Added my mpv config
lanxu
parent
a88b0bb0f2
commit
fc238a6cbe
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-- notify.lua -- Desktop notifications for mpv.
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-- Just put this file into your ~/.mpv/lua folder and mpv will find it.
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--
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-- Copyright (c) 2014 Roland Hieber
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--
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-- Permission is hereby granted, free of charge, to any person obtaining a copy
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-- of this software and associated documentation files (the "Software"), to deal
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-- in the Software without restriction, including without limitation the rights
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-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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-- copies of the Software, and to permit persons to whom the Software is
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-- furnished to do so, subject to the following conditions:
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--
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-- The above copyright notice and this permission notice shall be included in
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-- all copies or substantial portions of the Software.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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-- SOFTWARE.
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-------------------------------------------------------------------------------
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-- helper functions
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-------------------------------------------------------------------------------
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function print_debug(s)
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-- print("DEBUG: " .. s) -- comment out for no debug info
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return true
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end
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-- url-escape a string, per RFC 2396, Section 2
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function string.urlescape(str)
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local s, c = string.gsub(str, "([^A-Za-z0-9_.!~*'()/-])",
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function(c)
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return ("%%%02x"):format(c:byte())
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end)
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return s;
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end
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-- escape string for html
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function string.htmlescape(str)
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local str = string.gsub(str, "<", "<")
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str = string.gsub(str, ">", ">")
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str = string.gsub(str, "&", "&")
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str = string.gsub(str, "\"", """)
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str = string.gsub(str, "'", "'")
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return str
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end
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-- escape string for shell inclusion
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function string.shellescape(str)
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return "'"..string.gsub(str, "'", "'\"'\"'").."'"
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end
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-- converts string to a valid filename on most (modern) filesystems
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function string.safe_filename(str)
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local s, _ = string.gsub(str, "([^A-Za-z0-9_.-])",
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function(c)
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return ("%02x"):format(c:byte())
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end)
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return s;
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end
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-------------------------------------------------------------------------------
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-- here we go.
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-------------------------------------------------------------------------------
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local http = require("socket.http")
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http.TIMEOUT = 3
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http.USERAGENT = "mpv-notify/0.1"
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local posix = require("posix")
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local CACHE_DIR = os.getenv("XDG_CACHE_HOME")
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CACHE_DIR = CACHE_DIR or os.getenv("HOME").."/.cache"
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CACHE_DIR = CACHE_DIR.."/mpv/coverart"
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print_debug("making " .. CACHE_DIR)
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os.execute("mkdir -p -- " .. string.shellescape(CACHE_DIR))
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function tmpname()
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local _, fname = posix.mkstemp(CACHE_DIR .. "/rescale.XXXXXX")
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return fname
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end
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-- scale an image file
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-- @return boolean of success
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function scale_image(src, dst)
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local convert_cmd = ("convert -scale x64 -- %s %s"):format(
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string.shellescape(src), string.shellescape(dst))
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print_debug("executing " .. convert_cmd)
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if os.execute(convert_cmd) then
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return true
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end
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return false
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end
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-- look for a list of possible cover art images in the same folder as the file
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-- @param absolute filename name of currently played file, or nil if no match
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function get_folder_cover_art(filename)
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if not filename or string.len(filename) < 1 then
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return nil
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end
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print_debug("get_folder_cover_art: filename is " .. filename)
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local cover_extensions = { "png", "jpg", "jpeg", "gif" }
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local cover_names = { "cover", "folder", "front", "back", "insert" }
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local path = string.match(filename, "^(.*/)[^/]+$")
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for _,name in pairs(cover_names) do
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for _,ext in pairs(cover_extensions) do
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morenames = { name, string.upper(name),
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string.upper(string.sub(name, 1, 1)) .. string.sub(name, 2, -1) }
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moreexts = { ext, string.upper(ext) }
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for _,name in pairs(morenames) do
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for _,ext in pairs(moreexts) do
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local fn = path .. name .. "." .. ext
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--print_debug("get_folder_cover_art: trying " .. fn)
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local f = io.open(fn, "r")
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if f then
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f:close()
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print_debug("get_folder_cover_art: match at " .. fn)
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return fn
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end
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end
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end
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end
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end
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return nil
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end
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-- fetch cover art from MusicBrainz/Cover Art Archive
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-- @return file name of downloaded cover art, or nil in case of error
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-- @param mbid optional MusicBrainz release ID
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function fetch_musicbrainz_cover_art(artist, album, mbid)
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print_debug("fetch_musicbrainz_cover_art parameters:")
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print_debug("artist: " .. artist)
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print_debug("album: " .. album)
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print_debug("mbid: " .. mbid)
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if not artist or artist == "" or not album or album == "" then
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print("not enough metadata, not fetching cover art.")
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return nil
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end
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local output_filename = string.safe_filename(artist .. "_" .. album)
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output_filename = (CACHE_DIR .. "/%s.png"):format(output_filename)
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-- TODO: dirty hack, may only work on Linux.
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f, err = io.open(output_filename, "r")
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if f then
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print_debug("file is already in cache: " .. output_filename)
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return output_filename -- exists and is readable
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elseif string.find(err, "[Pp]ermission denied") then
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print(("cannot read from cached file %s: %s"):format(output_filename, err))
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return nil
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end
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print_debug("fetching album art to " .. output_filename)
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local valid_mbid = function(s)
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return s and string.len(s) > 0 and not string.find(s, "[^0-9a-fA-F-]")
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end
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-- fetch release MBID from MusicBrainz, needed for Cover Art Archive
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if not valid_mbid(mbid) then
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string.gsub(artist, '"', "")
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local query = ("%s AND artist:%s"):format(album, artist)
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local url = "http://musicbrainz.org/ws/2/release?limit=1&query="
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.. string.urlescape(query)
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print_debug("fetching " .. url)
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local d, c, h = http.request(url)
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-- poor man's XML parsing:
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local mbid = string.match(d or "",
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"<%s*release%s+[^>]*id%s*=%s*['\"]%s*([0-9a-fA-F-]+)%s*['\"]")
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if not mbid or not valid_mbid(mbid) then
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print("MusicBrainz returned no match.")
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print_debug("content: " .. d)
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return nil
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end
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end
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print_debug("got MusicBrainz ID " .. mbid)
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-- fetch image from Cover Art Archive
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local url = ("http://coverartarchive.org/release/%s/front-250"):format(mbid)
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print("fetching album cover from " .. url)
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local d, c, h = http.request(url)
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if c ~= 200 then
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print(("Cover Art Archive returned HTTP %s for MBID %s"):format(c, mbid))
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return nil
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end
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if not d or string.len(d) < 1 then
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print(("Cover Art Archive returned no content for MBID %s"):format(mbid))
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print_debug("HTTP response: " .. d)
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return nil
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end
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local tmp_filename = tmpname()
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local f = io.open(tmp_filename, "w+")
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f:write(d)
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f:flush()
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f:close()
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-- make it a nice size
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if scale_image(tmp_filename, output_filename) then
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if not os.remove(tmp_filename) then
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print("could not remove" .. tmp_filename .. ", please remove it manually")
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end
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return output_filename
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end
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print(("could not scale %s to %s"):format(tmp_filename, output_filename))
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return nil
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end
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function notify_current_track()
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local data = mp.get_property_native("metadata")
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if not data then
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return
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end
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function get_metadata(data, keys)
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for _,v in pairs(keys) do
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if data[v] and string.len(data[v]) > 0 then
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return data[v]
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end
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end
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return ""
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end
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-- srsly MPV, why do we have to do this? :-(
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local artist = get_metadata(data, {"artist", "ARTIST"})
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local album = get_metadata(data, {"album", "ALBUM"})
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local album_mbid = get_metadata(data, {"MusicBrainz Album Id",
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"MUSICBRAINZ_ALBUMID"})
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local title = get_metadata(data, {"title", "TITLE", "icy-title"})
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print_debug("notify_current_track: relevant metadata:")
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print_debug("artist: " .. artist)
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print_debug("album: " .. album)
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print_debug("album_mbid: " .. album_mbid)
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local summary = ""
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local body = ""
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local params = ""
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local scaled_image = ""
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local delete_scaled_image = false
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-- first try finding local cover art
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local abs_filename = os.getenv("PWD") .. "/" .. mp.get_property_native("path")
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local cover_image = get_folder_cover_art(abs_filename)
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if cover_image and cover_image ~= "" then
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scaled_image = tmpname()
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scale_image(cover_image, scaled_image)
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delete_scaled_image = true
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end
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-- then load cover art from the internet
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if (not scaled_image or scaled_image == "")
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and ((artist ~= "" and album ~= "") or album_mbid ~= "") then
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scaled_image = fetch_musicbrainz_cover_art(artist, album, album_mbid)
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cover_image = scaled_image
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end
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if scaled_image and string.len(scaled_image) > 1 then
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print("found cover art in " .. cover_image)
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params = " -i " .. string.shellescape(scaled_image)
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end
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if(artist == "") then
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summary = string.shellescape("Now playing:")
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else
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summary = string.shellescape(string.htmlescape(artist))
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end
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if title == "" then
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body = string.shellescape(mp.get_property_native("filename"))
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else
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if album == "" then
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body = string.shellescape(string.htmlescape(title))
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else
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body = string.shellescape(("%s<br /><i>%s</i>"):format(
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string.htmlescape(title), string.htmlescape(album)))
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end
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end
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local command = ("notify-send -a mpv %s -- %s %s"):format(params, summary, body)
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print_debug("command: " .. command)
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os.execute(command)
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if delete_scaled_image and not os.remove(scaled_image) then
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print("could not remove" .. scaled_image .. ", please remove it manually")
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end
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end
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function notify_metadata_updated(name, data)
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notify_current_track()
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end
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-- insert main() here
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mp.register_event("file-loaded", notify_current_track)
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mp.observe_property("metadata", nil, notify_metadata_updated)
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@ -0,0 +1,2 @@
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profile=opengl-hq
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hwdec=auto
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