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2026-02-21 17:11:31 +09:00
commit 18b4338361
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--- a/project/fm_viewer/fav/OpenGLRendererBase.h
+++ b/project/fm_viewer/fav/OpenGLRendererBase.h
@@ -0,0 +1,84 @@
+/******************************************************************************
+    QtAV:  Multimedia framework based on Qt and FFmpeg
+    Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
+
+*   This file is part of QtAV (from 2014)
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+******************************************************************************/
+
+#ifndef QTAV_OPENGLRENDERERBASE_H
+#define QTAV_OPENGLRENDERERBASE_H
+
+#include "VideoRenderer.h"
+#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
+#include <QtGui/QOpenGLFunctions>
+#elif QT_VERSION >= QT_VERSION_CHECK(4, 8, 0)
+#include <QtOpenGL/QGLFunctions>
+#define QOpenGLFunctions QGLFunctions
+#endif
+
+
+
+namespace FAV {
+
+/*!
+ * \brief The OpenGLRendererBase class
+ * Renderering video frames using GLSL. A more generic high level class OpenGLVideo is used internally.
+ * TODO: for Qt5, no QtOpenGL, use QWindow instead.
+ */
+class OpenGLRendererBasePrivate;
+class Q_AV_EXPORT OpenGLRendererBase : public VideoRenderer
+#if QT_VERSION >= QT_VERSION_CHECK(4, 8, 0)
+        , public QOpenGLFunctions
+#endif
+{
+    DPTR_DECLARE_PRIVATE(OpenGLRendererBase)
+public:
+    virtual ~OpenGLRendererBase();
+    bool isSupported(VideoFormat::PixelFormat pixfmt) const Q_DECL_OVERRIDE;
+    OpenGLVideo* opengl() const Q_DECL_OVERRIDE;
+
+#if (PAUSED_FRAME_REFRESH)
+    const VideoFrame& currentFrame();
+#endif
+
+
+protected:
+    virtual bool receiveFrame(const VideoFrame& frame) Q_DECL_OVERRIDE;
+    //called in paintEvent before drawFrame() when required
+    virtual void drawBackground() Q_DECL_OVERRIDE;
+    //draw the current frame using the current paint engine. called by paintEvent()
+    virtual void drawFrame() Q_DECL_OVERRIDE;
+    void onInitializeGL();
+    void onPaintGL();
+    void onResizeGL(int w, int h);
+    void onResizeEvent(int w, int h);
+    void onShowEvent();
+private:
+    void onSetOutAspectRatioMode(OutAspectRatioMode mode) Q_DECL_OVERRIDE;
+    void onSetOutAspectRatio(qreal ratio) Q_DECL_OVERRIDE;
+    bool onSetOrientation(int value) Q_DECL_OVERRIDE;
+    bool onSetBrightness(qreal b) Q_DECL_OVERRIDE;
+    bool onSetContrast(qreal c) Q_DECL_OVERRIDE;
+    bool onSetHue(qreal h) Q_DECL_OVERRIDE;
+    bool onSetSaturation(qreal s) Q_DECL_OVERRIDE;
+protected:
+    OpenGLRendererBase(OpenGLRendererBasePrivate &d);
+};
+
+} //namespace FAV
+
+#endif // QTAV_OPENGLRENDERERBASE_H