FFmpeg
tests
checkasm
bswapdsp.c
Go to the documentation of this file.
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/*
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* Copyright (c) 2015 Henrik Gramner
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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 "
checkasm.h
"
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#include "
libavcodec/bswapdsp.h
"
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#include "
libavutil/common.h
"
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#include "
libavutil/internal.h
"
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#include "
libavutil/intreadwrite.h
"
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#include "
libavutil/mem_internal.h
"
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#define BUF_SIZE 512
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#define randomize_buffers() \
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do { \
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int i; \
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for (i = 0; i < BUF_SIZE; i += 4) { \
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uint32_t r = rnd(); \
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AV_WN32A(src0 + i, r); \
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AV_WN32A(src1 + i, r); \
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r = rnd(); \
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AV_WN32A(dst0 + i, r); \
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AV_WN32A(dst1 + i, r); \
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} \
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} while (0)
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#define check_bswap(type) \
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do { \
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int w; \
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declare_func(void, type *dst, const type *src, int w); \
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\
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for (w = 0; w < BUF_SIZE / sizeof(type); w++) { \
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int offset = (BUF_SIZE / sizeof(type) - w) & 15;
/* Test various alignments */
\
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randomize_buffers(); \
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call_ref((type *)dst0 + offset, (type *)src0 + offset, w); \
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call_new((type *)dst1 + offset, (type *)src1 + offset, w); \
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if (memcmp(src0, src1, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE)) \
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fail(); \
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bench_new((type *)dst1 + offset, (type *)src1 + offset, w); \
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} \
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} while (0)
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void
checkasm_check_bswapdsp
(
void
)
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{
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LOCAL_ALIGNED_16
(uint8_t,
src0
, [
BUF_SIZE
]);
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LOCAL_ALIGNED_16
(uint8_t,
src1
, [
BUF_SIZE
]);
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LOCAL_ALIGNED_16
(uint8_t, dst0, [
BUF_SIZE
]);
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LOCAL_ALIGNED_16
(uint8_t, dst1, [
BUF_SIZE
]);
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BswapDSPContext
h
;
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ff_bswapdsp_init
(&
h
);
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if
(
check_func
(
h
.bswap_buf,
"bswap_buf"
))
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check_bswap
(uint32_t);
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if
(
check_func
(
h
.bswap16_buf,
"bswap16_buf"
))
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check_bswap
(uint16_t);
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report
(
"bswap"
);
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}
bswapdsp.h
mem_internal.h
src1
const pixel * src1
Definition:
h264pred_template.c:421
check_func
#define check_func(func,...)
Definition:
checkasm.h:184
BUF_SIZE
#define BUF_SIZE
Definition:
bswapdsp.c:29
checkasm.h
intreadwrite.h
LOCAL_ALIGNED_16
#define LOCAL_ALIGNED_16(t, v,...)
Definition:
mem_internal.h:128
ff_bswapdsp_init
av_cold void ff_bswapdsp_init(BswapDSPContext *c)
Definition:
bswapdsp.c:49
report
#define report
Definition:
checkasm.h:196
internal.h
common.h
checkasm_check_bswapdsp
void checkasm_check_bswapdsp(void)
Definition:
bswapdsp.c:60
src0
const pixel *const src0
Definition:
h264pred_template.c:420
check_bswap
#define check_bswap(type)
Definition:
bswapdsp.c:44
BswapDSPContext
Definition:
bswapdsp.h:24
h
h
Definition:
vp9dsp_template.c:2070
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