libcamera  v0.3.0+93-437e6016
Supporting cameras in Linux since 2019
Namespaces | Enumerations | Functions
transform.h File Reference

Enum to represent and manipulate 2D plane transforms. More...

#include <string>
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Namespaces

 libcamera
 Top-level libcamera namespace.
 

Enumerations

enum  libcamera::Transform : int {
  libcamera::Transform::Identity = 0, libcamera::Transform::Rot0 = Identity, libcamera::Transform::HFlip = 1, libcamera::Transform::VFlip = 2,
  libcamera::Transform::HVFlip = HFlip | VFlip, libcamera::Transform::Rot180 = HVFlip, libcamera::Transform::Transpose = 4, libcamera::Transform::Rot270 = HFlip | Transpose,
  libcamera::Transform::Rot90 = VFlip | Transpose, libcamera::Transform::Rot180Transpose = HFlip | VFlip | Transpose
}
 Enum to represent a 2D plane transform. More...
 

Functions

constexpr Transform libcamera::operator & (Transform t0, Transform t1)
 Apply bitwise AND operator between the bits in the two transforms. More...
 
constexpr Transform libcamera::operator| (Transform t0, Transform t1)
 Apply bitwise OR operator between the bits in the two transforms. More...
 
constexpr Transform libcamera::operator^ (Transform t0, Transform t1)
 Apply bitwise XOR operator between the bits in the two transforms. More...
 
constexpr Transform & libcamera::operator &= (Transform &t0, Transform t1)
 Apply bitwise AND-assignment operator between the bits in the two transforms. More...
 
constexpr Transform & libcamera::operator|= (Transform &t0, Transform t1)
 Apply bitwise OR-assignment operator between the bits in the two transforms. More...
 
constexpr Transform & libcamera::operator^= (Transform &t0, Transform t1)
 Apply bitwise XOR-assignment operator between the bits in the two transforms. More...
 
Transform libcamera::operator* (Transform t0, Transform t1)
 Compose two transforms by applying t0 first then t1. More...
 
Transform libcamera::operator- (Transform t)
 Invert a transform. More...
 
constexpr bool libcamera::operator! (Transform t)
 Return true if the transform is the Identity, otherwise false More...
 
constexpr Transform libcamera::operator~ (Transform t)
 Return the transform with all the bits inverted individually. More...
 
Transform libcamera::transformFromRotation (int angle, bool *success)
 Return the transform representing a rotation of the given angle clockwise. More...
 
Transform libcamera::operator/ (const Orientation &o1, const Orientation &o2)
 Return the Transform that applied to o2 gives o1. More...
 
Orientation libcamera::operator* (const Orientation &o, const Transform &t)
 Apply the Transform t on the orientation o. More...
 
const char * libcamera::transformToString (Transform t)
 Return a character string describing the transform. More...
 

Detailed Description

Enum to represent and manipulate 2D plane transforms.