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Diffstat (limited to '')
-rw-r--r-- | src/filter/ChainFilterPlugin.hxx | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/filter/ChainFilterPlugin.hxx b/src/filter/ChainFilterPlugin.hxx new file mode 100644 index 000000000..884c7ca19 --- /dev/null +++ b/src/filter/ChainFilterPlugin.hxx @@ -0,0 +1,48 @@ +/* + * 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. + */ + +/** \file + * + * A filter chain is a container for several filters. They are + * chained together, i.e. called in a row, one filter passing its + * output to the next one. + */ + +#ifndef MPD_FILTER_CHAIN_HXX +#define MPD_FILTER_CHAIN_HXX + +class Filter; + +/** + * Creates a new filter chain. + */ +Filter * +filter_chain_new(void); + +/** + * Appends a new filter at the end of the filter chain. You must call + * this function before the first filter_open() call. + * + * @param chain the filter chain created with filter_chain_new() + * @param filter the filter to be appended to #chain + */ +void +filter_chain_append(Filter &chain, const char *name, Filter *filter); + +#endif |