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Accelerate Base64 Encoding #269

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Merged
merged 2 commits into from
Jul 7, 2024
Merged

Accelerate Base64 Encoding #269

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f636006
Bug fixed: unmatched channels. (#267)
ATATC Jul 7, 2024
7097bfe
Code reformatted. (#267)
ATATC Jul 7, 2024
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7 changes: 4 additions & 3 deletions leads_video/camera.py
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,8 @@ def write(self, payload: tuple[int, int] | None) -> None:

def transform(self, x: _ndarray) -> _ndarray:
height, width = x.shape[:-1]
target_ratio = self._resolution[1] / self._resolution[0]
resolution_width, resolution_height = self._resolution
target_ratio = resolution_height / resolution_width
target_height = int(target_ratio * width)
pad_left, pad_right, pad_top, pad_bottom = 0, 0, 0, 0
if height > target_height:
Expand All @@ -38,8 +39,8 @@ def transform(self, x: _ndarray) -> _ndarray:
else:
pad_top = (target_height - height) // 2
pad_bottom = target_height - height - pad_top
x = _pad(x, ((0, 0), (pad_top, pad_bottom), (pad_left, pad_right)))
return _array(_fromarray(x).resize(self._resolution))
return _array(_fromarray(_pad(x, ((pad_left, pad_right), (pad_top, pad_bottom), (0, 0)))).resize(
self._resolution))

@_override
def read(self) -> _ndarray | None:
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2 changes: 1 addition & 1 deletion leads_video/utils.py
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Expand Up @@ -22,7 +22,7 @@ def base64_decode_image(x_base64: str) -> _Image | None:
try:
return _open(_BytesIO(_b64decode(x_base64))) if x_base64 else None
except (ValueError, TypeError, _UnidentifiedImageError):
return None
return


def base64_decode(x_base64: str) -> _ndarray | None:
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