capacity.h

/****
 BpmDj v4.2-pl2: Free Dj Tools
 Copyright (C) 2001-2011 Werner Van Belle

 http://bpmdj.yellowcouch.org/

 This program 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.
 
 This program 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.

 See the authors.txt for a full list of people involved.
****/
#ifndef __loaded__capacity_h__
#define __loaded__capacity_h__
using namespace std;
#include "Data/om-data.h"

/**
 * Capacities specify which programs are available and which 
 * programs can be used to decode a file at a specific host ? 
 * capacities are used in a negated setting. We specify which ones
 * are disabled. This allows much easier backward compatibility
 * in future versions
 */
#define CAPACITY_MPG123059R   0x01  // 1
// works also for mp123 v060
#define CAPACITY_MPG321       0x02  // 2
#define CAPACITY_OGG123       0x04  // 3
#define CAPACITY_MPLAYER1PRE6 0x08  // 4
#define CAPACITY_MPLAYER1PRE7 0x10  // 5
//---
#define CAPACITY_LAST         0x10

typedef unsigned2   Capacity;
typedef Capacity    capacity_type;
const capacity_type no_disabled_capacities = 0;
extern Capacity     unavailable_capacities;

// Which capacities are not available for the given extension 
Capacity get_ext_disabled_capacities(QString full_name);

// returns the capacity bit number for the given file and host the decoder 
// number is the one which will be used in the. Zero indicates no single 
// available capacity.
int capacity_to_prognr(int full_capacity);
int get_decoder_program(Capacity host_disabled, Capacity ext_disabled, 
			Capacity song_disabled);

// is something an extension with capacity ?
QString extensionList();
bool goodExtension(QString extension);

// Manage the capacity widget
class CapacityWidget;
void init_capacity_widget(CapacityWidget * cw, Capacity c);
Capacity get_capacity(CapacityWidget * cw);
void set_used_decoder(int x);

class PlayerConfig;
class Index;
// Set the environment before calling bpmdjraw
int set_decoder_environment(PlayerConfig * config, Index * idx);
#endif // __loaded__capacity_h__