58 lines
2.7 KiB
Python
58 lines
2.7 KiB
Python
import torchvision # Fix issue Unknown builtin op: torchvision::nms
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import cv2
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import numpy as np
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import torch
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from einops import rearrange
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from .densepose import DensePoseMaskedColormapResultsVisualizer, _extract_i_from_iuvarr, densepose_chart_predictor_output_to_result_with_confidences
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from modules import devices
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from annotator.annotator_path import models_path
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import os
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N_PART_LABELS = 24
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result_visualizer = DensePoseMaskedColormapResultsVisualizer(
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alpha=1,
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data_extractor=_extract_i_from_iuvarr,
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segm_extractor=_extract_i_from_iuvarr,
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val_scale = 255.0 / N_PART_LABELS
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)
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remote_torchscript_path = "https://huggingface.co/LayerNorm/DensePose-TorchScript-with-hint-image/resolve/main/densepose_r50_fpn_dl.torchscript"
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torchscript_model = None
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model_dir = os.path.join(models_path, "densepose")
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def apply_densepose(input_image, cmap="viridis"):
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global torchscript_model
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if torchscript_model is None:
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model_path = os.path.join(model_dir, "densepose_r50_fpn_dl.torchscript")
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if not os.path.exists(model_path):
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from basicsr.utils.download_util import load_file_from_url
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load_file_from_url(remote_torchscript_path, model_dir=model_dir)
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torchscript_model = torch.jit.load(model_path, map_location="cpu").to(devices.get_device_for("controlnet")).eval()
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H, W = input_image.shape[:2]
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hint_image_canvas = np.zeros([H, W], dtype=np.uint8)
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hint_image_canvas = np.tile(hint_image_canvas[:, :, np.newaxis], [1, 1, 3])
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input_image = rearrange(torch.from_numpy(input_image).to(devices.get_device_for("controlnet")), 'h w c -> c h w')
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pred_boxes, corase_segm, fine_segm, u, v = torchscript_model(input_image)
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extractor = densepose_chart_predictor_output_to_result_with_confidences
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densepose_results = [extractor(pred_boxes[i:i+1], corase_segm[i:i+1], fine_segm[i:i+1], u[i:i+1], v[i:i+1]) for i in range(len(pred_boxes))]
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if cmap=="viridis":
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result_visualizer.mask_visualizer.cmap = cv2.COLORMAP_VIRIDIS
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hint_image = result_visualizer.visualize(hint_image_canvas, densepose_results)
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hint_image = cv2.cvtColor(hint_image, cv2.COLOR_BGR2RGB)
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hint_image[:, :, 0][hint_image[:, :, 0] == 0] = 68
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hint_image[:, :, 1][hint_image[:, :, 1] == 0] = 1
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hint_image[:, :, 2][hint_image[:, :, 2] == 0] = 84
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else:
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result_visualizer.mask_visualizer.cmap = cv2.COLORMAP_PARULA
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hint_image = result_visualizer.visualize(hint_image_canvas, densepose_results)
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hint_image = cv2.cvtColor(hint_image, cv2.COLOR_BGR2RGB)
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return hint_image
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def unload_model():
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global torchscript_model
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if torchscript_model is not None:
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torchscript_model.cpu()
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