81 lines
2 KiB
C
81 lines
2 KiB
C
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// SPDX-License-Identifier: BSD-2-Clause
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// This code is part of the sfizz library and is licensed under a BSD 2-clause
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// license. You should have receive a LICENSE.md file along with the code.
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// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
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#pragma once
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#include <QApplication>
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#include <QLabel>
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#include <QString>
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#include <jack/jack.h>
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#include <jack/midiport.h>
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#include <memory>
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#include <atomic>
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class QMainWindow;
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namespace Ui { class MainWindow; }
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class Application : public QApplication {
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public:
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Application(int& argc, char *argv[]);
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~Application();
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bool init();
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private:
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static int processAudio(unsigned numFrames, void* arg);
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private:
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QMainWindow* _window = nullptr;
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std::unique_ptr<Ui::MainWindow> _ui;
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QTimer* _sfzUpdateTimer = nullptr;
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QTimer* _idleTimer = nullptr;
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QString _cacheDir;
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QString getSfzPath() const;
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QString getSamplePath() const;
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void onSfzTextChanged();
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void engageCapture();
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void saveCapture();
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void performSfzUpdate();
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void performIdleChecks();
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private:
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// capture status
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enum CaptureStatus { CaptureIdle, CaptureEngaged, CaptureOver };
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std::atomic<CaptureStatus> _captureStatus { CaptureIdle };
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//
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bool _capturing = false;
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long _framesLeftToTrigger = 0;
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long _framesLeftToRelease = 0;
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std::unique_ptr<float[]> _captureBuffer;
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size_t _captureCapacity = 0;
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size_t _captureMinFrames = 0;
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size_t _captureFill = 0;
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private:
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struct jack_client_delete {
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void operator()(jack_client_t* x) const noexcept { jack_client_close(x); }
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};
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std::unique_ptr<jack_client_t, jack_client_delete> _client;
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jack_port_t* _portAudioIn = nullptr;
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jack_port_t* _portMidiOut = nullptr;
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};
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//------------------------------------------------------------------------------
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class DragFileLabel : public QLabel {
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public:
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using QLabel::QLabel;
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void setDragFilePath(const QString& path);
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void mousePressEvent(QMouseEvent *event) override;
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private:
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QString _dragFilePath;
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};
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