rydesun/.config/mpv/scripts/autoload_series.lua
2025-11-11 08:33:15 +08:00

98 lines
2.8 KiB
Lua

local mp = require 'mp'
local opt = require 'mp.options'
local utils = require 'mp.utils'
local user_opts = {
max_distance = 2, -- 文件名的最大差异
max_distance_ratio = 0.5, -- 文件名的最大差异占比
video_types = {
'3g2', ' 3gp', ' asf', ' avi', ' f4v', ' flv', ' h264', ' h265', ' m2ts', ' m4v', ' mkv', ' mov', ' mp4', ' mp4v',
' mpeg', ' mpg', ' ogm', ' ogv', ' rm', ' rmvb', ' ts', ' vob', ' webm', ' wmv', ' y4m' },
}
local script_name = mp.get_script_name()
opt.read_options(user_opts, script_name)
local function levenshtein_distance(s1, s2)
local t = {}
for i = 0, #s2 do
table.insert(t, i)
end
for i = 2, #s1+1 do
local t2 = {i-1}
for j = 2, #s2+1 do
local value
if t[j-1] <= t[j] and t[j-1] <= t2[j-1] then
local cost = s1:sub(i-1,i-1) ~= s2:sub(j-1,j-1) and 1 or 0
value = t[j-1] + cost
elseif t[j] < t2[j-1] then
value = t[j] + 1
else
value = t2[j-1] + 1
end
table.insert(t2, value)
end
t = t2
end
return t[#s2+1]
end
local function similar_files(dir, filename)
local o_basename, o_ext = filename:match("(.+)%.(.+)")
local files = utils.readdir(dir, "files")
local res, skipped = {}, 0
for _, file in pairs(files) do
if file == filename then
table.insert(res, file)
goto continue
end
local basename, ext = file:match("(.+)%.(.+)")
if not ext then goto continue end
ext = ext:lower()
if ext ~= o_ext then
goto continue
end
local distance = levenshtein_distance(basename, o_basename)
if distance <= user_opts.max_distance
or (distance/#o_basename <= user_opts.max_distance_ratio) then
table.insert(res, file)
else
skipped = skipped + 1
end
::continue::
end
return res, skipped
end
local function autoload_series()
if mp.get_property_number("playlist-count", 1) > 1 then
return
end
local filepath = mp.get_property("path", "")
if filepath == nil or filepath:find("^http[s]?://") then
return
end
local dir, filename = utils.split_path(filepath)
if #dir == 0 then
return
end
local files, skipped = similar_files(dir, filename)
table.sort(files, function(s1, s2)
if #s1 ~= #s2 then return #s1 < #s2 else return s1 < s2 end
end)
for i = 1, #files do
if files[i] ~= filename then
mp.commandv("loadfile", dir..'/'..files[i], "append")
else
mp.commandv("playlist-move", 0, i)
end
end
if skipped > 0 then
mp.osd_message("skipped: ".. skipped, 3)
end
end
mp.register_event("start-file", autoload_series)