Fix: status checking in TimedTextDriver.

o fixes seeking error when there's no enabled text track.
o clean up status checking code for deselectTrack.
o fixes a potential bug : pause->backward seek can trigger unwanted
resume.

Bug: 6682160
Change-Id: I03d8788b27fb9c0a6092be83ad3578ccf3266905
(cherry picked from commit 2dafb6071d4f14e0e208912500694912211aa26b)

1 files changed, 4 insertions, 1 deletions

diff --git a/media/libstagefright/timedtext/TimedTextPlayer.h b/media/libstagefright/timedtext/TimedTextPlayer.h
index d8f83af..ec8ed25 100644
--- a/media/libstagefright/timedtext/TimedTextPlayer.h
+++ b/media/libstagefright/timedtext/TimedTextPlayer.h
@@ -50,8 +50,9 @@ protected:
 private:
     enum {
         kWhatPause = 'paus',
-        kWhatSeek = 'seek',
         kWhatResume = 'resm',
+        kWhatStart = 'strt',
+        kWhatSeek = 'seek',
         kWhatRetryRead = 'read',
         kWhatSendSubtitle = 'send',
         kWhatSetSource = 'ssrc',
@@ -64,6 +65,8 @@ private:
 
     wp<MediaPlayerBase> mListener;
     sp<TimedTextSource> mSource;
+    int64_t mPendingSeekTimeUs;
+    bool mPaused;
     int32_t mSendSubtitleGeneration;
 
     void doSeekAndRead(int64_t seekTimeUs);