OpenShot Library | libopenshot  0.4.0
Wave.h
Go to the documentation of this file.
1 
9 // Copyright (c) 2008-2019 OpenShot Studios, LLC
10 //
11 // SPDX-License-Identifier: LGPL-3.0-or-later
12 
13 #ifndef OPENSHOT_WAVE_EFFECT_H
14 #define OPENSHOT_WAVE_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 
26 namespace openshot
27 {
28 
35  class Wave : public EffectBase
36  {
37  private:
38  //unsigned char *perm;
39 
41  void init_effect_details();
42 
43  public:
49 
51  Wave();
52 
61 
68  std::shared_ptr<openshot::Frame> GetFrame(int64_t frame_number) override { return GetFrame(std::make_shared<openshot::Frame>(), frame_number); }
69 
79  std::shared_ptr<openshot::Frame> GetFrame(std::shared_ptr<openshot::Frame> frame, int64_t frame_number) override;
80 
81  // Get and Set JSON methods
82  std::string Json() const override;
83  void SetJson(const std::string value) override;
84  Json::Value JsonValue() const override;
85  void SetJsonValue(const Json::Value root) override;
86 
89  std::string PropertiesJSON(int64_t requested_frame) const override;
90  };
91 
92 }
93 
94 #endif
openshot::EffectBase
This abstract class is the base class, used by all effects in libopenshot.
Definition: EffectBase.h:53
openshot::Wave::wavelength
Keyframe wavelength
The length of the wave.
Definition: Wave.h:44
openshot::Wave::GetFrame
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: Wave.h:68
openshot
This namespace is the default namespace for all code in the openshot library.
Definition: Compressor.h:28
openshot::Wave::speed_y
Keyframe speed_y
Speed of the wave on the Y-axis.
Definition: Wave.h:48
openshot::Wave::shift_x
Keyframe shift_x
Amount to shift X-axis.
Definition: Wave.h:47
openshot::Wave::JsonValue
Json::Value JsonValue() const override
Generate Json::Value for this object.
Definition: Wave.cpp:102
openshot::Keyframe
A Keyframe is a collection of Point instances, which is used to vary a number or property over time.
Definition: KeyFrame.h:53
openshot::Wave::amplitude
Keyframe amplitude
The height of the wave.
Definition: Wave.h:45
openshot::Wave::multiplier
Keyframe multiplier
Amount to multiply the wave (make it bigger)
Definition: Wave.h:46
openshot::Wave::PropertiesJSON
std::string PropertiesJSON(int64_t requested_frame) const override
Definition: Wave.cpp:154
openshot::Wave::SetJson
void SetJson(const std::string value) override
Load JSON string into this object.
Definition: Wave.cpp:118
openshot::Wave::Wave
Wave()
Default constructor, useful when using Json to load the effect properties.
Definition: Wave.cpp:19
openshot::Wave::Json
std::string Json() const override
Generate JSON string of this object.
Definition: Wave.cpp:95
openshot::Wave::SetJsonValue
void SetJsonValue(const Json::Value root) override
Load Json::Value into this object.
Definition: Wave.cpp:135
openshot::Wave
This class distorts an image using a wave pattern.
Definition: Wave.h:35