DA8xx Delay Customization

Introduction

This page talks about customization of Speaker Location delay in PA/F.

Procedure

Definition of Channel Number

 PAF_LEFT            0
 PAF_RGHT            1
 PAF_CNTR(PAF_LCTR)  2
 PAF_RCTR            3
 PAF_WIDE(PAF_LWID)  4
 PAF_RWID            5
 PAF_OVER(PAF_LOVR)  6
 PAF_ROVR            7
 PAF_SURR(PAF_LSUR)  8
 PAF_RSUR            9
 PAF_BACK(PAF_LBAK) 10
 PAF_RBAK           11
 PAF_SUBW(PAF_LSUB) 12
 PAF_RSUB           13
 PAF_HEAD(PAF_LHED) 14
 PAF_RHED           15

Editing T:\pa\cust\vender\c999\d1\ipce_cus.c

• Set initial values

 #define IPCE_DELAY_NUMCHAN 8            /* The number of delay channels */
 #define IPCE_PARAMS_STATUS_DELAY_CUS \
   0, /* unused */ \
   1, /* unit */ \
   PAF_MAXNUMCHAN, IPCE_DELAY_NUMCHAN, /* numc, nums */ \
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* Default valule of each delay */ \
   0, /* Default value of masterDelay */

 const IPCE_ConfigPhaseVolume IPCE_PARAMS_CONFIG_PHASE_VOLUME_CUS = {
   sizeof(IPCE_ConfigPhaseVolume),
   -2*40,      /* Default volume */
 };

 /* Here is max delay time (ms) at XkHz SF.
    ex 200ms @ 192kHz = 200*192
 */
 #define IPCE_DELAY_LEFT 250*192
 #define IPCE_DELAY_RGHT 250*192
 #define IPCE_DELAY_CNTR 250*192
 #define IPCE_DELAY_LSUR 250*192 
 #define IPCE_DELAY_RSUR 250*192
 #define IPCE_DELAY_LBAK 250*192
 #define IPCE_DELAY_RBAK 250*192
 #define IPCE_DELAY_SUBW 250*192
 #define IPCE_DELAY_TOTAL        \
 (IPCE_DELAY_LEFT + IPCE_DELAY_RGHT + IPCE_DELAY_CNTR + IPCE_DELAY_LSUR + IPCE_DELAY_RSUR + IPCE_DELAY_LBAK + IPCE_DELAY_RBAK + IPCE_DELAY_SUBW) 
 #define IPCE_DELAY_ESIZE 3     /* delay sizeofElement: packed 24 bits */ 
 #define IPCE_DELAY_FSIZE 256   /* delay sizeofFrame: 256 samples */ 

 /* Add all channels that you use */
 const PAF_DelayState IPCE_PARAMS_CONFIG_PHASE_DELAYSPEC_CUS[] = {
   0, 0, IPCE_DELAY_LEFT, 0, NULL, 0, 
   0, 0, IPCE_DELAY_RGHT, 0, NULL, 0, 
   0, 0, IPCE_DELAY_CNTR, 0, NULL, 0, 
   0, 0, IPCE_DELAY_LSUR, 0, NULL, 0, 
   0, 0, IPCE_DELAY_RSUR, 0, NULL, 0, 
   0, 0, IPCE_DELAY_LBAK, 0, NULL, 0, 
   0, 0, IPCE_DELAY_RBAK, 0, NULL, 0,
   0, 0, IPCE_DELAY_SUBW, 0, NULL, 0, 
 };

 /* Add channel masks that you use */ 
 const IPCE_ConfigPhaseDelay IPCE_PARAMS_CONFIG_PHASE_DELAY_CUS = {
   sizeof(IPCE_ConfigPhaseDelay) + IPCE_DELAY_NUMCHAN * sizeof(PAF_DelayState), 
   (1<<PAF_LEFT)|(1<<PAF_RGHT)|(1<<PAF_CNTR)|(1<<PAF_LSUR)|(1<<PAF_RSUR)|(1<<PAF_LBAK)|(1<<PAF_RBAK)|(1<<PAF_SUBW), 
   IPCE_DELAY_ESIZE,
   (PAF_DelayState *)IPCE_PARAMS_CONFIG_PHASE_DELAYSPEC_CUS,
 };

Editing T:\pa\cust\vender\c999\d1\y13\patches.c

extern const IPCE_Params IPCE_PARAMS_CUS; const PAF_ASP_LinkInit encLinkInitY13[] = {

   PAF_ASP_LINKINITPARAMS (STD, PCE, TII, &IPCE_PARAMS_CUS),
   PAF_ASP_LINKNONE,

};};