LCOV - code coverage report
Current view: top level - libavfilter/x86 - vf_overlay_init.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 6 23 26.1 %
Date: 2018-05-20 11:54:08 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2018 Paul B Mahol
       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/vf_overlay.h"
      25             : 
      26             : int ff_overlay_row_44_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a,
      27             :                            int w, ptrdiff_t alinesize);
      28             : 
      29             : int ff_overlay_row_20_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a,
      30             :                            int w, ptrdiff_t alinesize);
      31             : 
      32             : int ff_overlay_row_22_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a,
      33             :                            int w, ptrdiff_t alinesize);
      34             : 
      35          20 : av_cold void ff_overlay_init_x86(OverlayContext *s, int format, int pix_format,
      36             :                                  int alpha_format, int main_has_alpha)
      37             : {
      38          20 :     int cpu_flags = av_get_cpu_flags();
      39             : 
      40          20 :     if (EXTERNAL_SSE4(cpu_flags) &&
      41           0 :         (format == OVERLAY_FORMAT_YUV444 ||
      42           0 :          format == OVERLAY_FORMAT_GBRP) &&
      43           0 :         alpha_format == 0 && main_has_alpha == 0) {
      44           0 :         s->blend_row[0] = ff_overlay_row_44_sse4;
      45           0 :         s->blend_row[1] = ff_overlay_row_44_sse4;
      46           0 :         s->blend_row[2] = ff_overlay_row_44_sse4;
      47             :     }
      48             : 
      49          20 :     if (EXTERNAL_SSE4(cpu_flags) &&
      50           0 :         (pix_format == AV_PIX_FMT_YUV420P) &&
      51           0 :         (format == OVERLAY_FORMAT_YUV420) &&
      52           0 :         alpha_format == 0 && main_has_alpha == 0) {
      53           0 :         s->blend_row[0] = ff_overlay_row_44_sse4;
      54           0 :         s->blend_row[1] = ff_overlay_row_20_sse4;
      55           0 :         s->blend_row[2] = ff_overlay_row_20_sse4;
      56             :     }
      57             : 
      58          20 :     if (EXTERNAL_SSE4(cpu_flags) &&
      59           0 :         (format == OVERLAY_FORMAT_YUV422) &&
      60           0 :         alpha_format == 0 && main_has_alpha == 0) {
      61           0 :         s->blend_row[0] = ff_overlay_row_44_sse4;
      62           0 :         s->blend_row[1] = ff_overlay_row_22_sse4;
      63           0 :         s->blend_row[2] = ff_overlay_row_22_sse4;
      64             :     }
      65          20 : }

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