rostests/apitests/gdi32/GetDIBits.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * PURPOSE:         Test for GetDIBits
   5  * PROGRAMMERS:     Timo Kreuzer
   6  */
   7
   8 #include <stdio.h>
   9 #include <wine/test.h>
  10 #include <windows.h>
  11
  12 #define ok_err(dwErr) ok(GetLastError() == dwErr, "LastError is wrong, expected %d, got %ld\n", dwErr, GetLastError())
  13
  14 void Test_GetDIBits()
  15 {
  16         HDC hdcScreen, hdcMem;
  17         HBITMAP hbmp;
  18         PBITMAPINFO pbi;
  19         INT ret, ScreenBpp;
  20         DWORD ajBits[10] = {0xff, 0x00, 0xcc, 0xf0, 0x0f};
  21
  22     pbi = malloc(sizeof(BITMAPV5HEADER) + 256 * sizeof(DWORD));
  23
  24         hdcScreen = GetDC(NULL);
  25         ok(hdcScreen != 0, "GetDC failed, skipping tests\n");
  26         if (hdcScreen == NULL) return;
  27
  28     hdcMem = CreateCompatibleDC(0);
  29         ok(hdcMem != 0, "CreateCompatibleDC failed, skipping tests\n");
  30         if (hdcMem == NULL) return;
  31
  32         hbmp = CreateCompatibleBitmap(hdcScreen, 16, 16);
  33         ok(hbmp != NULL, "CreateCompatibleBitmap failed\n");
  34
  35         /* misc */
  36         SetLastError(ERROR_SUCCESS);
  37         ok(GetDIBits(0, 0, 0, 0, NULL, NULL, 0) == 0, "\n");
  38         ok_err(ERROR_INVALID_PARAMETER);
  39
  40         SetLastError(ERROR_SUCCESS);
  41         ok(GetDIBits((HDC)2345, 0, 0, 0, NULL, NULL, 0) == 0, "\n");
  42         ok_err(ERROR_INVALID_PARAMETER);
  43
  44         SetLastError(ERROR_SUCCESS);
  45         ok(GetDIBits((HDC)2345, hbmp, 0, 0, NULL, NULL, 0) == 0, "\n");
  46         ok_err(ERROR_INVALID_PARAMETER);
  47
  48         SetLastError(ERROR_SUCCESS);
  49         ok(GetDIBits((HDC)2345, hbmp, 0, 15, NULL, pbi, 0) == 0, "\n");
  50         ok_err(ERROR_INVALID_PARAMETER);
  51
  52
  53
  54         /* null hdc */
  55         SetLastError(ERROR_SUCCESS);
  56         ZeroMemory(pbi, sizeof(BITMAPINFO));
  57         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  58         ok(GetDIBits(NULL, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) == 0, "\n");
  59         ok_err(ERROR_INVALID_PARAMETER);
  60
  61         /* null bitmap */
  62         SetLastError(ERROR_SUCCESS);
  63         ZeroMemory(pbi, sizeof(BITMAPINFO));
  64         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  65         ok(GetDIBits(hdcScreen, NULL, 0, 15, NULL, pbi, DIB_RGB_COLORS) == 0, "\n");
  66         ok_err(ERROR_SUCCESS);
  67
  68         /* 0 scan lines */
  69         SetLastError(ERROR_SUCCESS);
  70         ZeroMemory(pbi, sizeof(BITMAPINFO));
  71         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  72         ok(GetDIBits(hdcScreen, hbmp, 0, 0, NULL, pbi, DIB_RGB_COLORS) > 0, "\n");
  73         ok_err(ERROR_SUCCESS);
  74
  75         /* null bitmap info - crashes XP*/
  76         //SetLastError(ERROR_SUCCESS);
  77         //ok(GetDIBits(hdcScreen, NULL, 0, 15, NULL, NULL, DIB_RGB_COLORS) == 0);
  78         //ok(GetLastError() == ERROR_INVALID_PARAMETER);
  79
  80         /* bad bmi colours (uUsage) */
  81         SetLastError(ERROR_SUCCESS);
  82         ZeroMemory(pbi, sizeof(BITMAPINFO));
  83         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  84         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, 100) == 0, "\n");
  85         ok_err(ERROR_SUCCESS);
  86         ok(pbi->bmiHeader.biWidth == 0, "\n");
  87         ok(pbi->bmiHeader.biHeight == 0, "\n");
  88         ok(pbi->bmiHeader.biBitCount == 0, "\n");
  89         ok(pbi->bmiHeader.biSizeImage == 0, "\n");
  90
  91         /* basic call */
  92         SetLastError(ERROR_SUCCESS);
  93         ZeroMemory(pbi, sizeof(BITMAPINFO));
  94         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  95         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) > 0, "\n");
  96         ok_err(ERROR_SUCCESS);
  97         ScreenBpp = GetDeviceCaps(hdcScreen, BITSPIXEL);
  98         ok(pbi->bmiHeader.biWidth == 16, "\n");
  99         ok(pbi->bmiHeader.biHeight == 16, "\n");
 100         ok(pbi->bmiHeader.biBitCount == ScreenBpp, "\n");
 101         ok(pbi->bmiHeader.biSizeImage == (16 * 16) * (ScreenBpp / 8), "\n");
 102
 103     /* Test if COREHEADER is supported */
 104         pbi->bmiHeader.biSize = sizeof(BITMAPCOREHEADER);
 105         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) > 0, "\n");
 106         ok(pbi->bmiHeader.biSize == sizeof(BITMAPCOREHEADER), "\n");
 107
 108     /* Test different header sizes */
 109         pbi->bmiHeader.biSize = sizeof(BITMAPCOREHEADER) + 4;
 110         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) == 0, "should fail.\n");
 111         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER) + 4;
 112         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) == 0, "should fail.\n");
 113         pbi->bmiHeader.biSize = sizeof(BITMAPV5HEADER);
 114         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) > 0, "should not fail.\n");
 115         pbi->bmiHeader.biSize = sizeof(BITMAPV5HEADER) + 4;
 116         ok(GetDIBits(hdcScreen, hbmp, 0, 15, NULL, pbi, DIB_RGB_COLORS) > 0, "should not fail.\n");
 117
 118
 119         DeleteObject(hbmp);
 120
 121     /* Test a mono bitmap */
 122     hbmp = CreateBitmap(13, 7, 1, 1, ajBits);
 123     ok(hbmp != 0, "failed to create bitmap\n");
 124         ZeroMemory(pbi, sizeof(BITMAPINFO));
 125         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
 126         ret = GetDIBits(hdcScreen, hbmp, 0, 0, NULL, pbi, DIB_RGB_COLORS);
 127         ok(ret == 1, "%d\n", ret);
 128         ok(pbi->bmiHeader.biWidth == 13, "pbi->bmiHeader.biWidth = %ld\n", pbi->bmiHeader.biWidth);
 129         ok(pbi->bmiHeader.biHeight == 7, "pbi->bmiHeader.biHeight = %ld\n", pbi->bmiHeader.biHeight);
 130         ok(pbi->bmiHeader.biBitCount == 1, "pbi->bmiHeader.biBitCount = %d\n", pbi->bmiHeader.biBitCount);
 131         ok(pbi->bmiHeader.biSizeImage == 28, "pbi->bmiHeader.biSizeImage = %ld\n", pbi->bmiHeader.biSizeImage);
 132
 133     /* Test a mono bitmap with values set */
 134         ZeroMemory(pbi, sizeof(BITMAPINFO));
 135         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
 136         pbi->bmiHeader.biWidth = 12;
 137         pbi->bmiHeader.biHeight = 9;
 138         pbi->bmiHeader.biPlanes = 1;
 139         pbi->bmiHeader.biBitCount = 32;
 140         pbi->bmiHeader.biCompression = BI_RGB;
 141         pbi->bmiHeader.biSizeImage = 123;
 142         ret = GetDIBits(hdcScreen, hbmp, 0, 5, NULL, pbi, DIB_RGB_COLORS);
 143         ok(ret == 1, "%d\n", ret);
 144         ok(pbi->bmiHeader.biWidth == 12, "pbi->bmiHeader.biWidth = %ld\n", pbi->bmiHeader.biWidth);
 145         ok(pbi->bmiHeader.biHeight == 9, "pbi->bmiHeader.biHeight = %ld\n", pbi->bmiHeader.biHeight);
 146         ok(pbi->bmiHeader.biBitCount == 32, "pbi->bmiHeader.biBitCount = %d\n", pbi->bmiHeader.biBitCount);
 147         ok(pbi->bmiHeader.biSizeImage == 432, "pbi->bmiHeader.biSizeImage = %ld\n", pbi->bmiHeader.biSizeImage);
 148
 149     /* Set individual values */
 150         ZeroMemory(pbi, sizeof(BITMAPINFO));
 151         pbi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
 152         pbi->bmiHeader.biWidth = 12;
 153         ret = GetDIBits(hdcScreen, hbmp, 0, 5, NULL, pbi, DIB_RGB_COLORS);
 154         ok(ret == 1, "%d\n", ret);
 155         pbi->bmiHeader.biWidth = 0;
 156         pbi->bmiHeader.biSizeImage = 123;
 157         ret = GetDIBits(hdcScreen, hbmp, 0, 5, NULL, pbi, DIB_RGB_COLORS);
 158         ok(ret == 0, "%d\n", ret);
 159         pbi->bmiHeader.biSizeImage = 0;
 160         pbi->bmiHeader.biCompression = BI_RGB;
 161         ret = GetDIBits(hdcScreen, hbmp, 0, 5, NULL, pbi, DIB_RGB_COLORS);
 162         ok(ret == 0, "%d\n", ret);
 163
 164         DeleteObject(hbmp);
 165         DeleteDC(hdcMem);
 166         ReleaseDC(NULL, hdcScreen);
 167 }
 168
 169 START_TEST(GetDIBits)
 170 {
 171     Test_GetDIBits();
 172 }
 173