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-- Display some stats.
--
-- You can invoke the script with "i" by default or create a different key
-- binding in input.conf using "<yourkey> script_binding stats".
--
-- The style is configurable through a config file named "lua-settings/stats.conf"
-- located in your mpv directory.
--
-- Please note: not every property is always available and therefore not always
-- visible.
local options = require 'mp.options'
-- Options
local o = {
-- Default key bindings
key_oneshot = "i",
key_toggle = "I",
duration = 3,
redraw_delay = 2, -- acts as duration in the toggling case
ass_formatting = true,
debug = false,
-- Text style
font = "Source Sans Pro",
font_size = 10,
font_color = "FFFFFF",
border_size = 1.0,
border_color = "262626",
shadow_x_offset = 0.0,
shadow_y_offset = 0.0,
shadow_color = "000000",
alpha = "11",
-- Custom header for ASS tags to style the text output.
-- Specifying this will ignore the text style values above and just
-- use this string instead.
custom_header = "",
-- Text formatting
-- With ASS
nl = "\\N",
indent = "\\h\\h\\h\\h\\h",
prefix_sep = "\\h\\h",
b1 = "{\\b1}",
b0 = "{\\b0}",
-- Without ASS
no_ass_nl = "\n",
no_ass_indent = "\t",
no_ass_prefix_sep = " ",
no_ass_b1 = "\027[1m",
no_ass_b0 = "\027[0m",
}
options.read_options(o)
function print_stats(duration)
local stats = {
header = "",
file = "",
video = "",
audio = ""
}
o.ass_formatting = o.ass_formatting and has_vo_window()
if not o.ass_formatting then
o.nl = o.no_ass_nl
o.indent = o.no_ass_indent
o.prefix_sep = o.no_ass_prefix_sep
if not has_ansi() then
o.b1 = ""
o.b0 = ""
else
o.b1 = o.no_ass_b1
o.b0 = o.no_ass_b0
end
end
add_header(stats)
add_file(stats)
add_video(stats)
add_audio(stats)
mp.osd_message(join_stats(stats), duration or o.duration)
end
function add_file(s)
local sec = "file"
s[sec] = ""
append_property(s, sec, "filename", {prefix="File:", nl="", indent=""})
append_property(s, sec, "metadata/title", {prefix="Title:"})
append_property(s, sec, "chapter", {prefix="Chapter:"})
if append_property(s, sec, "cache-used", {prefix="Cache:"}) then
append_property(s, sec, "demuxer-cache-duration",
{prefix="+", suffix=" sec", nl="", indent=o.prefix_sep,
prefix_sep="", no_prefix_markup=true})
append_property(s, sec, "cache-speed",
{prefix="", suffix="", nl="", indent=o.prefix_sep,
prefix_sep="", no_prefix_markup=true})
end
end
function add_video(s)
local sec = "video"
s[sec] = ""
if not has_video() then
return
end
if append_property(s, sec, "video-codec", {prefix="Video:", nl="", indent=""}) then
if not append_property(s, sec, "hwdec-current",
{prefix="(hwdec:", nl="", indent=" ",
no_prefix_markup=true, suffix=")"},
{no=true, [""]=true}) then
append_property(s, sec, "hwdec-active",
{prefix="(hwdec)", nl="", indent=" ",
no_prefix_markup=true, no_value=true},
{no=true})
end
end
append_property(s, sec, "avsync", {prefix="A-V:"})
if append_property(s, sec, "drop-frame-count", {prefix="Dropped:"}) then
append_property(s, sec, "vo-drop-frame-count", {prefix="VO:", nl=""})
append_property(s, sec, "mistimed-frame-count", {prefix="Mistimed:", nl=""})
append_property(s, sec, "vo-delayed-frame-count", {prefix="Delayed:", nl=""})
end
if append_property(s, sec, "display-fps", {prefix="Display FPS:", suffix=" (specified)"}) then
append_property(s, sec, "estimated-display-fps",
{suffix=" (estimated)", nl="", indent=""})
else
append_property(s, sec, "estimated-display-fps",
{prefix="Display FPS:", suffix=" (estimated)"})
end
if append_property(s, sec, "fps", {prefix="FPS:", suffix=" (specified)"}) then
append_property(s, sec, "estimated-vf-fps",
{suffix=" (estimated)", nl="", indent=""})
else
append_property(s, sec, "estimated-vf-fps",
{prefix="FPS:", suffix=" (estimated)"})
end
if append_property(s, sec, "video-speed-correction", {prefix="DS:"}) then
append_property(s, sec, "audio-speed-correction",
{prefix="/", nl="", indent=" ", prefix_sep=" ", no_prefix_markup=true})
end
if append_property(s, sec, "video-params/w", {prefix="Native Resolution:"}) then
append_property(s, sec, "video-params/h",
{prefix="x", nl="", indent=" ", prefix_sep=" ", no_prefix_markup=true})
end
append_property(s, sec, "window-scale", {prefix="Window Scale:"})
append_property(s, sec, "video-params/aspect", {prefix="Aspect Ratio:"})
append_property(s, sec, "video-params/pixelformat", {prefix="Pixel format:"})
append_property(s, sec, "video-params/colormatrix", {prefix="Colormatrix:"})
append_property(s, sec, "video-params/primaries", {prefix="Primaries:"})
append_property(s, sec, "video-params/gamma", {prefix="Gamma:"})
append_property(s, sec, "video-params/colorlevels", {prefix="Levels:"})
append_property(s, sec, "packet-video-bitrate", {prefix="Bitrate:", suffix=" kbps"})
end
function add_audio(s)
local sec = "audio"
s[sec] = ""
if not has_audio() then
return
end
append_property(s, sec, "audio-codec", {prefix="Audio:", nl="", indent=""})
append_property(s, sec, "audio-params/samplerate", {prefix="Sample Rate:", suffix=" Hz"})
append_property(s, sec, "audio-params/channel-count", {prefix="Channels:"})
append_property(s, sec, "packet-audio-bitrate", {prefix="Bitrate:", suffix=" kbps"})
end
function add_header(s)
if not o.ass_formatting then
s.header = ""
return
end
if o.custom_header and o.custom_header ~= "" then
s.header = set_ASS(true) .. o.custom_header
else
s.header = string.format("%s{\\fs%d}{\\fn%s}{\\bord%f}{\\3c&H%s&}{\\1c&H%s&}" ..
"{\\alpha&H%s&}{\\xshad%f}{\\yshad%f}{\\4c&H%s&}",
set_ASS(true), o.font_size, o.font, o.border_size,
o.border_color, o.font_color, o.alpha, o.shadow_x_offset,
o.shadow_y_offset, o.shadow_color)
end
end
-- Format and append a property.
-- A property whose value is either `nil` or empty (hereafter called "invalid")
-- is skipped and not appended.
-- Returns `false` in case nothing was appended, otherwise `true`.
--
-- s : Table containing key `sec`.
-- sec : Existing key in table `s`, value treated as a string.
-- property: The property to query and format (based on its OSD representation).
-- attr : Optional table to overwrite certain (formatting) attributes for
-- this property.
-- exclude : Optional table containing keys which are considered invalid values
-- for this property. Specifying this will replace empty string as
-- default invalid value (nil is always invalid).
function append_property(s, sec, prop, attr, excluded)
excluded = excluded or {[""] = true}
local ret = mp.get_property_osd(prop)
if not ret or excluded[ret] then
if o.debug then
print("No value for property: " .. prop)
end
return false
end
attr.prefix_sep = attr.prefix_sep or o.prefix_sep
attr.indent = attr.indent or o.indent
attr.nl = attr.nl or o.nl
attr.suffix = attr.suffix or ""
attr.prefix = attr.prefix or ""
attr.no_prefix_markup = attr.no_prefix_markup or false
attr.prefix = attr.no_prefix_markup and attr.prefix or b(attr.prefix)
ret = attr.no_value and "" or ret
s[sec] = string.format("%s%s%s%s%s%s%s", s[sec], attr.nl, attr.indent,
attr.prefix, attr.prefix_sep, no_ASS(ret), attr.suffix)
return true
end
function no_ASS(t)
return set_ASS(false) .. t .. set_ASS(true)
end
function set_ASS(b)
if not o.ass_formatting then
return ""
end
return mp.get_property_osd("osd-ass-cc/" .. (b and "0" or "1"))
end
function join_stats(s)
r = s.header .. s.file
if s.video and s.video ~= "" then
r = r .. o.nl .. o.nl .. s.video
end
if s.audio and s.audio ~= "" then
r = r .. o.nl .. o.nl .. s.audio
end
return r
end
function has_vo_window()
return mp.get_property("vo-configured") == "yes"
end
function has_video()
local r = mp.get_property("video")
return r and r ~= "no" and r ~= ""
end
function has_audio()
local r = mp.get_property("audio")
return r and r ~= "no" and r ~= ""
end
function has_ansi()
local is_windows = type(package) == 'table' and type(package.config) == 'string' and package.config:sub(1,1) == '\\'
if is_windows then
return os.getenv("ANSICON")
end
return true
end
function b(t)
return o.b1 .. t .. o.b0
end
local timer = mp.add_periodic_timer(o.redraw_delay - 0.1, function() print_stats(o.redraw_delay) end)
timer:kill()
function toggle_stats()
if timer:is_enabled() then
timer:kill()
mp.osd_message("", 0)
else
timer:resume()
print_stats(o.redraw_delay)
end
end
mp.add_key_binding(o.key_oneshot, "display_stats", print_stats, {repeatable=true})
if pcall(function() timer:is_enabled() end) then
mp.add_key_binding(o.key_toggle, "display_stats_toggle", toggle_stats, {repeatable=false})
else
local txt = "Please upgrade mpv to toggle stats"
mp.add_key_binding(o.key_toggle, "display_stats_toggle",
function() print(txt) ; mp.osd_message(txt) end, {repeatable=false})
end
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