Fixed warnings and possible bug

GstreamerHelper/GstreamerVideo.cpp

@@ -65,7 +65,7 @@ DllExport bool CloseVideo(int Stream)
 
 DllExport int GetVideoNumStreams()
 {
-	return VideoStreams.size();
+	return (int) VideoStreams.size();
 }
 
 DllExport float GetVideoLength(int Stream)
@@ -85,6 +85,13 @@ DllExport struct ApplicationFrame GetFrame(int Stream, float Time)
 	{
 		return it->second->GetFrame(Time);
 	}
+	struct ApplicationFrame returnFrame;
+	returnFrame.size=0;
+	returnFrame.width=0;
+	returnFrame.height=0;
+	returnFrame.data=NULL;
+	returnFrame.videotime=0;
+	return returnFrame;
 }
 
 DllExport bool Skip(int Stream, float Start, float Gap)

GstreamerHelper/GstreamerVideoStream.cpp

@@ -180,7 +180,7 @@ struct ApplicationFrame GstreamerVideoStream::GetFrame(float Time)
 
 				gst_buffer_map(Buffer, &Mapinfo, GST_MAP_READ);
 
-				Size = Mapinfo.size;
+				Size = (int) Mapinfo.size;
 				gst_structure_get_int (BufferStructure, "width", &Width);
 				gst_structure_get_int (BufferStructure, "height", &Height);
 				VideoTime = (float) (Buffer->pts / GST_SECOND);
@@ -210,7 +210,7 @@ struct ApplicationFrame GstreamerVideoStream::GetFrame(float Time)
 
 bool GstreamerVideoStream::Skip(float Start, float Gap)
 {
-	if(!gst_element_seek_simple(Element, GST_FORMAT_TIME, (GstSeekFlags)(GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE), (Start + Gap) * GST_SECOND))
+	if(!gst_element_seek_simple(Element, GST_FORMAT_TIME, (GstSeekFlags)(GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE), (gint64)((Start + Gap) * GST_SECOND)))
 	{
 		LogVideoError("Seek failed");
 		return true;

GstreamerHelper/GstreamerVideoStream.h

@@ -57,7 +57,7 @@ private:
 	volatile gboolean Copying;
 
 	gboolean Paused;
-	gboolean Finished;
+	bool Finished;
 
 	gfloat Duration;