OpenShot Library | libopenshot 0.3.3
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Hue.h
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1
9// Copyright (c) 2008-2019 OpenShot Studios, LLC
10//
11// SPDX-License-Identifier: LGPL-3.0-or-later
12
13#ifndef OPENSHOT_HUE_EFFECT_H
14#define OPENSHOT_HUE_EFFECT_H
15
16#include "../EffectBase.h"
17
18#include "../Frame.h"
19#include "../Json.h"
20#include "../KeyFrame.h"
21
22#include <string>
23#include <memory>
24
25
26namespace openshot
27{
28
35 class Hue : public EffectBase
36 {
37 private:
39 void init_effect_details();
40
41
42 public:
44
46 Hue();
47
52
59 std::shared_ptr<openshot::Frame> GetFrame(int64_t frame_number) override { return GetFrame(std::make_shared<openshot::Frame>(), frame_number); }
60
70 std::shared_ptr<openshot::Frame> GetFrame(std::shared_ptr<openshot::Frame> frame, int64_t frame_number) override;
71
72 // Get and Set JSON methods
73 std::string Json() const override;
74 void SetJson(const std::string value) override;
75 Json::Value JsonValue() const override;
76 void SetJsonValue(const Json::Value root) override;
77
80 std::string PropertiesJSON(int64_t requested_frame) const override;
81 };
82
83}
84
85#endif
This abstract class is the base class, used by all effects in libopenshot.
Definition EffectBase.h:54
This class shifts the hue of an image, and can be animated with openshot::Keyframe curves over time.
Definition Hue.h:36
Keyframe hue
Shift the hue coordinates (left or right)
Definition Hue.h:43
void SetJsonValue(const Json::Value root) override
Load Json::Value into this object.
Definition Hue.cpp:133
Hue()
Default constructor, useful when using Json to load the effect properties.
Definition Hue.cpp:19
void SetJson(const std::string value) override
Load JSON string into this object.
Definition Hue.cpp:116
std::string PropertiesJSON(int64_t requested_frame) const override
Definition Hue.cpp:144
std::shared_ptr< openshot::Frame > GetFrame(int64_t frame_number) override
This method is required for all derived classes of ClipBase, and returns a new openshot::Frame object...
Definition Hue.h:59
std::string Json() const override
Generate JSON string of this object.
Definition Hue.cpp:97
Json::Value JsonValue() const override
Generate Json::Value for this object.
Definition Hue.cpp:104
A Keyframe is a collection of Point instances, which is used to vary a number or property over time.
Definition KeyFrame.h:53
This namespace is the default namespace for all code in the openshot library.
Definition Compressor.h:29