參數(shù)資料
型號: AP77016-B07
英文描述: USAP77016-B07 MP3 Audio Decoder Middleware User's Manual | User's Manual[09/2002]
中文描述: USAP77016 - B07 MP3音頻解碼器中間件用戶手冊|用戶手冊[09/2002]
文件頁數(shù): 39/47頁
文件大?。?/td> 291K
代理商: AP77016-B07
APPENDIX SAMPLE PROGRAM SOURCE
User’s Manual U15152EJ2V0UM
39
sample.asm
(2/3)
dp0 = def_pce_setting
call a2d_set_adif_header
if(r0==0) jmp dec_error_fatal
;
;
; PCE element information invalid
#else
r4l = aac_read_1word
r5l = aac_dec_fillbits
r6l = lib_Scratch_x
r7l = lib_Scratch_y
clr(r0)
r0l = _A2D_INI_DECODE_HEADER | _A2D_COMPREX_HEADER_SEARCH
;
;
;
;
;
; initialize internal memory and read header
;
;
;
; initialize failed
;
;
;
dp0 = user_input_bs
call a2d_InitDec
*user_dec_mode:x=r0l
if(r0==0) jmp dec_error_fatal
call a2d_GetStatus
*user_decoded_size:x = r4h
*user_decoded_size+1:x = r4l
#endif
test_loop:
r1eh = *user_file_size:x
r1l = *user_file_size+1:x
r0eh = *user_decoded_size :x
r0l = *user_decoded_size+1:x
;
;
;
;
r1 = r1-r0
r1 = r1-1
if(r1<=0) jmp finish
call user_wait
clr(r1)
r1l = *user_skip_flag:x
clr(r0)
r0l = *user_dec_mode:x
start_dec:
call a2d_Dec
if(r0==0) jmp dec_error
call a2d_GetStatus
r1eh = *user_decoded_size :x
r1l = *user_decoded_size+1:x
r1 = r1 + r4
*user_decoded_size :x = r1h
*user_decoded_size+1:x = r1l
;
; all RAW_DATA_BLOCK larger than 1 byte
;
;
;
;
;
;
;
; if decoder failed jmp infinit loop
;
;
;
;
;
;
if(r3!=0) jmp _start_next_decode
;
_start_next_decode:
jmp test_loop
;
finish:
nop
jmp start_up
;
;
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