Integration of Graphics and OSI Standards

Abstract

1 Overview of Project.- 1.1 Introduction.- 1.2 Initial Objectives.- 1.3 Related Work.- 13.1 Graphics Standards.- 1.3.2 Examples of Distributed Graphics Systems.- 2 Classification.- 2.1 Overview.- 2.1.1 Aims and Goals.- 2.1.2 Collection of the Data.- 2.1.3 Relationship to External Activities.- 2.2 Results of Data Collection.- 2.2.1 General.- 2.2.2 Graphics Used.- 2.2.3 Networking Used.- 2.3 A Taxonomy for Application Classification.- 2.3.1 Overview.- 2.3.2 Classification Metrics.- 2.3.3 Derivation of Taxonomy.- 2.3.4 Taxonomy Framework.- 2.3.5 Initial Elaboration of the Taxonomy Framework.- 2.4 Examples of Using the Taxonomy Framework.- 2.4.1 Wide Range of Requirements.- 2.4.2 Similar Requirements.- 2.4.3 Multiple Associations.- 2.4.4 Semantic Content of Image Data.- 2.4.5 Design and Analysis Aid.- 2.5 Conclusions.- 2.5.1 Summary.- 2.5.2 Future Development.- 2.5.3 Acknowledgements.- 3 Network Connectivity Study.- 3.1 Introduction.- 3.2 Networking Requirements of the Application Prototype.- 3.3 PSPDN Connections and Host Equipment at Partner Sites.- 3.4 Performance and Reliability of PSPDNs.- 3.4.1 COSINE Performance Study.- 3.4.2 COSINE Reliability Study.- 3.4.3 Availability of Higher Speed Services.- 3.5 Development of a Testing Regime.- 3.6 Results of Throughput and Reliability Tests.- 3.6.1 Throughput Results.- 3.6.2 Reliability.- 3.7 Conclusions.- 3.8 Recommendations Concerning the Application Prototype.- 4 Standardization Activities.- 4.1 Standards.- 4.2 CGM and FTAM.- 4.2.1 Introduction.- 4.2.2 Mapping the CGM onto FTAM.- 4.2.3 Implementation of the Document Type.- 4.2.4 Evaluation of Document Types for General Structured Access.- 4.3 ASN.1 Notation for CGM.- 4.3.1 Background and Overview.- 4.3.2 Coverage of CGM Elements.- 4.3.3 Approach to ASN. 1 Description.- 4.3.4 ARGOSI CGM-ASN.1 Tools.- 4.3.5 Comparison of BER with Other Encodings.- 4.3.6 Final Status.- 4.3.7 Interim Conclusions.- 4.4 Mapping of the X Window System onto an OSI stack.- 5 The ARGOSI Demonstrator.- 5.1 The Demonstrator Scenario.- 5.2 The User's View.- 5.3 Architecture of the Application.- 5.4 OSI Services.- 5.4.1 Common API Specifications and Implementation.- 5.4.2 First Implementation of a Hierarchical Document Type.- 5.4.3 Three Different Implementations.- 5.4.4 Limitations.- 5.4.5 Performance.- 5.5 Graphics Services.- 5.5.1 The Use of Metafiles.- 5.5.2 Editing of Metafiles.- 5.5.3 Use of CGM Amendment 1.- 5.5.4 Relationship between CGM and CGI.- 5.5.5 CGM Toolkits.- 5.5.6 CGI Implementation.- 5.5.7 Summary.- 5.6 GDF to CGM Format Converter.- 5.7 How did the Prototype Application Meet the Aims?.- 5.7.1 Introduction.- 5.7.2 Meeting the Aims.- 5.7.3 Summary.- 5.8 Conclusions.- 6 The ARGOSI Workshops.- 6.1 Graphics and Communications.- 6.1.1 Structure.- 6.1.2 Discussions.- 6.1.3 Discussion Groups.- 6.1.4 Summary and Conclusions.- 6.2 Distributed Window Systems.- 6.2.1 Structure.- 6.2.2 Working Groups.- 6.2.3 Conclusions and Recommendations.- 6.2.4 Proceedings.- 7 Evaluation of the Project.- 7.1 Demonstration at the 1991 ESPRIT Exhibition in Brussels.- 7.2 Dissemination of Results.- 7.2.1 Input to Standardization Bodies.- 7.2.2 Registration of CGM-FTAM Document Type.- 7.2.3 Finalization and Publication of ISO/IEC 9636 (CGI).- 7.2.4 Finalization and Publication of Amendments to ISO/IEC 8632 (CGM)..- 7.2.5 Transfer Formats for CGM Based on ASN.1.- 7.3 Contribution to Workshops and Conferences.- 7.4 Summary of Achievements.- Appendix 1-Summaries of Throughput Results.- Appendix 2-Call Failures.- Appendix 3-ASN.1 Notation for CGM Subset.- Appendix 4-Contributors to the Project Work.- Appendix 5-Publications and Contributions.