aacpsy.h
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1 /*
2  * AAC encoder psychoacoustic model
3  * Copyright (C) 2008 Konstantin Shishkov
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_AACPSY_H
23 #define AVCODEC_AACPSY_H
24 
25 #include "avcodec.h"
26 #include "aac.h"
27 //#include "lowpass.h"
28 
30  AAC_PSY_TEST, ///< a sample model to exercise encoder
31  AAC_PSY_3GPP, ///< model following recommendations from 3GPP TS 26.403
32 
33  AAC_NB_PSY_MODELS ///< total number of psychoacoustic models, since it's not a part of the ABI new models can be added freely
34 };
35 
36 /**
37  * context used by psychoacoustic model
38  */
39 typedef struct AACPsyContext {
40  AVCodecContext *avctx; ///< encoder context
42 
43 /**
44  * Cleanup model context at the end.
45  *
46  * @param ctx model context
47  */
48 void ff_aac_psy_end(AACPsyContext *ctx);
49 
50 #endif /* AVCODEC_AACPSY_H */
void ff_aac_psy_end(AACPsyContext *ctx)
Cleanup model context at the end.
a sample model to exercise encoder
Definition: aacpsy.h:30
total number of psychoacoustic models, since it&#39;s not a part of the ABI new models can be added freel...
Definition: aacpsy.h:33
external API header
model following recommendations from 3GPP TS 26.403
Definition: aacpsy.h:31
AAC definitions and structures.
AVCodecContext * avctx
encoder context
Definition: aacpsy.h:40
main external API structure.
context used by psychoacoustic model
Definition: aacpsy.h:39
struct AACPsyContext AACPsyContext
context used by psychoacoustic model
AACPsyModelType
Definition: aacpsy.h:29