101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
/*
|
|
* Copyright (C) 2003-2011 The Music Player Daemon Project
|
|
* 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.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#ifndef MPD_DECODER_INTERNAL_H
|
|
#define MPD_DECODER_INTERNAL_H
|
|
|
|
#include "decoder_command.h"
|
|
#include "pcm_convert.h"
|
|
#include "replay_gain_info.h"
|
|
|
|
struct input_stream;
|
|
|
|
struct decoder {
|
|
struct decoder_control *dc;
|
|
|
|
struct pcm_convert_state conv_state;
|
|
|
|
/**
|
|
* The time stamp of the next data chunk, in seconds.
|
|
*/
|
|
double timestamp;
|
|
|
|
/**
|
|
* Is the initial seek (to the start position of the sub-song)
|
|
* pending, or has it been performed already?
|
|
*/
|
|
bool initial_seek_pending;
|
|
|
|
/**
|
|
* Is the initial seek currently running? During this time,
|
|
* the decoder command is SEEK. This flag is set by
|
|
* decoder_get_virtual_command(), when the virtual SEEK
|
|
* command is generated for the first time.
|
|
*/
|
|
bool initial_seek_running;
|
|
|
|
/**
|
|
* This flag is set by decoder_seek_where(), and checked by
|
|
* decoder_command_finished(). It is used to clean up after
|
|
* seeking.
|
|
*/
|
|
bool seeking;
|
|
|
|
/**
|
|
* The tag from the song object. This is only used for local
|
|
* files, because we expect the stream server to send us a new
|
|
* tag each time we play it.
|
|
*/
|
|
struct tag *song_tag;
|
|
|
|
/** the last tag received from the stream */
|
|
struct tag *stream_tag;
|
|
|
|
/** the last tag received from the decoder plugin */
|
|
struct tag *decoder_tag;
|
|
|
|
/** the chunk currently being written to */
|
|
struct music_chunk *chunk;
|
|
|
|
struct replay_gain_info replay_gain_info;
|
|
|
|
/**
|
|
* A positive serial number for checking if replay gain info
|
|
* has changed since the last check.
|
|
*/
|
|
unsigned replay_gain_serial;
|
|
};
|
|
|
|
/**
|
|
* Returns the current chunk the decoder writes to, or allocates a new
|
|
* chunk if there is none.
|
|
*
|
|
* @return the chunk, or NULL if we have received a decoder command
|
|
*/
|
|
struct music_chunk *
|
|
decoder_get_chunk(struct decoder *decoder);
|
|
|
|
/**
|
|
* Flushes the current chunk.
|
|
*/
|
|
void
|
|
decoder_flush_chunk(struct decoder *decoder);
|
|
|
|
#endif
|