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Pixel
[GIL Models]
Pixel and pixel-related functions.
More...Modules | |
| Channel Accessor | |
| Color Bases | |
Classes | |
| struct | detail::channel_recursion< N > |
| compile-time recursion for per-channel operations of pixels More... | |
| struct | detail::channel_recursion< 0 > |
| termination condition of the compile-time recursion for channel operations on a pixel More... | |
| struct | detail::min_max_recur< N > |
| compile-time recursion for min/max channel More... | |
| struct | detail::min_max_recur< 1 > |
| termination condition of the compile-time recursion for min/max channel More... | |
| class | pixel< T, C > |
| Represents a pixel value (a container of channels). More... | |
| struct | planar_ref< TR, C > |
| Represents a reference to a planar pixel. More... | |
Pixel Global Functions | |
| Functions defined for any class that models PixelConcept | |
| template<typename P> | |
| P::channel_t | alpha (const P &p) |
| template<typename P, typename V> | |
| void | fill_channels (P &p, const V &v) |
| template<typename P1, typename OP> | |
| OP | for_each_channel (const P1 &p1, OP op) |
| template<typename P1, typename P2, typename OP> | |
| OP | for_each_channel (const P1 &p1, const P2 &p2, OP op) |
| template<typename P1, typename P2, typename P3, typename OP> | |
| OP | for_each_channel (const P1 &p1, const P2 &p2, const P3 &p3, OP op) |
| template<typename P> | |
| P::channel_t | max_channel (const P &p) |
| template<typename P> | |
| P::channel_t | min_channel (const P &p) |
| template<typename P1, typename OP> | |
| OP | transform_channels (P1 &dst, OP op) |
| template<typename P1, typename P2, typename OP> | |
| OP | transform_channels (const P2 &p2, P1 &dst, OP op) |
| template<typename P1, typename P2, typename P3, typename OP> | |
| OP | transform_channels (const P2 &p2, const P3 &p3, P1 &dst, OP op) |
Detailed Description
Function Documentation
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returns the alpha channel value for a pixel. Default returns 100% opaque. Overload for color spaces containing alpha
Definition at line 163 of file pixel_algorithm.hpp. |