LCOV - code coverage report
Current view: top level - src/libavcodec - aacenc_quantization_misc.h (source / functions) Hit Total Coverage
Test: coverage.info Lines: 12 12 100.0 %
Date: 2017-07-21 15:41:20 Functions: 1 1 100.0 %

          Line data    Source code
       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   138955031 : 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   138955031 :     entry = &s->quantize_band_cost_cache[scale_idx][w*16+g];
      39   138955031 :     if (entry->generation != s->quantize_band_cost_cache_generation || entry->cb != cb || entry->rtz != rtz) {
      40    22284940 :         entry->rd = quantize_band_cost(s, in, scaled, size, scale_idx,
      41             :                                        cb, lambda, uplim, &entry->bits, &entry->energy, rtz);
      42    22284940 :         entry->cb = cb;
      43    22284940 :         entry->rtz = rtz;
      44    22284940 :         entry->generation = s->quantize_band_cost_cache_generation;
      45             :     }
      46   138955031 :     if (bits)
      47   138955031 :         *bits = entry->bits;
      48   138955031 :     if (energy)
      49   138955031 :         *energy = entry->energy;
      50   138955031 :     return entry->rd;
      51             : }
      52             : 
      53             : #endif /* AVCODEC_AACENC_QUANTIZATION_MISC_H */

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