CONTENTS

Appendix 1 - Description of ISO/IEC 11172-3 coding method  Coding of moving pictures and associated audio for digital storage media  at up to about 1.5 Mbit/s – Part 3: Audio    
 1     Encoding    
 2     Layers 
 3     Coded bit stream format  
 4     Decoding   
Appendix 2 - Guidelines for operating ISO/IEC 11172-3 codecs  at specific bit rates    
 1     Free format
 2     Use of the ancillary data field (for Layer II)           
 3     Dynamic bit rate switching (for Layer III) 
Appendix 3 - Description of ISO/IEC 13818-7 coding method  Generic coding of moving pictures and associated audio  information – Part 7: Advanced Audio Coding (AAC)    
 1     Introduction      
 2     Encoding    
 3     Decoding   
Appendix 4 - Description of AC-3 coding method    
 1     Encoding    
 2     Decoding   
Appendix 5 - Perceptual objective methods    
Appendix 6 - Selection methodology of the recommended low bit rate  audio codecs in the tests conducted in 1992-1993