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/*
* dxr3interface.h
*
* Copyright (C) 2002-2004 Kai Möller
* Copyright (C) 2004-2009 Christian Gmeiner
*
* 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 _DXR3_INTERFACE_H_
#define _DXR3_INTERFACE_H_
#include <linux/em8300.h>
#include <sys/ioctl.h>
#include <linux/limits.h>
#include <vdr/tools.h>
#include "settings.h"
// ==================================
class cFixedLengthFrame;
class cDxr3PesFrame;
class cDxr3Name {
public:
cDxr3Name(const char *name, int n) {
snprintf(buffer, sizeof(buffer), "%s%s-%d", "/dev/em8300", name, n);
}
const char *operator*() { return buffer; }
private:
char buffer[PATH_MAX];
};
// ==================================
//! interafce to dxr3-card
/*!
cDxr3Interface is the interface to the dxr3
driver and so to the card,
so this is the layer between plugin and driver.
*/
class cDxr3Interface : public Singleton<cDxr3Interface> {
public:
cDxr3Interface();
~cDxr3Interface();
static int Dxr3Open(const char *name, int mode, bool report_error = true) {
const char *filename = *cDxr3Name(name, cSettings::instance()->card());
int fd = open(filename, mode);
if (report_error && (fd < 0)) {
LOG_ERROR_STR(filename);
}
return fd;
}
// audio
bool IsOssAudio();
int OssSetPlayMode(uint32_t mode);
// clock
void SetSysClock(uint32_t scr);
uint32_t GetSysClock();
void SetPts(uint32_t pts);
void SetSpuPts(uint32_t pts);
int64_t GetPts();
// state changes
void EnableVideo()
{
m_VideoActive = true;
}
void DisableVideo()
{
m_VideoActive = false;
}
// set/get functions
uint32_t GetAspectRatio() const;
void SetAspectRatio(uint32_t ratio);
uint32_t GetHorizontalSize() const { return m_horizontal; }
uint32_t GetVerticalSize() const { return m_vertical; }
void setDimension(uint32_t horizontal, uint32_t vertical);
void dimension(uint32_t &horizontal, uint32_t &vertical);
// play functions
void SetPlayMode();
void Pause();
void PlayVideoFrame(cFixedLengthFrame* pFrame);
void PlayVideoFrame(cDxr3PesFrame *frame);
// device access
void ClaimDevices();
void ReleaseDevices();
// tools
void PlayBlackFrame();
// osd/spu
void WriteSpu(const uint8_t* pBuf, int length);
void SetButton(uint16_t sx, uint16_t sy, uint16_t ex, uint16_t ey,
uint32_t palette);
void ClearButton();
void SetPalette(unsigned int *pal);
// helper functions for dxr3 main osd screen
void ResetHardware();
void updateBcsValues();
// get brightness/contrast/saturation
int GetBrightness();
int GetContrast();
int GetSaturation();
private:
// file handles
int m_fdControl; ///< filehandle for contol fifo of dxr3 card
int m_fdVideo; ///< filehandle for video fifo of dxr3 card
int m_fdSpu; ///< filehandle for spu fifo of dxr3 card
uint32_t m_lastSeenPts;
// clock
uint32_t m_offset;
uint32_t m_aspectRatio; ///< current used aspect ratio
uint32_t m_horizontal; ///< horizontal size of current videostream
uint32_t m_vertical; ///< vertical size of current videostream
bool m_VideoActive; ///< is video active?
// bcs
em8300_bcs_t m_bcs; ///< BrightnessContrastSaturation values
void UploadMicroCode();
void ConfigureDevice();
void Resuscitation();
static cMutex* m_pMutex; ///< mutex for dxr3interface
static void Lock()
{
cDxr3Interface::m_pMutex->Lock();
}
static void Unlock()
{
cDxr3Interface::m_pMutex->Unlock();
}
};
#endif /*_DXR3_INTERFACE_H_*/
// Local variables:
// mode: c++
// c-file-style: "stroustrup"
// c-file-offsets: ((inline-open . 0))
// c-basic-offset: 4
// indent-tabs-mode: nil
// End:
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