53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
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from .timing import Timing
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from .color_info import ColorInfo
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class VideoMode:
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"""
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Class `VideoMode` combines information about `Timing` and `ColorInfo`.
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"""
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def __init__(self, timing: Timing = Timing(), color_info: ColorInfo = ColorInfo()):
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self.timing = timing
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self.color_info = color_info
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def __str__(self):
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return f"{self.timing.frame_rate / 1000:03} " \
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f"{self.timing.htotal} {self.timing.hstart} " \
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f"{self.timing.hactive} {self.timing.hswidth:+} " \
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f"{self.timing.vtotal} {self.timing.vstart} " \
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f"{self.timing.vactive} {self.timing.vswidth:+} " \
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f"{self.color_info.color_format.name}/" \
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f"{self.color_info.colorimetry.name}/" \
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f"{self.color_info.dynamic_range.name} {self.color_info.bpc}"
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def __eq__(self, other):
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return self.timing == other.timing and self.color_info == other.color_info
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def is_valid(self) -> bool:
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"""
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Check that `Timing` and `ColorInfo` of Video mode is valid.
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Returns:
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object of bool type - Video mode valid or not
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"""
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return self.timing.is_valid() and self.color_info.is_valid()
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@property
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def bit_rate(self) -> float:
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"""
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Returns calculated bit rate required for this video mode in Gbps. 0 if video mode is not valid
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Returns:
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object of float type
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"""
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if self.is_valid():
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return round(self.timing.pixel_clock * self.color_info.bpp / 1000.0, 3)
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else:
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return 0.0
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