--- src/engine/cBaseMediaFile.cpp	2013-11-23 10:44:04.586110402 +0100
+++ src/engine/cBaseMediaFile.cpp	2013-11-23 12:14:24.914285498 +0100
@@ -2150,11 +2150,23 @@
 
         #elif defined(LIBAV) && (LIBAVVERSIONINT<=9)
             // LIBAV9
+            AVFilterBufferRef *m_pBufferRef=NULL;
             int Ret=av_buffersrc_write_frame(VideoFilterIn,FrameBufferYUV);
             if (Ret<0) {
                 ToLog(LOGMSG_CRITICAL,QString("Error in cVideoFile::VideoFilter_Process : av_buffersrc_write_frame"));
                 return VC_ERROR;
             }
+            while ((Ret=av_buffersink_read(VideoFilterOut,&m_pBufferRef)) >= 0) {
+                if (!m_pBufferRef) return VC_ERROR; // for first frame ther is no return
+                FrameBufferYUV->interlaced_frame=m_pBufferRef->video->interlaced;
+                FrameBufferYUV->top_field_first =m_pBufferRef->video->top_field_first;
+                if (m_pBufferRef) {
+                    if (FrameBufferYUV->opaque) avfilter_unref_buffer((AVFilterBufferRef *)FrameBufferYUV->opaque);
+                    FrameBufferYUV->opaque=(void *)avfilter_ref_buffer(m_pBufferRef,AV_PERM_READ);
+                    avfilter_unref_buffer(m_pBufferRef);
+                    m_pBufferRef = NULL;
+                }
+            }
         #else
             // FFMPEG 1.2
             int Ret=av_buffersrc_add_frame(VideoFilterIn,FrameBufferYUV,0);