struct.h

TI C54写的G729代码,视线8kbps高质量语音解码,汇编优化

;==========================================================================
;  File Name
;  ----------
;  STRUCT.ASM
;
;  Brief Description of the Code:
;  ------------------------------
;  Structure use in G.729A
;
;  Ref
;  ------
;==========================================================================
;  Requirement
;  -----------
;  G729ASpeech variable must start at address xxxx xxxx 0000 0000 due to the
;  use of circular addressing.
;--------------------------------------------------------------------------

       .include  const.h



G729ASpeech        .struct
speech_buf         .word   L_TOTAL
PreHPF_u1          .word   2
PreHPF_u2          .word   2
wsp_un             .word   M * 2        ; see wegt_sig
L_exc_err          .word   4 * 2
Lar                .word   2                                    ; perceptual weighting
lsp_coef           .word   M
lsp_coef_q         .word   M
prev_lsp_vec       .word   M * 4
bflat              .word   1                                    ; perceptual weighting
sharp              .word   1
past_qua_eng       .word   4
mem_syn            .word   M
mem_w              .word   M     
mem_w0             .word   M
mem_zero           .word   M
mem_err            .word   M                                    ; wsp_buf must be after mem_err
wsp_buf            .word   L_FRAME + PIT_MAX                    ; also use for error
exc_buf            .word   L_FRAME + PIT_MAX + L_INTERPOL
G729ASpeechLen     .endstruct

Str_Conv           .struct
ptr_x              .word   1
ptr_h              .word   1
ptr_y              .word   1
Str_Conv_Len       .endstruct

Str_Norm_Corr      .struct
ptr_exc            .word   1
ptr_xn             .word   1
ptr_h              .word   1
t_min              .word   1
t_max              .word   1
ptr_corr           .word   1
Str_Norm_Corr_Len  .endstruct


Str_Pitch_fr3      .struct
ptr_exc            .word   1
ptr_xn             .word   1
prt_h              .word   1
t0_min             .word   1
t0_max             .word   1
i_subfr            .word   1
ptr_pit_frac       .word   1
Str_Pitch_fr3_Len  .endstruct


Str_Lag_max        .struct
ptr_signal         .word   1
lag_max            .word   1
lag_min            .word   1
ptr_cor_max        .word   1
Str_Lag_max_Len    .endstruct

Str_G729ADec       .struct
prm                .word   PRM_SIZE + 1
status             .word   1
old_T0             .word   1
T0_first           .word   1
sharp              .word   1
prev_ma            .word   1
voicing            .word   1
gain_prec          .word   1
past_qua_eng       .word   4
prev_lsp_vec       .word   M * 4
lsp_coef           .word   M
lsp_coef_q         .word   M
mem_syn            .word   M
mem_step           .word   M
PostHPF_buf        .word   5
apond2             .word   LONG_H_ST
pst_out            .word   L_FRAME
synth_buf          .word   L_FRAME + M
res2               .word   SIZ_RES2
exc_buf            .word   L_FRAME + PIT_MAX + L_INTERPOL
StrLen_G729ADec    .endstruct