86 lines
2.8 KiB
C
86 lines
2.8 KiB
C
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/**
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@file Image4uint8.h
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@maintainer Morgan McGuire, http://graphics.cs.williams.edu
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@created 2007-01-31
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@edited 2007-01-31
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*/
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#ifndef G3D_IMAGE4UINT8_H
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#define G3D_IMAGE4UINT8_H
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#include "G3D/platform.h"
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#include "G3D/Map2D.h"
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#include "G3D/Color4uint8.h"
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#include "G3D/Color4.h"
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#include "G3D/GImage.h"
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#include "G3D/Image1uint8.h"
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namespace G3D {
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typedef ReferenceCountedPointer<class Image4uint8> Image4uint8Ref;
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/**
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Compact storage for RGBA 8-bit per channel images.
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See also G3D::Image4, G3D::GImage
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*/
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class Image4uint8 : public Map2D<Color4uint8, Color4> {
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public:
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typedef Image4uint8 Type;
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typedef Image4uint8Ref Ref;
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protected:
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Image4uint8(int w, int h, WrapMode wrap);
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void copyGImage(const class GImage& im);
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void copyArray(const Color1* src, int w, int h);
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void copyArray(const Color3* src, int w, int h);
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void copyArray(const Color4* src, int w, int h);
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void copyArray(const Color1uint8* src, int w, int h);
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void copyArray(const Color3uint8* src, int w, int h);
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void copyArray(const Color4uint8* src, int w, int h);
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public:
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const class ImageFormat* format() const;
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/** Creates an all-zero width x height image. */
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static Ref createEmpty(int width, int height, WrapMode wrap = WrapMode::ERROR);
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/** Creates a 0 x 0 image. */
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static Ref createEmpty(WrapMode wrap = WrapMode::ERROR);
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static Ref fromFile(const std::string& filename, WrapMode wrap = WrapMode::ERROR, GImage::Format fmt = GImage::AUTODETECT);
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static Ref fromGImage(const class GImage& im, WrapMode wrap = WrapMode::ERROR);
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static Ref fromArray(const class Color1uint8* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
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static Ref fromArray(const class Color3uint8* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
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static Ref fromArray(const class Color4uint8* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
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static Ref fromArray(const class Color1* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
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static Ref fromArray(const class Color3* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
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static Ref fromArray(const class Color4* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
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static Ref fromImage4(const ReferenceCountedPointer<class Image4>& im);
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/** Loads from any of the file formats supported by G3D::GImage. If there is an alpha channel on the input,
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it is stripped. */
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void load(const std::string& filename, GImage::Format fmt = GImage::AUTODETECT);
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/** Saves in any of the formats supported by G3D::GImage. */
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void save(const std::string& filename, GImage::Format fmt = GImage::AUTODETECT);
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/** Extracts color channel 0 <= c <= 3 and returns it as a new monochrome image. */
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ReferenceCountedPointer<class Image1uint8> getChannel(int c) const;
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};
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} // G3D
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#endif
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