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--[==========================================================================[
dumpmeta.lua: dump a file's meta data on stdout/stderr
--[==========================================================================[
Copyright (C) 2010 the VideoLAN team
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 luaintf --lua-intf dumpmeta coolmusic.mp3
Additional options can improve performance and output readability:
-V dummy -A dummy --no-video-title --no-media-library -q
--]]
local item
repeat
item = vlc.input.item()
until (item and item:is_preparsed())
-- preparsing doesn't always provide all the information we want (like duration)
repeat
until item:stats()["demux_read_bytes"] > 0
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()
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