/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            player.cc
 *
 *  Mon Mar  6 20:14:25 CET 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.
 */
#include "player.h"

#define WIDTH 720
#define HEIGHT 576

//#define COLORSPACE_YV12

static int num = 0;
static bool first = true;

Player::Player(QWidget *w, Decoder *d)
{
  widget = w;
  decoder = d;

  render.init(widget, WIDTH, HEIGHT);

  connect(this, SIGNAL(timeout()), this, SLOT(show_frame()));

	dvdecoder = dv_decoder_new(FALSE/*this value is unused*/, FALSE, FALSE);
  dv_set_quality(dvdecoder, DV_QUALITY_COLOR | DV_QUALITY_AC_1);
  //dv_set_quality(dvdecoder, DV_QUALITY_BEST);
}

Player::~Player()
{
  render.end();
}

void Player::show_frame()
{
  Frame *frame;
  fprintf(stderr, "Frame!%d\n", num++);

  frame = decoder->getFrame();
  if(!frame) return;

  if(first) {
#ifdef COLORSPACE_YV12
    yuv[0] = (unsigned char*)render.xvimage->data;
    yuv[1] = (unsigned char*)yuv[0] + (WIDTH * HEIGHT);
    yuv[2] = (unsigned char*)yuv[1] + (WIDTH * HEIGHT / 4);
    pitches[0] = WIDTH;
    pitches[1] = WIDTH / 2;
    pitches[2] = WIDTH / 2;
#else
    yuv[0] = (unsigned char*)render.getDisplayData(); // Decode directly to the XVideo buffer
    pitches[0] = WIDTH * 2;
#endif

    dv_parse_header(dvdecoder, frame->data);
    //dv_parse_packs(decoder, frame->data); // Not needed anyway!
    
    dvdecoder->system = e_dv_system_625_50;  // PAL lines, PAL framerate
    dvdecoder->sampling = e_dv_sample_422;  // 4 bytes y, 2 bytes u, 2 bytes v
    dvdecoder->std = e_dv_std_iec_61834;
    dvdecoder->num_dif_seqs = 12;
    first = false;
  }

  dv_decode_full_frame(dvdecoder, 
                       frame->data,
                       e_dv_color_yuv, 
                       yuv,
                       pitches);

  render.width = widget->width();
  render.height = widget->height();
  render.display(WIDTH, HEIGHT);

}