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-/*
- * Copyright (C) 2003-2013 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_HXX
-#define MPD_DECODER_INTERNAL_HXX
-
-#include "DecoderCommand.hxx"
-#include "pcm/PcmConvert.hxx"
-#include "ReplayGainInfo.hxx"
-
-struct DecoderControl;
-struct InputStream;
-struct Tag;
-
-struct Decoder {
- DecoderControl &dc;
-
- PcmConvert 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.
- */
- Tag *song_tag;
-
- /** the last tag received from the stream */
- Tag *stream_tag;
-
- /** the last tag received from the decoder plugin */
- Tag *decoder_tag;
-
- /** the chunk currently being written to */
- struct music_chunk *chunk;
-
- ReplayGainInfo replay_gain_info;
-
- /**
- * A positive serial number for checking if replay gain info
- * has changed since the last check.
- */
- unsigned replay_gain_serial;
-
- Decoder(DecoderControl &_dc, bool _initial_seek_pending, Tag *_tag)
- :dc(_dc),
- timestamp(0),
- initial_seek_pending(_initial_seek_pending),
- initial_seek_running(false),
- seeking(false),
- song_tag(_tag), stream_tag(nullptr), decoder_tag(nullptr),
- chunk(nullptr),
- replay_gain_serial(0) {
- }
-
- ~Decoder();
-};
-
-/**
- * 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(Decoder &decoder);
-
-/**
- * Flushes the current chunk.
- *
- * Caller must not lock the #DecoderControl object.
- */
-void
-decoder_flush_chunk(Decoder &decoder);
-
-#endif