itsmattkc
ceb70a1870
context More intuitive code flow and allows the user to undock the viewer (which forcibly destroys and recreates the context) and the viewer will handle creation of the new texture in said new context.
192 lines
4.6 KiB
C++
192 lines
4.6 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef VIEWER_WIDGET_H
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#define VIEWER_WIDGET_H
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#include <QFile>
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#include <QLabel>
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#include <QPushButton>
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#include <QScrollBar>
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#include <QTimer>
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#include <QWidget>
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#include "common/rational.h"
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#include "node/output/viewer/viewer.h"
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#include "render/backend/opengl/openglbackend.h"
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#include "render/backend/opengl/opengltexture.h"
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#include "render/backend/audio/audiobackend.h"
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#include "viewerglwidget.h"
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#include "viewersizer.h"
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#include "widget/playbackcontrols/playbackcontrols.h"
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#include "widget/timebased/timebased.h"
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/**
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* @brief An OpenGL-based viewer widget with playback controls (a PlaybackControls widget).
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*/
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class ViewerWidget : public TimeBasedWidget
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{
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Q_OBJECT
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public:
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ViewerWidget(QWidget* parent = nullptr);
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void SetPlaybackControlsEnabled(bool enabled);
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void SetTimeRulerEnabled(bool enabled);
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void TogglePlayPause();
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bool IsPlaying() const;
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void ConnectViewerNode(ViewerOutput* node, ColorManager *color_manager = nullptr);
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/**
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* @brief Enable or disable the color management menu
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*
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* While the Viewer is _always_ color managed, In some contexts, the color management may be controlled from an
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* external UI making the menu unnecessary.
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*/
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void SetColorMenuEnabled(bool enabled);
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void SetOverrideSize(int width, int height);
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void SetMatrix(const QMatrix4x4& mat);
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VideoRenderBackend* video_renderer() const;
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public slots:
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void Play();
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void Pause();
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void ShuttleLeft();
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void ShuttleStop();
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void ShuttleRight();
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void SetOCIOParameters(const QString& display, const QString& view, const QString& look);
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/**
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* @brief Externally set the OCIO display to use
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*
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* This value must be a valid display in the current OCIO configuration.
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*/
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void SetOCIODisplay(const QString& display);
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/**
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* @brief Externally set the OCIO view to use
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*
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* This value must be a valid display in the current OCIO configuration.
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*/
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void SetOCIOView(const QString& view);
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/**
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* @brief Externally set the OCIO look to use (use empty string if none)
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*
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* This value must be a valid display in the current OCIO configuration.
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*/
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void SetOCIOLook(const QString& look);
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protected:
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virtual void TimebaseChangedEvent(const rational &) override;
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virtual void TimeChangedEvent(const int64_t &) override;
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virtual void ConnectNodeInternal(ViewerOutput *) override;
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virtual void DisconnectNodeInternal(ViewerOutput *) override;
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virtual void ConnectedNodeChanged(ViewerOutput*n) override;
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virtual void resizeEvent(QResizeEvent *event) override;
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OpenGLBackend* video_renderer_;
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AudioBackend* audio_renderer_;
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private:
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void UpdateTimeInternal(int64_t i);
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void UpdateTextureFromNode(const rational &time);
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void PlayInternal(int speed);
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void PushScrubbedAudio();
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int CalculateDivider();
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ViewerSizer* sizer_;
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ViewerGLWidget* gl_widget_;
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PlaybackControls* controls_;
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QTimer playback_timer_;
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qint64 start_msec_;
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int64_t start_timestamp_;
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int playback_speed_;
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qint64 frame_cache_job_time_;
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int64_t last_time_;
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bool color_menu_enabled_;
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int divider_;
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ColorManager* override_color_manager_;
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bool time_changed_from_timer_;
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private slots:
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void PlaybackTimerUpdate();
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void RendererCachedTime(const rational& time, qint64 job_time);
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void SizeChangedSlot(int width, int height);
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void LengthChangedSlot(const rational& length);
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void UpdateRendererParameters();
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void ShowContextMenu(const QPoint& pos);
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/**
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* @brief Slot called whenever this viewer's OCIO display setting has changed
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*/
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void ColorDisplayChanged(QAction* action);
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/**
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* @brief Slot called whenever this viewer's OCIO view setting has changed
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*/
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void ColorViewChanged(QAction* action);
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/**
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* @brief Slot called whenever this viewer's OCIO look setting has changed
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*/
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void ColorLookChanged(QAction* action);
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void SetDividerFromMenu(QAction* action);
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void InvalidateVisible();
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};
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#endif // VIEWER_WIDGET_H
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