FFmpeg
tests
checkasm
vf_blend.c
Go to the documentation of this file.
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/*
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* Copyright (c) 2016 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 "
libavfilter/vf_blend_init.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.h
"
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#define WIDTH 256
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#define HEIGHT 256
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#define BUF_UNITS 3
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#define SIZE_PER_UNIT (WIDTH * HEIGHT)
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#define BUF_SIZE (BUF_UNITS * SIZE_PER_UNIT)
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#define randomize_buffers() \
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do { \
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int i, j; \
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for (i = 0; i < HEIGHT; i++) { \
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for (j = 0; j < WIDTH; j++) { \
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top1[i * WIDTH + j] = \
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top2[i * WIDTH + j] = i; \
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bot1[i * WIDTH + j] = \
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bot2[i * WIDTH + j] = j; \
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} \
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} \
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for (i = 0; i < SIZE_PER_UNIT; i += 4) { \
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uint32_t r = rnd(); \
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AV_WN32A(dst1 + i, r); \
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AV_WN32A(dst2 + i, r); \
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} \
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for (; i < BUF_SIZE; i += 4) { \
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uint32_t r = rnd(); \
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AV_WN32A(top1 + i, r); \
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AV_WN32A(top2 + i, r); \
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r = rnd(); \
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AV_WN32A(bot1 + i, r); \
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AV_WN32A(bot2 + i, r); \
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r = rnd(); \
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AV_WN32A(dst1 + i, r); \
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AV_WN32A(dst2 + i, r); \
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} \
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} while (0)
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#define check_blend_func(depth) \
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do { \
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int i, w; \
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declare_func(void, const uint8_t *top, ptrdiff_t top_linesize, \
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const uint8_t *bottom, ptrdiff_t bottom_linesize, \
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uint8_t *dst, ptrdiff_t dst_linesize, \
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ptrdiff_t width, ptrdiff_t height, \
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struct FilterParams *param, struct SliceParams *sliceparam); \
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w = WIDTH / depth; \
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\
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for (i = 0; i < BUF_UNITS - 1; i++) { \
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int src_offset = i * SIZE_PER_UNIT + (BUF_UNITS - 1 - i) * depth;
/* Test various alignments */
\
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int dst_offset = i * SIZE_PER_UNIT;
/* dst must be aligned */
\
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randomize_buffers(); \
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call_ref(top1 + src_offset, w, bot1 + src_offset, w, \
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dst1 + dst_offset, w, w, HEIGHT, ¶m, NULL); \
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call_new(top2 + src_offset, w, bot2 + src_offset, w, \
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dst2 + dst_offset, w, w, HEIGHT, ¶m, NULL); \
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if (memcmp(top1, top2, BUF_SIZE) || memcmp(bot1, bot2, BUF_SIZE) || memcmp(dst1, dst2, BUF_SIZE)) \
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fail(); \
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} \
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bench_new(top2, w / 4, bot2, w / 4, dst2, w / 4, \
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w / 4, HEIGHT / 4, ¶m, NULL); \
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} while (0)
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void
checkasm_check_blend
(
void
)
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{
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uint8_t *top1 =
av_malloc
(
BUF_SIZE
);
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uint8_t *top2 =
av_malloc
(
BUF_SIZE
);
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uint8_t *bot1 =
av_malloc
(
BUF_SIZE
);
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uint8_t *bot2 =
av_malloc
(
BUF_SIZE
);
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uint8_t *dst1 =
av_malloc
(
BUF_SIZE
);
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uint8_t *dst2 =
av_malloc
(
BUF_SIZE
);
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FilterParams
param = {
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.
opacity
= 1.0,
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};
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#define check_and_report(name, val, depth) \
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param.mode = val; \
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ff_blend_init(¶m, depth * 8); \
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if (check_func(param.blend, #name)) \
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check_blend_func(depth);
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check_and_report
(addition,
BLEND_ADDITION
, 1)
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check_and_report
(grainmerge,
BLEND_GRAINMERGE
, 1)
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check_and_report
(and,
BLEND_AND
, 1)
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check_and_report
(average,
BLEND_AVERAGE
, 1)
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check_and_report
(darken,
BLEND_DARKEN
, 1)
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check_and_report
(grainextract,
BLEND_GRAINEXTRACT
, 1)
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check_and_report
(hardmix,
BLEND_HARDMIX
, 1)
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check_and_report
(lighten,
BLEND_LIGHTEN
, 1)
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check_and_report
(
multiply
,
BLEND_MULTIPLY
, 1)
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check_and_report
(or,
BLEND_OR
, 1)
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check_and_report
(phoenix,
BLEND_PHOENIX
, 1)
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check_and_report
(screen,
BLEND_SCREEN
, 1)
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check_and_report
(subtract,
BLEND_SUBTRACT
, 1)
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check_and_report
(xor,
BLEND_XOR
, 1)
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check_and_report
(
difference
,
BLEND_DIFFERENCE
, 1)
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check_and_report
(extremity,
BLEND_EXTREMITY
, 1)
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check_and_report
(negation,
BLEND_NEGATION
, 1)
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report
(
"8bit"
);
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check_and_report
(addition_16,
BLEND_ADDITION
, 2)
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check_and_report
(grainmerge_16,
BLEND_GRAINMERGE
, 2)
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check_and_report
(and_16,
BLEND_AND
, 2)
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check_and_report
(average_16,
BLEND_AVERAGE
, 2)
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check_and_report
(darken_16,
BLEND_DARKEN
, 2)
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check_and_report
(grainextract_16,
BLEND_GRAINEXTRACT
, 2)
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check_and_report
(difference_16,
BLEND_DIFFERENCE
, 2)
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check_and_report
(extremity_16,
BLEND_EXTREMITY
, 2)
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check_and_report
(negation_16,
BLEND_NEGATION
, 2)
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check_and_report
(lighten_16,
BLEND_LIGHTEN
, 2)
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check_and_report
(or_16,
BLEND_OR
, 2)
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check_and_report
(phoenix_16,
BLEND_PHOENIX
, 2)
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check_and_report
(subtract_16,
BLEND_SUBTRACT
, 2)
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check_and_report
(xor_16,
BLEND_SUBTRACT
, 2)
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report
(
"16bit"
);
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av_freep
(&top1);
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av_freep
(&top2);
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av_freep
(&bot1);
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av_freep
(&bot2);
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av_freep
(&dst1);
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av_freep
(&dst2);
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}
checkasm_check_blend
void checkasm_check_blend(void)
Definition:
vf_blend.c:89
BLEND_NEGATION
@ BLEND_NEGATION
Definition:
blend.h:43
BLEND_ADDITION
@ BLEND_ADDITION
Definition:
blend.h:30
av_malloc
#define av_malloc(s)
Definition:
tableprint_vlc.h:30
check_and_report
#define check_and_report(name, val, depth)
BLEND_PHOENIX
@ BLEND_PHOENIX
Definition:
blend.h:46
checkasm.h
vf_blend_init.h
BLEND_AND
@ BLEND_AND
Definition:
blend.h:31
intreadwrite.h
BLEND_OR
@ BLEND_OR
Definition:
blend.h:44
BLEND_SCREEN
@ BLEND_SCREEN
Definition:
blend.h:49
multiply
static SoftFloat_IEEE754 multiply(SoftFloat_IEEE754 a, SoftFloat_IEEE754 b)
multiply two softfloats and handle the rounding off
Definition:
alsdec.c:1398
BLEND_EXTREMITY
@ BLEND_EXTREMITY
Definition:
blend.h:61
BLEND_MULTIPLY
@ BLEND_MULTIPLY
Definition:
blend.h:42
difference
static void difference(IPlane *g, IPlane *f, int y0, int y1)
Definition:
vf_morpho.c:495
BLEND_SUBTRACT
@ BLEND_SUBTRACT
Definition:
blend.h:51
FilterParams
filter data
Definition:
mlp.h:86
BLEND_LIGHTEN
@ BLEND_LIGHTEN
Definition:
blend.h:41
BUF_SIZE
#define BUF_SIZE
Definition:
vf_blend.c:33
report
#define report
Definition:
checkasm.h:192
internal.h
common.h
BLEND_DIFFERENCE
@ BLEND_DIFFERENCE
Definition:
blend.h:35
BLEND_HARDMIX
@ BLEND_HARDMIX
Definition:
blend.h:54
BLEND_GRAINMERGE
@ BLEND_GRAINMERGE
Definition:
blend.h:57
BLEND_XOR
@ BLEND_XOR
Definition:
blend.h:53
mem.h
BLEND_DARKEN
@ BLEND_DARKEN
Definition:
blend.h:34
BLEND_AVERAGE
@ BLEND_AVERAGE
Definition:
blend.h:32
av_freep
#define av_freep(p)
Definition:
tableprint_vlc.h:34
FilterParams::opacity
double opacity
Definition:
blend.h:80
BLEND_GRAINEXTRACT
@ BLEND_GRAINEXTRACT
Definition:
blend.h:36
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