3 files changed, 20 insertions, 3 deletions
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
index 86e122f..8f45491 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
@@ -500,6 +500,8 @@ void NuPlayer::onMessageReceived(const sp<AMessage> &msg) {
                 CHECK(msg->findInt32("audio", &audio));
 
                 ALOGV("renderer %s flush completed.", audio ? "audio" : "video");
+            } else if (what == Renderer::kWhatVideoRenderingStart) {
+                notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0);
             }
             break;
         }
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
index 1f13955..8a75f83 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
@@ -47,6 +47,7 @@ NuPlayer::Renderer::Renderer(
       mHasVideo(false),
       mSyncQueues(false),
       mPaused(false),
+      mVideoRenderingStarted(false),
       mLastPositionUpdateUs(-1ll),
       mVideoLateByUs(0ll) {
 }
@@ -387,9 +388,20 @@ void NuPlayer::Renderer::onDrainVideoQueue() {
     mVideoQueue.erase(mVideoQueue.begin());
     entry = NULL;
 
+    if (!mVideoRenderingStarted) {
+        mVideoRenderingStarted = true;
+        notifyVideoRenderingStart();
+    }
+
     notifyPosition();
 }
 
+void NuPlayer::Renderer::notifyVideoRenderingStart() {
+    sp<AMessage> notify = mNotify->dup();
+    notify->setInt32("what", kWhatVideoRenderingStart);
+    notify->post();
+}
+
 void NuPlayer::Renderer::notifyEOS(bool audio, status_t finalResult) {
     sp<AMessage> notify = mNotify->dup();
     notify->setInt32("what", kWhatEOS);
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
index 268628b..e4368c7 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
@@ -45,9 +45,10 @@ struct NuPlayer::Renderer : public AHandler {
     void resume();
 
     enum {
-        kWhatEOS                = 'eos ',
-        kWhatFlushComplete      = 'fluC',
-        kWhatPosition           = 'posi',
+        kWhatEOS                 = 'eos ',
+        kWhatFlushComplete       = 'fluC',
+        kWhatPosition            = 'posi',
+        kWhatVideoRenderingStart = 'vdrd',
     };
 
 protected:
@@ -99,6 +100,7 @@ private:
     bool mSyncQueues;
 
     bool mPaused;
+    bool mVideoRenderingStarted;
 
     int64_t mLastPositionUpdateUs;
     int64_t mVideoLateByUs;
@@ -120,6 +122,7 @@ private:
     void notifyFlushComplete(bool audio);
     void notifyPosition();
     void notifyVideoLateBy(int64_t lateByUs);
+    void notifyVideoRenderingStart();
 
     void flushQueue(List<QueueEntry> *queue);
     bool dropBufferWhileFlushing(bool audio, const sp<AMessage> &msg);