USBB17AP77016-XXX-B11 NEC Electronics, USBB17AP77016-XXX-B11 Datasheet - Page 47

• Manufacturer Part Number: USBB17AP77016-XXX-B11
• Description: DSP middleware(WMA (Windows Media Audio)decoder)
• Manufacturer: NEC Electronics

_pre_set_size_1024:
_pre_set_size_2048:
_pre_set_size_end:
*desc_description_len:x = r0l
*desc_rating_len:x = r0l
call Init_FileCBGetData
;;=========================================================;;
;;
;;=========================================================;;
call wmad_GetVersion
;;=========================================================;;
;;
;;=========================================================;;
r0l = wmad_FileCBGetData
clr(r1)
r1l = 0x0001
r2l = desc
call wmad_FileDecodeInit
r0 = r0 ^ cWMA_NoErr
if(r0!=0) jmp _init_error
;;=========================================================;;
;;
;;=========================================================;;
r0l = StructFileInfo
call wmad_FileDecodeInfo
;;=========================================================;;
;;
;;=========================================================;;
clr(r0)
r0l = *sample_rate:x
r1 = r0 - 32000
if(r1>=0) jmp _pre_set_size_2048
r1 = r0 - 22050
if(r1>=0) jmp _pre_set_size_1024
*n_sample:x = r1l
clr(r0)
*start_flag:x = r0l
Get Version Information
Initialize WMA Decoder and Get Content Information
Get File Information
Set Size of Unit for Decode Process
r1l = 512
jmp _pre_set_size_end
r1l = 1024
jmp _pre_set_size_end
r1l = 2048
APPENDIX A SAMPLE PROGRAM SOURCE
User’s Manual U15683EJ1V0UM
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; sample per ch
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; set *start_flag:x = 0
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