nuplayer2: per-source DRM prepare/release impl

Bug: 119675660
Test: MediaPlayer2DrmTest
Change-Id: I6252f33560190854b3dde218e303edd0331f30ac
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2.h b/media/libmediaplayer2/nuplayer2/NuPlayer2.h
index 93f9f00..e9b5f11 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2.h
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2.h
@@ -178,6 +178,9 @@
         uint32_t mSourceFlags;
         int64_t mStartTimeUs;
         int64_t mEndTimeUs;
+        // Modular DRM
+        sp<AMediaCryptoWrapper> mCrypto;
+        bool mIsDrmProtected = false;
     };
 
     wp<NuPlayer2Driver> mDriver;
@@ -269,10 +272,6 @@
     // Pause state as requested by source (internally) due to buffering
     bool mPausedForBuffering;
 
-    // Modular DRM
-    sp<AMediaCryptoWrapper> mCrypto;
-    bool mIsDrmProtected;
-
     inline const sp<DecoderBase> &getDecoder(bool audio) {
         return audio ? mAudioDecoder : mVideoDecoder;
     }
@@ -351,7 +350,10 @@
     void writeTrackInfo(PlayerMessage* reply, const sp<AMessage>& format) const;
 
     status_t onPrepareDrm(const sp<AMessage> &msg);
-    status_t onReleaseDrm();
+    status_t onReleaseDrm(const sp<AMessage> &msg);
+
+    SourceInfo* getSourceInfoByIdInMsg(const sp<AMessage> &msg);
+    void resetSourceInfo(SourceInfo &srcInfo);
 
     DISALLOW_EVIL_CONSTRUCTORS(NuPlayer2);
 };