Category: opencv c++

Opencv study notes (9) geometric transformation 0

Opencv study notes (9) geometric transformation

Hits: 0geometric transformation Introduction 1. Image translation 1. Image panning code (without changing image size) 2. Image panning code (change image size) 2. Image rotation 1. Image rotation function 2. Affine transformation function 3....

Opencv study notes (thirteen) image pyramid 0

Opencv study notes (thirteen) image pyramid

Hits: 0[image pyramid] foreword 1. Gaussian Pyramid 1.pyrDown 2. Downsampling 3pyrUp 4 upsampling The Pyramid of Laplace 1.Laplacian 2. Code foreword Image pyramids are an efficient and conceptually simple structure for representing images at...

Opencv study notes (16) Play video 0

Opencv study notes (16) Play video

Hits: 0Class VideoCapture is the basic video input and output interface in [opencv] . It can read video files or open cameras to extract video frames, and provides multiple functions to obtain video attribute...