freerdp/libfreerdp/primitives/test/TestPrimitivesAlphaComp.c

211 lines
5.6 KiB
C
Raw Permalink Normal View History

2023-05-09 21:29:50 +00:00
/* test_alphaComp.c
* vi:ts=4 sw=4
*
* (c) Copyright 2012 Hewlett-Packard Development Company, L.P.
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License. You may obtain
* a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <winpr/sysinfo.h>
#include "prim_test.h"
#define MAX_BLOCK_SIZE 256
#define SIZE_SQUARED (MAX_BLOCK_SIZE * MAX_BLOCK_SIZE)
/* ========================================================================= */
#define ALF(_c_) (((_c_)&0xFF000000U) >> 24)
#define RED(_c_) (((_c_)&0x00FF0000U) >> 16)
#define GRN(_c_) (((_c_)&0x0000FF00U) >> 8)
#define BLU(_c_) ((_c_)&0x000000FFU)
#define TOLERANCE 1
static inline const UINT32* PIXEL(const BYTE* _addr_, UINT32 _bytes_, UINT32 _x_, UINT32 _y_)
{
const BYTE* addr = _addr_ + _x_ * sizeof(UINT32) + _y_ * _bytes_;
return (const UINT32*)addr;
}
#define SRC1_WIDTH 6
#define SRC1_HEIGHT 6
#define SRC2_WIDTH 7
#define SRC2_HEIGHT 7
#define DST_WIDTH 9
#define DST_HEIGHT 9
#define TEST_WIDTH 4
#define TEST_HEIGHT 5
/* ------------------------------------------------------------------------- */
static UINT32 alpha_add(UINT32 c1, UINT32 c2)
{
UINT32 a1 = ALF(c1);
UINT32 r1 = RED(c1);
UINT32 g1 = GRN(c1);
UINT32 b1 = BLU(c1);
UINT32 a2 = ALF(c2);
UINT32 r2 = RED(c2);
UINT32 g2 = GRN(c2);
UINT32 b2 = BLU(c2);
UINT32 a3 = ((a1 * a1 + (255 - a1) * a2) / 255) & 0xff;
UINT32 r3 = ((a1 * r1 + (255 - a1) * r2) / 255) & 0xff;
UINT32 g3 = ((a1 * g1 + (255 - a1) * g2) / 255) & 0xff;
UINT32 b3 = ((a1 * b1 + (255 - a1) * b2) / 255) & 0xff;
return (a3 << 24) | (r3 << 16) | (g3 << 8) | b3;
}
/* ------------------------------------------------------------------------- */
static UINT32 colordist(UINT32 c1, UINT32 c2)
{
int d, maxd = 0;
d = ABS((INT32)(ALF(c1) - ALF(c2)));
if (d > maxd)
maxd = d;
d = ABS((INT32)(RED(c1) - RED(c2)));
if (d > maxd)
maxd = d;
d = ABS((INT32)(GRN(c1) - GRN(c2)));
if (d > maxd)
maxd = d;
d = ABS((INT32)(BLU(c1) - BLU(c2)));
if (d > maxd)
maxd = d;
return maxd;
}
/* ------------------------------------------------------------------------- */
static BOOL check(const BYTE* pSrc1, UINT32 src1Step, const BYTE* pSrc2, UINT32 src2Step,
BYTE* pDst, UINT32 dstStep, UINT32 width, UINT32 height)
{
UINT32 x, y;
for (y = 0; y < height; ++y)
{
for (x = 0; x < width; ++x)
{
UINT32 s1 = *PIXEL(pSrc1, src1Step, x, y);
UINT32 s2 = *PIXEL(pSrc2, src2Step, x, y);
UINT32 c0 = alpha_add(s1, s2);
UINT32 c1 = *PIXEL(pDst, dstStep, x, y);
if (colordist(c0, c1) > TOLERANCE)
{
printf("alphaComp-general: [%" PRIu32 ",%" PRIu32 "] 0x%08" PRIx32 "+0x%08" PRIx32
"=0x%08" PRIx32 ", got 0x%08" PRIx32 "\n",
x, y, s1, s2, c0, c1);
return FALSE;
}
}
}
return TRUE;
}
static BOOL test_alphaComp_func(void)
{
pstatus_t status;
BYTE ALIGN(src1[SRC1_WIDTH * SRC1_HEIGHT * 4]) = { 0 };
BYTE ALIGN(src2[SRC2_WIDTH * SRC2_HEIGHT * 4]) = { 0 };
BYTE ALIGN(dst1[DST_WIDTH * DST_HEIGHT * 4]) = { 0 };
UINT32* ptr;
UINT32 i;
winpr_RAND((BYTE*)src1, sizeof(src1));
/* Special-case the first two values */
src1[0] &= 0x00FFFFFFU;
src1[1] |= 0xFF000000U;
winpr_RAND((BYTE*)src2, sizeof(src2));
/* Set the second operand to fully-opaque. */
ptr = (UINT32*)src2;
for (i = 0; i < sizeof(src2) / 4; ++i)
*ptr++ |= 0xFF000000U;
memset(dst1, 0, sizeof(dst1));
status = generic->alphaComp_argb(src1, 4 * SRC1_WIDTH, src2, 4 * SRC2_WIDTH, dst1,
4 * DST_WIDTH, TEST_WIDTH, TEST_HEIGHT);
if (status != PRIMITIVES_SUCCESS)
return FALSE;
if (!check(src1, 4 * SRC1_WIDTH, src2, 4 * SRC2_WIDTH, dst1, 4 * DST_WIDTH, TEST_WIDTH,
TEST_HEIGHT))
return FALSE;
status = optimized->alphaComp_argb((const BYTE*)src1, 4 * SRC1_WIDTH, (const BYTE*)src2,
4 * SRC2_WIDTH, (BYTE*)dst1, 4 * DST_WIDTH, TEST_WIDTH,
TEST_HEIGHT);
if (status != PRIMITIVES_SUCCESS)
return FALSE;
if (!check(src1, 4 * SRC1_WIDTH, src2, 4 * SRC2_WIDTH, dst1, 4 * DST_WIDTH, TEST_WIDTH,
TEST_HEIGHT))
return FALSE;
return TRUE;
}
static int test_alphaComp_speed(void)
{
BYTE ALIGN(src1[SRC1_WIDTH * SRC1_HEIGHT]) = { 0 };
BYTE ALIGN(src2[SRC2_WIDTH * SRC2_HEIGHT]) = { 0 };
BYTE ALIGN(dst1[DST_WIDTH * DST_HEIGHT]) = { 0 };
char testStr[256];
UINT32* ptr;
UINT32 i;
testStr[0] = '\0';
winpr_RAND((BYTE*)src1, sizeof(src1));
/* Special-case the first two values */
src1[0] &= 0x00FFFFFFU;
src1[1] |= 0xFF000000U;
winpr_RAND((BYTE*)src2, sizeof(src2));
/* Set the second operand to fully-opaque. */
ptr = (UINT32*)src2;
for (i = 0; i < sizeof(src2) / 4; ++i)
*ptr++ |= 0xFF000000U;
memset(dst1, 0, sizeof(dst1));
if (!speed_test("add16s", "aligned", g_Iterations, (speed_test_fkt)generic->alphaComp_argb,
(speed_test_fkt)optimized->alphaComp_argb, src1, 4 * SRC1_WIDTH, src2,
4 * SRC2_WIDTH, dst1, 4 * DST_WIDTH, TEST_WIDTH, TEST_HEIGHT))
return FALSE;
return TRUE;
}
int TestPrimitivesAlphaComp(int argc, char* argv[])
{
WINPR_UNUSED(argc);
WINPR_UNUSED(argv);
prim_test_setup(FALSE);
if (!test_alphaComp_func())
return -1;
if (g_TestPrimitivesPerformance)
{
if (!test_alphaComp_speed())
return -1;
}
return 0;
}