1 /*
2  * lamelib.h - Access lame lib.
3  *
4  * Written by
5  *  Christian Vogelgsang <chris@vogelgsang.org>
6  *
7  * This file is part of VICE, the Versatile Commodore Emulator.
8  * See README for copyright notice.
9  *
10  *  This program is free software; you can redistribute it and/or modify
11  *  it under the terms of the GNU General Public License as published by
12  *  the Free Software Foundation; either version 2 of the License, or
13  *  (at your option) any later version.
14  *
15  *  This program is distributed in the hope that it will be useful,
16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  *  GNU General Public License for more details.
19  *
20  *  You should have received a copy of the GNU General Public License
21  *  along with this program; if not, write to the Free Software
22  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
23  *  02111-1307  USA.
24  *
25  */
26 
27 #ifndef VICE_MP3LAME_H
28 #define VICE_MP3LAME_H
29 
30 #include "vice.h"
31 
32 #include "lame/lame.h"
33 
34 #ifdef HAVE_STATIC_LAME
35 
36 #define vice_lame_init                          lame_init
37 #define vice_lame_close                         lame_close
38 #define vice_lame_set_num_channels              lame_set_num_channels
39 #define vice_lame_set_in_samplerate             lame_set_in_samplerate
40 #define vice_lame_set_quality                   lame_set_quality
41 #define vice_lame_set_brate                     lame_set_brate
42 #define vice_lame_init_params                   lame_init_params
43 #define vice_lame_encode_buffer_interleaved     lame_encode_buffer_interleaved
44 #define vice_lame_encode_flush                  lame_encode_flush
45 
46 #else
47 
48 #define vice_lame_init                          (lamelib.p_lame_init)
49 #define vice_lame_close                         (lamelib.p_lame_close)
50 #define vice_lame_set_num_channels              (lamelib.p_lame_set_num_channels)
51 #define vice_lame_set_in_samplerate             (lamelib.p_lame_set_in_samplerate)
52 #define vice_lame_set_quality                   (lamelib.p_lame_set_quality)
53 #define vice_lame_set_brate                     (lamelib.p_lame_set_brate)
54 #define vice_lame_init_params                   (lamelib.p_lame_init_params)
55 #define vice_lame_encode_buffer_interleaved     (lamelib.p_lame_encode_buffer_interleaved)
56 #define vice_lame_encode_flush                  (lamelib.p_lame_encode_flush)
57 
58 /* define function pointers of Lame API */
59 typedef lame_global_flags * CDECL (*lame_init_t)(void);
60 typedef int CDECL (*lame_close_t)(lame_global_flags *);
61 typedef int CDECL (*lame_set_num_channels_t)(lame_global_flags *, int);
62 typedef int CDECL (*lame_set_in_samplerate_t)(lame_global_flags *, int);
63 typedef int CDECL (*lame_set_quality_t)(lame_global_flags *, int);
64 typedef int CDECL (*lame_set_brate_t)(lame_global_flags *, int);
65 typedef int CDECL (*lame_init_params_t)(lame_global_flags *);
66 typedef int CDECL (*lame_encode_buffer_interleaved_t)(lame_global_flags*, short int [], int, unsigned char*, int);
67 typedef int CDECL (*lame_encode_flush_t)(lame_global_flags *  gfp, unsigned char*, int);
68 
69 struct lamelib_s {
70     lame_init_t                             p_lame_init;
71     lame_close_t                            p_lame_close;
72     lame_set_num_channels_t                 p_lame_set_num_channels;
73     lame_set_in_samplerate_t                p_lame_set_in_samplerate;
74     lame_set_quality_t                      p_lame_set_quality;
75     lame_set_brate_t                        p_lame_set_brate;
76     lame_init_params_t                      p_lame_init_params;
77     lame_encode_buffer_interleaved_t        p_lame_encode_buffer_interleaved;
78     lame_encode_flush_t                     p_lame_encode_flush;
79 };
80 
81 typedef struct lamelib_s lamelib_t;
82 
83 extern lamelib_t lamelib;
84 extern int lamelib_open(void);
85 extern void lamelib_close(void);
86 
87 #endif  /* ifdef HAVE_STATIC_LAME */
88 #endif  /* ifndef VICE_MP3LAME_H */
89