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-- show chapters and their time at the bottom left corner
-- the timings get proportionally adjusted at different speeds
----------------------------------------
CHAPTERS_TO_SHOW = 10
HOTKEY = 'c'
FONT_SCALE = 80 -- in % from osd-font-size
FONT_SCALE_inactive_chapters = 75
FONT_ALPHA_inactive_chapters = 60
AUTOSTART_IN_PATHS = {
"^edl://",
"/med/p/podcasts",
"/abooks/"
}
----------------------------------------
local assdraw = require('mp.assdraw')
function disp_time(time)
local hours = math.floor(time/3600)
local minutes = math.floor((time % 3600)/60)
local seconds = math.floor(time % 60)
return string.format("%02d:%02d:%02d", hours, minutes, seconds)
end
function time_2_seconds(time)
h,m,s = time:match('(.*):(.*):(.*)$')
return h*3600 + m*60 + s
end
function show_chapters()
if observation_active == false then
observation_active = true
mp.observe_property("chapter", "number", show_chapters)
mp.observe_property("speed", "number", show_chapters)
end
local osd_w, osd_h, aspect = mp.get_osd_size()
local ass = assdraw:ass_new()
ass:new_event()
ass:an(1)
-- font scale
ass:append('{\\fscx' .. tostring(FONT_SCALE) .. '}')
ass:append('{\\fscy' .. tostring(FONT_SCALE) .. '}')
local ch_index = mp.get_property_number("chapter")
local ch_total = mp.get_property_osd("chapter-list/count")
if ch_index and ch_index >= 0 then
ass:append("(" .. tostring(ch_index + 1) .. "/" .. tostring(ch_total) .. ")")
shift = 1
if ch_index == 0 then
start_from = 0
else
shift = ch_total - CHAPTERS_TO_SHOW - ch_index - 1
start_from = -1
end
if shift < 0 then
start_from = shift
end
for i_ch = start_from, CHAPTERS_TO_SHOW + start_from do
if tonumber(ch_total) == ch_index + i_ch then
break
end
-- from overshooting backwards
if ch_index + i_ch < 0 then
goto continue
end
title = mp.get_property_osd("chapter-list/" .. tostring(ch_index + i_ch) .. "/title")
time = mp.get_property_osd("chapter-list/" .. tostring(ch_index + i_ch) .. "/time")
ass:append("\\N")
if i_ch == 0 then
ass:append("{\\alpha&H" .. '00' .. "}")
ass:append('{\\fscx' .. tostring(FONT_SCALE) .. '}')
ass:append('{\\fscy' .. tostring(FONT_SCALE) .. '}')
else
ass:append("{\\alpha&H" .. tostring(FONT_ALPHA_inactive_chapters) .. "}")
ass:append('{\\fscx' .. tostring(FONT_SCALE_inactive_chapters) .. '}')
ass:append('{\\fscy' .. tostring(FONT_SCALE_inactive_chapters) .. '}')
end
-- removing paths
if string.sub(title, 1, 1) == '/' then
title = title:match('.+/(.*)$')
end
speed = mp.get_property_number("speed")
if speed ~= 1.0 then
time = disp_time(time_2_seconds(time) / speed)
end
ass:append('[' .. time .. "] " .. title)
::continue::
end
end
mp.set_osd_ass(osd_w, osd_h, ass.text)
end
function started()
local pth = mp.get_property("path")
if pth == nil then
return
end
for i, i_path in pairs(AUTOSTART_IN_PATHS) do
if pth:find(i_path) then
running = true
show_chapters()
return
end
end
end
function show_hide()
if running == true then
running = false
observation_active = false
mp.set_osd_ass(0, 0, "{}")
mp.unobserve_property(show_chapters)
else
running = true
show_chapters()
end
end
observation_active = false
mp.register_event("file-loaded", started)
mp.add_forced_key_binding(HOTKEY, 'show_hide', show_hide, {repeatable=true})
|
