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102 lines
2.7 KiB
C++
102 lines
2.7 KiB
C++
/**
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* @file
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* @brief Header file for global Settings class
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* @author Jonathan Thomas <jonathan@openshot.org>
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*
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* @ref License
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*/
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// Copyright (c) 2008-2019 OpenShot Studios, LLC
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//
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// SPDX-License-Identifier: LGPL-3.0-or-later
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#ifndef OPENSHOT_SETTINGS_H
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#define OPENSHOT_SETTINGS_H
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#include <string>
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namespace openshot {
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/**
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* @brief This class is contains settings used by libopenshot (and can be safely toggled at any point)
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*
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* Settings class is used primarily to toggle scale settings between preview and rendering, and adjust
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* other runtime related settings.
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*/
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class Settings {
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private:
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/// Default constructor
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Settings(){}; // Don't allow user to create an instance of this singleton
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#if __GNUC__ >=7
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/// Default copy method
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Settings(Settings const&) = delete; // Don't allow the user to assign this instance
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/// Default assignment operator
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Settings & operator=(Settings const&) = delete; // Don't allow the user to assign this instance
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#else
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/// Default copy method
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Settings(Settings const&) {}; // Don't allow the user to assign this instance
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/// Default assignment operator
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Settings & operator=(Settings const&); // Don't allow the user to assign this instance
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#endif
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/// Private variable to keep track of singleton instance
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static Settings * m_pInstance;
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public:
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/**
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* @brief Use video codec for faster video decoding (if supported)
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*
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* 0 - No acceleration,
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* 1 - Linux VA-API,
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* 2 - nVidia NVDEC,
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* 3 - Windows D3D9,
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* 4 - Windows D3D11,
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* 5 - MacOS / VideoToolBox,
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* 6 - Linux VDPAU,
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* 7 - Intel QSV
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*/
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int HARDWARE_DECODER = 0;
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/// Scale mode used in FFmpeg decoding and encoding (used as an optimization for faster previews)
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bool HIGH_QUALITY_SCALING = false;
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/// Number of threads of OpenMP
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int OMP_THREADS = 12;
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/// Number of threads that ffmpeg uses
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int FF_THREADS = 8;
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/// Maximum rows that hardware decode can handle
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int DE_LIMIT_HEIGHT_MAX = 1100;
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/// Maximum columns that hardware decode can handle
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int DE_LIMIT_WIDTH_MAX = 1950;
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/// Which GPU to use to decode (0 is the first)
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int HW_DE_DEVICE_SET = 0;
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/// Which GPU to use to encode (0 is the first)
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int HW_EN_DEVICE_SET = 0;
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/// The audio device name to use during playback
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std::string PLAYBACK_AUDIO_DEVICE_NAME = "";
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/// The current install path of OpenShot (needs to be set when using Timeline(path), since certain
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/// paths depend on the location of OpenShot transitions and files)
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std::string PATH_OPENSHOT_INSTALL = "";
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/// Whether to dump ZeroMQ debug messages to stderr
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bool DEBUG_TO_STDERR = false;
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/// Create or get an instance of this logger singleton (invoke the class with this method)
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static Settings * Instance();
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};
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}
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#endif
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