Executing queued seekTo(%d, %d)", mCurrentPosition, mCurrentSeekPrecise);
             mSeekPosition = -1;
-            seekTo_l(mCurrentPosition);
+            mSeekPrecise = false;
+            seekTo_l(mCurrentPosition, mCurrentSeekPrecise);
         }
         else {
             ALOGV("All seeks complete - return to regularly scheduled program");
             mCurrentPosition = mSeekPosition = -1;
+            mCurrentSeekPrecise = mSeekPrecise = false;
         }
         break;
     case MEDIA_BUFFERING_UPDATE:
diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp
index f619e1d..3ff9d98 100644
--- a/media/libmediaplayerservice/MediaPlayerService.cpp
+++ b/media/libmediaplayerservice/MediaPlayerService.cpp
@@ -1121,12 +1121,12 @@
     return OK;
 }
 
-status_t MediaPlayerService::Client::seekTo(int msec)
+status_t MediaPlayerService::Client::seekTo(int msec, bool precise)
 {
     ALOGV("[%d] seekTo(%d)", mConnId, msec);
     sp<MediaPlayerBase> p = getPlayer();
     if (p == 0) return UNKNOWN_ERROR;
-    return p->seekTo(msec);
+    return p->seekTo(msec, precise);
 }
 
 status_t MediaPlayerService::Client::reset()
diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h
index 601b046..ef82b48 100644
--- a/media/libmediaplayerservice/MediaPlayerService.h
+++ b/media/libmediaplayerservice/MediaPlayerService.h
@@ -298,7 +298,7 @@
         virtual status_t        setSyncSettings(const AVSyncSettings& rate, float videoFpsHint);
         virtual status_t        getSyncSettings(AVSyncSettings* rate /* nonnull */,
                                                 float* videoFps /* nonnull */);
-        virtual status_t        seekTo(int msec);
+        virtual status_t        seekTo(int msec, bool precise = false);
         virtual status_t        getCurrentPosition(int* msec);
         virtual status_t        getDuration(int* msec);
         virtual status_t        reset();
diff --git a/media/libmediaplayerservice/TestPlayerStub.h b/media/libmediaplayerservice/TestPlayerStub.h
index 55bf2c8..c0d6a59 100644
--- a/media/libmediaplayerservice/TestPlayerStub.h
+++ b/media/libmediaplayerservice/TestPlayerStub.h
@@ -87,7 +87,7 @@
     virtual status_t stop()  {return mPlayer->stop();}
     virtual status_t pause()  {return mPlayer->pause();}
     virtual bool isPlaying() {return mPlayer->isPlaying();}
-    virtual status_t seekTo(int msec) {return mPlayer->seekTo(msec);}
+    virtual status_t seekTo(int msec, bool precise = false) {return mPlayer->seekTo(msec, precise);}
     virtual status_t getCurrentPosition(int *p)  {
         return mPlayer->getCurrentPosition(p);
     }
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
index 0490fd5..651cb67 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
@@ -420,9 +420,10 @@
     (new AMessage(kWhatReset, this))->post();
 }
 
-void NuPlayer::seekToAsync(int64_t seekTimeUs, bool needNotify) {
+void NuPlayer::seekToAsync(int64_t seekTimeUs, bool precise, bool needNotify) {
     sp<AMessage> msg = new AMessage(kWhatSeek, this);
     msg->setInt64("seekTimeUs", seekTimeUs);
+    msg->setInt32("precise", precise);
     msg->setInt32("needNotify", needNotify);
     msg->post();
 }
@@ -1197,12 +1198,14 @@
         case kWhatSeek:
         {
             int64_t seekTimeUs;
+            int32_t precise;
             int32_t needNotify;
             CHECK(msg->findInt64("seekTimeUs", &seekTimeUs));
+            CHECK(msg->findInt32("precise", &precise));
             CHECK(msg->findInt32("needNotify", &needNotify));
 
-            ALOGV("kWhatSeek seekTimeUs=%lld us, needNotify=%d",
-                    (long long)seekTimeUs, needNotify);
+            ALOGV("kWhatSeek seekTimeUs=%lld us, precise=%d, needNotify=%d",
+                    (long long)seekTimeUs, precise, needNotify);
 
             if (!mStarted) {
                 // Seek before the player is started. In order to preview video,
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.h b/media/libmediaplayerservice/nuplayer/NuPlayer.h
index a002f6f..725f806 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.h
@@ -70,7 +70,7 @@
 
     // Will notify the driver through "notifySeekComplete" once finished
     // and needNotify is true.
-    void seekToAsync(int64_t seekTimeUs, bool needNotify = false);
+    void seekToAsync(int64_t seekTimeUs, bool precise = false, bool needNotify = false);
 
     status_t setVideoScalingMode(int32_t mode);
     status_t getTrackInfo(Parcel* reply) const;
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
index 0f4dce9..7f287e3 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
@@ -208,7 +208,7 @@
             mAtEOS = false;
             mState = STATE_STOPPED_AND_PREPARING;
             mIsAsyncPrepare = false;
-            mPlayer->seekToAsync(0, true /* needNotify */);
+            mPlayer->seekToAsync(0, false /* precise */, true /* needNotify */);
             while (mState == STATE_STOPPED_AND_PREPARING) {
                 mCondition.wait(mLock);
             }
@@ -233,7 +233,7 @@
             mAtEOS = false;
             mState = STATE_STOPPED_AND_PREPARING;
             mIsAsyncPrepare = true;
-            mPlayer->seekToAsync(0, true /* needNotify */);
+            mPlayer->seekToAsync(0, false /* precise */, true /* needNotify */);
             return OK;
         default:
             return INVALID_OPERATION;
@@ -382,8 +382,8 @@
     return mPlayer->getSyncSettings(sync, videoFps);
 }
 
-status_t NuPlayerDriver::seekTo(int msec) {
-    ALOGD("seekTo(%p) %d ms at state %d", this, msec, mState);
+status_t NuPlayerDriver::seekTo(int msec, bool precise) {
+    ALOGD("seekTo(%p) (%d ms, %d) at state %d", this, msec, precise, mState);
     Mutex::Autolock autoLock(mLock);
 
     int64_t seekTimeUs = msec * 1000ll;
@@ -398,7 +398,7 @@
             mSeekInProgress = true;
             // seeks can take a while, so we essentially paused
             notifyListener_l(MEDIA_PAUSED);
-            mPlayer->seekToAsync(seekTimeUs, true /* needNotify */);
+            mPlayer->seekToAsync(seekTimeUs, precise, true /* needNotify */);
             break;
         }
 
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h
index 58008f0..034b3f9 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h
@@ -53,7 +53,7 @@
     virtual status_t getPlaybackSettings(AudioPlaybackRate *rate);
     virtual status_t setSyncSettings(const AVSyncSettings &sync, float videoFpsHint);
     virtual status_t getSyncSettings(AVSyncSettings *sync, float *videoFps);
-    virtual status_t seekTo(int msec);
+    virtual status_t seekTo(int msec, bool precise = false);
     virtual status_t getCurrentPosition(int *msec);
     virtual status_t getDuration(int *msec);
     virtual status_t reset();