55 lines
1.5 KiB
Python
55 lines
1.5 KiB
Python
from flask import Flask, request, jsonify
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from flask_cors import CORS
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from PIL import Image
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import io
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from tcp import send_request
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app = Flask(__name__)
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CORS(app)
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@app.route('/')
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def root():
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return 'ok'
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@app.route('/api/bitmap', methods=['POST'])
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def bitmap():
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if 'file' not in request.files:
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return jsonify({"error": "no file"}), 400
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file = request.files['file']
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if file.filename == '':
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return jsonify({"error": "no file"}), 400
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if not file.filename.lower().endswith('.png'):
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return jsonify({"error": "invalid file format"}), 400
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try:
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image_stream = io.BytesIO(file.read())
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img = Image.open(image_stream)
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grayscale_img = img.convert('L')
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bitmap_data = list(grayscale_img.getdata())
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payload = ''.join([chr(i) for i in bitmap_data])
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print(payload)
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chunk_size = 2048
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for i in range(0, len(payload), chunk_size):
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data = {
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"command": "update_image",
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"index": i,
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"data": bytes(payload[i:i+chunk_size])
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}
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send_request(data)
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send_request({"command":"push_image"})
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# req = requests.post('http://10.141.142.75/api/tag', data=payload)
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return jsonify({'payload': payload})
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# return jsonify({'code': req.status_code})
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except Exception as e:
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return jsonify({"error": e}), 500
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if __name__ == '__main__':
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app.run('0.0.0.0', port=80)
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