Image generation method and device, three-dimensional model generation method and device, electronic equipment and medium

The invention provides an image generation method and device, a three-dimensional model generation method and device, electronic equipment and a medium, and the face image generation method comprises the steps: obtaining a normal vector image and texture feature data, wherein the pixel value of each pixel point in the normal vector image represents the value of a normal vector of a model vertex corresponding to the pixel point in the three-dimensional face model corresponding to the normal vector image; and performing multi-stage data fusion processing on the normal vector image and the texture feature data to obtain a reconstructed face image. 本公开提供了一种图像生成、三维模型生成方法、装置、电子设备及介质，其中，该人脸图像生成方法，包括：获取法向量图像、以及纹理特征数据；其中，所述法向量图像中每个像素点的像素值表征与所述法向量图像对应的三维人脸模型中与该像素点对应的模型顶点的法向量的值；对所述法向量图像、以及所述纹理特征数据进行多级数据融合处理，得到重构人脸图像。