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{
"cells": [
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"import os\n",
"import sys\n",
"from pathlib import Path\n",
"\n",
"import torch\n",
"from PIL import Image \n",
"from loguru import logger\n",
"from omegaconf import OmegaConf\n",
"\n",
"project_root = Path().resolve().parent\n",
"sys.path.append(str(project_root))\n",
"\n",
"from yolo import (\n",
" AugmentationComposer, \n",
" bbox_nms, \n",
" create_model, \n",
" custom_logger, \n",
" create_converter,\n",
" draw_bboxes, \n",
" Vec2Box\n",
")\n",
"from yolo.config.config import NMSConfig"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"MODEL = \"v9-c\"\n",
"DEVICE = \"cuda:0\"\n",
"\n",
"WEIGHT_PATH = f\"../weights/{MODEL}.pt\" \n",
"TRT_WEIGHT_PATH = f\"../weights/{MODEL}.trt\"\n",
"MODEL_CONFIG = f\"../yolo/config/model/{MODEL}.yaml\"\n",
"\n",
"IMAGE_PATH = \"../demo/images/inference/image.png\"\n",
"IMAGE_SIZE = (640, 640)\n",
"\n",
"custom_logger()\n",
"device = torch.device(DEVICE)\n",
"image = Image.open(IMAGE_PATH)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"with open(MODEL_CONFIG) as stream:\n",
" cfg_model = OmegaConf.load(stream)\n",
"if os.path.exists(TRT_WEIGHT_PATH):\n",
" from torch2trt import TRTModule\n",
"\n",
" model_trt = TRTModule()\n",
" model_trt.load_state_dict(torch.load(TRT_WEIGHT_PATH))\n",
"else:\n",
" from torch2trt import torch2trt\n",
"\n",
"\n",
" model = create_model(cfg_model, weight_path=WEIGHT_PATH)\n",
" model = model.to(device).eval()\n",
"\n",
" dummy_input = torch.ones((1, 3, 640, 640)).to(device)\n",
" logger.info(f\"♻️ Creating TensorRT model\")\n",
" model_trt = torch2trt(model, [dummy_input])\n",
" torch.save(model_trt.state_dict(), TRT_WEIGHT_PATH)\n",
" logger.info(f\"📥 TensorRT model saved to oonx.pt\")\n",
"\n",
"transform = AugmentationComposer([], IMAGE_SIZE)\n",
"converter = create_converter(cfg_model.name, model_trt, cfg_model.anchor, IMAGE_SIZE, device)\n"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"image, bbox, rev_tensor = transform(image, torch.zeros(0, 5))\n",
"image = image.to(device)[None]"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"with torch.no_grad():\n",
" predict = model_trt(image)\n",
" predict = converter(predict[\"Main\"])\n",
"predict_box = bbox_nms(predict[0], predict[2], NMSConfig(0.5, 0.5))\n",
"draw_bboxes(image, predict_box)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Sample Output:\n",
"\n",
""
]
}
],
"metadata": {
"kernelspec": {
"display_name": "yolomit",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.10.14"
}
},
"nbformat": 4,
"nbformat_minor": 2
}
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