Add mpv config

mpv/scripts/uosc/lib/char_conv.lua

@@ -0,0 +1,72 @@
+require('lib/text')
+
+local char_dir = mp.get_script_directory() .. '/char-conv/'
+local data = {}
+
+local languages = get_languages()
+for i = #languages, 1, -1 do
+	lang = languages[i]
+	if (lang == 'en') then
+		data = {}
+	else
+		table_assign(data, get_locale_from_json(char_dir .. lang:lower() .. '.json'))
+	end
+end
+
+local romanization = {}
+
+local function get_romanization_table()
+	for k, v in pairs(data) do
+		for _, char in utf8_iter(v) do
+			romanization[char] = k
+		end
+	end
+end
+get_romanization_table()
+
+function need_romanization()
+	return next(romanization) ~= nil
+end
+
+function char_conv(chars, use_ligature, has_separator)
+	local separator = has_separator or ' '
+	local length = 0
+	local char_conv, sp, cache = {}, {}, {}
+	local chars_length = utf8_length(chars)
+	local concat = table.concat
+	for _, char in utf8_iter(chars) do
+		if use_ligature then
+			if #char == 1 then
+				char_conv[#char_conv + 1] = char
+			else
+				char_conv[#char_conv + 1] = romanization[char] or char
+			end
+		else
+			length = length + 1
+			if #char <= 2 then
+				if (char ~= ' ' and length ~= chars_length) then
+					cache[#cache + 1] = romanization[char] or char
+				elseif (char == ' ' or length == chars_length) then
+					if length == chars_length then
+						cache[#cache + 1] = romanization[char] or char
+					end
+					sp[#sp + 1] = concat(cache)
+					itable_clear(cache)
+				end
+			else
+				if next(cache) ~= nil then
+					sp[#sp + 1] = concat(cache)
+					itable_clear(cache)
+				end
+				sp[#sp + 1] = romanization[char] or char
+			end
+		end
+	end
+	if use_ligature then
+		return concat(char_conv)
+	else
+		return concat(sp, separator)
+	end
+end
+
+return char_conv