CONTENTS

Annex I – Reference fixed-point implementation for integrating G.729 CS-ACELP speech coding  main body with Annexes B, D and E    
        I.1     Scope     
        I.2     Normative references         
        I.3     Overview
        I.4     New functionality    
                  I.4.1     Annex B DTX operation with Annex D      
                  I.4.2     Annex B DTX operation with Annex E      
        I.5     Algorithm description          
                  I.5.1     Music detection     
                  I.5.2     Update of state variables specific to Annex D during discontinued transmission    
                  I.5.3     Update of state variables specific to Annex E during discontinued transmission    
        I.6     Description of C source code         
                  I.6.1     Use of the simulation software        
                  I.6.2     Organization of the simulation software        
Electronic attachment:
reference C code implementation
test vectors