xref: /aosp_15_r20/external/webrtc/modules/audio_coding/codecs/ilbc/cb_construct.h (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1 /*
2  *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 /******************************************************************
12 
13  iLBC Speech Coder ANSI-C Source Code
14 
15  WebRtcIlbcfix_CbConstruct.h
16 
17 ******************************************************************/
18 
19 #ifndef MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_CB_CONSTRUCT_H_
20 #define MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_CB_CONSTRUCT_H_
21 
22 #include <stdbool.h>
23 #include <stddef.h>
24 #include <stdint.h>
25 
26 #include "absl/base/attributes.h"
27 #include "modules/audio_coding/codecs/ilbc/defines.h"
28 
29 /*----------------------------------------------------------------*
30  *  Construct decoded vector from codebook and gains.
31  *---------------------------------------------------------------*/
32 
33 // Returns true on success, false on failure.
34 ABSL_MUST_USE_RESULT
35 bool WebRtcIlbcfix_CbConstruct(
36     int16_t* decvector,        /* (o) Decoded vector */
37     const int16_t* index,      /* (i) Codebook indices */
38     const int16_t* gain_index, /* (i) Gain quantization indices */
39     int16_t* mem,              /* (i) Buffer for codevector construction */
40     size_t lMem,               /* (i) Length of buffer */
41     size_t veclen              /* (i) Length of vector */
42 );
43 
44 #endif
45