Provide fine grained media playback time thru interpolation

media/base/android/media_player_bridge.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/base/android/media_player_bridge.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/strings/string_util.h"
 #include "jni/MediaPlayerBridge_jni.h"
+#include "media/base/android/media_common_android.h"
 #include "media/base/android/media_player_manager.h"
 #include "media/base/android/media_resource_getter.h"
 #include "media/base/android/media_url_interceptor.h"
 
 using base::android::ConvertUTF8ToJavaString;
 using base::android::ScopedJavaLocalRef;
 
-// Time update happens every 250ms.
-const int kTimeUpdateInterval = 250;
-
 namespace media {
 
 MediaPlayerBridge::MediaPlayerBridge(
     int player_id,
     const GURL& url,
     const GURL& first_party_for_cookies,
     const std::string& user_agent,
     bool hide_url_log,
     MediaPlayerManager* manager,
     const RequestMediaResourcesCB& request_media_resources_cb,
@@ skipping 468 matching lines @@
   }
 
   JNIEnv* env = base::android::AttachCurrentThread();
   CHECK(env);
   int time_msec = static_cast<int>(time.InMilliseconds());
   Java_MediaPlayerBridge_seekTo(
       env, j_media_player_bridge_.obj(), time_msec);
 }
 
 void MediaPlayerBridge::OnTimeUpdateTimerFired() {
-  manager()->OnTimeUpdate(player_id(), GetCurrentTime());
+  manager()->OnTimeUpdate(
+      player_id(), GetCurrentTime(), base::TimeTicks::Now());
 }
 
 bool MediaPlayerBridge::RegisterMediaPlayerBridge(JNIEnv* env) {
   bool ret = RegisterNativesImpl(env);
   DCHECK(g_MediaPlayerBridge_clazz);
   return ret;
 }
 
 bool MediaPlayerBridge::CanPause() {
   return can_pause_;
@@ skipping 17 matching lines @@
 
 GURL MediaPlayerBridge::GetFirstPartyForCookies() {
   return first_party_for_cookies_;
 }
 
 bool MediaPlayerBridge::IsSurfaceInUse() const {
   return is_surface_in_use_;
 }
 
 }  // namespace media