colour.models.rgb.transfer_functions.sony_slog Module¶
Sony S-Log Encodings¶
Defines the Sony S-Log log encodings:
log_encoding_SLog()
log_decoding_SLog()
log_encoding_SLog2()
log_decoding_SLog2()
log_encoding_SLog3()
log_decoding_SLog3()
See also
References
[1] | Gaggioni, H., Dhanendra, P., Yamashita, J., Kawada, N., Endo, K., & Clark, C. (n.d.). S-Log: A new LUT for digital production mastering and interchange applications. Retrieved from http://pro.sony.com/bbsccms/assets/files/mkt/cinema/solutions/slog_manual.pdf |
[2] | Sony Corporation. (n.d.). S-Log Whitepaper. Retrieved from http://www.theodoropoulos.info/attachments/076_on S-Log.pdf |
[3] | Sony Corporation. (n.d.). Technical Summary for S-Gamut3.Cine/S-Log3 and S-Gamut3/S-Log3. Retrieved from http://community.sony.com/sony/attachments/sony/large-sensor-camera-F5-F55/12359/2/TechnicalSummary_for_S-Gamut3Cine_S-Gamut3_S-Log3_V1_00.pdf |
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colour.models.rgb.transfer_functions.sony_slog.
log_encoding_SLog
(t)[source]¶ Defines the Sony S-Log log encoding curve / opto-electronic transfer function.
Parameters: t (numeric or array_like) – Input light level \(t\) to a camera. Returns: Camera output code \(y\). Return type: numeric or ndarray Examples
>>> log_encoding_SLog(0.18) 0.3599878...
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colour.models.rgb.transfer_functions.sony_slog.
log_decoding_SLog
(y)[source]¶ Defines the Sony S-Log log decoding curve / electro-optical transfer function.
Parameters: y (numeric or array_like) – Camera output code \(y\). Returns: Input light level \(t\) to a camera. Return type: numeric or ndarray Examples
>>> log_decoding_SLog(0.359987846422154) 0.1...
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colour.models.rgb.transfer_functions.sony_slog.
log_encoding_SLog2
(t)[source]¶ Defines the Sony S-Log2 log encoding curve / opto-electronic transfer function.
Parameters: t (numeric or array_like) – Input light level \(t\) to a camera. Returns: Camera output code \(y\). Return type: numeric or ndarray Examples
>>> log_encoding_SLog2(0.18) 0.3849708...
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colour.models.rgb.transfer_functions.sony_slog.
log_decoding_SLog2
(y)[source]¶ Defines the Sony S-Log2 log decoding curve / electro-optical transfer function.
Parameters: y (numeric or array_like) – Camera output code \(y\). Returns: Input light level \(t\) to a camera. Return type: numeric or ndarray Examples
>>> log_decoding_SLog2(0.384970815928670) 0.1...
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colour.models.rgb.transfer_functions.sony_slog.
log_encoding_SLog3
(t)[source]¶ Defines the Sony S-Log3 log encoding curve / opto-electronic transfer function.
Parameters: t (numeric or array_like) – Input light level \(t\) to a camera. Returns: Camera output code \(y\). Return type: numeric or ndarray Examples
>>> log_encoding_SLog3(0.18) 0.4105571...
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colour.models.rgb.transfer_functions.sony_slog.
log_decoding_SLog3
(y)[source]¶ Defines the Sony S-Log3 log decoding curve / electro-optical transfer function.
Parameters: y (numeric or array_like) – Camera output code \(y\). Returns: Input light level \(t\) to a camera. Return type: numeric or ndarray Examples
>>> log_decoding_SLog3(0.410557184750733) 0.1...