LCOV - code coverage report
Current view: top level - libavcodec/x86 - huffyuvdsp_init.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 9 9 100.0 %
Date: 2017-10-18 21:45:51 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2009 Loren Merritt <lorenm@u.washington.edu>
       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 "config.h"
      22             : #include "libavutil/attributes.h"
      23             : #include "libavutil/cpu.h"
      24             : #include "libavutil/pixdesc.h"
      25             : #include "libavutil/x86/asm.h"
      26             : #include "libavutil/x86/cpu.h"
      27             : #include "libavcodec/huffyuvdsp.h"
      28             : 
      29             : void ff_add_int16_mmx(uint16_t *dst, const uint16_t *src, unsigned mask, int w);
      30             : void ff_add_int16_sse2(uint16_t *dst, const uint16_t *src, unsigned mask, int w);
      31             : void ff_add_hfyu_left_pred_bgr32_mmx(uint8_t *dst, const uint8_t *src,
      32             :                                      intptr_t w, uint8_t *left);
      33             : void ff_add_hfyu_left_pred_bgr32_sse2(uint8_t *dst, const uint8_t *src,
      34             :                                       intptr_t w, uint8_t *left);
      35             : void ff_add_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top);
      36             : 
      37          69 : av_cold void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt)
      38             : {
      39          69 :     int cpu_flags = av_get_cpu_flags();
      40          69 :     const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(pix_fmt);
      41             : 
      42             :     if (ARCH_X86_32 && EXTERNAL_MMX(cpu_flags)) {
      43             :         c->add_hfyu_left_pred_bgr32 = ff_add_hfyu_left_pred_bgr32_mmx;
      44             :         c->add_int16 = ff_add_int16_mmx;
      45             :     }
      46             : 
      47          69 :     if (EXTERNAL_MMXEXT(cpu_flags) && pix_desc && pix_desc->comp[0].depth<16) {
      48           2 :         c->add_hfyu_median_pred_int16 = ff_add_hfyu_median_pred_int16_mmxext;
      49             :     }
      50             : 
      51          69 :     if (EXTERNAL_SSE2(cpu_flags)) {
      52           5 :         c->add_int16 = ff_add_int16_sse2;
      53           5 :         c->add_hfyu_left_pred_bgr32 = ff_add_hfyu_left_pred_bgr32_sse2;
      54             :     }
      55          69 : }

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