LCOV - code coverage report
Current view: top level - libavfilter/x86 - avf_showcqt_init.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 13 0.0 %
Date: 2017-10-24 00:14:43 Functions: 0 2 0.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2016 Muhammad Faiz <mfcc64@gmail.com>
       3             :  *
       4             :  * This file is part of FFmpeg.
       5             :  *
       6             :  * FFmpeg is free software; you can redistribute it and/or
       7             :  * modify it under the terms of the GNU Lesser General Public
       8             :  * License as published by the Free Software Foundation; either
       9             :  * version 2.1 of the License, or (at your option) any later version.
      10             :  *
      11             :  * FFmpeg is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             :  * Lesser General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU Lesser General Public
      17             :  * License along with FFmpeg; if not, write to the Free Software
      18             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      19             :  */
      20             : 
      21             : #include "libavutil/attributes.h"
      22             : #include "libavutil/cpu.h"
      23             : #include "libavutil/x86/cpu.h"
      24             : #include "libavfilter/avf_showcqt.h"
      25             : 
      26             : #define DECLARE_CQT_CALC(type) \
      27             : void ff_showcqt_cqt_calc_##type(FFTComplex *dst, const FFTComplex *src, \
      28             :                                 const Coeffs *coeffs, int len, int fft_len)
      29             : 
      30             : DECLARE_CQT_CALC(sse);
      31             : DECLARE_CQT_CALC(sse3);
      32             : DECLARE_CQT_CALC(avx);
      33             : DECLARE_CQT_CALC(fma3);
      34             : DECLARE_CQT_CALC(fma4);
      35             : 
      36             : #define permute_coeffs_0 NULL
      37             : 
      38           0 : static void permute_coeffs_01452367(float *v, int len)
      39             : {
      40             :     int k;
      41           0 :     for (k = 0; k < len; k += 8) {
      42           0 :         FFSWAP(float, v[k+2], v[k+4]);
      43           0 :         FFSWAP(float, v[k+3], v[k+5]);
      44             :     }
      45           0 : }
      46             : 
      47           0 : av_cold void ff_showcqt_init_x86(ShowCQTContext *s)
      48             : {
      49           0 :     int cpuflags = av_get_cpu_flags();
      50             : 
      51             : #define SELECT_CQT_CALC(type, TYPE, align, perm) \
      52             : if (EXTERNAL_##TYPE(cpuflags)) { \
      53             :     s->cqt_calc = ff_showcqt_cqt_calc_##type; \
      54             :     s->cqt_align = align; \
      55             :     s->permute_coeffs = permute_coeffs_##perm; \
      56             : }
      57             : 
      58           0 :     SELECT_CQT_CALC(sse,  SSE,  4, 0);
      59           0 :     SELECT_CQT_CALC(sse3, SSE3_FAST, 4, 0);
      60           0 :     SELECT_CQT_CALC(fma4, FMA4, 4, 0); // using xmm
      61           0 :     SELECT_CQT_CALC(avx,  AVX_FAST,  8, 01452367);
      62           0 :     SELECT_CQT_CALC(fma3, FMA3_FAST, 8, 01452367);
      63           0 : }

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