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1 /*
2  * On2 Audio for Video Codec decoder
3  *
4  * Copyright (c) 2013 Konstantin Shishkov
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #ifndef AVCODEC_ON2AVCDATA_H
24 #define AVCODEC_ON2AVCDATA_H
25 
26 #include <stdint.h>
27 
28 #define ON2AVC_MAX_BANDS 112
29 #define ON2AVC_ESC_CB     15
30 
31 typedef struct On2AVCMode {
32     int num_windows;
33     int num_bands;
34     const int *band_start;
35 } On2AVCMode;
36 
37 extern const On2AVCMode ff_on2avc_modes_40[8];
38 extern const On2AVCMode ff_on2avc_modes_44[8];
39 
40 #define ON2AVC_SCALE_DIFFS 121
41 extern const uint8_t ff_on2avc_scale_diff_syms[];
42 extern const uint8_t ff_on2avc_scale_diff_bits[];
43 
44 extern const uint8_t  ff_on2avc_cb_lens[];
45 extern const uint16_t ff_on2avc_cb_syms[];
46 extern const int              ff_on2avc_cb_elems[];
47 
48 extern const float ff_on2avc_window_long_32000[1024];
49 extern const float ff_on2avc_window_long_24000[1024];
50 extern const float ff_on2avc_window_short[128];
51 
52 extern const double ff_on2avc_tab_10_1[];
53 extern const double ff_on2avc_tab_10_2[];
54 extern const double ff_on2avc_tab_20_1[];
55 extern const double ff_on2avc_tab_20_2[];
56 extern const double ff_on2avc_tab_40_1[];
57 extern const double ff_on2avc_tab_40_2[];
58 extern const double ff_on2avc_tab_84_1[];
59 extern const double ff_on2avc_tab_84_2[];
60 extern const double ff_on2avc_tab_84_3[];
61 extern const double ff_on2avc_tab_84_4[];
62 extern const double * const ff_on2avc_tabs_4_10_1[4];
63 extern const double * const ff_on2avc_tabs_4_10_2[4];
64 extern const double * const ff_on2avc_tabs_9_20_1[9];
65 extern const double * const ff_on2avc_tabs_9_20_2[9];
66 extern const double * const ff_on2avc_tabs_19_40_1[19];
67 extern const double * const ff_on2avc_tabs_19_40_2[19];
68 extern const double * const ff_on2avc_tabs_20_84_1[20];
69 extern const double * const ff_on2avc_tabs_20_84_2[20];
70 extern const double * const ff_on2avc_tabs_20_84_3[20];
71 extern const double * const ff_on2avc_tabs_20_84_4[20];
72 extern const float ff_on2avc_ctab_1[2048];
73 extern const float ff_on2avc_ctab_2[2048];
74 extern const float ff_on2avc_ctab_3[2048];
75 extern const float ff_on2avc_ctab_4[2048];
76 
77 #endif /* AVCODEC_ON2AVCDATA_H */
78