226 lines
6.8 KiB
C
226 lines
6.8 KiB
C
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/* test_alphaComp.c
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* vi:ts=4 sw=4
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*
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* (c) Copyright 2012 Hewlett-Packard Development Company, L.P.
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License. You may obtain
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* a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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#include "prim_test.h"
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static const int ALPHA_PRETEST_ITERATIONS = 5000000;
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static const float TEST_TIME = 5.0;
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static const int block_size[] = { 4, 64, 256 };
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#define NUM_BLOCK_SIZES (sizeof(block_size)/sizeof(int))
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#define MAX_BLOCK_SIZE 256
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#define SIZE_SQUARED (MAX_BLOCK_SIZE*MAX_BLOCK_SIZE)
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extern pstatus_t general_alphaComp_argb(
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const BYTE *pSrc1, int src1Step,
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const BYTE *pSrc2, int src2Step,
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BYTE *pDst, int dstStep,
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int width, int height);
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extern pstatus_t sse2_alphaComp_argb(
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const BYTE *pSrc1, int src1Step,
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const BYTE *pSrc2, int src2Step,
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BYTE *pDst, int dstStep,
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int width, int height);
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extern pstatus_t ipp_alphaComp_argb(
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const BYTE *pSrc1, int src1Step,
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const BYTE *pSrc2, int src2Step,
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BYTE *pDst, int dstStep,
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int width, int height);
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/* ========================================================================= */
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#define ALF(_c_) (((_c_) & 0xFF000000U) >> 24)
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#define RED(_c_) (((_c_) & 0x00FF0000U) >> 16)
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#define GRN(_c_) (((_c_) & 0x0000FF00U) >> 8)
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#define BLU(_c_) ((_c_) & 0x000000FFU)
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#define TOLERANCE 1
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#define PIXEL(_addr_, _bytes_, _x_, _y_) \
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((UINT32 *) (((BYTE *) (_addr_)) + (_x_)*4 + (_y_)*(_bytes_)))
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#define SRC1_WIDTH 6
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#define SRC1_HEIGHT 6
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#define SRC2_WIDTH 7
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#define SRC2_HEIGHT 7
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#define DST_WIDTH 9
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#define DST_HEIGHT 9
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#define TEST_WIDTH 4
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#define TEST_HEIGHT 5
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/* ------------------------------------------------------------------------- */
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static UINT32 alpha_add(
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UINT32 c1,
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UINT32 c2)
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{
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UINT32 a1 = ALF(c1);
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UINT32 r1 = RED(c1);
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UINT32 g1 = GRN(c1);
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UINT32 b1 = BLU(c1);
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UINT32 a2 = ALF(c2);
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UINT32 r2 = RED(c2);
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UINT32 g2 = GRN(c2);
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UINT32 b2 = BLU(c2);
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UINT32 a3 = ((a1 * a1 + (255-a1) * a2) / 255) & 0xff;
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UINT32 r3 = ((a1 * r1 + (255-a1) * r2) / 255) & 0xff;
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UINT32 g3 = ((a1 * g1 + (255-a1) * g2) / 255) & 0xff;
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UINT32 b3 = ((a1 * b1 + (255-a1) * b2) / 255) & 0xff;
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return (a3 << 24) | (r3 << 16) | (g3 << 8) | b3;
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}
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/* ------------------------------------------------------------------------- */
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static UINT32 colordist(
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UINT32 c1,
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UINT32 c2)
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{
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int d, maxd = 0;
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d = ABS(ALF(c1) - ALF(c2));
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if (d > maxd) maxd = d;
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d = ABS(RED(c1) - RED(c2));
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if (d > maxd) maxd = d;
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d = ABS(GRN(c1) - GRN(c2));
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if (d > maxd) maxd = d;
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d = ABS(BLU(c1) - BLU(c2));
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if (d > maxd) maxd = d;
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return maxd;
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}
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/* ------------------------------------------------------------------------- */
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int test_alphaComp_func(void)
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{
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UINT32 ALIGN(src1[SRC1_WIDTH*SRC1_HEIGHT]);
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UINT32 ALIGN(src2[SRC2_WIDTH*SRC2_HEIGHT]);
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UINT32 ALIGN(dst1[DST_WIDTH*DST_HEIGHT]);
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UINT32 ALIGN(dst2a[DST_WIDTH*DST_HEIGHT]);
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UINT32 ALIGN(dst2u[DST_WIDTH*DST_HEIGHT+1]);
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UINT32 ALIGN(dst3[DST_WIDTH*DST_HEIGHT]);
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int error = 0;
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UINT32 pflags = primitives_get_flags(primitives_get());
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char testStr[256];
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UINT32 *ptr;
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int i, x, y;
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testStr[0] = '\0';
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get_random_data(src1, sizeof(src1));
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/* Special-case the first two values */
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src1[0] &= 0x00FFFFFFU;
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src1[1] |= 0xFF000000U;
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get_random_data(src2, sizeof(src2));
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/* Set the second operand to fully-opaque. */
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ptr = src2;
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for (i=0; i<sizeof(src2)/4; ++i) *ptr++ |= 0xFF000000U;
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memset(dst1, 0, sizeof(dst1));
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memset(dst2a, 0, sizeof(dst2a));
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memset(dst2u, 0, sizeof(dst2u));
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memset(dst3, 0, sizeof(dst3));
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general_alphaComp_argb((const BYTE *) src1, 4*SRC1_WIDTH,
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(const BYTE *) src2, 4*SRC2_WIDTH,
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(BYTE *) dst1, 4*DST_WIDTH, TEST_WIDTH, TEST_HEIGHT);
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#ifdef i386
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if (pflags & PRIM_X86_SSE2_AVAILABLE)
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{
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strcat(testStr, " SSE2");
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sse2_alphaComp_argb((const BYTE *) src1, 4*SRC1_WIDTH,
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(const BYTE *) src2, 4*SRC2_WIDTH,
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(BYTE *) dst2a, 4*DST_WIDTH, TEST_WIDTH, TEST_HEIGHT);
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sse2_alphaComp_argb((const BYTE *) src1, 4*SRC1_WIDTH,
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(const BYTE *) src2, 4*SRC2_WIDTH,
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(BYTE *) (dst2u+1), 4*DST_WIDTH, TEST_WIDTH, TEST_HEIGHT);
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}
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#endif /* i386 */
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#ifdef WITH_IPP
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strcat(testStr, " IPP");
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ipp_alphaComp_argb((const BYTE *) src1, 4*SRC1_WIDTH,
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(const BYTE *) src2, 4*SRC2_WIDTH,
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(BYTE *) dst3, 4*DST_WIDTH, TEST_WIDTH, TEST_HEIGHT);
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#endif
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for (y=0; y<TEST_HEIGHT; ++y)
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{
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for (x=0; x<TEST_WIDTH; ++x)
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{
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UINT32 s1 = *PIXEL(src1, 4*SRC1_WIDTH, x, y);
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UINT32 s2 = *PIXEL(src2, 4*SRC2_WIDTH, x, y);
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UINT32 c0 = alpha_add(s1, s2);
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UINT32 c1 = *PIXEL(dst1, 4*DST_WIDTH, x, y);
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if (colordist(c0, c1) > TOLERANCE)
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{
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printf("alphaComp-general: [%d,%d] 0x%08x+0x%08x=0x%08x, got 0x%08x\n",
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x, y, s1, s2, c0, c1);
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error = 1;
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}
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#ifdef i386
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if (pflags & PRIM_X86_SSE2_AVAILABLE)
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{
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UINT32 c2 = *PIXEL(dst2a, 4*DST_WIDTH, x, y);
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if (colordist(c0, c2) > TOLERANCE)
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{
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printf("alphaComp-SSE-aligned: [%d,%d] 0x%08x+0x%08x=0x%08x, got 0x%08x\n",
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x, y, s1, s2, c0, c2);
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error = 1;
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}
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c2 = *PIXEL(dst2u+1, 4*DST_WIDTH, x, y);
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if (colordist(c0, c2) > TOLERANCE)
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{
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printf("alphaComp-SSE-unaligned: [%d,%d] 0x%08x+0x%08x=0x%08x, got 0x%08x\n",
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x, y, s1, s2, c0, c2);
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error = 1;
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}
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}
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#endif /* i386 */
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#ifdef WITH_IPP
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UINT32 c3 = *PIXEL(dst3, 4*DST_WIDTH, x, y);
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if (colordist(c0, c3) > TOLERANCE)
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{
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printf("alphaComp-IPP: [%d,%d] 0x%08x+0x%08x=0x%08x, got 0x%08x\n",
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x, y, s1, s2, c0, c3);
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error = 1;
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}
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#endif
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}
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}
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if (!error) printf("All alphaComp tests passed (%s).\n", testStr);
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return (error > 0) ? FAILURE : SUCCESS;
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}
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/* ------------------------------------------------------------------------- */
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STD_SPEED_TEST(alphaComp_speed, BYTE, BYTE, int bytes = size*4,
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TRUE, general_alphaComp_argb(src1, bytes, src2, bytes, dst, bytes,
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size, size),
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TRUE, sse2_alphaComp_argb(src1, bytes, src2, bytes, dst, bytes,
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size, size), PRIM_X86_SSE2_AVAILABLE,
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FALSE, dst=dst, 0,
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TRUE, ipp_alphaComp_argb(src1, bytes, src2, bytes, dst, bytes,
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size, size));
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int test_alphaComp_speed(void)
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{
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INT32 ALIGN(src1[MAX_BLOCK_SIZE*(MAX_BLOCK_SIZE+1)]),
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ALIGN(src2[SIZE_SQUARED]),
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ALIGN(dst[SIZE_SQUARED]);
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get_random_data(src1, sizeof(src1));
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get_random_data(src2, sizeof(src2));
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alphaComp_speed("alphaComp", "aligned",
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(BYTE *) src1, (BYTE *) src2, 0, (BYTE *) dst,
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block_size, NUM_BLOCK_SIZES, ALPHA_PRETEST_ITERATIONS, TEST_TIME);
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alphaComp_speed("alphaComp", "unaligned",
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(BYTE *) src1+1, (BYTE *) src2, 0, (BYTE *) dst,
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block_size, NUM_BLOCK_SIZES, ALPHA_PRETEST_ITERATIONS, TEST_TIME);
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return SUCCESS;
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}
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