Add MEDIA_STARTED/PAUSED/STOPPED events to media players

This is needed for the MediaTimeProvider java interface, so it does not
continually poll for current media time.

Note: NuPlayer and AwesomePlayer do not correctly handle stop (pause
instead), so for those we will signal PAUSED.

Signed-off-by: Lajos Molnar <lajos@google.com>
Change-Id: I3c61e1bda475f131323f475c18a42e3ec66c9ae1
Bug: 10326117

1 files changed, 6 insertions, 0 deletions

diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
index c9796e2..94a05ea 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
@@ -53,6 +53,7 @@ struct NuPlayer::Renderer : public AHandler {
         kWhatFlushComplete       = 'fluC',
         kWhatPosition            = 'posi',
         kWhatVideoRenderingStart = 'vdrd',
+        kWhatMediaRenderingStart = 'mdrd',
     };
 
 protected:
@@ -106,6 +107,8 @@ private:
 
     bool mPaused;
     bool mVideoRenderingStarted;
+    int32_t mVideoRenderingStartGeneration;
+    int32_t mAudioRenderingStartGeneration;
 
     int64_t mLastPositionUpdateUs;
     int64_t mVideoLateByUs;
@@ -116,6 +119,9 @@ private:
     void onDrainVideoQueue();
     void postDrainVideoQueue();
 
+    void prepareForMediaRenderingStart();
+    void notifyIfMediaRenderingStarted();
+
     void onQueueBuffer(const sp<AMessage> &msg);
     void onQueueEOS(const sp<AMessage> &msg);
     void onFlush(const sp<AMessage> &msg);