3 files changed, 39 insertions, 0 deletions
diff --git a/indra/llplugin/llpluginclassmedia.cpp b/indra/llplugin/llpluginclassmedia.cpp
index e019cdcf21..2a343fd0c9 100644
--- a/indra/llplugin/llpluginclassmedia.cpp
+++ b/indra/llplugin/llpluginclassmedia.cpp
@@ -133,6 +133,7 @@ void LLPluginClassMedia::reset()
 	mCurrentTime = 0.0f;
 	mDuration = 0.0f;
 	mCurrentRate = 0.0f;
+	mLoadedDuration = 0.0f;
 }
 
 void LLPluginClassMedia::idle(void)
@@ -705,6 +706,7 @@ void LLPluginClassMedia::receivePluginMessage(const LLPluginMessage &message)
 			
 
 			bool time_duration_updated = false;
+			int previous_percent = mProgressPercent;
 
 			if(message.hasValue("current_time"))
 			{
@@ -722,11 +724,32 @@ void LLPluginClassMedia::receivePluginMessage(const LLPluginMessage &message)
 				mCurrentRate = message.getValueReal("current_rate");
 			}
 			
+			if(message.hasValue("loaded_duration"))
+			{
+				mLoadedDuration = message.getValueReal("loaded_duration");
+				time_duration_updated = true;
+			}
+			else
+			{
+				// If the message doesn't contain a loaded_duration param, assume it's equal to duration
+				mLoadedDuration = mDuration;
+			}
+			
+			// Calculate a percentage based on the loaded duration and total duration.
+			if(mDuration != 0.0f)	// Don't divide by zero.
+			{
+				mProgressPercent = (int)((mLoadedDuration * 100.0f)/mDuration);
+			}
+
 			if(time_duration_updated)
 			{
 				mediaEvent(LLPluginClassMediaOwner::MEDIA_EVENT_TIME_DURATION_UPDATED);
 			}
 			
+			if(previous_percent != mProgressPercent)
+			{
+				mediaEvent(LLPluginClassMediaOwner::MEDIA_EVENT_PROGRESS_UPDATED);
+			}
 		}
 		else if(message_name == "media_status")
 		{
diff --git a/indra/llplugin/llpluginclassmedia.h b/indra/llplugin/llpluginclassmedia.h
index 97f2a11ef2..697deec353 100644
--- a/indra/llplugin/llpluginclassmedia.h
+++ b/indra/llplugin/llpluginclassmedia.h
@@ -231,6 +231,7 @@ public:
 	F64 getCurrentTime(void) const { return mCurrentTime; };
 	F64 getDuration(void) const { return mDuration; };
 	F64 getCurrentPlayRate(void) { return mCurrentRate; };
+	F64 getLoadedDuration(void) const { return mLoadedDuration; };
 	
 	// Initialize the URL history of the plugin by sending
 	// "init_history" message 
@@ -339,6 +340,7 @@ protected:
 	F64				mCurrentTime;
 	F64				mDuration;
 	F64				mCurrentRate;
+	F64				mLoadedDuration;
 	
 };
 
diff --git a/indra/media_plugins/quicktime/media_plugin_quicktime.cpp b/indra/media_plugins/quicktime/media_plugin_quicktime.cpp
index fbda65120d..556865f771 100644
--- a/indra/media_plugins/quicktime/media_plugin_quicktime.cpp
+++ b/indra/media_plugins/quicktime/media_plugin_quicktime.cpp
@@ -103,6 +103,7 @@ private:
 			message.setValueReal("current_time", getCurrentTime());
 			message.setValueReal("duration", getDuration());
 			message.setValueReal("current_rate", Fix2X(GetMovieRate(mMovieHandle)));
+			message.setValueReal("loaded_duration", getLoadedDuration());
 		}
 			
 		sendMessage(message);
@@ -593,6 +594,19 @@ private:
 		return (F64)duration / (F64)scale;
 	};
 
+	F64 getLoadedDuration()
+	{
+		TimeValue duration;
+		if(GetMaxLoadedTimeInMovie( mMovieHandle, &duration ) != noErr)
+		{
+			// If GetMaxLoadedTimeInMovie returns an error, return the full duration of the movie.
+			duration = GetMovieDuration( mMovieHandle );
+		}
+		TimeValue scale = GetMovieTimeScale( mMovieHandle );
+
+		return (F64)duration / (F64)scale;
+	};
+
 	F64 getCurrentTime()
 	{
 		TimeValue curr_time = GetMovieTime( mMovieHandle, 0 );