Function mindspore::dataset::Crop
Defined in File image_process.h
Function Documentation
-
bool mindspore::dataset::Crop(const LiteMat &src, LiteMat &dst, int x, int y, int w, int h)
crop image, the channel supports is 3 and 1.
- Parameters
src – [in] Input image data.
dst – [in] Output image data.
x – [in] The x coordinate value of the starting point of the screenshot.
y – [in] The y coordinate value of the starting point of the screenshot.
w – [in] The width of the screenshot.
h – [in] The height of the screenshot.
- Returns
Return true if transform successfully.
样例/* Assume p_rgb is a pointer that points to an image with shape (width, height, channel) */ LiteMat lite_mat_src(width, height, channel, (void *)p_rgb, LDataType::UINT8); LiteMat lite_mat_dst; /* Crop to (32, 32, 3) */ Crop(lite_mat_src, lite_mat_dst, 0, 0, 32, 32); std::cout << lite_mat_dst.width_ << " " << lite_mat_dst.height_ << " " << lite_mat_dst.channel_ << std::endl;