FFmpeg
tests
checkasm
pixblockdsp.c
Go to the documentation of this file.
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/*
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* Copyright (c) 2015 Tiancheng "Timothy" Gu
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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/pixblockdsp.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_UNITS 8
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#define BUF_SIZE (BUF_UNITS * 128 + 8 * BUF_UNITS)
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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(src10 + i, r); \
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AV_WN32A(src11 + i, r); \
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r = rnd(); \
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AV_WN32A(src20 + i, r); \
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AV_WN32A(src21 + 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_get_pixels(type, aligned) \
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do { \
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int i; \
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declare_func(void, int16_t *block, const uint8_t *pixels, ptrdiff_t line_size); \
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\
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for (i = 0; i < BUF_UNITS; i++) { \
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int src_offset = i * 64 * sizeof(type) + (aligned ? 8 : 1) * i; \
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int dst_offset = i * 64;
/* dst must be aligned */
\
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randomize_buffers(); \
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call_ref(dst0 + dst_offset, src10 + src_offset, 8); \
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call_new(dst1 + dst_offset, src11 + src_offset, 8); \
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if (memcmp(src10, src11, BUF_SIZE)|| memcmp(dst0, dst1, BUF_SIZE)) \
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fail(); \
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bench_new(dst1 + dst_offset, src11 + src_offset, 8); \
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} \
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} while (0)
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#define check_diff_pixels(type, aligned) \
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do { \
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int i; \
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declare_func(void, int16_t *restrict block, const uint8_t *s1, const uint8_t *s2, ptrdiff_t stride); \
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\
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for (i = 0; i < BUF_UNITS; i++) { \
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int src_offset = i * 64 * sizeof(type) + (aligned ? 8 : 1) * i; \
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int dst_offset = i * 64;
/* dst must be aligned */
\
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randomize_buffers(); \
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call_ref(dst0 + dst_offset, src10 + src_offset, src20 + src_offset, 8); \
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call_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8); \
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if (memcmp(src10, src11, BUF_SIZE) || memcmp(src20, src21, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE)) \
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fail(); \
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bench_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8); \
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} \
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} while (0)
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void
checkasm_check_pixblockdsp
(
void
)
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{
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LOCAL_ALIGNED_16
(uint8_t, src10, [
BUF_SIZE
]);
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LOCAL_ALIGNED_16
(uint8_t, src11, [
BUF_SIZE
]);
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LOCAL_ALIGNED_16
(uint8_t, src20, [
BUF_SIZE
]);
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LOCAL_ALIGNED_16
(uint8_t, src21, [
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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uint16_t *dst0 = (uint16_t *)dst0_;
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uint16_t *dst1 = (uint16_t *)dst1_;
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PixblockDSPContext
h
;
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AVCodecContext
avctx = {
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.
bits_per_raw_sample
= 8,
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};
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ff_pixblockdsp_init
(&
h
, &avctx);
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if
(
check_func
(
h
.get_pixels,
"get_pixels"
))
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check_get_pixels
(uint8_t, 1);
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if
(
check_func
(
h
.get_pixels_unaligned,
"get_pixels_unaligned"
))
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check_get_pixels
(uint8_t, 0);
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report
(
"get_pixels"
);
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if
(
check_func
(
h
.diff_pixels,
"diff_pixels"
))
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check_diff_pixels
(uint8_t, 1);
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if
(
check_func
(
h
.diff_pixels_unaligned,
"diff_pixels_unaligned"
))
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check_diff_pixels
(uint8_t, 0);
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report
(
"diff_pixels"
);
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}
mem_internal.h
check_func
#define check_func(func,...)
Definition:
checkasm.h:184
ff_pixblockdsp_init
av_cold void ff_pixblockdsp_init(PixblockDSPContext *c, AVCodecContext *avctx)
Definition:
pixblockdsp.c:88
check_get_pixels
#define check_get_pixels(type, aligned)
Definition:
pixblockdsp.c:48
checkasm.h
checkasm_check_pixblockdsp
void checkasm_check_pixblockdsp(void)
Definition:
pixblockdsp.c:82
intreadwrite.h
LOCAL_ALIGNED_16
#define LOCAL_ALIGNED_16(t, v,...)
Definition:
mem_internal.h:128
AVCodecContext::bits_per_raw_sample
int bits_per_raw_sample
Bits per sample/pixel of internal libavcodec pixel/sample format.
Definition:
avcodec.h:1585
PixblockDSPContext
Definition:
pixblockdsp.h:26
report
#define report
Definition:
checkasm.h:196
internal.h
common.h
AVCodecContext
main external API structure.
Definition:
avcodec.h:451
BUF_SIZE
#define BUF_SIZE
Definition:
pixblockdsp.c:30
check_diff_pixels
#define check_diff_pixels(type, aligned)
Definition:
pixblockdsp.c:65
h
h
Definition:
vp9dsp_template.c:2070
pixblockdsp.h
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1.8.17