| /external/libopus/ |
| autogen.sh | 14 autoreconf -isf
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| isp_isf.c | 21 * Isp_isf Transformation isp to isf *
22 * Isf_isp Transformation isf to isp *
24 * The transformation from isp[i] to isf[i] and isf[i] to isp[i] *
35 Word16 isf[], /* (o) Q15 : isf[m] normalized (range: 0.0<=val<=0.5) */
53 isf[i] = vo_round((L_tmp << 4)); /* (isp[i]-table[ind])*slope[ind])>>11 */
54 isf[i] = add1(isf[i], (ind << 7));
56 isf[m - 1] = (isf[m - 1] >> 1)
[all...] |
| gpclip.c | 59 Word16 isf[], /* (i) : isf values (in frequency domain) */
66 dist_min = vo_sub(isf[1], isf[0]);
70 dist = vo_sub(isf[i], isf[i - 1]);
|
| qpisf_2s.c | 20 * Description: Coding/Decodeing of ISF parameters with predication
21 * The ISF vector is quantized using two-stage VQ with split-by-2 *
39 Word16 * x, /* input : ISF residual vector */
50 * Description: Quantization of isf parameters with prediction. (46 bits) *
52 * The isf vector is quantized using two-stage VQ with split-by-2 in *
57 Word16 * isf1, /* (i) Q15 : ISF in the frequency domain (0..0.5) */
58 Word16 * isf_q, /* (o) Q15 : quantized ISF (0..0.5) */
59 Word16 * past_isfq, /* (io)Q15 : past ISF quantizer */
67 Word16 isf[ORDER]; local
72 isf[i] = vo_sub(isf1[i], mean_isf[i])
157 Word16 isf[ORDER]; local
[all...] |
| dtx.c | 160 Word16 isf[M], /* o : CN ISF vector */
179 /* average energy and isf */
191 isf[j] = (Word16)(L_isf[j] >> 3); /* divide by 8 */
218 Qisf_ns(isf, isf, indice);
295 Word16 isf_new[], /* i : isf vector */
389 /* Memorize in isf_tmp[][] the ISF vectors to be replaced by */
390 /* the median ISF vector prior to the averaging */
403 /* Perform the ISF averaging *
[all...] |
| voAMRWBEnc.c | 180 Word16 isf[M]; /* ISF (frequency domain) at 4nd sfr */ local
396 * - convert isp[] to isf[] for quantization *
397 * - quantize and code the isf[] *
398 * - convert isf[] to isp[] for interpolation *
415 Isp_isf(ispnew, isf, M);
418 Gp_clip_test_isf(isf, st->gp_clip);
546 /* Buffer isf's and energy */
564 dtx_buffer(st->dtx_encSt, isf, L_tmp, codec_mode);
567 dtx_enc(st->dtx_encSt, isf, exc2, &prms)
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrwb/src/ |
| isp_isf.cpp | 47 int16 isf[], (i) Q15 : isf[m] normalized (range: 0.0<=val<=0.5)
55 Isf_isp Transformation isf to isp
57 The transformation from isf[i] to isp[i] is
149 int16 isf[], /* (i) Q15 : isf[m] normalized (range: 0.0<=val<=0.5) */
159 isp[i] = isf[i];
161 isp[m - 1] = shl_int16(isf[m - 1], 1);
165 ind = isp[i] >> 7; /* ind = b7-b15 of isf[i] */
166 offset = (isp[i] & 0x007f); /* offset = b0-b6 of isf[i] *
[all...] |
| dtx_decoder_amr_wb.cpp | 139 pv_memcpy((void *)st->isf, (void *)isf_init, M*sizeof(*isf_init));
200 int16 isf[], /* o : CN ISF vector */
234 /* compute mean log energy and isf from decoded signal (SID_FIRST) */
241 /* average energy and isf */
265 st->isf[j] = (int16)(L_isf[j] >> 3); /* divide by 8 */
275 pv_memcpy((void *)st->isf_old, (void *)st->isf, M*sizeof(*st->isf));
307 Disf_ns(ind, st->isf);
327 pv_memcpy((void *)st->isf_old, (void *)st->isf, M*sizeof(*st->isf))
[all...] |
| dtx.h | 135 int16 isf[M]; member in struct:__anon45338
166 int16 isf[M], /* o : CN ISF vector */
173 int16 isf_new[], /* i : isf vector */
184 int16 * isf1, /* input : ISF in the frequency domain (0..0.5) */
185 int16 * isf_q, /* output: quantized ISF */
196 int16 isf[], /* o : CN ISF vector */
202 int16 isf[],
213 int16 * isf_q /* input : ISF in the frequency domain (0..0.5) *
[all...] |
| qpisf_2s.cpp | 52 Coding/Decoding of ISF parameters with prediction.
54 The ISF vector is quantized using two-stage VQ with split-by-2
127 * Decoding of ISF parameters *
132 int16 * isf_q, /* output: quantized ISF in frequency domain (0..0.5) */
133 int16 * past_isfq,/* i/0 : past ISF quantizer */
134 int16 * isfold, /* input : past quantized ISF */
135 int16 * isf_buf, /* input : isf buffer */
210 tmp = add_int16(ref_isf[i], mult_int16(past_isfq[i], MU)); /* predicted ISF */
223 * Decoding of ISF parameters
228 int16 * isf_q, /* output: quantized ISF in frequency domain (0..0.5) *
[all...] |
| pvamrwbdecoder.cpp | 306 int16 *isf = &ispnew[M]; /* ISF (frequency domain) at 4nd sfr */ local
307 int16 *isf_tmp = &isf[M];
351 dtx_dec_amr_wb(&(st->dtx_decSt), exc2, newDTXState, isf, &prms);
436 Isf_isp(isf, ispnew, M);
450 L_tmp = mac_16by16_to_int32(L_tmp, isf[i], interpol_frac[j]);
470 pv_memcpy((void *)st->isfold, (void *)isf, M*sizeof(*isf));
499 Dpisf_2s_46b(ind, isf, st->past_isfq, st->isfold, st->isf_buf, bfi, 1);
510 Dpisf_2s_36b(ind, isf, st->past_isfq, st->isfold, st->isf_buf, bfi, 1)
[all...] |
| pvamrwbdecoder_acelp.h | 104 int16 isf[], /* (i) Q15 : isf[m] normalized (range: 0.0<=val<=0.5) */
123 * isf quantizers *
128 int16 * isf_q /* input : ISF in the frequency domain (0..0.5) */
133 int16 * isf_q, /* output: quantized ISF in frequency domain (0..0.5) */
134 int16 * past_isfq, /* i/0 : past ISF quantizer */
135 int16 * isfold, /* input : past quantized ISF */
136 int16 * isf_buf, /* input : isf buffer */
142 int16 * isf_q, /* output: quantized ISF in frequency domain (0..0.5) */
143 int16 * past_isfq, /* i/0 : past ISF quantizer *
[all...] |
| /external/toolchain-utils/crosperf/ |
| benchmark.py | 35 n = int(math.ceil((stats.norm.isf((1 - p) / 2) * d / e)**2))
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/inc/ |
| dtx.h | 85 Word16 isf[M], /* o : CN ISF vector */
92 Word16 isf_new[], /* i : isf vector */
103 Word16 * isf1, /* input : ISF in the frequency domain (0..0.5) */
104 Word16 * isf_q, /* output: quantized ISF */
111 Word16 * isf_q /* input : ISF in the frequency domain (0..0.5) */
|
| acelp.h | 75 Word16 isf[], /* (o) Q15 : isf[m] normalized (range: 0.0<=val<=0.5) */
80 Word16 isf[], /* (i) Q15 : isf[m] normalized (range: 0.0<=val<=0.5) */
101 * isf quantizers *
105 Word16 * isf1, /* (i) Q15 : ISF in the frequency domain (0..0.5) */
106 Word16 * isf_q, /* (o) Q15 : quantized ISF (0..0.5) */
107 Word16 * past_isfq, /* (io)Q15 : past ISF quantizer */
113 Word16 * isf1, /* (i) Q15 : ISF in the frequency domain (0..0.5) */
114 Word16 * isf_q, /* (o) Q15 : quantized ISF (0..0.5) *
[all...] |
