Created
July 13, 2022 14:14
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Python - Send bytes Images to apis (Image to string) -> (String to image)
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| ################################################################################### | |
| # | |
| # Decode Image and use in your API | |
| # | |
| # | |
| ################################################################################### | |
| def string_to_ndarray(image_str: str) -> np.ndarray: | |
| """Convert string to nd-array | |
| Args: | |
| image_str (str): Image in string format | |
| Returns: | |
| np.ndarray: Numpy array image | |
| """ | |
| jpg_original = base64.b64decode(image_str) | |
| jpg_as_np = np.frombuffer(jpg_original, dtype=np.uint8) | |
| img = cv2.imdecode(jpg_as_np, flags=1) | |
| return img | |
| image1 = string_to_ndarray(image1) | |
| image2 = string_to_ndarray(image2) |
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| ################################################################################### | |
| # | |
| # Encode image to send through API | |
| # | |
| # | |
| ################################################################################### | |
| import base64 | |
| import numpy as np | |
| import io | |
| def numpy_to_str(image: np.asarary) -> str: | |
| """Convert Numpy to string | |
| args: | |
| image: (np.asarray) | |
| Return | |
| str: Image to string | |
| """ | |
| image_read = image.read() | |
| image_64_encode = base64.b64encode(image_read) | |
| base64_to_str = image_64_encode.decode('utf-8') | |
| return base64_to_str | |
| # Reading Image | |
| image = open('/Users/sohaibanwar/Documents/Mzao/facematch-fastapi/image3.jpg', 'rb') #open binary file in read mode | |
| # Converting to string | |
| string = numpy_to_str(image) | |
| # Making paylaod | |
| pload = { | |
| "image1Base64": string, | |
| "image2Base64": string | |
| } | |
| # Sending to the api | |
| headers = { | |
| "accept": "application/json", | |
| "Content-Type": "application/json" | |
| } | |
| # Dumping json | |
| pload1 = json.dumps(pload, ensure_ascii=False, indent=4) | |
| r = requests.get('http://localhost:7000/facematch/one-to-one-match', data=pload1, headers=headers) | |
| print(r.text) | |
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