| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| dtx_enc.h | 89 extern const Word16 lsp_init_data[];
103 Word16 lsp_hist[M * DTX_HIST_SIZE];
104 Word16 log_en_hist[DTX_HIST_SIZE];
105 Word16 hist_ptr;
106 Word16 log_en_index;
107 Word16 init_lsf_vq_index;
108 Word16 lsp_index[3];
111 Word16 dtxHangoverCount;
112 Word16 decAnaElapsedCount;
130 Word16 dtx_enc_init(dtx_encState **st)
[all...] |
| gain_q.cpp | 174 Word16 gainQuant_init(gainQuantState **state)
274 Word16 gainQuant_reset(gainQuantState *state)
386 res -- Word16 array -- LP residual, Q0
387 exc -- Word16 array -- LTP excitation (unfiltered), Q0
388 code -- Word16 array -- CB innovation (unfiltered), Q13
390 xn -- Word16 array -- Target vector.
391 xn2 -- Word16 array -- Target vector.
392 y1 -- Word16 array -- Adaptive codebook.
393 Y2 -- Word16 array -- Filtered innovative vector.
394 g_coeff -- Word16 array -- Correlations <xn y1> <y1 y1
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| calc_cor.h | 76 void comp_corr(Word16 scal_sig[], /* i : scaled signal. */
77 Word16 L_frame, /* i : length of frame to compute pitch */
78 Word16 lag_max, /* i : maximum lag */
79 Word16 lag_min, /* i : minimum lag */
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| cbsearch.cpp | 55 x[] -- array of type Word16 -- target vector, Q0
56 h[] -- array of type Word16 -- impulse response of weighted synthesis
59 T0 -- Word16 -- Pitch lag
60 pitch_sharp -- Word16 -- Last quantized pitch gain, Q14
61 gain_pit -- Word16 gain_pit -- Pitch gain, Q14
62 res2[] -- array of type Word16 -- Long term prediction residual, Q0
64 subNr -- Word16 -- subframe number
67 code[] -- array of type Word16 -- Innovative codebook, Q13
68 y[] -- array of type Word16 -- filtered fixed codebook excitation
71 anap -- Double pointer to Word16 -- Signs of the pulse
[all...] |
| cod_amr.h | 129 Word16 old_speech[L_TOTAL];
130 Word16 *speech, *p_window, *p_window_12k2;
131 Word16 *new_speech; /* Global variable */
134 Word16 old_wsp[L_FRAME + PIT_MAX];
135 Word16 *wsp;
138 Word16 old_lags[5];
139 Word16 ol_gain_flg[2];
142 Word16 old_exc[L_FRAME + PIT_MAX + L_INTERPOL];
143 Word16 *exc;
146 Word16 ai_zero[L_SUBFR + MP1]
[all...] |
| cor_h_x.cpp | 118 filter; vector contents are of type Word16; vector length is
120 x = target signal vector; vector contents are of type Word16; vector
123 impulse response; vector contents are of type Word16; vector
125 sf = scaling factor of type Word16 ; 2 when mode is MR122, 1 for all
168 Word16 h[], // (i): impulse response of weighted synthesis filter
169 Word16 x[], // (i): target
170 Word16 dn[], // (o): correlation between target and h[]
171 Word16 sf // (i): scaling factor: 2 for 12.2, 1 for others
179 Word16 h[], // (i): impulse response of weighted synthesis filter
180 Word16 x[], // (i): targe
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| gain_q.h | 116 Word16 sf0_exp_gcode0;
117 Word16 sf0_frac_gcode0;
118 Word16 sf0_exp_target_en;
119 Word16 sf0_frac_target_en;
120 Word16 sf0_exp_coeff[5];
121 Word16 sf0_frac_coeff[5];
122 Word16 *gain_idx_ptr;
133 Word16 gainQuant_init(gainQuantState **st);
139 Word16 gainQuant_reset(gainQuantState *st);
151 Word16 res[], /* i : LP residual, Q0 *
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| spreproc.h | 110 const Word16 gamma1[], /* i : spectral exp. factor 1 */
111 const Word16 gamma1_12k2[],/* i : spectral exp. factor 1 for EFR */
112 const Word16 gamma2[], /* i : spectral exp. factor 2 */
113 Word16 *A, /* i : A(z) unquantized for the 4 subframes */
114 Word16 *Aq, /* i : A(z) quantized for the 4 subframes */
115 Word16 *speech, /* i : speech segment */
116 Word16 *mem_err, /* i : pointer to error signal */
117 Word16 *mem_w0, /* i : memory of weighting filter */
118 Word16 *zero, /* i : pointer to zero vector */
119 Word16 ai_zero[], /* o : history of weighted synth. filter *
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| spstproc.h | 110 Word16 *speech, /* i : speech segment */
112 Word16 i_subfr, /* i : Subframe nr */
113 Word16 gain_pit, /* i : Pitch gain Q14 */
114 Word16 gain_code, /* i : Decoded innovation gain */
115 Word16 *Aq, /* i : A(z) quantized for the 4 subframes */
116 Word16 synth[], /* i : Local snthesis */
117 Word16 xn[], /* i : Target vector for pitch search */
118 Word16 code[], /* i : Fixed codebook exitation */
119 Word16 y1[], /* i : Filtered adaptive exitation */
120 Word16 y2[], /* i : Filtered fixed codebook excitation *
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/common/include/ |
| basic_op_c_equivalent.h | 186 var1 = 16 bit short signed integer (Word16) whose value falls in
188 var2 = 16 bit short signed integer (Word16) whose value falls in
199 __inline Word32 L_mac(Word32 L_var3, Word16 var1, Word16 var2, Flag *pOverflow)
233 L_var1 = 16 bit short signed integer (Word16) whose value falls in
236 L_var2 = 16 bit short signed integer (Word16) whose value falls in
247 static inline Word32 L_mult(Word16 var1, Word16 var2, Flag *pOverflow)
277 var1 = 16 bit short signed integer (Word16) whose value falls in
279 var2 = 16 bit short signed integer (Word16) whose value falls i
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| basic_op_arm_gcc_v5.h | 184 var1 = 16 bit short signed integer (Word16) whose value falls in
186 var2 = 16 bit short signed integer (Word16) whose value falls in
197 static inline Word32 L_mac(Word32 L_var3, Word16 var1, Word16 var2, Flag *pOverflow)
226 L_var1 = 16 bit short signed integer (Word16) whose value falls in
229 L_var2 = 16 bit short signed integer (Word16) whose value falls in
241 __inline Word32 L_mult(Word16 var1, Word16 var2, Flag *pOverflow)
273 var1 = 16 bit short signed integer (Word16) whose value falls in
275 var2 = 16 bit short signed integer (Word16) whose value falls i
[all...] |
| basic_op_arm_v5.h | 177 var1 = 16 bit short signed integer (Word16) whose value falls in
179 var2 = 16 bit short signed integer (Word16) whose value falls in
190 __inline Word32 L_mac(Word32 L_var3, Word16 var1, Word16 var2, Flag *pOverflow)
209 L_var1 = 16 bit short signed integer (Word16) whose value falls in
212 L_var2 = 16 bit short signed integer (Word16) whose value falls in
223 __inline Word32 L_mult(Word16 var1, Word16 var2, Flag *pOverflow)
250 var1 = 16 bit short signed integer (Word16) whose value falls in
252 var2 = 16 bit short signed integer (Word16) whose value falls i
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/dec/src/ |
| sp_dec.h | 82 Word16 GSMInitDecode(void **state_data,
90 Word16 Speech_Decode_Frame_reset(void *state_data);
103 Word16 *serial, /* i : serial bit stream */
105 Word16 *synth /* o : synthesis speech (postfiltered */
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| pstfilt.cpp | 127 static const Word16 gamma3_MR122[M] =
133 static const Word16 gamma3[M] =
138 static const Word16 gamma4_MR122[M] =
144 static const Word16 gamma4[M] =
238 Word16 Post_Filter_reset(Post_FilterState *state)
246 memset(state->mem_syn_pst, 0, sizeof(Word16)*M);
247 memset(state->res2, 0, sizeof(Word16)*L_SUBFR);
248 memset(state->synth_buf, 0, sizeof(Word16)*(L_FRAME + M));
314 Word16 *syn, // i/o : synthesis speech (postfiltered is output)
315 Word16 *Az_4 // i : interpolated LPC parameters in all subfr
[all...] |
| ph_disp.cpp | 167 Word16 i;
208 Word16 ph_disp_reset(ph_dispState *state)
210 register Word16 i;
394 x = LTP excitation signal buffer (Word16)
395 cbGain = codebook gain (Word16)
396 ltpGain = LTP gain (Word16)
397 inno = innovation buffer (Word16)
398 pitch_fac = pitch factor used to scale the LTP excitation (Word16)
400 innovation before rounding (Word16)
441 Word16 x[], // i/o Q0 : in: LTP excitation signa
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| agc.cpp | 91 in = input signal (Word16)
92 l_trm = input signal length (Word16)
126 Word16 in[], // i : input signal (length l_trm)
127 Word16 l_trm // i : signal length
131 Word16 i, temp;
169 Word16 in[], /* i : input signal (length l_trm) */
170 Word16 l_trm, /* i : signal length */
176 Word16 i;
177 Word16 temp;
196 in = input signal (Word16)
[all...] |
| dtx_dec.cpp | 98 static const Word16 lsf_hist_mean_scale[M] =
115 static const Word16 dtx_log_en_adjust[9] =
247 Word16 dtx_dec_reset(dtx_decState *st)
249 Word16 i;
310 memset(st->lsf_hist_mean, 0, sizeof(Word16)*M*DTX_HIST_SIZE);
389 Word16 mem_syn[], // i/o : AMR decoder state
395 Word16 parm[], // i : Vector of synthesis parameters
396 Word16 synth[], // o : synthesised speech
397 Word16 A_t[] // o : decoded LP filter in 4 subframes
400 Word16 log_en_index
[all...] |
| c_g_aver.h | 100 Word16 cbGainHistory[L_CBGAINHIST];
103 Word16 hangVar; /* counter; */
104 Word16 hangCount; /* counter; */
119 Word16 Cb_gain_average_init(Cb_gain_averageState **st);
126 Word16 Cb_gain_average_reset(Cb_gain_averageState *st);
141 Word16 Cb_gain_average(
144 Word16 gain_code, /* i : CB gain Q1 */
145 Word16 lsp[], /* i : The LSP for the current frame Q15 */
146 Word16 lspAver[], /* i : The average of LSP for 8 frames Q15 */
147 Word16 bfi, /* i : bad frame indication flag *
[all...] |
| ex_ctrl.cpp | 88 excitation = pointer to current subframe excitation of type Word16
89 excEnergy = Exc. Energy, sqrt(totEx*totEx) of type Word16
90 exEnergyHist = pointer to history of subframe energies of type Word16
91 voicedHangover = # of fr. after last voiced fr of type Word16
92 carefulFlag = restrict dynamic in scaling of type Word16
151 Word16 Ex_ctrl(Word16 excitation[], /*i/o: Current subframe excitation */
152 Word16 excEnergy, /* i : Exc. Energy, sqrt(totEx*totEx)*/
153 Word16 exEnergyHist[], /* i : History of subframe energies */
154 Word16 voicedHangover, /* i : # of fr. after last voiced fr.*
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrwbenc/inc/ |
| log2_tab.h | 28 static const Word16 table[33] =
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/asm/ARMV7/ |
| pred_lt4_1_neon.s | 18 @ Word16 exc[], /* in/out: excitation buffer */
19 @ Word16 T0, /* input : integer pitch lag */
20 @ Word16 frac, /* input : fraction of lag */
21 @ Word16 L_subfr /* input : subframe size */
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| syn_filt_neon.s | 18 @ Word16 a[], /* (i) Q12 : a[m+1] prediction coefficients */
19 @ Word16 x[], /* (i) : input signal */
20 @ Word16 y[], /* (o) : output signal */
21 @ Word16 mem[], /* (i/o) : memory associated with this filtering. */
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| cor_h_x.c | 36 Word16 h[], /* (i) Q12 : impulse response of weighted synthesis filter */
37 Word16 x[], /* (i) Q0 : target vector */
38 Word16 dn[] /* (o) <12bit : correlation between target and h[] */
43 Word16 *p1, *p2;
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| /external/webrtc/src/common_audio/signal_processing/ |
| min_max_operations.c | 33 // Maximum absolute value of word16 vector.
57 // Index of maximum absolute value in a word16 vector.
103 // Maximum value of word16 vector.
123 // Index of maximum value in a word16 vector.
183 // Minimum value of word16 vector.
200 // Index of minimum value in a word16 vector.
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| /frameworks/av/media/libstagefright/codecs/amrnb/common/src/ |
| reorder.cpp | 85 lsf = vector of LSFs (range: 0<=val<=0.5)(Word16)
86 min_dist = minimum required distance (Word16)
87 n = LPC order (Word16)
93 lsf -> reordered vector of LSFs (Word16)
124 Word16 *lsf, // (i/o) : vector of LSFs (range: 0<=val<=0.5)
125 Word16 min_dist, // (i) : minimum required distance
126 Word16 n // (i) : LPC order
129 Word16 i;
130 Word16 lsf_min;
174 Word16 *lsf, /* (i/o) : vector of LSFs (range: 0<=val<=0.5) *
[all...] |
