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1 #include "gtest/gtest.h"
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2
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3 #include <stdint.h>
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4 #include "../Core/PngWriter.h"
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5
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6 TEST(PngWriter, ColorPattern)
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7 {
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8 Orthanc::PngWriter w;
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9 int width = 17;
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10 int height = 61;
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11 int pitch = width * 3;
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12
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13 std::vector<uint8_t> image(height * pitch);
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14 for (int y = 0; y < height; y++)
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15 {
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16 uint8_t *p = &image[0] + y * pitch;
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17 for (int x = 0; x < width; x++, p += 3)
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18 {
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19 p[0] = (y % 3 == 0) ? 255 : 0;
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20 p[1] = (y % 3 == 1) ? 255 : 0;
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21 p[2] = (y % 3 == 2) ? 255 : 0;
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22 }
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23 }
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24
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25 w.WriteToFile("ColorPattern.png", width, height, pitch, Orthanc::PixelFormat_RGB24, &image[0]);
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26 }
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27
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28 TEST(PngWriter, Gray8Pattern)
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29 {
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30 Orthanc::PngWriter w;
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31 int width = 17;
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32 int height = 256;
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33 int pitch = width;
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34
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35 std::vector<uint8_t> image(height * pitch);
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36 for (int y = 0; y < height; y++)
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37 {
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38 uint8_t *p = &image[0] + y * pitch;
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39 for (int x = 0; x < width; x++, p++)
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40 {
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41 *p = y;
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42 }
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43 }
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44
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45 w.WriteToFile("Gray8Pattern.png", width, height, pitch, Orthanc::PixelFormat_Grayscale8, &image[0]);
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46 }
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47
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48 TEST(PngWriter, Gray16Pattern)
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49 {
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50 Orthanc::PngWriter w;
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51 int width = 256;
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52 int height = 256;
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53 int pitch = width * 2 + 17;
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54
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55 std::vector<uint8_t> image(height * pitch);
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56 int v = 0;
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57 for (int y = 0; y < height; y++)
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58 {
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59 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch);
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60 for (int x = 0; x < width; x++, p++, v++)
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61 {
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62 *p = v;
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63 }
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64 }
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65
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66 w.WriteToFile("Gray16Pattern.png", width, height, pitch, Orthanc::PixelFormat_Grayscale16, &image[0]);
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67 }
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