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// -*- c++ -*-
/*
*
* Copyright (C) 2002 George Staikos <[email protected]>
* 2004 Dirk Ziegelmeier <[email protected]>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _QVIDEOSTREAM_H
#define _QVIDEOSTREAM_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_GL
#include <qgl.h>
#include <GL/gl.h>
#endif
#include <qwidget.h>
#include "qvideo.h"
class QVideoStreamPrivate;
/**
* QT-style video stream driver.
*/
class QVideoStream : public QObject, public QVideo
{
Q_OBJECT
public:
QVideoStream(QWidget *widget, const char* name = 0);
~QVideoStream();
/* output method */
bool haveMethod(VideoMethod method) const;
VideoMethod method() const;
VideoMethod setMethod(VideoMethod method);
/* max output sizes */
QSize maxSize() const;
int maxWidth() const;
int maxHeight() const;
/* output sizes */
QSize size() const;
int width() const;
int height() const;
QSize setSize(const QSize& sz);
int setWidth(int width);
int setHeight(int height);
/* input sizes */
QSize inputSize() const;
int inputWidth() const;
int inputHeight() const;
QSize setInputSize(const QSize& sz);
int setInputWidth(int width);
int setInputHeight(int height);
/* input format */
ImageFormat format() const;
bool setFormat(ImageFormat format);
/* functions to find out about formats */
ImageFormat formatsForMethod(VideoMethod method);
bool supportsFormat(VideoMethod method, ImageFormat format);
/* Display image */
QVideoStream& operator<<(const unsigned char *const img);
public slots:
int displayFrame(const unsigned char *const img);
int displayFrame(const unsigned char *const img, int x, int y, int sw, int sh);
private:
QVideoStreamPrivate* d;
QWidget* _w;
VideoMethod _methods; // list of methods
VideoMethod _method; // the current method
ImageFormat _format;
QSize _size;
QSize _inputSize;
bool _init;
ImageFormat _xFormat;
void deInit();
void init();
};
#endif
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