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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include "GUIControl.h"
#include "cores/AudioEngine/Interfaces/IAudioCallback.h"
#include <list>
#include <string>
#include <vector>
namespace KODI
{
namespace ADDONS
{
class CVisualization;
} // namespace ADDONS
} // namespace KODI
class CAudioBuffer
{
public:
explicit CAudioBuffer(int iSize);
virtual ~CAudioBuffer();
const float* Get() const;
int Size() const;
void Set(const float* psBuffer, int iSize);
private:
CAudioBuffer(const CAudioBuffer&) = delete;
CAudioBuffer& operator=(const CAudioBuffer&) = delete;
CAudioBuffer();
float* m_pBuffer;
int m_iLen;
};
class CGUIVisualisationControl : public CGUIControl, public IAudioCallback
{
public:
CGUIVisualisationControl(
int parentID, int controlID, float posX, float posY, float width, float height);
CGUIVisualisationControl(const CGUIVisualisationControl& from);
CGUIVisualisationControl* Clone() const override
{
return new CGUIVisualisationControl(*this);
}; //! @todo check for naughties
// Child functions related to IAudioCallback
void OnInitialize(int channels, int samplesPerSec, int bitsPerSample) override;
void OnAudioData(const float* audioData, unsigned int audioDataLength) override;
// Child functions related to CGUIControl
void FreeResources(bool immediately = false) override;
void Process(unsigned int currentTime, CDirtyRegionList& dirtyregions) override;
void Render() override;
void UpdateVisibility(const CGUIListItem* item = nullptr) override;
bool OnAction(const CAction& action) override;
bool OnMessage(CGUIMessage& message) override;
bool CanFocus() const override { return false; }
bool CanFocusFromPoint(const CPoint& point) const override;
std::string Name();
void UpdateTrack();
bool HasPresets();
void SetPreset(int idx);
bool IsLocked();
int GetActivePreset();
std::string GetActivePresetName();
bool GetPresetList(std::vector<std::string>& vecpresets);
private:
bool InitVisualization();
void DeInitVisualization();
inline void CreateBuffers();
inline void ClearBuffers();
bool m_callStart{false};
bool m_alreadyStarted{false};
bool m_attemptedLoad{false};
bool m_updateTrack{false};
std::list<std::unique_ptr<CAudioBuffer>> m_vecBuffers;
unsigned int m_numBuffers; /*!< Number of Audio buffers */
std::vector<std::string> m_presets; /*!< cached preset list */
/* values set from "OnInitialize" IAudioCallback */
int m_channels;
int m_samplesPerSec;
int m_bitsPerSample;
std::string m_albumThumb; /*!< track information */
std::string m_name; /*!< To add-on sended name */
std::string m_presetsPath; /*!< To add-on sended preset path */
std::string m_profilePath; /*!< To add-on sended profile path */
std::unique_ptr<KODI::ADDONS::CVisualization> m_instance;
};
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