FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/aacenc_quantization_misc.h
Date: 2024-12-12 01:08:13
Exec Total Coverage
Lines: 12 12 100.0%
Functions: 1 1 100.0%
Branches: 8 10 80.0%

Line Branch Exec Source
1 /*
2 * AAC encoder quantization
3 * Copyright (C) 2015 Claudio Freire
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 quantization misc reusable function templates
25 * @author Claudio Freire ( klaussfreire gmail com )
26 */
27
28 #ifndef AVCODEC_AACENC_QUANTIZATION_MISC_H
29 #define AVCODEC_AACENC_QUANTIZATION_MISC_H
30
31 9118711 static inline float quantize_band_cost_cached(struct AACEncContext *s, int w, int g, const float *in,
32 const float *scaled, int size, int scale_idx,
33 int cb, const float lambda, const float uplim,
34 int *bits, float *energy, int rtz)
35 {
36 AACQuantizeBandCostCacheEntry *entry;
37 av_assert1(scale_idx >= 0 && scale_idx < 256);
38 9118711 entry = &s->quantize_band_cost_cache[scale_idx][w*16+g];
39
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9118711 if (entry->generation != s->quantize_band_cost_cache_generation || entry->cb != cb || entry->rtz != rtz) {
40 4934331 entry->rd = quantize_band_cost(s, in, scaled, size, scale_idx,
41 cb, lambda, uplim, &entry->bits, &entry->energy);
42 4934331 entry->cb = cb;
43 4934331 entry->rtz = rtz;
44 4934331 entry->generation = s->quantize_band_cost_cache_generation;
45 }
46
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9118711 if (bits)
47 9118711 *bits = entry->bits;
48
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9118711 if (energy)
49 4693123 *energy = entry->energy;
50 9118711 return entry->rd;
51 }
52
53 #endif /* AVCODEC_AACENC_QUANTIZATION_MISC_H */
54