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avcodec: Set AV_CODEC_CAP_CHANNEL_CONF in more decoders
[ffmpeg] / libavcodec / mpegaudiodec_fixed.c
1 /*
2  * Fixed-point MPEG audio decoder
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg 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  * FFmpeg 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 FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20
21 #include "config.h"
22 #include "libavutil/samplefmt.h"
23
24 #define USE_FLOATS 0
25
26 #include "mpegaudio.h"
27
28 #define SHR(a,b)       (((int)(a))>>(b))
29 /* WARNING: only correct for positive numbers */
30 #define FIXR_OLD(a)    ((int)((a) * FRAC_ONE + 0.5))
31 #define FIXR(a)        ((int)((a) * FRAC_ONE + 0.5))
32 #define FIXHR(a)       ((int)((a) * (1LL<<32) + 0.5))
33 #define MULH3(x, y, s) MULH((s)*(x), y)
34 #define MULLx(x, y, s) MULL((int)(x),(y),s)
35 #define RENAME(a)      a ## _fixed
36 #define OUT_FMT   AV_SAMPLE_FMT_S16
37 #define OUT_FMT_P AV_SAMPLE_FMT_S16P
38
39 #include "mpegaudiodec_template.c"
40
41 #if CONFIG_MP1_DECODER
42 AVCodec ff_mp1_decoder = {
43     .name           = "mp1",
44     .long_name      = NULL_IF_CONFIG_SMALL("MP1 (MPEG audio layer 1)"),
45     .type           = AVMEDIA_TYPE_AUDIO,
46     .id             = AV_CODEC_ID_MP1,
47     .priv_data_size = sizeof(MPADecodeContext),
48     .init           = decode_init,
49     .decode         = decode_frame,
50     .capabilities   = AV_CODEC_CAP_CHANNEL_CONF |
51                       AV_CODEC_CAP_DR1,
52     .flush          = flush,
53     .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
54                                                       AV_SAMPLE_FMT_S16,
55                                                       AV_SAMPLE_FMT_NONE },
56 };
57 #endif
58 #if CONFIG_MP2_DECODER
59 AVCodec ff_mp2_decoder = {
60     .name           = "mp2",
61     .long_name      = NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
62     .type           = AVMEDIA_TYPE_AUDIO,
63     .id             = AV_CODEC_ID_MP2,
64     .priv_data_size = sizeof(MPADecodeContext),
65     .init           = decode_init,
66     .decode         = decode_frame,
67     .capabilities   = AV_CODEC_CAP_CHANNEL_CONF |
68                       AV_CODEC_CAP_DR1,
69     .flush          = flush,
70     .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
71                                                       AV_SAMPLE_FMT_S16,
72                                                       AV_SAMPLE_FMT_NONE },
73 };
74 #endif
75 #if CONFIG_MP3_DECODER
76 AVCodec ff_mp3_decoder = {
77     .name           = "mp3",
78     .long_name      = NULL_IF_CONFIG_SMALL("MP3 (MPEG audio layer 3)"),
79     .type           = AVMEDIA_TYPE_AUDIO,
80     .id             = AV_CODEC_ID_MP3,
81     .priv_data_size = sizeof(MPADecodeContext),
82     .init           = decode_init,
83     .decode         = decode_frame,
84     .capabilities   = AV_CODEC_CAP_CHANNEL_CONF |
85                       AV_CODEC_CAP_DR1,
86     .flush          = flush,
87     .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
88                                                       AV_SAMPLE_FMT_S16,
89                                                       AV_SAMPLE_FMT_NONE },
90 };
91 #endif
92 #if CONFIG_MP3ADU_DECODER
93 AVCodec ff_mp3adu_decoder = {
94     .name           = "mp3adu",
95     .long_name      = NULL_IF_CONFIG_SMALL("ADU (Application Data Unit) MP3 (MPEG audio layer 3)"),
96     .type           = AVMEDIA_TYPE_AUDIO,
97     .id             = AV_CODEC_ID_MP3ADU,
98     .priv_data_size = sizeof(MPADecodeContext),
99     .init           = decode_init,
100     .decode         = decode_frame_adu,
101     .capabilities   = AV_CODEC_CAP_CHANNEL_CONF |
102                       AV_CODEC_CAP_DR1,
103     .flush          = flush,
104     .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
105                                                       AV_SAMPLE_FMT_S16,
106                                                       AV_SAMPLE_FMT_NONE },
107 };
108 #endif
109 #if CONFIG_MP3ON4_DECODER
110 AVCodec ff_mp3on4_decoder = {
111     .name           = "mp3on4",
112     .long_name      = NULL_IF_CONFIG_SMALL("MP3onMP4"),
113     .type           = AVMEDIA_TYPE_AUDIO,
114     .id             = AV_CODEC_ID_MP3ON4,
115     .priv_data_size = sizeof(MP3On4DecodeContext),
116     .init           = decode_init_mp3on4,
117     .close          = decode_close_mp3on4,
118     .decode         = decode_frame_mp3on4,
119     .capabilities   = AV_CODEC_CAP_CHANNEL_CONF |
120                       AV_CODEC_CAP_DR1,
121     .flush          = flush_mp3on4,
122     .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
123                                                       AV_SAMPLE_FMT_NONE },
124     .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
125 };
126 #endif