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gdiplus/tests: Add tests of InterpolationMode Bilinear for GdipDrawImagePointsRect.
This commit is contained in:
Bartosz Kosiorek
Alexandre Julliard
parent
54b875c08e
commit
d18fd2c194
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@ -4797,6 +4797,23 @@ static void test_image_format(void)
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}
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}
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INT compare_with_precision(const BYTE *ptr1, const BYTE *ptr2, size_t num, INT precision)
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{
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if (ptr1 == NULL || ptr2 == NULL)
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return ptr1 < ptr2 ? -1 : 1;
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for (size_t i = 0; i < num; i++)
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{
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INT byte1 = ptr1[i];
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INT byte2 = ptr2[i];
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if ((byte1 < byte2 - precision) || (byte1 > byte2 + precision))
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return byte1 < byte2 ? -1 : 1;
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}
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return 0;
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}
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static void test_DrawImage_scale(void)
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{
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static const BYTE back_8x1[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40,
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@ -4825,45 +4842,71 @@ static void test_DrawImage_scale(void)
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0xcc,0xcc,0xcc, 0xcc,0xcc,0xcc, 0x40,0x40,0x40, 0x40,0x40,0x40 };
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static const BYTE image_250_half[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0x80,0x80,0x80, 0x80,0x80,0x80,
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0x80,0x80,0x80, 0xcc,0xcc,0xcc, 0xcc,0xcc,0xcc, 0x40,0x40,0x40 };
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static const BYTE image_bil_080[24] = { 0x40,0x40,0x40, 0x93,0x93,0x93, 0x86,0x86,0x86, 0x40,0x40,0x40,
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0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40 };
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static const BYTE image_bil_120[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0xb2,0xb2,0xb2, 0x87,0x87,0x87,
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0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40 };
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static const BYTE image_bil_150[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0x99,0x99,0x99, 0xcc,0xcc,0xcc,
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0x6f,0x6f,0x6f, 0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40 };
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static const BYTE image_bil_180[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0x88,0x88,0x88, 0xb2,0xb2,0xb2,
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0xad,0xad,0xad, 0x5f,0x5f,0x5f, 0x40,0x40,0x40, 0x40,0x40,0x40 };
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static const BYTE image_bil_200[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0x80,0x80,0x80, 0xa6,0xa6,0xa6,
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0xcc,0xcc,0xcc, 0x86,0x86,0x86, 0x40,0x40,0x40, 0x40,0x40,0x40 };
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static const BYTE image_bil_250[24] = { 0x40,0x40,0x40, 0x40,0x40,0x40, 0x40,0x40,0x40, 0x8f,0x8f,0x8f,
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0xad,0xad,0xad, 0xcc,0xcc,0xcc, 0x95,0x95,0x95, 0x5c,0x5c,0x5c };
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static const struct test_data
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{
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REAL scale_x;
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InterpolationMode interpolation_mode;
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PixelOffsetMode pixel_offset_mode;
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const BYTE *image;
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INT precision;
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BOOL todo;
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} td[] =
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{
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{ 0.8, PixelOffsetModeNone, image_080 }, /* 0 */
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{ 1.0, PixelOffsetModeNone, image_100 },
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{ 1.2, PixelOffsetModeNone, image_120 },
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{ 1.5, PixelOffsetModeNone, image_150 },
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{ 1.8, PixelOffsetModeNone, image_180 },
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{ 2.0, PixelOffsetModeNone, image_200 },
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{ 2.5, PixelOffsetModeNone, image_250 },
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{ 0.8, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_080 }, /* 0 */
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{ 1.0, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_100 },
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{ 1.2, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_120 },
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{ 1.5, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_150 },
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{ 1.8, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_180 },
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{ 2.0, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_200 },
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{ 2.5, InterpolationModeNearestNeighbor, PixelOffsetModeNone, image_250 },
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{ 0.8, PixelOffsetModeHighSpeed, image_080 }, /* 7 */
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{ 1.0, PixelOffsetModeHighSpeed, image_100 },
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{ 1.2, PixelOffsetModeHighSpeed, image_120 },
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{ 1.5, PixelOffsetModeHighSpeed, image_150 },
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{ 1.8, PixelOffsetModeHighSpeed, image_180 },
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{ 2.0, PixelOffsetModeHighSpeed, image_200 },
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{ 2.5, PixelOffsetModeHighSpeed, image_250 },
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{ 0.8, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_080 }, /* 7 */
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{ 1.0, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_100 },
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{ 1.2, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_120 },
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{ 1.5, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_150 },
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{ 1.8, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_180 },
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{ 2.0, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_200 },
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{ 2.5, InterpolationModeNearestNeighbor, PixelOffsetModeHighSpeed, image_250 },
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{ 0.8, PixelOffsetModeHalf, image_080 }, /* 14 */
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{ 1.0, PixelOffsetModeHalf, image_100 },
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{ 1.2, PixelOffsetModeHalf, image_120_half, TRUE },
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{ 1.5, PixelOffsetModeHalf, image_150_half, TRUE },
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{ 1.8, PixelOffsetModeHalf, image_180_half, TRUE },
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{ 2.0, PixelOffsetModeHalf, image_200_half, TRUE },
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{ 2.5, PixelOffsetModeHalf, image_250_half, TRUE },
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/* TODO There are missing left pixel column of image*/
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{ 0.8, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_080 }, /* 14 */
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{ 1.0, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_100 },
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{ 1.2, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_120_half, 0, TRUE },
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{ 1.5, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_150_half, 0, TRUE },
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{ 1.8, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_180_half, 0, TRUE },
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{ 2.0, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_200_half, 0, TRUE },
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{ 2.5, InterpolationModeNearestNeighbor, PixelOffsetModeHalf, image_250_half, 0, TRUE },
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{ 0.8, PixelOffsetModeHighQuality, image_080 }, /* 21 */
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{ 1.0, PixelOffsetModeHighQuality, image_100 },
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{ 1.2, PixelOffsetModeHighQuality, image_120_half, TRUE },
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{ 1.5, PixelOffsetModeHighQuality, image_150_half, TRUE },
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{ 1.8, PixelOffsetModeHighQuality, image_180_half, TRUE },
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{ 2.0, PixelOffsetModeHighQuality, image_200_half, TRUE },
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{ 2.5, PixelOffsetModeHighQuality, image_250_half, TRUE },
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{ 0.8, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_080 }, /* 21 */
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{ 1.0, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_100 },
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{ 1.2, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_120_half, 0, TRUE },
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{ 1.5, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_150_half, 0, TRUE },
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{ 1.8, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_180_half, 0, TRUE },
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{ 2.0, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_200_half, 0, TRUE },
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{ 2.5, InterpolationModeNearestNeighbor, PixelOffsetModeHighQuality, image_250_half, 0, TRUE },
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/* The bilinear interpolation results are little bit different than on Windows */
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/* TODO In two cases, there are missing right pixel column of image */
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{ 0.8, InterpolationModeBilinear, PixelOffsetModeNone, image_bil_080, 1, TRUE }, /* 28 */
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{ 1.0, InterpolationModeBilinear, PixelOffsetModeNone, image_100 },
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{ 1.2, InterpolationModeBilinear, PixelOffsetModeNone, image_bil_120, 2 },
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{ 1.5, InterpolationModeBilinear, PixelOffsetModeNone, image_bil_150, 1 },
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{ 1.8, InterpolationModeBilinear, PixelOffsetModeNone, image_bil_180, 1, TRUE },
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{ 2.0, InterpolationModeBilinear, PixelOffsetModeNone, image_bil_200, 1 },
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{ 2.5, InterpolationModeBilinear, PixelOffsetModeNone, image_bil_250, 1 },
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};
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BYTE src_2x1[6] = { 0x80,0x80,0x80, 0xcc,0xcc,0xcc };
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BYTE dst_8x1[24];
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@ -4888,11 +4931,12 @@ static void test_DrawImage_scale(void)
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expect(Ok, status);
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status = GdipGetImageGraphicsContext(u2.image, &graphics);
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expect(Ok, status);
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status = GdipSetInterpolationMode(graphics, InterpolationModeNearestNeighbor);
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expect(Ok, status);
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for (i = 0; i < ARRAY_SIZE(td); i++)
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{
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status = GdipSetInterpolationMode(graphics, td[i].interpolation_mode);
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expect(Ok, status);
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status = GdipSetPixelOffsetMode(graphics, td[i].pixel_offset_mode);
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expect(Ok, status);
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@ -4906,7 +4950,7 @@ static void test_DrawImage_scale(void)
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status = GdipDrawImageI(graphics, u1.image, 1, 0);
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expect(Ok, status);
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match = memcmp(dst_8x1, td[i].image, sizeof(dst_8x1)) == 0;
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match = compare_with_precision(dst_8x1, td[i].image, sizeof(dst_8x1), td[i].precision) == 0;
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todo_wine_if (!match && td[i].todo)
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ok(match, "%d: data should match\n", i);
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if (!match)
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