/*
 * Copyright 2003-2016 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.
 */

#include "config.h"
#include "Internal.hxx"
#include "MusicPipe.hxx"
#include "MusicChunk.hxx"

#include <assert.h>

bool
AudioOutput::IsChunkConsumed(const MusicChunk &chunk) const
{
	if (!open)
		return true;

	if (current_chunk == nullptr)
		return false;

	assert(&chunk == current_chunk ||
	       pipe->Contains(current_chunk));

	if (&chunk != current_chunk) {
		assert(chunk.next != nullptr);
		return true;
	}

	return current_chunk_finished && chunk.next == nullptr;
}