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checkasm
llviddsp.c
Go to the documentation of this file.
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/*
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* Copyright (c) 2016 Alexandra Hájková
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string.h>
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#include "
libavutil/common.h
"
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#include "
libavutil/intreadwrite.h
"
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#include "
libavutil/mem.h
"
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#include "
libavcodec/lossless_videodsp.h
"
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#include "
checkasm.h
"
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#define randomize_buffers(buf, size) \
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do { \
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int j; \
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for (j = 0; j < size; j++) \
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buf[j] = rnd() & 0xFF; \
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} while (0)
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static
void
check_add_bytes
(
LLVidDSPContext
c
,
int
width
)
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{
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uint8_t
*
src0
=
av_mallocz
(width);
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uint8_t
*
src1
=
av_mallocz
(width);
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uint8_t
*dst0 =
av_mallocz
(width);
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uint8_t
*dst1 =
av_mallocz
(width);
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declare_func_emms
(
AV_CPU_FLAG_MMX
,
void
,
uint8_t
*dst,
uint8_t
*
src
, ptrdiff_t w);
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if
(!src0 || !src1 || !dst0 || !dst1)
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fail
();
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randomize_buffers
(src0, width);
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memcpy(src1, src0, width);
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if
(
check_func
(c.
add_bytes
,
"add_bytes"
)) {
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call_ref
(dst0, src0, width);
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call_new
(dst1, src1, width);
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if
(memcmp(dst0, dst1, width))
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fail
();
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bench_new
(dst1, src1, width);
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}
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av_free
(src0);
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av_free
(src1);
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av_free
(dst0);
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av_free
(dst1);
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}
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void
checkasm_check_llviddsp
(
void
)
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{
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LLVidDSPContext
c
;
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int
width
= 16 * av_clip(
rnd
(), 16, 128);
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ff_llviddsp_init
(&c);
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check_add_bytes
(c, width);
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report
(
"add_bytes"
);
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}
mem.h
Memory handling functions.
lossless_videodsp.h
av_mallocz
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition:
mem.c:222
src
#define src
Definition:
vp8dsp.c:254
report
#define report
Definition:
checkasm.h:112
LLVidDSPContext::add_bytes
void(* add_bytes)(uint8_t *dst, uint8_t *src, ptrdiff_t w)
Definition:
lossless_videodsp.h:32
checkasm_check_llviddsp
void checkasm_check_llviddsp(void)
Definition:
llviddsp.c:66
uint8_t
uint8_t
Definition:
audio_convert.c:194
LLVidDSPContext
Definition:
lossless_videodsp.h:31
checkasm.h
width
uint16_t width
Definition:
gdv.c:47
fail
#define fail()
Definition:
checkasm.h:109
intreadwrite.h
declare_func_emms
#define declare_func_emms(cpu_flags, ret,...)
Definition:
checkasm.h:106
call_ref
#define call_ref(...)
Definition:
checkasm.h:115
src1
#define src1
Definition:
h264pred.c:139
check_add_bytes
static void check_add_bytes(LLVidDSPContext c, int width)
Definition:
llviddsp.c:38
AV_CPU_FLAG_MMX
#define AV_CPU_FLAG_MMX
standard MMX
Definition:
cpu.h:31
ff_llviddsp_init
void ff_llviddsp_init(LLVidDSPContext *c)
Definition:
lossless_videodsp.c:102
check_func
#define check_func(func,...)
Definition:
checkasm.h:100
src0
#define src0
Definition:
h264pred.c:138
common.h
common internal and external API header
c
static double c[64]
Definition:
vsrc_mptestsrc.c:87
rnd
#define rnd()
Definition:
checkasm.h:93
av_free
#define av_free(p)
Definition:
tableprint_vlc.h:34
bench_new
#define bench_new(...)
Definition:
checkasm.h:242
randomize_buffers
#define randomize_buffers(buf, size)
Definition:
llviddsp.c:31
call_new
#define call_new(...)
Definition:
checkasm.h:182
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