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/*
* madplay - MPEG audio decoder and player
* Copyright (C) 2000-2004 Robert Leslie
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: player.h,v 1.24 2004/02/23 21:34:53 rob Exp $
*/
# ifndef PLAYER_H
# define PLAYER_H
# include <stdio.h>
# include <mad.h>
# include "audio.h"
# include "resample.h"
# include "filter.h"
# include "tag.h"
enum {
PLAYER_OPTION_SHUFFLE = 0x0001,
PLAYER_OPTION_DOWNSAMPLE = 0x0002,
PLAYER_OPTION_IGNORECRC = 0x0004,
PLAYER_OPTION_IGNOREVOLADJ = 0x0008,
PLAYER_OPTION_SKIP = 0x0010,
PLAYER_OPTION_TIMED = 0x0020,
PLAYER_OPTION_TTYCONTROL = 0x0040,
PLAYER_OPTION_STREAMID3 = 0x0080,
PLAYER_OPTION_FADEIN = 0x0100,
PLAYER_OPTION_FADEOUT = 0x0200,
PLAYER_OPTION_GAP = 0x0400,
PLAYER_OPTION_CROSSFADE = 0x0800,
# if defined(EXPERIMENTAL)
PLAYER_OPTION_EXTERNALMIX = 0x1000,
PLAYER_OPTION_EXPERIMENTAL = 0x2000,
# endif
PLAYER_OPTION_SHOWTAGSONLY = 0x4000
};
enum player_control {
PLAYER_CONTROL_DEFAULT,
PLAYER_CONTROL_NEXT,
PLAYER_CONTROL_PREVIOUS,
PLAYER_CONTROL_REPLAY,
PLAYER_CONTROL_STOP
};
enum player_channel {
PLAYER_CHANNEL_DEFAULT = 0,
PLAYER_CHANNEL_LEFT = 1,
PLAYER_CHANNEL_RIGHT = 2,
PLAYER_CHANNEL_MONO = 3,
PLAYER_CHANNEL_STEREO = 4
};
enum stats_show {
STATS_SHOW_OVERALL,
STATS_SHOW_CURRENT,
STATS_SHOW_REMAINING
};
enum {
DB_MIN = -175, /* minimum representable mad_fixed_t factor */
DB_MAX = +18 /* maximum representable mad_fixed_t factor */
};
enum {
PLAYER_RGAIN_ENABLED = 0x0001,
PLAYER_RGAIN_SET = 0x0002,
PLAYER_RGAIN_AUDIOPHILE = 0x0010,
PLAYER_RGAIN_HARDLIMIT = 0x0020
};
struct player {
int verbosity;
int options;
int repeat;
enum player_control control;
struct playlist {
char const **entries;
int length;
int current;
} playlist;
mad_timer_t global_start;
mad_timer_t global_stop;
mad_timer_t fade_in;
mad_timer_t fade_out;
mad_timer_t gap;
struct input {
char const *path;
int fd;
# if defined(HAVE_MMAP)
unsigned char *fdm;
# endif
unsigned char *data;
unsigned long length;
int eof;
struct tag tag;
} input;
struct output {
enum audio_mode mode;
double voladj_db;
double attamp_db;
mad_fixed_t gain;
int replay_gain;
struct filter *filters;
unsigned int channels_in;
unsigned int channels_out;
enum player_channel select;
unsigned int speed_in;
unsigned int speed_out;
unsigned int speed_request;
unsigned int precision_in;
unsigned int precision_out;
char const *path;
audio_ctlfunc_t *command;
struct resample_state resample[2];
mad_fixed_t (*resampled)[2][MAX_NSAMPLES];
} output;
struct ancillary {
char const *path;
FILE *file;
unsigned short buffer;
unsigned short length;
} ancillary;
struct stats {
enum stats_show show;
char const *label;
unsigned long total_bytes;
mad_timer_t total_time;
mad_timer_t global_timer;
mad_timer_t absolute_timer;
mad_timer_t play_timer;
unsigned long global_framecount;
unsigned long absolute_framecount;
unsigned long play_framecount;
unsigned long error_frame;
unsigned long mute_frame;
int vbr;
unsigned int bitrate;
unsigned long vbr_frames;
unsigned long vbr_rate;
signed long nsecs;
struct audio_stats audio;
} stats;
};
void player_init(struct player *);
void player_finish(struct player *);
int player_run(struct player *, int, char const *[]);
# endif
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