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paranarimasu
25 lines
1.2 KiB
Python
25 lines
1.2 KiB
Python
import enum
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# The Bitrate Mode Enumerated List
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# Bitrate Mode determines the rate control argument values for our commands
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# Further Reading: https://developers.google.com/media/vp9/bitrate-modes
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class BitrateMode(enum.Enum):
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def __new__(cls, value, first_pass_rate_control, second_pass_rate_control):
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obj = object.__new__(cls)
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obj._value_ = value
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obj.first_pass_rate_control = first_pass_rate_control
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obj.second_pass_rate_control = second_pass_rate_control
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return obj
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# Constant Bitrate Mode
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CBR = (0, lambda cbr_bitrate, cbr_max_bitrate, crf: f'-b:v {cbr_bitrate} -maxrate {cbr_max_bitrate} -qcomp 0.3',
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lambda cbr_bitrate, cbr_max_bitrate,
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crf: f'-b:v {cbr_bitrate} -maxrate {cbr_max_bitrate} -bufsize 6000k -qcomp 0.3')
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# Variable Bitrate Mode / Constant Quality Mode
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VBR = (1, lambda cbr_bitrate, cbr_max_bitrate, crf: f'-crf {crf} -b:v 0 -qcomp 0.7',
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lambda cbr_bitrate, cbr_max_bitrate, crf: f'-crf {crf} -b:v 0 -qcomp 0.7')
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# Constrained Quality Mode
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CQ = (2, lambda cbr_bitrate, cbr_max_bitrate, crf: f'-crf {crf} -b:v {cbr_bitrate} -qcomp 0.7',
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lambda cbr_bitrate, cbr_max_bitrate, crf: f'-crf {crf} -b:v {cbr_bitrate} -qcomp 0.7')
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