/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            libdv_wrapper.h
 *
 *  Mon Apr 10 11:20:18 CEST 2006
 *  Copyright  2006 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of MIaV.
 *
 *  MIaV is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  MIaV 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with MIaV; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#ifndef __MIAV_LIBDV_WRAPPER_H__
#define __MIAV_LIBDV_WRAPPER_H__

// Use libdv
#include <libdv/dv.h>
#include <libdv/dv_types.h>

#include "frame.h"

#include "timecode.h"

namespace DV {
  /*
    #define DV_QUALITY_COLOR       1     // Clear this bit to make monochrome

    #define DV_QUALITY_AC_MASK     (0x3 << 1)
    #define DV_QUALITY_DC          (0x0 << 1)
    #define DV_QUALITY_AC_1        (0x1 << 1)
    #define DV_QUALITY_AC_2        (0x2 << 1)
    
    #define DV_QUALITY_BEST       (DV_QUALITY_COLOR | DV_QUALITY_AC_2)
    #define DV_QUALITY_FASTEST     0     // Monochrome, DC coeffs only
  */
  typedef enum {
    ColorBest = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_AC_2,
    ColorGood = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_AC_1,
    ColorBad  = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_DC,
    MonocromeBest = DV_QUALITY_AC_MASK | DV_QUALITY_AC_2,
    MonocromeGood = DV_QUALITY_AC_MASK | DV_QUALITY_AC_1,
    MonocromeBad  = DV_QUALITY_AC_MASK | DV_QUALITY_DC
  } Quality;
  /*  
      typedef enum system_e { 
      e_dv_system_none = 0,
      e_dv_system_525_60,    // NTSC
      e_dv_system_625_50,    // PAL
      } dv_system_t;
  */
  typedef enum {
    //None = e_dv_system_none,
    NTSC = e_dv_system_525_60,
    PAL = e_dv_system_625_50
  } System;

  /*
    typedef enum sample_e { 
    e_dv_sample_none = 0,
    e_dv_sample_411,
    e_dv_sample_420,
    e_dv_sample_422,
    } dv_sample_t;
  */
  typedef enum {
    //None = e_dv_sample_none,
    YUV_411 = e_dv_sample_411,
    YUV_420 = e_dv_sample_420,
    YUV_422 = e_dv_sample_422
  } Sampling;

  /*
    typedef enum color_space_e { 
    e_dv_color_yuv, 
    e_dv_color_rgb, 
    e_dv_color_bgr0, 
    } dv_color_space_t;
  */
  typedef enum {
    YUV = e_dv_color_yuv,
    RGB = e_dv_color_rgb,
    BGR0 = e_dv_color_bgr0
  } ColorSpace;
};

class LibDVWrapper {
public:
  LibDVWrapper(DV::Quality quality = DV::ColorBest,
               DV::System system = DV::PAL,
               DV::Sampling sampling = DV::YUV_422);
  ~LibDVWrapper();

  void setQuality(DV::Quality quality);
  void setSystem(DV::System system);
  void setSampling(DV::Sampling sampling);

  TimeCode getTimeCode();

  Frame *decode(Frame *input, DV::ColorSpace colorspace = DV::YUV);

private:
  bool first;
  int width, height;

  int pitches[3];
  unsigned char* yuv[3];

  dv_decoder_t *decoder;
  //  DV::ColorSpace colorspace;
};

#endif/*__MIAV_LIBDV_WRAPPER_H__*/