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.funcignore

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+.git*
+.vscode
+__azurite_db*__.json
+__blobstorage__
+__queuestorage__
+local.settings.json
+test
+.venv

.gitattributes

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-*.7z filter=lfs diff=lfs merge=lfs -text
-*.arrow filter=lfs diff=lfs merge=lfs -text
-*.bin filter=lfs diff=lfs merge=lfs -text
-*.bz2 filter=lfs diff=lfs merge=lfs -text
-*.ckpt filter=lfs diff=lfs merge=lfs -text
-*.ftz filter=lfs diff=lfs merge=lfs -text
-*.gz filter=lfs diff=lfs merge=lfs -text
-*.h5 filter=lfs diff=lfs merge=lfs -text
-*.joblib filter=lfs diff=lfs merge=lfs -text
-*.lfs.* filter=lfs diff=lfs merge=lfs -text
-*.mlmodel filter=lfs diff=lfs merge=lfs -text
-*.model filter=lfs diff=lfs merge=lfs -text
-*.msgpack filter=lfs diff=lfs merge=lfs -text
-*.npy filter=lfs diff=lfs merge=lfs -text
-*.npz filter=lfs diff=lfs merge=lfs -text
-*.onnx filter=lfs diff=lfs merge=lfs -text
-*.ot filter=lfs diff=lfs merge=lfs -text
-*.parquet filter=lfs diff=lfs merge=lfs -text
-*.pb filter=lfs diff=lfs merge=lfs -text
-*.pickle filter=lfs diff=lfs merge=lfs -text
-*.pkl filter=lfs diff=lfs merge=lfs -text
-*.pt filter=lfs diff=lfs merge=lfs -text
-*.pth filter=lfs diff=lfs merge=lfs -text
-*.rar filter=lfs diff=lfs merge=lfs -text
-*.safetensors filter=lfs diff=lfs merge=lfs -text
-saved_model/**/* filter=lfs diff=lfs merge=lfs -text
-*.tar.* filter=lfs diff=lfs merge=lfs -text
-*.tar filter=lfs diff=lfs merge=lfs -text
-*.tflite filter=lfs diff=lfs merge=lfs -text
-*.tgz filter=lfs diff=lfs merge=lfs -text
-*.wasm filter=lfs diff=lfs merge=lfs -text
-*.xz filter=lfs diff=lfs merge=lfs -text
-*.zip filter=lfs diff=lfs merge=lfs -text
-*.zst filter=lfs diff=lfs merge=lfs -text
-*tfevents* filter=lfs diff=lfs merge=lfs -text
+*.safetensors filter=lfs diff=lfs merge=lfs -text
+*.pth filter=lfs diff=lfs merge=lfs -text
+*.bin filter=lfs diff=lfs merge=lfs -text
+*.onnx filter=lfs diff=lfs merge=lfs -text

.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don’t work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# Azure Functions artifacts
+bin
+obj
+appsettings.json
+local.settings.json
+
+# Azurite artifacts
+__blobstorage__
+__queuestorage__
+__azurite_db*__.json
+.python_packages

function_app.py

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+import logging
+import azure.functions as func
+from PIL import Image
+import io
+import torch
+import sys
+from pathlib import Path
+
+# Añadir el directorio de los módulos al sys.path
+module_path = Path(__file__).parent / 'RMBG'
+sys.path.append(str(module_path))
+
+from briarmbg import BriaRMBG
+from utilities import preprocess_image, postprocess_image
+import numpy as np
+
+app = func.FunctionApp(http_auth_level=func.AuthLevel.ANONYMOUS)
+
+# Función para redimensionar la imagen manteniendo la relación de aspecto
+def resize_image(image, target_width=1440, target_height=1440):
+    original_width, original_height = image.size
+
+    # Calcular la relación de aspecto original
+    aspect_ratio = original_width / original_height
+
+    # Calcular las nuevas dimensiones manteniendo la relación de aspecto
+    if aspect_ratio > 1:  # Imagen horizontal
+        new_width = target_width
+        new_height = int(target_width / aspect_ratio)
+    else:  # Imagen vertical
+        new_height = target_height
+        new_width = int(target_height * aspect_ratio)
+
+    # Redimensionar la imagen
+    resized_img = image.resize((new_width, new_height), Image.LANCZOS)
+
+    return resized_img
+
+# Cargar el modelo una vez para reutilizarlo en futuras invocaciones
+net = BriaRMBG()
+device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
+net = BriaRMBG.from_pretrained("briaai/RMBG-1.4")
+net.to(device)
+net.eval()
+
+@app.route(route="processimage")
+def process_image(req: func.HttpRequest) -> func.HttpResponse:
+    logging.info('Python HTTP trigger function processed a request.')
+
+    try:
+        # Leer la imagen de entrada desde la solicitud
+        image_data = req.get_body()
+        input_image = Image.open(io.BytesIO(image_data))
+
+        # Redimensionar la imagen
+        resized_image = resize_image(input_image)
+
+        # Preparar la imagen redimensionada para el modelo
+        model_input_size = [1024, 1024]
+        image = preprocess_image(np.array(resized_image), model_input_size).to(device)
+
+        # Inferencia
+        result = net(image)
+
+        # Post-procesamiento
+        result_image = postprocess_image(result[0][0], input_image.size)
+
+        # Guardar el resultado
+        pil_im = Image.fromarray(result_image)
+
+        # Crear una nueva imagen en blanco
+        white_bg = Image.new("RGBA", (1440, 2560), (255, 255, 255, 255))
+
+        # Redimensionar la máscara para que coincida con las dimensiones de la imagen redimensionada
+        mask_resized = pil_im.resize(resized_image.size, Image.LANCZOS)
+
+        # Calcular la posición para centrar la imagen en el fondo blanco
+        x_offset = (white_bg.width - resized_image.width) // 2
+        y_offset = white_bg.height - resized_image.height - 100
+
+        # Pegar la imagen sin fondo en el fondo blanco
+        white_bg.paste(resized_image, (x_offset, y_offset), mask=mask_resized)
+
+        # Convertir la imagen resultante a bytes para la respuesta HTTP
+        output_buffer = io.BytesIO()
+        white_bg.save(output_buffer, format="PNG")
+        output_buffer.seek(0)
+
+        return func.HttpResponse(output_buffer.read(), mimetype="image/png")
+
+    except Exception as e:
+        logging.error(f"Error processing the image: {e}")
+        return func.HttpResponse(f"Error processing the image: {e}", status_code=500)

host.json

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+{
+  "version": "2.0",
+  "logging": {
+    "applicationInsights": {
+      "samplingSettings": {
+        "isEnabled": true,
+        "excludedTypes": "Request"
+      }
+    }
+  },
+  "extensionBundle": {
+    "id": "Microsoft.Azure.Functions.ExtensionBundle",
+    "version": "[4.*, 5.0.0)"
+  }
+}

local.settings.json

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+{
+  "IsEncrypted": false,
+  "Values": {
+    "AzureWebJobsStorage": "",
+    "FUNCTIONS_WORKER_RUNTIME": "python",
+    "AzureWebJobsFeatureFlags": "EnableWorkerIndexing"
+  }
+}

requirements.txt

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+# DO NOT include azure-functions-worker in this file
+# The Python Worker is managed by Azure Functions platform
+# Manually managing azure-functions-worker may cause unexpected issues
+
+azure-functions
+azure-keyvault
+azure-identity
+confluent-kafka
+fastavro
+Pillow
+bs4
+msal
+azure-storage-blob
+snowflake-connector-python
+pandas
+torch
+torchvision
+pillow
+numpy
+typing
+scikit-image
+huggingface_hub
+transformers