1 /*
2 * AAC encoder quantizer
3 * Copyright (C) 2015 Rostislav Pehlivanov
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 /**
23 * @file
24 * AAC encoder quantizer
25 * @author Rostislav Pehlivanov ( atomnuker gmail com )
26 */
27
28 #ifndef AVCODEC_AACENC_QUANTIZATION_H
29 #define AVCODEC_AACENC_QUANTIZATION_H
30
31 #include <stddef.h>
32
35
36
38 const float *in,
float *
quant,
const float *scaled,
39 int size,
int scale_idx,
int cb,
40 const float lambda, const float uplim,
41 int *
bits,
float *energy);
42
44 const float *scaled,
int size,
int scale_idx,
45 int cb,
const float lambda,
const float uplim,
46 int *
bits,
float *energy)
47 {
49 cb, lambda, uplim,
bits, energy);
50 }
51
53 const float *scaled,
int size,
int scale_idx,
54 int cb,
const float lambda,
const float uplim,
55 int *
bits,
float *energy)
56 {
57 int auxbits;
59 cb, 0.0
f, uplim, &auxbits, energy);
62 }
63 return auxbits;
64 }
65
67
68 #endif /* AVCODEC_AACENC_QUANTIZATION_H */