1 /*
2 * Copyright 2009 Vincent Povirk for CodeWeavers
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18
19 #include <stdarg.h>
20
21 #define COBJMACROS
22
23 #include "windef.h"
24 #include "objbase.h"
25 #include "wincodec.h"
26 #include "wine/test.h"
27
28 static void test_custom_palette(void)
29 {
30 IWICImagingFactory *factory;
31 IWICPalette *palette;
32 HRESULT hr;
33 WICBitmapPaletteType type=0xffffffff;
34 UINT count=1;
35 const WICColor initcolors[4]={0xff000000,0xff0000ff,0xffffff00,0xffffffff};
36 WICColor colors[4];
37 BOOL boolresult;
38
39 hr = CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER,
40 &IID_IWICImagingFactory, (void**)&factory);
41 ok(SUCCEEDED(hr), "CoCreateInstance failed, hr=%x\n", hr);
42 if (FAILED(hr)) return;
43
44 hr = IWICImagingFactory_CreatePalette(factory, &palette);
45 ok(SUCCEEDED(hr), "CreatePalette failed, hr=%x\n", hr);
46 if (SUCCEEDED(hr))
47 {
48 hr = IWICPalette_GetType(palette, &type);
49 ok(SUCCEEDED(hr), "GetType failed, hr=%x\n", hr);
50 ok(type == WICBitmapPaletteTypeCustom, "expected WICBitmapPaletteTypeCustom, got %x\n", type);
51
52 hr = IWICPalette_GetColorCount(palette, &count);
53 ok(SUCCEEDED(hr), "GetColorCount failed, hr=%x\n", hr);
54 ok(count == 0, "expected 0, got %u\n", count);
55
56 hr = IWICPalette_GetColors(palette, 0, colors, &count);
57 ok(SUCCEEDED(hr), "GetColors failed, hr=%x\n", hr);
58 ok(count == 0, "expected 0, got %u\n", count);
59
60 hr = IWICPalette_GetColors(palette, 4, colors, &count);
61 ok(SUCCEEDED(hr), "GetColors failed, hr=%x\n", hr);
62 ok(count == 0, "expected 0, got %u\n", count);
63
64 memcpy(colors, initcolors, sizeof(initcolors));
65 hr = IWICPalette_InitializeCustom(palette, colors, 4);
66 ok(SUCCEEDED(hr), "InitializeCustom failed, hr=%x\n", hr);
67
68 hr = IWICPalette_GetType(palette, &type);
69 ok(SUCCEEDED(hr), "GetType failed, hr=%x\n", hr);
70 ok(type == WICBitmapPaletteTypeCustom, "expected WICBitmapPaletteTypeCustom, got %x\n", type);
71
72 hr = IWICPalette_GetColorCount(palette, &count);
73 ok(SUCCEEDED(hr), "GetColorCount failed, hr=%x\n", hr);
74 ok(count == 4, "expected 4, got %u\n", count);
75
76 memset(colors, 0, sizeof(colors));
77 count = 0;
78 hr = IWICPalette_GetColors(palette, 4, colors, &count);
79 ok(SUCCEEDED(hr), "GetColors failed, hr=%x\n", hr);
80 ok(count == 4, "expected 4, got %u\n", count);
81 ok(!memcmp(colors, initcolors, sizeof(colors)), "got unexpected palette data\n");
82
83 memset(colors, 0, sizeof(colors));
84 count = 0;
85 hr = IWICPalette_GetColors(palette, 2, colors, &count);
86 ok(SUCCEEDED(hr), "GetColors failed, hr=%x\n", hr);
87 ok(count == 2, "expected 2, got %u\n", count);
88 ok(!memcmp(colors, initcolors, sizeof(WICColor)*2), "got unexpected palette data\n");
89
90 count = 0;
91 hr = IWICPalette_GetColors(palette, 6, colors, &count);
92 ok(SUCCEEDED(hr), "GetColors failed, hr=%x\n", hr);
93 ok(count == 4, "expected 4, got %u\n", count);
94
95 hr = IWICPalette_HasAlpha(palette, &boolresult);
96 ok(SUCCEEDED(hr), "HasAlpha failed, hr=%x\n", hr);
97 ok(!boolresult, "expected FALSE, got TRUE\n");
98
99 hr = IWICPalette_IsBlackWhite(palette, &boolresult);
100 ok(SUCCEEDED(hr), "IsBlackWhite failed, hr=%x\n", hr);
101 ok(!boolresult, "expected FALSE, got TRUE\n");
102
103 hr = IWICPalette_IsGrayscale(palette, &boolresult);
104 ok(SUCCEEDED(hr), "IsGrayscale failed, hr=%x\n", hr);
105 ok(!boolresult, "expected FALSE, got TRUE\n");
106
107 /* try a palette with some alpha in it */
108 colors[2] = 0x80ffffff;
109 hr = IWICPalette_InitializeCustom(palette, colors, 4);
110 ok(SUCCEEDED(hr), "InitializeCustom failed, hr=%x\n", hr);
111
112 hr = IWICPalette_HasAlpha(palette, &boolresult);
113 ok(SUCCEEDED(hr), "HasAlpha failed, hr=%x\n", hr);
114 ok(boolresult, "expected TRUE, got FALSE\n");
115
116 /* setting to a 0-color palette is acceptable */
117 hr = IWICPalette_InitializeCustom(palette, NULL, 0);
118 ok(SUCCEEDED(hr), "InitializeCustom failed, hr=%x\n", hr);
119
120 /* IWICPalette is paranoid about NULL pointers */
121 hr = IWICPalette_GetType(palette, NULL);
122 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
123
124 hr = IWICPalette_GetColorCount(palette, NULL);
125 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
126
127 hr = IWICPalette_InitializeCustom(palette, NULL, 4);
128 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
129
130 hr = IWICPalette_GetColors(palette, 4, NULL, &count);
131 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
132
133 hr = IWICPalette_GetColors(palette, 4, colors, NULL);
134 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
135
136 hr = IWICPalette_HasAlpha(palette, NULL);
137 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
138
139 hr = IWICPalette_IsBlackWhite(palette, NULL);
140 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
141
142 hr = IWICPalette_IsGrayscale(palette, NULL);
143 ok(hr == E_INVALIDARG, "expected E_INVALIDARG, got %x\n", hr);
144
145 IWICPalette_Release(palette);
146 }
147
148 IWICImagingFactory_Release(factory);
149 }
150
151 START_TEST(palette)
152 {
153 CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
154
155 test_custom_palette();
156
157 CoUninitialize();
158 }
159
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