OpenShot Library | libopenshot
0.2.5
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31 #ifndef OPENSHOT_SHIFT_EFFECT_H
32 #define OPENSHOT_SHIFT_EFFECT_H
34 #include "../EffectBase.h"
40 #include "../KeyFrame.h"
57 void init_effect_details();
82 std::shared_ptr<Frame>
GetFrame(std::shared_ptr<Frame> frame, int64_t frame_number);
85 std::string
Json()
const override;
86 void SetJson(
const std::string value);
92 std::string
PropertiesJSON(int64_t requested_frame)
const override;
This abstract class is the base class, used by all effects in libopenshot.
std::shared_ptr< Frame > GetFrame(std::shared_ptr< Frame > frame, int64_t frame_number)
This method is required for all derived classes of EffectBase, and returns a modified openshot::Frame...
This namespace is the default namespace for all code in the openshot library.
std::string Json() const override
Get and Set JSON methods.
Shift()
Blank constructor, useful when using Json to load the effect properties.
Json::Value JsonValue() const override
Generate Json::Value for this object.
A Keyframe is a collection of Point instances, which is used to vary a number or property over time.
This class shifts the pixels of an image up, down, left, or right, and can be animated with openshot:...
std::string PropertiesJSON(int64_t requested_frame) const override
void SetJson(const std::string value)
Load JSON string into this object.
Keyframe x
Shift the X coordinates (left or right)
void SetJsonValue(const Json::Value root)
Load Json::Value into this object.
Keyframe y
Shift the Y coordinates (up or down)