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pokidovea/README.md

Created November 4, 2019 18:06
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Flask- приложение для получения thumbnail изображений и видео
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README.md
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app.py
from io import BytesIO
import cv2
from PIL import Image
from flask import Flask, send_file
app = Flask(__name__)
@app.route('/')
def get_thumbnail():
name = request.args.get('name')
size = int(request.args.get('size', 200))
image = Image.open(f'./media/{name}')
image.thumbnail((size, size), Image.LANCZOS)
buffer = BytesIO()
image.save(buffer, 'JPEG', quality=70)
buffer.seek(0)
return send_file(buffer, as_attachment=False, mimetype='image/jpg')
@app.route('/video')
def get_video_thumbnail():
name = request.args.get('name')
size = int(request.args.get('size', 200))
vidcap = cv2.VideoCapture(f'./media/{name}')
vidcap.set(cv2.CAP_PROP_POS_MSEC, 0)
success, images = vidcap.read()
images = cv2.cvtColor(images, cv2.COLOR_BGR2RGB)
image = Image.fromarray(images)
image.thumbnail((size, size), Image.LANCZOS)
buffer = BytesIO()
image.save(buffer, 'JPEG', quality=70)
buffer.seek(0)
return send_file(buffer, as_attachment=False, mimetype='image/jpg')
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requirements.txt
opencv-python==4.1.1.26
Pillow==6.2.1
Flask==1.1.1
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