�1����
Scope
�2���� References
������� 2.1���� Normative references
������� 2.2���� Informative references
�3���� Terms, definitions and acronyms
�4���� User requirements
������� 4.1���� Improvement in efficiency of
transmission link usage
������ �4.2���� Improvement in reliability by real-time
failure detection
������� 4.3���� Improvement in efficiency of
operation and maintenance by objective picture quality assessment by use of
only received pictures
�5���� Recommended framework
������� 5.1���� General configuration
������� 5.2���� Description of each element
����������������� 5.2.1���� Adjustment of delay difference
����������������� 5.2.2���� Averaging
����������������� 5.2.3���� Failure detection
����������������� 5.2.4���� Objective picture quality assessment
Appendix I -
Averaging
������� I.1���� �� Theoretical background
������� I.2���� �� Picture shifting method
����������������� I.2.1���� Spatial shifting method
����������������� I.2.2���� Temporal shifting method
Appendix II -Failure detection and
identification
������ II.1���� Detection of failure
������ II.2���� Identification of disrupted link
Appendix III - Coding
noise assessment
����� III.1���� Theoretical background
����� III.2���� Method for SNR estimation