From 51adaf2c47761e3f2095a52a7037cd8458b77990 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Fri, 24 Jan 2014 00:02:24 +0100 Subject: decoder/*: move to decoder/plugins/ --- src/decoder/plugins/OggUtil.hxx | 87 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 src/decoder/plugins/OggUtil.hxx (limited to 'src/decoder/plugins/OggUtil.hxx') diff --git a/src/decoder/plugins/OggUtil.hxx b/src/decoder/plugins/OggUtil.hxx new file mode 100644 index 000000000..3289702a3 --- /dev/null +++ b/src/decoder/plugins/OggUtil.hxx @@ -0,0 +1,87 @@ +/* + * Copyright (C) 2003-2014 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_OGG_UTIL_HXX +#define MPD_OGG_UTIL_HXX + +#include "check.h" + +#include + +#include + +struct InputStream; +struct Decoder; + +/** + * Feed data from the #InputStream into the #ogg_sync_state. + * + * @return false on error or end-of-file + */ +bool +OggFeed(ogg_sync_state &oy, Decoder *decoder, InputStream &is, + size_t size); + +/** + * Feed into the #ogg_sync_state until a page gets available. Garbage + * data at the beginning is considered a fatal error. + * + * @return true if a page is available + */ +bool +OggExpectPage(ogg_sync_state &oy, ogg_page &page, + Decoder *decoder, InputStream &is); + +/** + * Combines OggExpectPage(), ogg_stream_init() and + * ogg_stream_pagein(). + * + * @return true if the stream was initialized and the first page was + * delivered to it + */ +bool +OggExpectFirstPage(ogg_sync_state &oy, ogg_stream_state &os, + Decoder *decoder, InputStream &is); + +/** + * Combines OggExpectPage() and ogg_stream_pagein(). + * + * @return true if a page was delivered to the stream + */ +bool +OggExpectPageIn(ogg_sync_state &oy, ogg_stream_state &os, + Decoder *decoder, InputStream &is); + +/** + * Like OggExpectPage(), but allow skipping garbage (after seeking). + */ +bool +OggExpectPageSeek(ogg_sync_state &oy, ogg_page &page, + Decoder *decoder, InputStream &is); + +/** + * Combines OggExpectPageSeek() and ogg_stream_pagein(). + * + * @return true if a page was delivered to the stream + */ +bool +OggExpectPageSeekIn(ogg_sync_state &oy, ogg_stream_state &os, + Decoder *decoder, InputStream &is); + +#endif -- cgit v1.2.3