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author | erdgeist@erdgeist.org <erdgeist@bauklotz.fritz.box> | 2019-07-04 23:26:09 +0200 |
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committer | erdgeist@erdgeist.org <erdgeist@bauklotz.fritz.box> | 2019-07-04 23:26:09 +0200 |
commit | f02dfce6e6c34b3d8a7b8a0e784b506178e331fa (patch) | |
tree | 45556e6104242d4702689760433d7321ae74ec17 /interp.h |
stripdown of version 0.9
Diffstat (limited to 'interp.h')
-rw-r--r-- | interp.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/interp.h b/interp.h new file mode 100644 index 0000000..1247b7e --- /dev/null +++ b/interp.h | |||
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1 | /*---------------------------------------------------------------------------*\ | ||
2 | |||
3 | FILE........: interp.h | ||
4 | AUTHOR......: David Rowe | ||
5 | DATE CREATED: 9/10/09 | ||
6 | |||
7 | Interpolation of 20ms frames to 10ms frames. | ||
8 | |||
9 | \*---------------------------------------------------------------------------*/ | ||
10 | |||
11 | /* | ||
12 | Copyright (C) 2009 David Rowe | ||
13 | |||
14 | All rights reserved. | ||
15 | |||
16 | This program is free software; you can redistribute it and/or modify | ||
17 | it under the terms of the GNU Lesser General Public License version 2.1, as | ||
18 | published by the Free Software Foundation. This program is | ||
19 | distributed in the hope that it will be useful, but WITHOUT ANY | ||
20 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
21 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | ||
22 | License for more details. | ||
23 | |||
24 | You should have received a copy of the GNU Lesser General Public License | ||
25 | along with this program; if not, see <http://www.gnu.org/licenses/>. | ||
26 | */ | ||
27 | |||
28 | #ifndef __INTERP__ | ||
29 | #define __INTERP__ | ||
30 | |||
31 | #include "kiss_fft.h" | ||
32 | |||
33 | void interpolate(MODEL *interp, MODEL *prev, MODEL *next); | ||
34 | void interpolate_lsp(kiss_fft_cfg fft_dec_cfg, | ||
35 | MODEL *interp, MODEL *prev, MODEL *next, | ||
36 | float *prev_lsps, float prev_e, | ||
37 | float *next_lsps, float next_e, | ||
38 | float *ak_interp, float *lsps_interp, float Wo_min); | ||
39 | void interp_Wo(MODEL *interp, MODEL *prev, MODEL *next, float Wo_min); | ||
40 | void interp_Wo2(MODEL *interp, MODEL *prev, MODEL *next, float weight, float Wo_min); | ||
41 | float interp_energy(float prev, float next); | ||
42 | float interp_energy2(float prev, float next, float weight); | ||
43 | void interpolate_lsp_ver2(float interp[], float prev[], float next[], float weight, int order); | ||
44 | |||
45 | #endif | ||