first commit

2026-02-21 17:11:31 +09:00
commit 18b4338361
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--- a/project/fm_viewer/fav/VideoShaderObject.h
+++ b/project/fm_viewer/fav/VideoShaderObject.h
@@ -0,0 +1,85 @@
+/******************************************************************************
+    QtAV:  Multimedia framework based on Qt and FFmpeg
+    Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
+
+*   This file is part of QtAV (from 2016)
+
+    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_VIDEOSHADEROBJECT_H
+#define QTAV_VIDEOSHADEROBJECT_H
+#include "VideoShader.h"
+#if !(REMOVE_VIDEO_SHADER)
+#include <QtCore/QObject>
+#include <QtCore/QVector>
+
+namespace FAV {
+// check and auto update properties in shader
+class VideoShaderObjectPrivate;
+/*!
+ * \brief The VideoShaderObject class
+ * User defined uniform names are bound to class meta properties (property signals are required)
+ * and object dynamic properties.
+ * Property value type T is limited to float, int, unsigned(ES3.0) and QVector<T>
+ */
+class Q_AV_EXPORT VideoShaderObject : public QObject, public VideoShader
+{
+    DPTR_DECLARE_PRIVATE(VideoShaderObject)
+    Q_OBJECT
+public:
+    VideoShaderObject(QObject* parent = 0);
+protected:
+    VideoShaderObject(VideoShaderObjectPrivate &d, QObject* parent = 0);
+    bool event(QEvent *event) Q_DECL_OVERRIDE;
+private Q_SLOTS:
+    void propertyChanged(int id);
+private:
+    void programReady() Q_DECL_OVERRIDE Q_DECL_FINAL;
+};
+
+class DynamicShaderObjectPrivate;
+/*!
+ * \brief The DynamicShaderObject class
+ * Able to set custom shader code
+ */
+class Q_AV_EXPORT DynamicShaderObject : public VideoShaderObject
+{
+    Q_OBJECT
+    DPTR_DECLARE_PRIVATE(DynamicShaderObject)
+    Q_PROPERTY(QString header READ header WRITE setHeader NOTIFY headerChanged)
+    Q_PROPERTY(QString sample READ sample WRITE setSample NOTIFY sampleChanged)
+    Q_PROPERTY(QString postProcess READ postProcess WRITE setPostProcess NOTIFY postProcessChanged)
+public:
+    DynamicShaderObject(QObject* parent = 0);
+    QString header() const;
+    void setHeader(const QString& text);
+    QString sample() const;
+    void setSample(const QString& text);
+    QString postProcess() const;
+    void setPostProcess(const QString& text);
+Q_SIGNALS:
+    void headerChanged();
+    void sampleChanged();
+    void postProcessChanged();
+protected:
+    DynamicShaderObject(DynamicShaderObjectPrivate &d, QObject* parent = 0);
+private:
+    const char* userShaderHeader(QOpenGLShader::ShaderType st) const Q_DECL_OVERRIDE;
+    const char* userSample() const Q_DECL_OVERRIDE;
+    const char* userPostProcess() const Q_DECL_OVERRIDE;
+};
+} //namespace FAV
+#endif //QTAV_VIDEOSHADEROBJECT_H
+#endif // #if !(REMOVE_VIDEO_SHADER)