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- --[==========================================================================[
- dumpmeta.lua: dump a file's meta data on stdout/stderr
- --[==========================================================================[
- Copyright (C) 2010 the VideoLAN team
- $Id$
-
- Authors: Antoine Cellerier <dionoea at videolan dot 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.
- --]==========================================================================]
-
- --[[ to dump meta data information in the debug output, run:
- vlc -I lua --lua-intf dumpmeta coolmusic.mp3
- Additional options can improve performance and output readability:
- -V dummy -A dummy --no-video-title --no-media-library --verbose-objects +lua,-all -v=0
- --]]
-
- local item
- repeat
- item = vlc.input.item()
- until (item and item:is_preparsed()) or vlc.misc.should_die()
-
- -- preparsing doesn't always provide all the information we want (like duration)
- repeat
- until item:stats()["demux_read_bytes"] > 0 or vlc.misc.should_die()
-
- vlc.msg.info("name: "..item:name())
- vlc.msg.info("uri: "..vlc.strings.decode_uri(item:uri()))
- vlc.msg.info("duration: "..tostring(item:duration()))
-
- vlc.msg.info("meta data:")
- local meta = item:metas()
- if meta then
- for key, value in pairs(meta) do
- vlc.msg.info(" "..key..": "..value)
- end
- else
- vlc.msg.info(" no meta data available")
- end
-
- vlc.msg.info("info:")
- for cat, data in pairs(item:info()) do
- vlc.msg.info(" "..cat)
- for key, value in pairs(data) do
- vlc.msg.info(" "..key..": "..value)
- end
- end
-
- vlc.misc.quit()
-