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92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
//-----------------------------------------------------------------------------
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// Product: OpenCTM tools
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// File: image.h
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// Description: Interface for the Image class.
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//-----------------------------------------------------------------------------
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// Copyright (c) 2009-2010 Marcus Geelnard
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//-----------------------------------------------------------------------------
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#ifndef __IMAGE_H_
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#define __IMAGE_H_
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#include <vector>
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class Image {
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private:
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/// Load image from a JPEG file.
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void LoadJPEG(const char * aFileName);
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/// Load image from a PNG file.
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void LoadPNG(const char * aFileName);
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/// Flip the image vertically.
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void FlipVertically();
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public:
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/// Constructor
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Image()
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{
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mWidth = mHeight = 0;
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mComponents = 4;
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}
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/// Clear the image.
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void Clear()
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{
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mWidth = mHeight = 0;
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mComponents = 4;
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mData.clear();
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}
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/// Set image dimensions.
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void SetSize(int aWidth, int aHeight, int aComponents)
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{
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mWidth = aWidth;
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mHeight = aHeight;
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mComponents = aComponents;
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mData.resize(mWidth * mHeight * mComponents);
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}
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/// Load an image from a file (any supported format).
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void LoadFromFile(const char * aFileName);
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/// Check if the image is empty.
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bool IsEmpty()
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{
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return (mWidth == 0) || (mHeight == 0);
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}
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/// Image width (in pixels).
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int mWidth;
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/// Image height (in pixels).
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int mHeight;
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/// Number of components (1, 3 or 4).
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int mComponents;
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/// Pixel data
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std::vector<unsigned char> mData;
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};
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#endif // __IMAGE_H_
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