OpenShot Library | libopenshot 0.4.0
Distortion.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_DISTORTION_AUDIO_EFFECT_H
14#define OPENSHOT_DISTORTION_AUDIO_EFFECT_H
15#define _USE_MATH_DEFINES
16
17#include "EffectBase.h"
18
19#include "Json.h"
20#include "KeyFrame.h"
21#include "Enums.h"
22
23#include <memory>
24#include <string>
25
26#include <AppConfig.h>
27#include <juce_audio_basics/juce_audio_basics.h>
28#include <juce_dsp/juce_dsp.h>
29
30namespace openshot
31{
32 class Frame;
37 class Distortion : public EffectBase
38 {
39 private:
41 void init_effect_details();
42
43 public:
48
50 Distortion();
51
55
56 std::shared_ptr<openshot::Frame> GetFrame(int64_t frame_number) override {
57 return GetFrame(std::make_shared<openshot::Frame>(), frame_number);
58 }
59
60 std::shared_ptr<openshot::Frame> GetFrame(std::shared_ptr<openshot::Frame> frame, int64_t frame_number) override;
61
62 // Get and Set JSON methods
63 std::string Json() const override;
64 void SetJson(const std::string value) override;
65 Json::Value JsonValue() const override;
66 void SetJsonValue(const Json::Value root) override;
67
68 std::string PropertiesJSON(int64_t requested_frame) const override;
69
70 class Filter : public juce::IIRFilter
71 {
72 public:
73 void updateCoefficients(const double discrete_frequency, const double gain);
74 };
75
76 juce::OwnedArray<Filter> filters;
77
78 void updateFilters(int64_t frame_number);
79 };
80
81}
82
83#endif
Header file for EffectBase class.
Header file for TextReader class.
Header file for JSON class.
Header file for the Keyframe class.
void updateCoefficients(const double discrete_frequency, const double gain)
Definition: Distortion.cpp:149
This class adds a distortion into the audio.
Definition: Distortion.h:38
openshot::DistortionType distortion_type
Definition: Distortion.h:44
std::string PropertiesJSON(int64_t requested_frame) const override
Definition: Distortion.cpp:216
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: Distortion.h:56
juce::OwnedArray< Filter > filters
Definition: Distortion.h:76
Keyframe output_gain
Definition: Distortion.h:46
void updateFilters(int64_t frame_number)
Definition: Distortion.cpp:133
Json::Value JsonValue() const override
Generate Json::Value for this object.
Definition: Distortion.cpp:164
void SetJson(const std::string value) override
Load JSON string into this object.
Definition: Distortion.cpp:179
void SetJsonValue(const Json::Value root) override
Load Json::Value into this object.
Definition: Distortion.cpp:196
Distortion()
Default constructor.
Definition: Distortion.cpp:18
std::string Json() const override
Generate JSON string of this object.
Definition: Distortion.cpp:143
This abstract class is the base class, used by all effects in libopenshot.
Definition: EffectBase.h:54
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
DistortionType
This enumeration determines the distortion type of Distortion Effect.
Definition: Enums.h:70