1 /**************************************************************************
3 * Copyright 2008-2010 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
53 uint32_t biCompression;
55 int32_t biXPelsPerMeter;
56 int32_t biYPelsPerMeter;
58 uint32_t biClrImportant;
70 Image::writeBMP(const char *filename) const {
71 struct FileHeader bmfh;
72 struct InfoHeader bmih;
76 bmfh.bfSize = 14 + 40 + height*width*4;
79 bmfh.bfOffBits = 14 + 40;
83 bmih.biHeight = height;
86 bmih.biCompression = 0;
87 bmih.biSizeImage = height*width*4;
88 bmih.biXPelsPerMeter = 0;
89 bmih.biYPelsPerMeter = 0;
91 bmih.biClrImportant = 0;
93 std::ofstream stream(filename, std::ofstream::binary);
95 stream.write((const char *)&bmfh, 14);
96 stream.write((const char *)&bmih, 40);
98 unsigned stride = width*4;
101 for (y = 0; y < height; ++y) {
102 const unsigned char *ptr = pixels + y * stride;
103 for (x = 0; x < width; ++x) {
105 pixel.rgbRed = ptr[x*4 + 0];
106 pixel.rgbGreen = ptr[x*4 + 1];
107 pixel.rgbBlue = ptr[x*4 + 2];
108 pixel.rgbAlpha = ptr[x*4 + 3];
109 stream.write((const char *)&pixel, 4);
115 const unsigned char *ptr = pixels + y * stride;
116 for (x = 0; x < width; ++x) {
118 pixel.rgbRed = ptr[x*4 + 0];
119 pixel.rgbGreen = ptr[x*4 + 1];
120 pixel.rgbBlue = ptr[x*4 + 2];
121 pixel.rgbAlpha = ptr[x*4 + 3];
122 stream.write((const char *)&pixel, 4);
131 } /* namespace Image */