path: root/src/audioOutputs/audioOutput_shout.h

/* the Music Player Daemon (MPD)
 * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
 * This project's homepage is: http://www.musicpd.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.
 * 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
 */

#ifndef AUDIO_OUTPUT_SHOUT_H
#define AUDIO_OUTPUT_SHOUT_H

#include "../output_api.h"

#ifdef HAVE_SHOUT

#include "../conf.h"
#include "../timer.h"

#include <shout/shout.h>

#define DISABLED_SHOUT_ENCODER_PLUGIN(plugin) shout_encoder_plugin plugin;

typedef struct shout_data shout_data;

typedef int (*shout_encoder_clear_encoder_func) (shout_data * sd);
typedef int (*shout_encoder_encode_func) (shout_data * sd,
					  const char * chunk,
					  size_t len);
typedef void (*shout_encoder_finish_func) (shout_data * sd);
typedef int (*shout_encoder_init_func) (shout_data * sd);
typedef int (*shout_encoder_init_encoder_func) (shout_data * sd);
/* Called when there is a new MpdTag to encode into the stream.  If
   this function returns non-zero, then the resulting song will be
   passed to the shout server as metadata.  This allows the Ogg
   encoder to send metadata via Vorbis comments in the stream, while
   an MP3 encoder can use the Shout Server's metadata API. */
typedef int (*shout_encoder_send_metadata_func) (shout_data * sd,
						 char * song,
						 size_t size);

typedef struct _shout_encoder_plugin {
	const char *name;
	unsigned int shout_format;

	shout_encoder_clear_encoder_func clear_encoder_func;
	shout_encoder_encode_func encode_func;
	shout_encoder_finish_func finish_func;
	shout_encoder_init_func init_func;
	shout_encoder_init_encoder_func init_encoder_func;
	shout_encoder_send_metadata_func send_metadata_func;
} shout_encoder_plugin;

typedef struct _shout_buffer {
	unsigned char *data;
	size_t len;
	size_t max_len;
} shout_buffer;

struct shout_data {
	shout_t *shout_conn;
	shout_metadata_t *shout_meta;
	int shout_error;

	shout_encoder_plugin *encoder;
	void *encoder_data;

	float quality;
	int bitrate;

	int opened;

	struct tag *tag;
	int tag_to_send;

	int timeout;
	int conn_attempts;
	time_t last_attempt;

	Timer *timer;

	/* the configured audio format */
	struct audio_format audio_format;

	shout_buffer buf;
};

extern shout_encoder_plugin shout_ogg_encoder;

#endif

#endif