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author | Sean Bartell <wingedtachikoma@gmail.com> | 2011-06-25 21:32:25 -0400 |
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committer | Nils Wallménius <nils@rockbox.org> | 2012-04-25 22:13:20 +0200 |
commit | f40bfc9267b13b54e6379dfe7539447662879d24 (patch) | |
tree | 9b20069d5e62809ff434061ad730096836f916f2 /lib/rbcodec/codecs/liba52/a52.h | |
parent | a0009907de7a0107d49040d8a180f140e2eff299 (diff) | |
download | rockbox-f40bfc9267b13b54e6379dfe7539447662879d24.tar.gz rockbox-f40bfc9267b13b54e6379dfe7539447662879d24.zip |
Add codecs to librbcodec.
Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97
Reviewed-on: http://gerrit.rockbox.org/137
Reviewed-by: Nils Wallménius <nils@rockbox.org>
Tested-by: Nils Wallménius <nils@rockbox.org>
Diffstat (limited to 'lib/rbcodec/codecs/liba52/a52.h')
-rw-r--r-- | lib/rbcodec/codecs/liba52/a52.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/lib/rbcodec/codecs/liba52/a52.h b/lib/rbcodec/codecs/liba52/a52.h new file mode 100644 index 0000000000..e852e8d6bb --- /dev/null +++ b/lib/rbcodec/codecs/liba52/a52.h | |||
@@ -0,0 +1,67 @@ | |||
1 | /* | ||
2 | * a52.h | ||
3 | * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org> | ||
4 | * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> | ||
5 | * | ||
6 | * This file is part of a52dec, a free ATSC A-52 stream decoder. | ||
7 | * See http://liba52.sourceforge.net/ for updates. | ||
8 | * | ||
9 | * a52dec is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License as published by | ||
11 | * the Free Software Foundation; either version 2 of the License, or | ||
12 | * (at your option) any later version. | ||
13 | * | ||
14 | * a52dec is distributed in the hope that it will be useful, | ||
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
17 | * GNU General Public License for more details. | ||
18 | * | ||
19 | * You should have received a copy of the GNU General Public License | ||
20 | * along with this program; if not, write to the Free Software | ||
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
22 | */ | ||
23 | |||
24 | #ifndef A52_H | ||
25 | #define A52_H | ||
26 | |||
27 | #if defined(LIBA52_FIXED) | ||
28 | typedef int32_t sample_t; | ||
29 | typedef int32_t level_t; | ||
30 | #elif defined(LIBA52_DOUBLE) | ||
31 | typedef double sample_t; | ||
32 | typedef double level_t; | ||
33 | #else | ||
34 | typedef float sample_t; | ||
35 | typedef float level_t; | ||
36 | #endif | ||
37 | |||
38 | typedef struct a52_state_s a52_state_t; | ||
39 | |||
40 | #define A52_CHANNEL 0 | ||
41 | #define A52_MONO 1 | ||
42 | #define A52_STEREO 2 | ||
43 | #define A52_3F 3 | ||
44 | #define A52_2F1R 4 | ||
45 | #define A52_3F1R 5 | ||
46 | #define A52_2F2R 6 | ||
47 | #define A52_3F2R 7 | ||
48 | #define A52_CHANNEL1 8 | ||
49 | #define A52_CHANNEL2 9 | ||
50 | #define A52_DOLBY 10 | ||
51 | #define A52_CHANNEL_MASK 15 | ||
52 | |||
53 | #define A52_LFE 16 | ||
54 | #define A52_ADJUST_LEVEL 32 | ||
55 | |||
56 | a52_state_t * a52_init (uint32_t mm_accel); | ||
57 | sample_t * a52_samples (a52_state_t * state); | ||
58 | int a52_syncinfo (uint8_t * buf, int * flags, | ||
59 | int * sample_rate, int * bit_rate); | ||
60 | int a52_frame (a52_state_t * state, uint8_t * buf, int * flags, | ||
61 | level_t * level, sample_t bias); | ||
62 | void a52_dynrng (a52_state_t * state, | ||
63 | level_t (* call) (level_t, void *), void * data); | ||
64 | int a52_block (a52_state_t * state); | ||
65 | void a52_free (a52_state_t * state); | ||
66 | |||
67 | #endif /* A52_H */ | ||