FFmpeg
tests
checkasm
idctdsp.c
Go to the documentation of this file.
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/*
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* Copyright (c) 2022 Ben Avison
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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/avcodec.h
"
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#include "
libavcodec/idctdsp.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 IDCTDSP_TEST(func) { #func, offsetof(IDCTDSPContext, func) },
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typedef
struct
{
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const
char
*
name
;
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size_t
offset
;
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}
test
;
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#define RANDOMIZE_BUFFER16(name, size) \
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do { \
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int i; \
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for (i = 0; i < size; ++i) { \
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uint16_t r = rnd() % 0x201 - 0x100; \
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AV_WN16A(name##0 + i, r); \
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AV_WN16A(name##1 + i, r); \
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} \
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} while (0)
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#define RANDOMIZE_BUFFER8(name, size) \
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do { \
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int i; \
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for (i = 0; i < size; ++i) { \
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uint8_t r = rnd(); \
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name##0[i] = r; \
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name##1[i] = r; \
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} \
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} while (0)
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static
void
check_add_put_clamped
(
void
)
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{
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/* Source buffers are only as big as needed, since any over-read won't affect results */
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LOCAL_ALIGNED_16
(int16_t,
src0
, [64]);
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LOCAL_ALIGNED_16
(int16_t,
src1
, [64]);
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/* Destination buffers have borders of one row above/below and 8 columns left/right to catch overflows */
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LOCAL_ALIGNED_8
(uint8_t, dst0, [10 * 24]);
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LOCAL_ALIGNED_8
(uint8_t, dst1, [10 * 24]);
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AVCodecContext
avctx = { 0 };
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IDCTDSPContext
h
;
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const
test
tests
[] = {
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IDCTDSP_TEST
(add_pixels_clamped)
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IDCTDSP_TEST
(put_pixels_clamped)
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IDCTDSP_TEST
(put_signed_pixels_clamped)
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};
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ff_idctdsp_init
(&
h
, &avctx);
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for
(
size_t
t = 0; t <
FF_ARRAY_ELEMS
(
tests
); ++t) {
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void (*
func
)(
const
int16_t *, uint8_t * ptrdiff_t) = *(
void
**)((intptr_t) &
h
+
tests
[t].
offset
);
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if
(
check_func
(
func
,
"idctdsp.%s"
,
tests
[t].
name
)) {
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declare_func
(
void
,
const
int16_t *, uint8_t *, ptrdiff_t);
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RANDOMIZE_BUFFER16
(
src
, 64);
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RANDOMIZE_BUFFER8
(
dst
, 10 * 24);
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call_ref
(
src0
, dst0 + 24 + 8, 24);
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call_new
(
src1
, dst1 + 24 + 8, 24);
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if
(memcmp(dst0, dst1, 10 * 24))
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fail
();
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bench_new
(
src1
, dst1 + 24 + 8, 24);
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}
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}
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}
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void
checkasm_check_idctdsp
(
void
)
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{
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check_add_put_clamped
();
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report
(
"idctdsp"
);
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}
func
int(* func)(AVBPrint *dst, const char *in, const char *arg)
Definition:
jacosubdec.c:68
name
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf default minimum maximum flags name is the option name
Definition:
writing_filters.txt:88
mem_internal.h
src1
const pixel * src1
Definition:
h264pred_template.c:421
check_func
#define check_func(func,...)
Definition:
checkasm.h:184
test
Definition:
idctdsp.c:35
call_ref
#define call_ref(...)
Definition:
checkasm.h:199
ff_idctdsp_init
av_cold void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx)
Definition:
idctdsp.c:228
fail
#define fail()
Definition:
checkasm.h:193
checkasm.h
check_add_put_clamped
static void check_add_put_clamped(void)
Definition:
idctdsp.c:60
FF_ARRAY_ELEMS
#define FF_ARRAY_ELEMS(a)
Definition:
sinewin_tablegen.c:29
intreadwrite.h
LOCAL_ALIGNED_16
#define LOCAL_ALIGNED_16(t, v,...)
Definition:
mem_internal.h:128
LOCAL_ALIGNED_8
#define LOCAL_ALIGNED_8(t, v,...)
Definition:
mem_internal.h:126
call_new
#define call_new(...)
Definition:
checkasm.h:302
test::name
const char * name
Definition:
idctdsp.c:36
dst
uint8_t ptrdiff_t const uint8_t ptrdiff_t int intptr_t intptr_t int int16_t * dst
Definition:
dsp.h:83
RANDOMIZE_BUFFER16
#define RANDOMIZE_BUFFER16(name, size)
Definition:
idctdsp.c:40
offset
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf offset
Definition:
writing_filters.txt:86
IDCTDSP_TEST
#define IDCTDSP_TEST(func)
Definition:
idctdsp.c:33
tests
const TestCase tests[]
Definition:
fifo_muxer.c:367
report
#define report
Definition:
checkasm.h:196
bench_new
#define bench_new(...)
Definition:
checkasm.h:373
internal.h
test::offset
size_t offset
Definition:
idctdsp.c:37
common.h
idctdsp.h
avcodec.h
checkasm_check_idctdsp
void checkasm_check_idctdsp(void)
Definition:
idctdsp.c:95
IDCTDSPContext
Definition:
idctdsp.h:43
AVCodecContext
main external API structure.
Definition:
avcodec.h:451
test
static void test(const char *pattern, const char *host)
Definition:
noproxy.c:23
src0
const pixel *const src0
Definition:
h264pred_template.c:420
declare_func
#define declare_func(ret,...)
Definition:
checkasm.h:188
h
h
Definition:
vp9dsp_template.c:2070
src
#define src
Definition:
vp8dsp.c:248
RANDOMIZE_BUFFER8
#define RANDOMIZE_BUFFER8(name, size)
Definition:
idctdsp.c:50
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