image = Image.open(io.BytesIO(decoded)) # File "C:\Users\14088\anaconda3\envs\tensorflow\lib\site-packages\PIL\Image.py",第 2968 行,在 open #"cannot识别图像文件 %r" % (filename if filename else fp) # PIL.UnidentifiedImageError: cannot identify image file <_io.BytesIO object at 0x000002B733BB11C8>
=== 我已修复:消息 = request.get_json(force=True)
encoded = message['image']
# https://stackoverflow.com/questions/26070547/decoding-base64-from-post-to-use-in-pil
#image_data = re.sub('^data:image/.+;base64,', '', message['image'])
image_data = re.sub('^data:image/.+;base64,', '', encoded)
# Remove extra "data:image/...'base64" is Very important
# If "data:image/...'base64" is not remove, the following line generate an error message:
# File "C:\Work\SVU\950_SVU_DL_TF\sec07_TF_Flask06_09\32_KerasFlask06_VisualD3\32_predict_app.py", line 69, in predict
# image = Image.open(io.BytesIO(decoded))
# File "C:\Users\14088\anaconda3\envs\tensorflow\lib\site-packages\PIL\Image.py", line 2968, in open
# "cannot identify image file %r" % (filename if filename else fp)
# PIL.UnidentifiedImageError: cannot identify image file <_io.BytesIO object at 0x000002B733BB11C8>
# image = Image.open(BytesIO(base64.b64decode(image_data)))
decoded = base64.b64decode(image_data)
image = Image.open(io.BytesIO(decoded))
# return json.dumps({'result': 'success'}), 200, {'ContentType': 'application/json'}
#print('@app.route => image:')
#print()
processed_image = preprocess_image(image, target_size=(224, 224))
prediction = model.predict(processed_image).tolist()
#print('prediction:', prediction)
response = {
'prediction': {
'dog': prediction[0][0],
'cat': prediction[0][1]
}
}
print('response:', response)
return jsonify(response)