diff --git a/mythtv/libs/libmythtv/avformatdecoder.cpp b/mythtv/libs/libmythtv/avformatdecoder.cpp
index 3a42b40..d5f9247 100644
--- a/mythtv/libs/libmythtv/avformatdecoder.cpp
+++ b/mythtv/libs/libmythtv/avformatdecoder.cpp
@@ -3145,7 +3145,8 @@ int AvFormatDecoder::H264PreProcessPkt(AVStream *stream, AVPacket *pkt)
     {
         buf += m_h264_parser->addBytes(buf, buf_end - buf, 0);
 
-        if (m_h264_parser->stateChanged())
+        // if (m_h264_parser->stateChanged())
+        if ( m_h264_parser->seen_SPS())
         {
             if (m_h264_parser->FieldType() != H264Parser::FIELD_BOTTOM)
             {