LCOV - code coverage report
Current view: top level - libavcodec/x86 - h264chroma_init.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 21 31 67.7 %
Date: 2017-10-18 21:45:51 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * This file is part of FFmpeg.
       3             :  *
       4             :  * FFmpeg is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Lesser General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2.1 of the License, or (at your option) any later version.
       8             :  *
       9             :  * FFmpeg is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             :  * Lesser General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public
      15             :  * License along with FFmpeg; if not, write to the Free Software
      16             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      17             :  */
      18             : 
      19             : #include <stdint.h>
      20             : 
      21             : #include "config.h"
      22             : #include "libavutil/attributes.h"
      23             : #include "libavutil/cpu.h"
      24             : #include "libavutil/x86/cpu.h"
      25             : #include "libavcodec/h264chroma.h"
      26             : 
      27             : void ff_put_h264_chroma_mc8_rnd_mmx  (uint8_t *dst, uint8_t *src,
      28             :                                       ptrdiff_t stride, int h, int x, int y);
      29             : void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, uint8_t *src,
      30             :                                        ptrdiff_t stride, int h, int x, int y);
      31             : void ff_avg_h264_chroma_mc8_rnd_3dnow(uint8_t *dst, uint8_t *src,
      32             :                                       ptrdiff_t stride, int h, int x, int y);
      33             : 
      34             : void ff_put_h264_chroma_mc4_mmx      (uint8_t *dst, uint8_t *src,
      35             :                                       ptrdiff_t stride, int h, int x, int y);
      36             : void ff_avg_h264_chroma_mc4_mmxext   (uint8_t *dst, uint8_t *src,
      37             :                                       ptrdiff_t stride, int h, int x, int y);
      38             : void ff_avg_h264_chroma_mc4_3dnow    (uint8_t *dst, uint8_t *src,
      39             :                                       ptrdiff_t stride, int h, int x, int y);
      40             : 
      41             : void ff_put_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
      42             :                                       ptrdiff_t stride, int h, int x, int y);
      43             : void ff_avg_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
      44             :                                       ptrdiff_t stride, int h, int x, int y);
      45             : 
      46             : void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src,
      47             :                                       ptrdiff_t stride, int h, int x, int y);
      48             : void ff_put_h264_chroma_mc4_ssse3    (uint8_t *dst, uint8_t *src,
      49             :                                       ptrdiff_t stride, int h, int x, int y);
      50             : 
      51             : void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src,
      52             :                                       ptrdiff_t stride, int h, int x, int y);
      53             : void ff_avg_h264_chroma_mc4_ssse3    (uint8_t *dst, uint8_t *src,
      54             :                                       ptrdiff_t stride, int h, int x, int y);
      55             : 
      56             : #define CHROMA_MC(OP, NUM, DEPTH, OPT)                                  \
      57             : void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT      \
      58             :                                       (uint8_t *dst, uint8_t *src,      \
      59             :                                        ptrdiff_t stride, int h, int x, int y);
      60             : 
      61             : CHROMA_MC(put, 2, 10, mmxext)
      62             : CHROMA_MC(avg, 2, 10, mmxext)
      63             : CHROMA_MC(put, 4, 10, mmxext)
      64             : CHROMA_MC(avg, 4, 10, mmxext)
      65             : CHROMA_MC(put, 8, 10, sse2)
      66             : CHROMA_MC(avg, 8, 10, sse2)
      67             : CHROMA_MC(put, 8, 10, avx)
      68             : CHROMA_MC(avg, 8, 10, avx)
      69             : 
      70        1272 : av_cold void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth)
      71             : {
      72        1272 :     int high_bit_depth = bit_depth > 8;
      73        1272 :     int cpu_flags      = av_get_cpu_flags();
      74             : 
      75        1272 :     if (EXTERNAL_MMX(cpu_flags) && !high_bit_depth) {
      76         134 :         c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_mmx;
      77         134 :         c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx;
      78             :     }
      79             : 
      80        1272 :     if (EXTERNAL_AMD3DNOW(cpu_flags) && !high_bit_depth) {
      81           0 :         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_3dnow;
      82           0 :         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_3dnow;
      83             :     }
      84             : 
      85        1272 :     if (EXTERNAL_MMXEXT(cpu_flags) && !high_bit_depth) {
      86         134 :         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext;
      87         134 :         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext;
      88         134 :         c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_mmxext;
      89         134 :         c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_mmxext;
      90             :     }
      91             : 
      92        1272 :     if (EXTERNAL_MMXEXT(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
      93           0 :         c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_10_mmxext;
      94           0 :         c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_10_mmxext;
      95           0 :         c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_10_mmxext;
      96           0 :         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_10_mmxext;
      97             :     }
      98             : 
      99        1272 :     if (EXTERNAL_SSE2(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
     100           0 :         c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_sse2;
     101           0 :         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_sse2;
     102             :     }
     103             : 
     104        1272 :     if (EXTERNAL_SSSE3(cpu_flags) && !high_bit_depth) {
     105         134 :         c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_ssse3;
     106         134 :         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_ssse3;
     107         134 :         c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_ssse3;
     108         134 :         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_ssse3;
     109             :     }
     110             : 
     111        1272 :     if (EXTERNAL_AVX(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
     112             :         // AVX implies !cache64.
     113             :         // TODO: Port cache(32|64) detection from x264.
     114           0 :         c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_avx;
     115           0 :         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
     116             :     }
     117        1272 : }

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