kopia lustrzana https://github.com/OpenDroneMap/WebODM
57 wiersze
2.2 KiB
Python
57 wiersze
2.2 KiB
Python
import os
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import json
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from rest_framework import status
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from rest_framework.response import Response
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from app.plugins.views import TaskView, GetTaskResult, TaskResultOutputError
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from app.plugins.worker import run_function_async
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from django.utils.translation import gettext_lazy as _
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def detect(orthophoto, model, classes=None, progress_callback=None):
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import os
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from webodm import settings
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try:
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from geodeep import detect as gdetect, models
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models.cache_dir = os.path.join(settings.MEDIA_ROOT, "CACHE", "detection_models")
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except ImportError:
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return {'error': "GeoDeep library is missing"}
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try:
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return {'output': gdetect(orthophoto, model, output_type='geojson', classes=classes, max_threads=settings.WORKERS_MAX_THREADS, progress_callback=progress_callback)}
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except Exception as e:
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return {'error': str(e)}
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class TaskObjDetect(TaskView):
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def post(self, request, pk=None):
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task = self.get_and_check_task(request, pk)
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if task.orthophoto_extent is None:
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return Response({'error': _('No orthophoto is available.')})
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orthophoto = os.path.abspath(task.get_asset_download_path("orthophoto.tif"))
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model = request.data.get('model', 'cars')
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# model --> (modelID, classes)
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model_map = {
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'cars': ('cars', None),
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'trees': ('trees', None),
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'athletic': ('aerovision', ['tennis-court', 'track-field', 'soccer-field', 'baseball-field', 'swimming-pool', 'basketball-court']),
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'boats': ('aerovision', ['boat']),
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'planes': ('aerovision', ['plane']),
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}
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if not model in model_map:
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return Response({'error': 'Invalid model'}, status=status.HTTP_200_OK)
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model_id, classes = model_map[model]
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celery_task_id = run_function_async(detect, orthophoto, model_id, classes, with_progress=True).task_id
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return Response({'celery_task_id': celery_task_id}, status=status.HTTP_200_OK)
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class TaskObjDownload(GetTaskResult):
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def handle_output(self, output, result, **kwargs):
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try:
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return json.loads(output)
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except:
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raise TaskResultOutputError("Invalid GeoJSON")
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