1+ ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
2+ //
3+ // MIT License
4+ //
5+ // Copyright(c) 2017 René Slijkhuis
6+ //
7+ // Permission is hereby granted, free of charge, to any person obtaining a copy
8+ // of this software and associated documentation files (the "Software"), to deal
9+ // in the Software without restriction, including without limitation the rights
10+ // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11+ // copies of the Software, and to permit persons to whom the Software is
12+ // furnished to do so, subject to the following conditions:
13+ //
14+ // The above copyright notice and this permission notice shall be included in all
15+ // copies or substantial portions of the Software.
16+ //
17+ // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18+ // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19+ // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20+ // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21+ // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22+ // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23+ // SOFTWARE.
24+ //
25+ ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
26+
27+ using System ;
28+ using stakx . WIC ;
29+
30+ ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
31+
32+ namespace WicClient
33+ {
34+ class Program
35+ {
36+ // The GUID definition below should be part of the 'stakx.WIC' package.
37+ private static readonly Guid GUID_WICPixelFormat24bppRGB = new Guid ( 0x6fddc324 , 0x4e03 , 0x4bfe , 0xb1 , 0x85 , 0x3d , 0x77 , 0x76 , 0x8d , 0xc9 , 0x0d ) ;
38+
39+ static void Main ( string [ ] args )
40+ {
41+ // This example requires the NuGet package 'stakx.WIC'.
42+ // https://www.nuget.org/packages/stakx.WIC/
43+ // https://github.com/stakx/WIC
44+
45+ const string filename = @"<filename>" ;
46+
47+ IWICImagingFactory factory = new WICImagingFactory ( ) ;
48+ IWICBitmapDecoder decoder = null ;
49+ IWICBitmapFrameDecode frame = null ;
50+ IWICFormatConverter formatConverter = null ;
51+
52+ decoder = factory . CreateDecoderFromFilename ( filename , IntPtr . Zero , StreamAccessMode . GENERIC_READ ,
53+ WICDecodeOptions . WICDecodeMetadataCacheOnDemand ) ;
54+
55+ int count = decoder . GetFrameCount ( ) ;
56+
57+ frame = decoder . GetFrame ( 0 ) ;
58+
59+ int width = 0 ;
60+ int height = 0 ;
61+ frame . GetSize ( out width , out height ) ;
62+
63+ Guid pixelFormat = frame . GetPixelFormat ( ) ;
64+
65+ // The frame can use many different pixel formats.
66+ // You can copy the raw pixel values by calling "frame.CopyPixels( )".
67+ // This method needs a buffer that can hold all bytes.
68+ // The total number of bytes is: width x height x bytes per pixel
69+
70+ // The disadvantage of this solution is that you have to deal with all possible pixel formats.
71+
72+ // You can make your life easy by converting the frame to a pixel format of
73+ // your choice. The code below shows how to convert the pixel format to 24-bit RGB.
74+
75+ formatConverter = factory . CreateFormatConverter ( ) ;
76+
77+ formatConverter . Initialize ( frame ,
78+ GUID_WICPixelFormat24bppRGB ,
79+ WICBitmapDitherType . WICBitmapDitherTypeNone ,
80+ null ,
81+ 0.0 ,
82+ WICBitmapPaletteType . WICBitmapPaletteTypeCustom ) ;
83+
84+ int bytesPerPixel = 3 ; // Because we have converted the frame to 24-bit RGB
85+ int stride = width * bytesPerPixel ;
86+ byte [ ] bytes = new byte [ stride * height ] ;
87+
88+ formatConverter . CopyPixels ( IntPtr . Zero , stride , stride * height , bytes ) ;
89+ }
90+ }
91+ }
92+
93+ ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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