aacps: Adjust some const qualifiers to suppress warnings
[libav.git] / libavcodec / aacpsdsp.h
1 /*
2 * Copyright (c) 2012 Mans Rullgard
3 *
4 * This file is part of Libav.
5 *
6 * Libav is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * Libav is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with Libav; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #ifndef LIBAVCODEC_AACPSDSP_H
22 #define LIBAVCODEC_AACPSDSP_H
23
24 #define PS_QMF_TIME_SLOTS 32
25 #define PS_AP_LINKS 3
26 #define PS_MAX_AP_DELAY 5
27
28 typedef struct PSDSPContext {
29 void (*add_squares)(float *dst, const float (*src)[2], int n);
30 void (*mul_pair_single)(float (*dst)[2], float (*src0)[2], float *src1,
31 int n);
32 void (*hybrid_analysis)(float (*out)[2], float (*in)[2],
33 const float (*filter)[8][2],
34 int stride, int n);
35 void (*hybrid_analysis_ileave)(float (*out)[32][2], float L[2][38][64],
36 int i, int len);
37 void (*hybrid_synthesis_deint)(float out[2][38][64], float (*in)[32][2],
38 int i, int len);
39 void (*decorrelate)(float (*out)[2], float (*delay)[2],
40 float (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2],
41 const float phi_fract[2], const float (*Q_fract)[2],
42 const float *transient_gain,
43 float g_decay_slope,
44 int len);
45 void (*stereo_interpolate[2])(float (*l)[2], float (*r)[2],
46 float h[2][4], float h_step[2][4],
47 int len);
48 } PSDSPContext;
49
50 void ff_psdsp_init(PSDSPContext *s);
51 void ff_psdsp_init_arm(PSDSPContext *s);
52
53 #endif /* LIBAVCODEC_AACPSDSP_H */