GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/x86/rv34dsp_init.c Lines: 6 10 60.0 %
Date: 2020-10-23 17:01:47 Branches: 3 6 50.0 %

Line Branch Exec Source
1
/*
2
 * RV30/40 MMX/SSE2 optimizations
3
 * Copyright (C) 2012 Christophe Gisquet <christophe.gisquet@gmail.com>
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
#include "libavutil/attributes.h"
23
#include "libavutil/cpu.h"
24
#include "libavutil/x86/cpu.h"
25
#include "libavcodec/rv34dsp.h"
26
27
void ff_rv34_idct_dc_mmxext(int16_t *block);
28
void ff_rv34_idct_dc_noround_mmxext(int16_t *block);
29
void ff_rv34_idct_dc_add_mmx(uint8_t *dst, ptrdiff_t stride, int dc);
30
void ff_rv34_idct_dc_add_sse2(uint8_t *dst, ptrdiff_t stride, int dc);
31
void ff_rv34_idct_dc_add_sse4(uint8_t *dst, ptrdiff_t stride, int dc);
32
void ff_rv34_idct_add_mmxext(uint8_t *dst, ptrdiff_t stride, int16_t *block);
33
34
9
av_cold void ff_rv34dsp_init_x86(RV34DSPContext* c)
35
{
36
9
    int cpu_flags = av_get_cpu_flags();
37
38
    if (ARCH_X86_32 && EXTERNAL_MMX(cpu_flags))
39
        c->rv34_idct_dc_add = ff_rv34_idct_dc_add_mmx;
40
9
    if (EXTERNAL_MMXEXT(cpu_flags)) {
41
        c->rv34_inv_transform_dc = ff_rv34_idct_dc_noround_mmxext;
42
        c->rv34_idct_add         = ff_rv34_idct_add_mmxext;
43
    }
44
9
    if (EXTERNAL_SSE2(cpu_flags))
45
        c->rv34_idct_dc_add = ff_rv34_idct_dc_add_sse2;
46
9
    if (EXTERNAL_SSE4(cpu_flags))
47
        c->rv34_idct_dc_add = ff_rv34_idct_dc_add_sse4;
48
9
}