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1 /*
2  * Copyright 2016 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "SkStream.h"
9 
10 #if defined(SK_BUILD_FOR_MAC)
11 #include <ApplicationServices/ApplicationServices.h>
12 #elif defined(SK_BUILD_FOR_WIN)
13 #include <windows.h>
14 #endif
15 
main(int argc,char ** argv)16 int main(int argc, char** argv) {
17 #if defined(SK_BUILD_FOR_MAC)
18     CGColorSpaceRef cs = CGDisplayCopyColorSpace(CGMainDisplayID());
19     CFDataRef dataRef = CGColorSpaceCopyICCProfile(cs);
20     const uint8_t* data = CFDataGetBytePtr(dataRef);
21     size_t size = CFDataGetLength(dataRef);
22 
23     SkFILEWStream file("monitor_0.icc");
24     file.write(data, size);
25 
26     CFRelease(cs);
27     CFRelease(dataRef);
28     return 0;
29 #elif defined(SK_BUILD_FOR_WIN)
30     DISPLAY_DEVICE dd = { sizeof(DISPLAY_DEVICE) };
31     SkString outputFilename;
32 
33     // Chrome's code for this currently just gets the primary monitor's profile. This code iterates
34     // over all attached monitors, so it's "better" in that sense. Making intelligent use of this
35     // information (via things like MonitorFromWindow or MonitorFromRect to pick the correct
36     // profile for a particular window or region of a window), is an exercise left to the reader.
37     for (int i = 0; EnumDisplayDevices(NULL, i, &dd, 0); ++i) {
38         if (dd.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP) {
39             // There are other helpful things in dd at this point:
40             // dd.DeviceString has a longer name for the adapter
41             // dd.StateFlags indicates primary display, mirroring, etc...
42             HDC dc = CreateDC(NULL, dd.DeviceName, NULL, NULL);
43             if (dc) {
44                 char icmPath[MAX_PATH + 1];
45                 DWORD pathLength = MAX_PATH;
46                 if (GetICMProfile(dc, &pathLength, icmPath)) {
47                     // GetICMProfile just returns the path to the installed profile (not the data)
48                     outputFilename = SkStringPrintf("monitor_%d.icc", i);
49                     CopyFile(icmPath, outputFilename.c_str(), FALSE);
50                 }
51                 DeleteDC(dc);
52             }
53         }
54     }
55 
56     return 0;
57 #else
58     SkDebugf("ERROR: Unsupported platform\n");
59     return 1;
60 #endif
61 }
62