用户点击之后，PIL image 生成一张图片返回给页面。但是这个图片不想在本地保存 /删除一次，直接用二进制的数据流完成，可以实现吗？
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1
Trim21 Dec 9, 2019 via Android  1
用 ByteIO
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2
Latin Dec 9, 2019 1
@app.route("/image")
def gen(): img = Image.new("RGB", (350, 40), (123, 222, 222)) # 颜色模式,长宽,rgb 里面的颜色 f = BytesIO() img.save(f, "png") resp = make_response(f.getvalue()) resp.headers["Content-Type"] = "image/jpeg" return resp |
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3
superrichman Dec 9, 2019
上次在这里讨论过
https://www.v2ex.com/t/619626 |
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4
XGF Dec 9, 2019
flask 的 Response 或者 make_response 都行
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