""" Author: Soubhik Sanyal Copyright (c) 2019, Soubhik Sanyal All rights reserved. Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V. (MPG) is holder of all proprietary rights on this computer program. You can only use this computer program if you have closed a license agreement with MPG or you get the right to use the computer program from someone who is authorized to grant you that right. Any use of the computer program without a valid license is prohibited and liable to prosecution. Copyright 2019 Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V. (MPG). acting on behalf of its Max Planck Institute for Intelligent Systems and the Max Planck Institute for Biological Cybernetics. All rights reserved. More information about RingNet is available at https://ringnet.is.tue.mpg.de. based on github.com/akanazawa/hmr """ ## Demo of RingNet. ## Note that RingNet requires a loose crop of the face in the image. ## Sample usage: ## Run the following command to generate check the RingNet predictions on loosely cropped face images # python -m demo --img_path *.jpg --out_folder ./RingNet_output ## To output the meshes run the following command # python -m demo --img_path *.jpg --out_folder ./RingNet_output --save_obj_file=True ## To output both meshes and flame parameters run the following command # python -m demo --img_path *.jpg --out_folder ./RingNet_output --save_obj_file=True --save_flame_parameters=True ## To output both meshes and flame parameters and generate a neutralized mesh run the following command # python -m demo --img_path *.jpg --out_folder ./RingNet_output --save_obj_file=True --save_flame_parameters=True --neutralize_expression=True from __future__ import absolute_import from __future__ import division from __future__ import print_function import sys import os from absl import flags import numpy as np import skimage.io as io import cv2 import matplotlib.pyplot as plt import tensorflow as tf from psbody.mesh import Mesh from smpl_webuser.serialization import load_model from util import renderer as vis_util from util import image as img_util from config_test import get_config from run_RingNet import RingNet_inference def visualize(img, proc_param, verts, cam, img_name='test_image'): """ Renders the result in original image coordinate frame. """ cam_for_render, vert_shifted = vis_util.get_original( proc_param, verts, cam, img_size=img.shape[:2]) # Render results rend_img_overlay = renderer( vert_shifted*1.0, cam=cam_for_render, img=img, do_alpha=True) rend_img = renderer( vert_shifted*1.0, cam=cam_for_render, img_size=img.shape[:2]) rend_img_vp1 = renderer.rotated( vert_shifted, 30, cam=cam_for_render, img_size=img.shape[:2]) import matplotlib.pyplot as plt fig = plt.figure(1) plt.clf() plt.subplot(221) plt.imshow(img) plt.title('input') plt.axis('off') plt.subplot(222) plt.imshow(rend_img_overlay) plt.title('3D Mesh overlay') plt.axis('off') plt.subplot(223) plt.imshow(rend_img) plt.title('3D mesh') plt.axis('off') plt.subplot(224) plt.imshow(rend_img_vp1) plt.title('diff vp') plt.axis('off') plt.draw() plt.show(block=False) fig.savefig(img_name + '.png') # import ipdb # ipdb.set_trace() def preprocess_image(img_path): img = io.imread(img_path) if np.max(img.shape[:2]) != config.img_size: print('Resizing so the max image size is %d..' % config.img_size) scale = (float(config.img_size) / np.max(img.shape[:2])) else: scale = 1.0#scaling_factor center = np.round(np.array(img.shape[:2]) / 2).astype(int) # image center in (x,y) center = center[::-1] crop, proc_param = img_util.scale_and_crop(img, scale, center, config.img_size) # import ipdb; ipdb.set_trace() # Normalize image to [-1, 1] # plt.imshow(crop/255.0) # plt.show() crop = 2 * ((crop / 255.) - 0.5) return crop, proc_param, img def main(config, template_mesh): sess = tf.Session() model = RingNet_inference(config, sess=sess) input_img, proc_param, img = preprocess_image(config.img_path) vertices, flame_parameters = model.predict(np.expand_dims(input_img, axis=0), get_parameters=True) cams = flame_parameters[0][:3] visualize(img, proc_param, vertices[0], cams, img_name=config.out_folder + '/images/' + config.img_path.split('/')[-1][:-4]) if config.save_obj_file: if not os.path.exists(config.out_folder + '/mesh'): os.mkdir(config.out_folder + '/mesh') mesh = Mesh(v=vertices[0], f=template_mesh.f) mesh.write_obj(config.out_folder + '/mesh/' + config.img_path.split('/')[-1][:-4] + '.obj') if config.save_flame_parameters: if not os.path.exists(config.out_folder + '/params'): os.mkdir(config.out_folder + '/params') flame_parameters_ = {'cam': flame_parameters[0][:3], 'pose': flame_parameters[0][3:3+config.pose_params], 'shape': flame_parameters[0][3+config.pose_params:3+config.pose_params+config.shape_params], 'expression': flame_parameters[0][3+config.pose_params+config.shape_params:]} np.save(config.out_folder + '/params/' + config.img_path.split('/')[-1][:-4] + '.npy', flame_parameters_) if config.neutralize_expression: from util.using_flame_parameters import make_prdicted_mesh_neutral if not os.path.exists(config.out_folder + '/neutral_mesh'): os.mkdir(config.out_folder + '/neutral_mesh') neutral_mesh = make_prdicted_mesh_neutral(config.out_folder + '/params/' + config.img_path.split('/')[-1][:-4] + '.npy', config.flame_model_path) neutral_mesh.write_obj(config.out_folder + '/neutral_mesh/' + config.img_path.split('/')[-1][:-4] + '.obj') if __name__ == '__main__': config = get_config() template_mesh = Mesh(filename='./flame_model/FLAME_sample.ply') renderer = vis_util.SMPLRenderer(faces=template_mesh.f) if not os.path.exists(config.out_folder): os.makedirs(config.out_folder) if not os.path.exists(config.out_folder + '/images'): os.mkdir(config.out_folder + '/images') main(config, template_mesh)