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| import streamlit as st | |
| from PIL import Image | |
| import random | |
| #from sahi.utils.yolov8 | |
| from sahi import AutoDetectionModel | |
| from utils import sahi_yolov8m_inference | |
| import sahi.utils.file | |
| from streamlit_image_comparison import image_comparison | |
| #import sahi.utils.mmdet | |
| #MMDET_YOLOX_TINY_MODEL_URL = "https://huggingface.co/fcakyon/mmdet-yolox-tiny/resolve/main/yolox_tiny_8x8_300e_coco_20211124_171234-b4047906.pth" | |
| #MMDET_YOLOX_TINY_MODEL_PATH = "yolox.pt" | |
| #MMDET_YOLOX_TINY_CONFIG_URL = "https://huggingface.co/fcakyon/mmdet-yolox-tiny/raw/main/yolox_tiny_8x8_300e_coco.py" | |
| #MMDET_YOLOX_TINY_CONFIG_PATH = "config.py" | |
| YOLOV8M_MODEL_URL = "https://github.com/ultralytics/assets/releases/download/v0.0.0/yolov8m.pt" | |
| YOLOV8M_MODEL_PATH = "tests/data/models/yolov8/yolov8m.pt" | |
| #YOLOV8M_MODEL_PATH = 'models/yolov8m.pt' | |
| IMAGE_TO_URL = { | |
| "apple_tree.jpg": "https://user-images.githubusercontent.com/34196005/142730935-2ace3999-a47b-49bb-83e0-2bdd509f1c90.jpg", | |
| "highway.jpg": "https://user-images.githubusercontent.com/34196005/142730936-1b397756-52e5-43be-a949-42ec0134d5d8.jpg", | |
| "highway2.jpg": "https://user-images.githubusercontent.com/34196005/142742871-bf485f84-0355-43a3-be86-96b44e63c3a2.jpg", | |
| "highway3.jpg": "https://user-images.githubusercontent.com/34196005/142742872-1fefcc4d-d7e6-4c43-bbb7-6b5982f7e4ba.jpg", | |
| "highway2-yolov8m.jpg": "https://user-images.githubusercontent.com/34196005/143309873-c0c1f31c-c42e-4a36-834e-da0a2336bb19.jpg", | |
| "highway2-sahi.jpg": "https://user-images.githubusercontent.com/34196005/143309867-42841f5a-9181-4d22-b570-65f90f2da231.jpg", | |
| } | |
| def download_comparison_images(): | |
| sahi.utils.file.download_from_url( | |
| "https://user-images.githubusercontent.com/34196005/143309873-c0c1f31c-c42e-4a36-834e-da0a2336bb19.jpg", | |
| "highway2-yolov8m.jpg", | |
| ) | |
| sahi.utils.file.download_from_url( | |
| "https://user-images.githubusercontent.com/34196005/143309867-42841f5a-9181-4d22-b570-65f90f2da231.jpg", | |
| "highway2-sahi.jpg", | |
| ) | |
| def get_model(): | |
| sahi.utils.file.download_from_url( | |
| YOLOV8M_MODEL_URL, | |
| YOLOV8M_MODEL_PATH, | |
| ) | |
| #sahi.utils.file.download_from_url( | |
| # MMDET_YOLOX_TINY_MODEL_URL, | |
| # MMDET_YOLOX_TINY_MODEL_PATH, | |
| #) | |
| #sahi.utils.file.download_from_url( | |
| # MMDET_YOLOX_TINY_CONFIG_URL, | |
| # MMDET_YOLOX_TINY_CONFIG_PATH, | |
| #) | |
| #sahi.utils.yolov8.download_yolov8m_model(destination_path = YOLOV8M_MODEL_PATH) | |
| detection_model = AutoDetectionModel.from_pretrained( | |
| model_type='yolov8', | |
| model_path=YOLOV8M_MODEL_PATH, | |
| #config_path=MMDET_YOLOX_TINY_CONFIG_PATH, | |
| confidence_threshold=0.5, | |
| device="cpu", | |
| ) | |
| return detection_model | |
| class SpinnerTexts: | |
| def __init__(self): | |
| self.ind_history_list = [] | |
| self.text_list = [ | |
| "Meanwhile check out [MMDetection Colab notebook of SAHI](https://colab.research.google.com/github/obss/sahi/blob/main/demo/inference_for_mmdetection.ipynb)!", | |
| "Meanwhile check out [YOLOv5 Colab notebook of SAHI](https://colab.research.google.com/github/obss/sahi/blob/main/demo/inference_for_yolov5.ipynb)!", | |
| "Meanwhile check out [aerial object detection with SAHI](https://blog.ml6.eu/how-to-detect-small-objects-in-very-large-images-70234bab0f98?gi=b434299595d4)!", | |
| "Meanwhile check out [COCO Utilities of SAHI](https://github.com/obss/sahi/blob/main/docs/COCO.md)!", | |
| "Meanwhile check out [FiftyOne utilities of SAHI](https://github.com/obss/sahi#fiftyone-utilities)!", | |
| "Meanwhile [give a Github star to SAHI](https://github.com/obss/sahi/stargazers)!", | |
| "Meanwhile see [how easy is to install SAHI](https://github.com/obss/sahi#getting-started)!", | |
| "Meanwhile check out [Medium blogpost of SAHI](https://medium.com/codable/sahi-a-vision-library-for-performing-sliced-inference-on-large-images-small-objects-c8b086af3b80)!", | |
| "Meanwhile try out [YOLOv5 HF Spaces demo of SAHI](https://huggingface.co/spaces/fcakyon/sahi-yolov5)!", | |
| ] | |
| def _store(self, ind): | |
| if len(self.ind_history_list) == 6: | |
| self.ind_history_list.pop(0) | |
| self.ind_history_list.append(ind) | |
| def get(self): | |
| ind = 0 | |
| while ind in self.ind_history_list: | |
| ind = random.randint(0, len(self.text_list) - 1) | |
| self._store(ind) | |
| return self.text_list[ind] | |
| st.set_page_config( | |
| page_title="small object detection with sahi + yolov8", | |
| page_icon="🚀", | |
| layout="centered", | |
| initial_sidebar_state="auto", | |
| ) | |
| download_comparison_images() | |
| if "last_spinner_texts" not in st.session_state: | |
| st.session_state["last_spinner_texts"] = SpinnerTexts() | |
| if "output_1" not in st.session_state: | |
| st.session_state["output_1"] = Image.open("highway2-yolov8m.jpg") | |
| if "output_2" not in st.session_state: | |
| st.session_state["output_2"] = Image.open("highway2-sahi.jpg") | |
| st.markdown( | |
| """ | |
| <h2 style='text-align: center'> | |
| Small Object Detection <br /> | |
| with SAHI + YOLOv8 | |
| </h2> | |
| """, | |
| unsafe_allow_html=True, | |
| ) | |
| # st.markdown( | |
| # """ | |
| # <p style='text-align: center'> | |
| # <a href='https://github.com/obss/sahi' target='_blank'>SAHI Github</a> | <a href='https://github.com/open-mmlab/mmdetection/tree/master/configs/yolox' target='_blank'>YOLOX Github</a> | <a href='https://huggingface.co/spaces/fcakyon/sahi-yolov5' target='_blank'>SAHI+YOLOv5 Demo</a> | |
| # <br /> | |
| # Follow me for more! <a href='https://twitter.com/fcakyon' target='_blank'> <img src="https://img.icons8.com/color/48/000000/twitter--v1.png" height="30"></a><a href='https://github.com/fcakyon' target='_blank'><img src="https://img.icons8.com/fluency/48/000000/github.png" height="27"></a><a href='https://www.linkedin.com/in/fcakyon/' target='_blank'><img src="https://img.icons8.com/fluency/48/000000/linkedin.png" height="30"></a> <a href='https://fcakyon.medium.com/' target='_blank'><img src="https://img.icons8.com/ios-filled/48/000000/medium-monogram.png" height="26"></a> | |
| # </p> | |
| # """, | |
| # unsafe_allow_html=True, | |
| # ) | |
| st.write("##") | |
| with st.expander("Usage"): | |
| st.markdown( | |
| """ | |
| <p> | |
| 1. Upload or select the input image 🖼️ | |
| <br /> | |
| 2. (Optional) Set SAHI parameters ✔️ | |
| <br /> | |
| 3. Press to "🚀 Perform Prediction" | |
| <br /> | |
| 4. Enjoy sliding image comparison 🔥 | |
| </p> | |
| """, | |
| unsafe_allow_html=True, | |
| ) | |
| st.write("##") | |
| col1, col2, col3 = st.columns([6, 1, 6]) | |
| with col1: | |
| st.markdown(f"##### Set input image:") | |
| # set input image by upload | |
| image_file = st.file_uploader( | |
| "Upload an image to test:", type=["jpg", "jpeg", "png"] | |
| ) | |
| # set input image from exapmles | |
| def slider_func(option): | |
| option_to_id = { | |
| "apple_tree.jpg": str(1), | |
| "highway.jpg": str(2), | |
| "highway2.jpg": str(3), | |
| "highway3.jpg": str(4), | |
| } | |
| return option_to_id[option] | |
| slider = st.select_slider( | |
| "Or select from example images:", | |
| options=["apple_tree.jpg", "highway.jpg", "highway2.jpg", "highway3.jpg"], | |
| format_func=slider_func, | |
| value="highway2.jpg", | |
| ) | |
| # visualize input image | |
| if image_file is not None: | |
| image = Image.open(image_file) | |
| else: | |
| image = sahi.utils.cv.read_image_as_pil(IMAGE_TO_URL[slider]) | |
| st.image(image, width=300) | |
| with col3: | |
| st.markdown(f"##### Set SAHI parameters:") | |
| slice_size = st.number_input("slice_size", min_value=256, value=512, step=256) | |
| overlap_ratio = st.number_input( | |
| "overlap_ratio", min_value=0.0, max_value=0.6, value=0.2, step=0.2 | |
| ) | |
| #postprocess_type = st.selectbox( | |
| # "postprocess_type", options=["NMS", "GREEDYNMM"], index=0 | |
| #) | |
| #postprocess_match_metric = st.selectbox( | |
| # "postprocess_match_metric", options=["IOU", "IOS"], index=0 | |
| #) | |
| postprocess_match_threshold = st.number_input( | |
| "postprocess_match_threshold", value=0.5, step=0.1 | |
| ) | |
| #postprocess_class_agnostic = st.checkbox("postprocess_class_agnostic", value=True) | |
| col1, col2, col3 = st.columns([4, 3, 4]) | |
| with col2: | |
| submit = st.button("🚀 Perform Prediction") | |
| if submit: | |
| # perform prediction | |
| with st.spinner( | |
| text="Downloading model weight.. " | |
| + st.session_state["last_spinner_texts"].get() | |
| ): | |
| detection_model = get_model() | |
| image_size = 1280 | |
| with st.spinner( | |
| text="Performing prediction.. " + st.session_state["last_spinner_texts"].get() | |
| ): | |
| output_1, output_2 = sahi_yolov8m_inference( | |
| image, | |
| detection_model, | |
| image_size=image_size, | |
| slice_height=slice_size, | |
| slice_width=slice_size, | |
| overlap_height_ratio=overlap_ratio, | |
| overlap_width_ratio=overlap_ratio, | |
| #postprocess_type=postprocess_type, | |
| #postprocess_match_metric=postprocess_match_metric, | |
| postprocess_match_threshold=postprocess_match_threshold, | |
| #postprocess_class_agnostic=postprocess_class_agnostic, | |
| ) | |
| st.session_state["output_1"] = output_1 | |
| st.session_state["output_2"] = output_2 | |
| st.markdown(f"##### YOLOv8 Standard vs SAHI Prediction:") | |
| static_component = image_comparison( | |
| img1=st.session_state["output_1"], | |
| img2=st.session_state["output_2"], | |
| label1="YOLOX", | |
| label2="SAHI+YOLOX", | |
| width=700, | |
| starting_position=50, | |
| show_labels=True, | |
| make_responsive=True, | |
| in_memory=True, | |
| ) | |
| # st.markdown( | |
| # """ | |
| # <p style='text-align: center'> | |
| # prepared with <a href='https://github.com/fcakyon/streamlit-image-comparison' target='_blank'>streamlit-image-comparison</a> | |
| # </p> | |
| # """, | |
| # unsafe_allow_html=True, | |
| # ) |