104 lines
3.3 KiB
Python
104 lines
3.3 KiB
Python
from openflexure_microscope.api.utilities import get_bool, JsonResponse
|
|
from openflexure_microscope.common.flask_labthings.resource import Resource
|
|
from openflexure_microscope.common.flask_labthings.find import find_device
|
|
from openflexure_microscope.common.flask_labthings.decorators import use_args, marshal_with, doc, response
|
|
from openflexure_microscope.common.flask_labthings import fields
|
|
from openflexure_microscope.utilities import filter_dict
|
|
|
|
from openflexure_microscope.api.v2.views.captures import capture_schema
|
|
|
|
import logging
|
|
from flask import jsonify, request, abort, url_for, redirect, send_file
|
|
|
|
@doc(tags=["actions"])
|
|
class CaptureAPI(Resource):
|
|
"""
|
|
Create a new image capture.
|
|
"""
|
|
|
|
@use_args(
|
|
{
|
|
"filename": fields.String(),
|
|
"temporary": fields.Boolean(missing=False),
|
|
"use_video_port": fields.Boolean(missing=False),
|
|
"bayer": fields.Boolean(missing=False),
|
|
"metadata": fields.Dict(missing={}),
|
|
"tags": fields.List(fields.String, missing=[]),
|
|
"resize": fields.Dict(missing=None), # TODO: Validate keys
|
|
}
|
|
)
|
|
@marshal_with(capture_schema)
|
|
@doc_response(200, "Capture successful")
|
|
def post(self, args):
|
|
microscope = find_device("openflexure_microscope")
|
|
|
|
resize = args.get("resize", None)
|
|
if resize:
|
|
if ("width" in resize) and ("height" in resize):
|
|
resize = (
|
|
int(resize["width"]),
|
|
int(resize["height"]),
|
|
) # Convert dict to tuple
|
|
else:
|
|
abort(404)
|
|
|
|
# Explicitally acquire lock (prevents empty files being created if lock is unavailable)
|
|
with microscope.camera.lock:
|
|
output = microscope.camera.new_image(
|
|
temporary=args.get("temporary"), filename=args.get("filename")
|
|
)
|
|
|
|
microscope.camera.capture(
|
|
output.file,
|
|
use_video_port=args.get("use_video_port"),
|
|
resize=resize,
|
|
bayer=args.get("bayer"),
|
|
)
|
|
|
|
# Inject system metadata
|
|
output.put_metadata(microscope.metadata, system=True)
|
|
|
|
# Insert custom metadata
|
|
output.put_metadata(args.get("metadata"))
|
|
|
|
# Insert custom tags
|
|
output.put_tags(args.get("tags"))
|
|
|
|
return output
|
|
|
|
|
|
class GPUPreviewStartAPI(Resource):
|
|
"""
|
|
Start the onboard GPU preview.
|
|
Optional "window" parameter can be passed to control the position and size of the preview window,
|
|
in the format ``[x, y, width, height]``.
|
|
"""
|
|
|
|
def post(self):
|
|
microscope = find_device("openflexure_microscope")
|
|
payload = JsonResponse(request)
|
|
|
|
window = payload.param("window", default=[])
|
|
logging.debug(window)
|
|
|
|
if len(window) != 4:
|
|
fullscreen = True
|
|
window = None
|
|
else:
|
|
fullscreen = False
|
|
window = [int(w) for w in window]
|
|
|
|
microscope.camera.start_preview(fullscreen=fullscreen, window=window)
|
|
|
|
return jsonify(microscope.state)
|
|
|
|
|
|
class GPUPreviewStopAPI(Resource):
|
|
"""
|
|
Start the onboard GPU preview.
|
|
"""
|
|
|
|
def post(self):
|
|
microscope = find_device("openflexure_microscope")
|
|
microscope.camera.stop_preview()
|
|
return jsonify(microscope.state)
|