FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/aacenc_quantization.h
Date: 2022-11-26 13:19:19
Exec Total Coverage
Lines: 6 7 85.7%
Branches: 1 2 50.0%

Line Branch Exec Source
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
33 #include "aacenc.h"
34 #include "put_bits.h"
35
36
37 float ff_quantize_and_encode_band_cost(AACEncContext *s, PutBitContext *pb,
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
43 5039063 static inline float quantize_band_cost(struct AACEncContext *s, const float *in,
44 const float *scaled, int size, int scale_idx,
45 int cb, const float lambda, const float uplim,
46 int *bits, float *energy)
47 {
48 5039063 return ff_quantize_and_encode_band_cost(s, NULL, in, NULL, scaled, size, scale_idx,
49 cb, lambda, uplim, bits, energy);
50 }
51
52 3614834 static inline int quantize_band_cost_bits(struct AACEncContext *s, const float *in,
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;
58 3614834 ff_quantize_and_encode_band_cost(s, NULL, in, NULL, scaled, size, scale_idx,
59 cb, 0.0f, uplim, &auxbits, energy);
60
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3614834 if (bits) {
61 *bits = auxbits;
62 }
63 3614834 return auxbits;
64 }
65
66 #include "aacenc_quantization_misc.h"
67
68 #endif /* AVCODEC_AACENC_QUANTIZATION_H */
69