mpv/player/lua/stats.lua

1420 lines
51 KiB
Lua

-- Display some stats.
--
-- Please consult the readme for information about usage and configuration:
-- https://github.com/Argon-/mpv-stats
--
-- Please note: not every property is always available and therefore not always
-- visible.
local mp = require 'mp'
local options = require 'mp.options'
local utils = require 'mp.utils'
-- Options
local o = {
-- Default key bindings
key_page_1 = "1",
key_page_2 = "2",
key_page_3 = "3",
key_page_4 = "4",
key_page_0 = "0",
-- For pages which support scrolling
key_scroll_up = "UP",
key_scroll_down = "DOWN",
scroll_lines = 1,
duration = 4,
redraw_delay = 1, -- acts as duration in the toggling case
ass_formatting = true,
persistent_overlay = false, -- whether the stats can be overwritten by other output
print_perfdata_passes = false, -- when true, print the full information about all passes
filter_params_max_length = 100, -- a filter list longer than this many characters will be shown one filter per line instead
show_frame_info = false, -- whether to show the current frame info
debug = false,
-- Graph options and style
plot_perfdata = true,
plot_vsync_ratio = true,
plot_vsync_jitter = true,
plot_tonemapping_lut = false,
skip_frames = 5,
global_max = true,
flush_graph_data = true, -- clear data buffers when toggling
plot_bg_border_color = "0000FF",
plot_bg_color = "262626",
plot_color = "FFFFFF",
-- Text style
font = "sans-serif",
font_mono = "monospace", -- monospaced digits are sufficient
font_size = 8,
font_color = "FFFFFF",
border_size = 0.8,
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
ass_nl = "\\N",
ass_indent = "\\h\\h\\h\\h\\h",
ass_prefix_sep = "\\h\\h",
ass_b1 = "{\\b1}",
ass_b0 = "{\\b0}",
ass_it1 = "{\\i1}",
ass_it0 = "{\\i0}",
-- Without ASS
no_ass_nl = "\n",
no_ass_indent = "\t",
no_ass_prefix_sep = " ",
no_ass_b1 = "\027[1m",
no_ass_b0 = "\027[0m",
no_ass_it1 = "\027[3m",
no_ass_it0 = "\027[0m",
bindlist = "no", -- print page 4 to the terminal on startup and quit mpv
}
options.read_options(o)
local format = string.format
local max = math.max
local min = math.min
-- Function used to record performance data
local recorder = nil
-- Timer used for redrawing (toggling) and clearing the screen (oneshot)
local display_timer = nil
-- Timer used to update cache stats.
local cache_recorder_timer = nil
-- Current page and <page key>:<page function> mappings
local curr_page = o.key_page_1
local pages = {}
local scroll_bound = false
local tm_viz_prev = nil
-- Save these sequences locally as we'll need them a lot
local ass_start = mp.get_property_osd("osd-ass-cc/0")
local ass_stop = mp.get_property_osd("osd-ass-cc/1")
-- Ring buffers for the values used to construct a graph.
-- .pos denotes the current position, .len the buffer length
-- .max is the max value in the corresponding buffer
local vsratio_buf, vsjitter_buf
local function init_buffers()
vsratio_buf = {0, pos = 1, len = 50, max = 0}
vsjitter_buf = {0, pos = 1, len = 50, max = 0}
end
local cache_ahead_buf, cache_speed_buf
local perf_buffers = {}
local function graph_add_value(graph, value)
graph.pos = (graph.pos % graph.len) + 1
graph[graph.pos] = value
graph.max = max(graph.max, value)
end
-- "\\<U+2060>" in UTF-8 (U+2060 is WORD-JOINER)
local ESC_BACKSLASH = "\\" .. string.char(0xE2, 0x81, 0xA0)
local function no_ASS(t)
if not o.use_ass then
return t
elseif not o.persistent_overlay then
-- mp.osd_message supports ass-escape using osd-ass-cc/{0|1}
return ass_stop .. t .. ass_start
else
-- mp.set_osd_ass doesn't support ass-escape. roll our own.
-- similar to mpv's sub/osd_libass.c:mangle_ass(...), excluding
-- space after newlines because no_ASS is not used with multi-line.
-- space at the beginning is replaced with "\\h" because it matters
-- at the beginning of a line, and we can't know where our output
-- ends up. no issue if it ends up at the middle of a line.
return tostring(t)
:gsub("\\", ESC_BACKSLASH)
:gsub("{", "\\{")
:gsub("^ ", "\\h")
end
end
local function b(t)
return o.b1 .. t .. o.b0
end
local function it(t)
return o.it1 .. t .. o.it0
end
local function text_style()
if not o.use_ass then
return ""
end
if o.custom_header and o.custom_header ~= "" then
return o.custom_header
else
local has_shadow = mp.get_property('osd-back-color'):sub(2, 3) == '00'
return format("{\\r\\an7\\fs%d\\fn%s\\bord%f\\3c&H%s&" ..
"\\1c&H%s&\\1a&H%s&\\3a&H%s&" ..
(has_shadow and "\\4a&H%s&\\xshad%f\\yshad%f\\4c&H%s&}" or "}"),
o.font_size, o.font, o.border_size,
o.border_color, o.font_color, o.alpha, o.alpha, o.alpha,
o.shadow_x_offset, o.shadow_y_offset, o.shadow_color)
end
end
local function has_vo_window()
return mp.get_property_native("vo-configured") and mp.get_property_native("video-osd")
end
-- Generate a graph from the given values.
-- Returns an ASS formatted vector drawing as string.
--
-- values: Array/table of numbers representing the data. Used like a ring buffer
-- it will get iterated backwards `len` times starting at position `i`.
-- i : Index of the latest data value in `values`.
-- len : The length/amount of numbers in `values`.
-- v_max : The maximum number in `values`. It is used to scale all data
-- values to a range of 0 to `v_max`.
-- v_avg : The average number in `values`. It is used to try and center graphs
-- if possible. May be left as nil
-- scale : A value that will be multiplied with all data values.
-- x_tics: Horizontal width multiplier for the steps
local function generate_graph(values, i, len, v_max, v_avg, scale, x_tics)
-- Check if at least one value exists
if not values[i] then
return ""
end
local x_max = (len - 1) * x_tics
local y_offset = o.border_size
local y_max = o.font_size * 0.66
local x = 0
if v_max > 0 then
-- try and center the graph if possible, but avoid going above `scale`
if v_avg and v_avg > 0 then
scale = min(scale, v_max / (2 * v_avg))
end
scale = scale * y_max / v_max
end -- else if v_max==0 then all values are 0 and scale doesn't matter
local s = {format("m 0 0 n %f %f l ", x, y_max - scale * values[i])}
i = ((i - 2) % len) + 1
for p = 1, len - 1 do
if values[i] then
x = x - x_tics
s[#s+1] = format("%f %f ", x, y_max - scale * values[i])
end
i = ((i - 2) % len) + 1
end
s[#s+1] = format("%f %f %f %f", x, y_max, 0, y_max)
local bg_box = format("{\\bord0.5}{\\3c&H%s&}{\\1c&H%s&}m 0 %f l %f %f %f 0 0 0",
o.plot_bg_border_color, o.plot_bg_color, y_max, x_max, y_max, x_max)
return format("%s{\\r}{\\pbo%f}{\\shad0}{\\alpha&H00}{\\p1}%s{\\p0}{\\bord0}{\\1c&H%s}{\\p1}%s{\\p0}%s",
o.prefix_sep, y_offset, bg_box, o.plot_color, table.concat(s), text_style())
end
local function append(s, str, attr)
if not str then
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)
s[#s+1] = format("%s%s%s%s%s%s", attr.nl, attr.indent,
attr.prefix, attr.prefix_sep, no_ASS(str), attr.suffix)
return true
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 strings.
-- prop : 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).
local function append_property(s, 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
return append(s, ret, attr)
end
local function sorted_keys(t, comp_fn)
local keys = {}
for k,_ in pairs(t) do
keys[#keys+1] = k
end
table.sort(keys, comp_fn)
return keys
end
local function append_perfdata(s, dedicated_page, print_passes)
local vo_p = mp.get_property_native("vo-passes")
if not vo_p then
return
end
local ds = mp.get_property_bool("display-sync-active", false)
local target_fps = ds and mp.get_property_number("display-fps", 0)
or mp.get_property_number("container-fps", 0)
if target_fps > 0 then target_fps = 1 / target_fps * 1e9 end
-- Sums of all last/avg/peak values
local last_s, avg_s, peak_s = {}, {}, {}
for frame, data in pairs(vo_p) do
last_s[frame], avg_s[frame], peak_s[frame] = 0, 0, 0
for _, pass in ipairs(data) do
last_s[frame] = last_s[frame] + pass["last"]
avg_s[frame] = avg_s[frame] + pass["avg"]
peak_s[frame] = peak_s[frame] + pass["peak"]
end
end
-- Pretty print measured time
local function pp(i)
-- rescale to microseconds for a saner display
return format("%5d", i / 1000)
end
-- Format n/m with a font weight based on the ratio
local function p(n, m)
local i = 0
if m > 0 then
i = tonumber(n) / m
end
-- Calculate font weight. 100 is minimum, 400 is normal, 700 bold, 900 is max
local w = (700 * math.sqrt(i)) + 200
return format("{\\b%d}%2d%%{\\b0}", w, i * 100)
end
-- ensure that the fixed title is one element and every scrollable line is
-- also one single element.
s[#s+1] = format("%s%s%s%s{\\fs%s}%s%s{\\fs%s}",
dedicated_page and "" or o.nl, dedicated_page and "" or o.indent,
b("Frame Timings:"), o.prefix_sep, o.font_size * 0.66,
"(last/average/peak μs)",
dedicated_page and " (hint: scroll with ↑↓)" or "", o.font_size)
for _,frame in ipairs(sorted_keys(vo_p)) do -- ensure fixed display order
local data = vo_p[frame]
local f = "%s%s%s{\\fn%s}%s / %s / %s %s%s{\\fn%s}%s%s%s"
if print_passes then
s[#s+1] = format("%s%s%s:", o.nl, o.indent,
b(frame:gsub("^%l", string.upper)))
for _, pass in ipairs(data) do
s[#s+1] = format(f, o.nl, o.indent, o.indent,
o.font_mono, pp(pass["last"]),
pp(pass["avg"]), pp(pass["peak"]),
o.prefix_sep .. "\\h\\h", p(pass["last"], last_s[frame]),
o.font, o.prefix_sep, o.prefix_sep, pass["desc"])
if o.plot_perfdata and o.use_ass then
-- use the same line that was already started for this iteration
s[#s] = s[#s] ..
generate_graph(pass["samples"], pass["count"],
pass["count"], pass["peak"],
pass["avg"], 0.9, 0.25)
end
end
-- Print sum of timing values as "Total"
s[#s+1] = format(f, o.nl, o.indent, o.indent,
o.font_mono, pp(last_s[frame]),
pp(avg_s[frame]), pp(peak_s[frame]),
o.prefix_sep, b("Total"), o.font, "", "", "")
else
-- for the simplified view, we just print the sum of each pass
s[#s+1] = format(f, o.nl, o.indent, o.indent, o.font_mono,
pp(last_s[frame]), pp(avg_s[frame]), pp(peak_s[frame]),
"", "", o.font, o.prefix_sep, o.prefix_sep,
frame:gsub("^%l", string.upper))
end
end
end
local function ellipsis(s, maxlen)
if not maxlen or s:len() <= maxlen then return s end
return s:sub(1, maxlen - 3) .. "..."
end
-- command prefix tokens to strip - includes generic property commands
local cmd_prefixes = {
osd_auto=1, no_osd=1, osd_bar=1, osd_msg=1, osd_msg_bar=1, raw=1, sync=1,
async=1, expand_properties=1, repeatable=1, set=1, add=1, multiply=1,
toggle=1, cycle=1, cycle_values=1, ["!reverse"]=1, change_list=1,
}
-- commands/writable-properties prefix sub-words (followed by -) to strip
local name_prefixes = {
define=1, delete=1, enable=1, disable=1, dump=1, write=1, drop=1, revert=1,
ab=1, hr=1, secondary=1, current=1,
}
-- extract a command "subject" from a command string, by removing all
-- generic prefix tokens and then returning the first interesting sub-word
-- of the next token. For target-script name we also check another token.
-- The tokenizer works fine for things we care about - valid mpv commands,
-- properties and script names, possibly quoted, white-space[s]-separated.
-- It's decent in practice, and worst case is "incorrect" subject.
local function cmd_subject(cmd)
cmd = cmd:gsub(";.*", ""):gsub("%-", "_") -- only first cmd, s/-/_/
local TOKEN = '^%s*["\']?([%w_!]*)' -- captures+ends before (maybe) final "
local tok, sname, subw
repeat tok, cmd = cmd:match(TOKEN .. '["\']?(.*)')
until not cmd_prefixes[tok]
-- tok is the 1st non-generic command/property name token, cmd is the rest
sname = tok == "script_message_to" and cmd:match(TOKEN)
or tok == "script_binding" and cmd:match(TOKEN .. "/")
if sname and sname ~= "" then
return "script: " .. sname
end
-- return the first sub-word of tok which is not a useless prefix
repeat subw, tok = tok:match("([^_]*)_?(.*)")
until tok == "" or not name_prefixes[subw]
return subw:len() > 1 and subw or "[unknown]"
end
-- key names are valid UTF-8, ascii7 except maybe the last/only codepoint.
-- we count codepoints and ignore wcwidth. no need for grapheme clusters.
-- our error for alignment is at most one cell (if last CP is double-width).
-- (if k was valid but arbitrary: we'd count all bytes <0x80 or >=0xc0)
local function keyname_cells(k)
local klen = k:len()
if klen > 1 and k:byte(klen) >= 0x80 then -- last/only CP is not ascii7
repeat klen = klen-1
until klen == 1 or k:byte(klen) >= 0xc0 -- last CP begins at klen
end
return klen
end
local function get_kbinfo_lines(width)
-- active keys: only highest priority of each key, and not our (stats) keys
local bindings = mp.get_property_native("input-bindings", {})
local active = {} -- map: key-name -> bind-info
for _, bind in pairs(bindings) do
if bind.priority >= 0 and (
not active[bind.key] or
(active[bind.key].is_weak and not bind.is_weak) or
(bind.is_weak == active[bind.key].is_weak and
bind.priority > active[bind.key].priority)
) and not bind.cmd:find("script-binding stats/__forced_", 1, true)
then
active[bind.key] = bind
end
end
-- make an array, find max key len, add sort keys (.subject/.mods[_count])
local ordered = {}
local kspaces = "" -- as many spaces as the longest key name
for _, bind in pairs(active) do
bind.subject = cmd_subject(bind.cmd)
if bind.subject ~= "ignore" then
ordered[#ordered+1] = bind
_,_, bind.mods = bind.key:find("(.*)%+.")
_, bind.mods_count = bind.key:gsub("%+.", "")
if bind.key:len() > kspaces:len() then
kspaces = string.rep(" ", bind.key:len())
end
end
end
local function align_right(key)
return kspaces:sub(keyname_cells(key)) .. key
end
-- sort by: subject, mod(ifier)s count, mods, key-len, lowercase-key, key
table.sort(ordered, function(a, b)
if a.subject ~= b.subject then
return a.subject < b.subject
elseif a.mods_count ~= b.mods_count then
return a.mods_count < b.mods_count
elseif a.mods ~= b.mods then
return a.mods < b.mods
elseif a.key:len() ~= b.key:len() then
return a.key:len() < b.key:len()
elseif a.key:lower() ~= b.key:lower() then
return a.key:lower() < b.key:lower()
else
return a.key > b.key -- only case differs, lowercase first
end
end)
-- key/subject pre/post formatting for terminal/ass.
-- key/subject alignment uses spaces (with mono font if ass)
-- word-wrapping is disabled for ass, or cut at 79 for the terminal
local LTR = string.char(0xE2, 0x80, 0x8E) -- U+200E Left To Right mark
local term = not o.use_ass
local kpre = term and "" or format("{\\q2\\fn%s}%s", o.font_mono, LTR)
local kpost = term and " " or format(" {\\fn%s}", o.font)
local spre = term and kspaces .. " "
or format("{\\q2\\fn%s}%s {\\fn%s}{\\fs%d\\u1}",
o.font_mono, kspaces, o.font, 1.3*o.font_size)
local spost = term and "" or format("{\\u0\\fs%d}", o.font_size)
local _, itabs = o.indent:gsub("\t", "")
local cutoff = term and (width or 79) - o.indent:len() - itabs * 7 - spre:len()
-- create the display lines
local info_lines = {}
local subject = nil
for _, bind in ipairs(ordered) do
if bind.subject ~= subject then -- new subject (title)
subject = bind.subject
append(info_lines, "", {})
append(info_lines, "", { prefix = spre .. subject .. spost })
end
if bind.comment then
bind.cmd = bind.cmd .. " # " .. bind.comment
end
append(info_lines, ellipsis(bind.cmd, cutoff),
{ prefix = kpre .. no_ASS(align_right(bind.key)) .. kpost })
end
return info_lines
end
local function append_general_perfdata(s, offset)
local perf_info = mp.get_property_native("perf-info") or {}
local count = 0
for _, data in ipairs(perf_info) do
count = count + 1
end
offset = max(1, min((offset or 1), count))
local i = 0
for _, data in ipairs(perf_info) do
i = i + 1
if i >= offset then
append(s, data.text or data.value, {prefix="["..tostring(i).."] "..data.name..":"})
if o.plot_perfdata and o.use_ass and data.value then
buf = perf_buffers[data.name]
if not buf then
buf = {0, pos = 1, len = 50, max = 0}
perf_buffers[data.name] = buf
end
graph_add_value(buf, data.value)
s[#s+1] = generate_graph(buf, buf.pos, buf.len, buf.max, nil, 0.8, 1)
end
end
end
return offset
end
local function append_display_sync(s)
if not mp.get_property_bool("display-sync-active", false) then
return
end
local vspeed = append_property(s, "video-speed-correction", {prefix="DS:"})
if vspeed then
append_property(s, "audio-speed-correction",
{prefix="/", nl="", indent=" ", prefix_sep=" ", no_prefix_markup=true})
else
append_property(s, "audio-speed-correction",
{prefix="DS:" .. o.prefix_sep .. " - / ", prefix_sep=""})
end
append_property(s, "mistimed-frame-count", {prefix="Mistimed:", nl="",
indent=o.prefix_sep .. o.prefix_sep})
append_property(s, "vo-delayed-frame-count", {prefix="Delayed:", nl="",
indent=o.prefix_sep .. o.prefix_sep})
-- As we need to plot some graphs we print jitter and ratio on their own lines
if not display_timer.oneshot and (o.plot_vsync_ratio or o.plot_vsync_jitter) and o.use_ass then
local ratio_graph = ""
local jitter_graph = ""
if o.plot_vsync_ratio then
ratio_graph = generate_graph(vsratio_buf, vsratio_buf.pos, vsratio_buf.len, vsratio_buf.max, nil, 0.8, 1)
end
if o.plot_vsync_jitter then
jitter_graph = generate_graph(vsjitter_buf, vsjitter_buf.pos, vsjitter_buf.len, vsjitter_buf.max, nil, 0.8, 1)
end
append_property(s, "vsync-ratio", {prefix="VSync Ratio:", suffix=o.prefix_sep .. ratio_graph})
append_property(s, "vsync-jitter", {prefix="VSync Jitter:", suffix=o.prefix_sep .. jitter_graph})
else
-- Since no graph is needed we can print ratio/jitter on the same line and save some space
local vr = append_property(s, "vsync-ratio", {prefix="VSync Ratio:"})
append_property(s, "vsync-jitter", {prefix="VSync Jitter:",
nl=vr and "" or o.nl,
indent=vr and o.prefix_sep .. o.prefix_sep})
end
end
local function append_filters(s, prop, prefix)
local length = 0
local filters = {}
for _,f in ipairs(mp.get_property_native(prop, {})) do
local n = f.name
if f.enabled ~= nil and not f.enabled then
n = n .. " (disabled)"
end
if f.label ~= nil then
n = "@" .. f.label .. ": " .. n
end
local p = {}
for _,key in ipairs(sorted_keys(f.params)) do
p[#p+1] = key .. "=" .. f.params[key]
end
if #p > 0 then
p = " [" .. table.concat(p, " ") .. "]"
else
p = ""
end
length = length + n:len() + p:len()
filters[#filters+1] = no_ASS(n) .. it(no_ASS(p))
end
if #filters > 0 then
local ret
if length < o.filter_params_max_length then
ret = table.concat(filters, ", ")
else
local sep = o.nl .. o.indent .. o.indent
ret = sep .. table.concat(filters, sep)
end
s[#s+1] = o.nl .. o.indent .. b(prefix) .. o.prefix_sep .. ret
end
end
local function add_header(s)
s[#s+1] = text_style()
end
local function add_file(s)
append(s, "", {prefix="File:", nl="", indent=""})
append_property(s, "filename", {prefix_sep="", nl="", indent=""})
if not (mp.get_property_osd("filename") == mp.get_property_osd("media-title")) then
append_property(s, "media-title", {prefix="Title:"})
end
local editions = mp.get_property_number("editions")
local edition = mp.get_property_number("current-edition")
local ed_cond = (edition and editions > 1)
if ed_cond then
append_property(s, "edition-list/" .. tostring(edition) .. "/title",
{prefix="Edition:"})
append_property(s, "edition-list/count",
{prefix="(" .. tostring(edition + 1) .. "/", suffix=")", nl="",
indent=" ", prefix_sep=" ", no_prefix_markup=true})
end
local ch_index = mp.get_property_number("chapter")
if ch_index and ch_index >= 0 then
append_property(s, "chapter-list/" .. tostring(ch_index) .. "/title", {prefix="Chapter:",
nl=ed_cond and "" or o.nl})
append_property(s, "chapter-list/count",
{prefix="(" .. tostring(ch_index + 1) .. " /", suffix=")", nl="",
indent=" ", prefix_sep=" ", no_prefix_markup=true})
end
local fs = append_property(s, "file-size", {prefix="Size:"})
append_property(s, "file-format", {prefix="Format/Protocol:",
nl=fs and "" or o.nl,
indent=fs and o.prefix_sep .. o.prefix_sep})
local demuxer_cache = mp.get_property_native("demuxer-cache-state", {})
if demuxer_cache["fw-bytes"] then
demuxer_cache = demuxer_cache["fw-bytes"] -- returns bytes
else
demuxer_cache = 0
end
local demuxer_secs = mp.get_property_number("demuxer-cache-duration", 0)
if demuxer_cache + demuxer_secs > 0 then
append(s, utils.format_bytes_humanized(demuxer_cache), {prefix="Total Cache:"})
append(s, format("%.1f", demuxer_secs), {prefix="(", suffix=" sec)", nl="",
no_prefix_markup=true, prefix_sep="", indent=o.prefix_sep})
end
end
local function crop_noop(w, h, r)
return r["crop-x"] == 0 and r["crop-y"] == 0 and
r["crop-w"] == w and r["crop-h"] == h
end
local function crop_equal(r, ro)
return r["crop-x"] == ro["crop-x"] and r["crop-y"] == ro["crop-y"] and
r["crop-w"] == ro["crop-w"] and r["crop-h"] == ro["crop-h"]
end
local function append_resolution(s, r, prefix, w_prop, h_prop, video_res)
if not r then
return
end
w_prop = w_prop or "w"
h_prop = h_prop or "h"
if append(s, r[w_prop], {prefix=prefix}) then
append(s, r[h_prop], {prefix="x", nl="", indent=" ", prefix_sep=" ",
no_prefix_markup=true})
if r["aspect"] ~= nil and not video_res then
append(s, format("%.2f:1", r["aspect"]), {prefix="", nl="", indent="",
no_prefix_markup=true})
append(s, r["aspect-name"], {prefix="(", suffix=")", nl="", indent=" ",
prefix_sep="", no_prefix_markup=true})
end
if r["sar"] ~= nil and video_res then
append(s, format("%.2f:1", r["sar"]), {prefix="", nl="", indent="",
no_prefix_markup=true})
append(s, r["sar-name"], {prefix="(", suffix=")", nl="", indent=" ",
prefix_sep="", no_prefix_markup=true})
end
if r["s"] then
append(s, format("%.2f", r["s"]), {prefix="(", suffix="x)", nl="",
indent=o.prefix_sep, prefix_sep="",
no_prefix_markup=true})
end
-- We can skip crop if it is the same as video decoded resolution
if r["crop-w"] and (not video_res or
not crop_noop(r[w_prop], r[h_prop], r)) then
append(s, format("[x: %d, y: %d, w: %d, h: %d]",
r["crop-x"], r["crop-y"], r["crop-w"], r["crop-h"]),
{prefix="", nl="", indent="", no_prefix_markup=true})
end
end
end
local function pq_eotf(x)
if not x then
return x;
end
local PQ_M1 = 2610.0 / 4096 * 1.0 / 4
local PQ_M2 = 2523.0 / 4096 * 128
local PQ_C1 = 3424.0 / 4096
local PQ_C2 = 2413.0 / 4096 * 32
local PQ_C3 = 2392.0 / 4096 * 32
x = x ^ (1.0 / PQ_M2)
x = max(x - PQ_C1, 0.0) / (PQ_C2 - PQ_C3 * x)
x = x ^ (1.0 / PQ_M1)
x = x * 10000.0
return x
end
local function append_hdr(s, hdr, video_out)
if not hdr then
return
end
local function should_show(val)
return val and val ~= 203 and val > 0
end
-- If we are printing video out parameters it is just display, not mastering
local display_prefix = video_out and "Display:" or "Mastering display:"
local indent = ""
if should_show(hdr["max-cll"]) or should_show(hdr["max-luma"]) then
append(s, "", {prefix="HDR10:"})
if hdr["min-luma"] and should_show(hdr["max-luma"]) then
-- libplacebo uses close to zero values as "defined zero"
hdr["min-luma"] = hdr["min-luma"] <= 1e-6 and 0 or hdr["min-luma"]
append(s, format("%.2g / %.0f", hdr["min-luma"], hdr["max-luma"]),
{prefix=display_prefix, suffix=" cd/m²", nl="", indent=indent})
indent = o.prefix_sep .. o.prefix_sep
end
if should_show(hdr["max-cll"]) then
append(s, hdr["max-cll"], {prefix="MaxCLL:", suffix=" cd/m²", nl="",
indent=indent})
indent = o.prefix_sep .. o.prefix_sep
end
if hdr["max-fall"] and hdr["max-fall"] > 0 then
append(s, hdr["max-fall"], {prefix="MaxFALL:", suffix=" cd/m²", nl="",
indent=indent})
end
end
indent = o.prefix_sep .. o.prefix_sep
if hdr["scene-max-r"] or hdr["scene-max-g"] or
hdr["scene-max-b"] or hdr["scene-avg"] then
append(s, "", {prefix="HDR10+:"})
append(s, format("%.1f / %.1f / %.1f", hdr["scene-max-r"] or 0,
hdr["scene-max-g"] or 0, hdr["scene-max-b"] or 0),
{prefix="MaxRGB:", suffix=" cd/m²", nl="", indent=""})
append(s, format("%.1f", hdr["scene-avg"] or 0),
{prefix="Avg:", suffix=" cd/m²", nl="", indent=indent})
end
if hdr["max-pq-y"] and hdr["avg-pq-y"] then
append(s, "", {prefix="PQ(Y):"})
append(s, format("%.2f cd/m² (%.2f%% PQ)", pq_eotf(hdr["max-pq-y"]),
hdr["max-pq-y"] * 100), {prefix="Max:", nl="",
indent=""})
append(s, format("%.2f cd/m² (%.2f%% PQ)", pq_eotf(hdr["avg-pq-y"]),
hdr["avg-pq-y"] * 100), {prefix="Avg:", nl="",
indent=indent})
end
end
local function append_img_params(s, r, ro)
if not r then
return
end
append_resolution(s, r, "Resolution:", "w", "h", true)
if ro and (r["w"] ~= ro["dw"] or r["h"] ~= ro["dh"]) then
if ro["crop-w"] and (crop_noop(r["w"], r["h"], ro) or crop_equal(r, ro)) then
ro["crop-w"] = nil
end
append_resolution(s, ro, "Output Resolution:", "dw", "dh")
end
local indent = o.prefix_sep .. o.prefix_sep
local pixel_format = r["hw-pixelformat"] or r["pixelformat"]
append(s, pixel_format, {prefix="Format:"})
append(s, r["colorlevels"], {prefix="Levels:", nl="", indent=indent})
if r["chroma-location"] and r["chroma-location"] ~= "unknown" then
append(s, r["chroma-location"], {prefix="Chroma Loc:", nl="", indent=indent})
end
-- Group these together to save vertical space
append(s, r["colormatrix"], {prefix="Colormatrix:"})
append(s, r["primaries"], {prefix="Primaries:", nl="", indent=indent})
append(s, r["gamma"], {prefix="Transfer:", nl="", indent=indent})
end
local function append_fps(s, prop, eprop)
local fps = mp.get_property_osd(prop)
local efps = mp.get_property_osd(eprop)
local single = fps ~= "" and efps ~= "" and fps == efps
local unit = prop == "display-fps" and " Hz" or " fps"
local suffix = single and "" or " (specified)"
local esuffix = single and "" or " (estimated)"
local prefix = prop == "display-fps" and "Refresh Rate:" or "Frame Rate:"
local nl = o.nl
local indent = o.indent
if fps ~= "" and append(s, fps, {prefix=prefix, suffix=unit .. suffix}) then
prefix = ""
nl = ""
indent = ""
end
if not single and efps ~= "" then
append(s, efps,
{prefix=prefix, suffix=unit .. esuffix, nl=nl, indent=indent})
end
end
local function add_video_out(s)
local vo = mp.get_property_native("current-vo")
if not vo then
return
end
append(s, "", {prefix=o.nl .. o.nl .. "Display:", nl="", indent=""})
append(s, vo, {prefix_sep="", nl="", indent=""})
append_property(s, "display-names", {prefix_sep="", prefix="(", suffix=")",
no_prefix_markup=true, nl="", indent=" "})
append(s, mp.get_property_native("current-gpu-context"),
{prefix="Context:", nl="", indent=o.prefix_sep .. o.prefix_sep})
append_property(s, "avsync", {prefix="A-V:"})
append_fps(s, "display-fps", "estimated-display-fps")
if append_property(s, "decoder-frame-drop-count",
{prefix="Dropped Frames:", suffix=" (decoder)"}) then
append_property(s, "frame-drop-count", {suffix=" (output)", nl="", indent=""})
end
append_display_sync(s)
append_perfdata(s, false, o.print_perfdata_passes)
if mp.get_property_native("deinterlace") then
append_property(s, "deinterlace", {prefix="Deinterlacing:"})
end
local scale = nil
if not mp.get_property_native("fullscreen") then
scale = mp.get_property_native("current-window-scale")
end
local r = mp.get_property_native("video-target-params")
if not r then
local osd_dims = mp.get_property_native("osd-dimensions")
local scaled_width = osd_dims["w"] - osd_dims["ml"] - osd_dims["mr"]
local scaled_height = osd_dims["h"] - osd_dims["mt"] - osd_dims["mb"]
append_resolution(s, {w=scaled_width, h=scaled_height, s=scale},
"Resolution:")
return
end
-- Add window scale
r["s"] = scale
append_img_params(s, r)
append_hdr(s, r, true)
end
local function add_video(s)
local r = mp.get_property_native("video-params")
local ro = mp.get_property_native("video-out-params")
-- in case of e.g. lavfi-complex there can be no input video, only output
if not r then
r = ro
end
if not r then
return
end
local osd_dims = mp.get_property_native("osd-dimensions")
local scaled_width = osd_dims["w"] - osd_dims["ml"] - osd_dims["mr"]
local scaled_height = osd_dims["h"] - osd_dims["mt"] - osd_dims["mb"]
append(s, "", {prefix=o.nl .. o.nl .. "Video:", nl="", indent=""})
if append_property(s, "video-codec", {prefix_sep="", nl="", indent=""}) then
append_property(s, "hwdec-current", {prefix="HW:", nl="",
indent=o.prefix_sep .. o.prefix_sep,
no_prefix_markup=false, suffix=""}, {no=true, [""]=true})
end
local has_prefix = false
if o.show_frame_info then
if append_property(s, "estimated-frame-number", {prefix="Frame:"}) then
append_property(s, "estimated-frame-count", {indent=" / ", nl="",
prefix_sep=""})
has_prefix = true
end
local frame_info = mp.get_property_native("video-frame-info")
if frame_info and frame_info["picture-type"] then
local attrs = has_prefix and {prefix="(", suffix=")", indent=" ", nl="",
prefix_sep="", no_prefix_markup=true}
or {prefix="Picture Type:"}
append(s, frame_info["picture-type"], attrs)
has_prefix = true
end
if frame_info and frame_info["interlaced"] then
local attrs = has_prefix and {indent=" ", nl="", prefix_sep=""}
or {prefix="Picture Type:"}
append(s, "Interlaced", attrs)
end
end
if mp.get_property_native("current-tracks/video/image") == false then
append_fps(s, "container-fps", "estimated-vf-fps")
end
append_img_params(s, r, ro)
append_hdr(s, ro)
append_property(s, "packet-video-bitrate", {prefix="Bitrate:", suffix=" kbps"})
append_filters(s, "vf", "Filters:")
end
local function add_audio(s)
local r = mp.get_property_native("audio-params")
-- in case of e.g. lavfi-complex there can be no input audio, only output
if not r then
r = mp.get_property_native("audio-out-params")
end
if not r then
return
end
append(s, "", {prefix=o.nl .. o.nl .. "Audio:", nl="", indent=""})
append_property(s, "audio-codec", {prefix_sep="", nl="", indent=""})
local cc = append(s, r["channel-count"], {prefix="Channels:"})
append(s, r["format"], {prefix="Format:", nl=cc and "" or o.nl,
indent=cc and o.prefix_sep .. o.prefix_sep})
append(s, r["samplerate"], {prefix="Sample Rate:", suffix=" Hz"})
append_property(s, "packet-audio-bitrate", {prefix="Bitrate:", suffix=" kbps"})
append_filters(s, "af", "Filters:")
end
-- Determine whether ASS formatting shall/can be used and set formatting sequences
local function eval_ass_formatting()
o.use_ass = o.ass_formatting and has_vo_window()
if o.use_ass then
o.nl = o.ass_nl
o.indent = o.ass_indent
o.prefix_sep = o.ass_prefix_sep
o.b1 = o.ass_b1
o.b0 = o.ass_b0
o.it1 = o.ass_it1
o.it0 = o.ass_it0
else
o.nl = o.no_ass_nl
o.indent = o.no_ass_indent
o.prefix_sep = o.no_ass_prefix_sep
o.b1 = o.no_ass_b1
o.b0 = o.no_ass_b0
o.it1 = o.no_ass_it1
o.it0 = o.no_ass_it0
end
end
-- Returns an ASS string with "normal" stats
local function default_stats()
local stats = {}
eval_ass_formatting()
add_header(stats)
add_file(stats)
add_video_out(stats)
add_video(stats)
add_audio(stats)
return table.concat(stats)
end
local function scroll_vo_stats(stats, fixed_items, offset)
local ret = {}
local count = #stats - fixed_items
offset = max(1, min((offset or 1), count))
for i, line in pairs(stats) do
if i <= fixed_items or i >= fixed_items + offset then
ret[#ret+1] = stats[i]
end
end
return ret, offset
end
-- Returns an ASS string with extended VO stats
local function vo_stats()
local stats = {}
eval_ass_formatting()
add_header(stats)
-- first line (title) added next is considered fixed
local fixed_items = #stats + 1
append_perfdata(stats, true, true)
local page = pages[o.key_page_2]
stats, page.offset = scroll_vo_stats(stats, fixed_items, page.offset)
return table.concat(stats)
end
local kbinfo_lines = nil
local function keybinding_info(after_scroll)
local header = {}
local page = pages[o.key_page_4]
eval_ass_formatting()
add_header(header)
append(header, "", {prefix=format("%s: {\\fs%s}%s{\\fs%s}", page.desc,
o.font_size * 0.66, "(hint: scroll with ↑↓)", o.font_size), nl="",
indent=""})
if not kbinfo_lines or not after_scroll then
kbinfo_lines = get_kbinfo_lines()
end
-- up to 20 lines for the terminal - so that mpv can also print
-- the status line without scrolling, and up to 40 lines for libass
-- because it can put a big performance toll on libass to process
-- many lines which end up outside (below) the screen.
local term = not o.use_ass
local nlines = #kbinfo_lines
page.offset = max(1, min((page.offset or 1), term and nlines - 20 or nlines))
local maxline = min(nlines, page.offset + (term and 20 or 40))
return table.concat(header) ..
table.concat(kbinfo_lines, "", page.offset, maxline)
end
local function perf_stats()
local stats = {}
eval_ass_formatting()
add_header(stats)
local page = pages[o.key_page_0]
append(stats, "", {prefix=page.desc .. ":", nl="", indent=""})
page.offset = append_general_perfdata(stats, page.offset)
return table.concat(stats)
end
local function opt_time(t)
if type(t) == type(1.1) then
return mp.format_time(t)
end
return "?"
end
-- Returns an ASS string with stats about the demuxer cache etc.
local function cache_stats()
local stats = {}
eval_ass_formatting()
add_header(stats)
append(stats, "", {prefix="Cache Info:", nl="", indent=""})
local info = mp.get_property_native("demuxer-cache-state")
if info == nil then
append(stats, "Unavailable.", {})
return table.concat(stats)
end
local a = info["reader-pts"]
local b = info["cache-end"]
append(stats, opt_time(a) .. " - " .. opt_time(b), {prefix = "Packet Queue:"})
local r = nil
if a ~= nil and b ~= nil then
r = b - a
end
local r_graph = nil
if not display_timer.oneshot and o.use_ass then
r_graph = generate_graph(cache_ahead_buf, cache_ahead_buf.pos,
cache_ahead_buf.len, cache_ahead_buf.max,
nil, 0.8, 1)
r_graph = o.prefix_sep .. r_graph
end
append(stats, opt_time(r), {prefix = "Readahead:", suffix = r_graph})
-- These states are not necessarily exclusive. They're about potentially
-- separate mechanisms, whose states may be decoupled.
local state = "reading"
local seek_ts = info["debug-seeking"]
if seek_ts ~= nil then
state = "seeking (to " .. mp.format_time(seek_ts) .. ")"
elseif info["eof"] == true then
state = "eof"
elseif info["underrun"] then
state = "underrun"
elseif info["idle"] == true then
state = "inactive"
end
append(stats, state, {prefix = "State:"})
local speed = info["raw-input-rate"] or 0
local speed_graph = nil
if not display_timer.oneshot and o.use_ass then
speed_graph = generate_graph(cache_speed_buf, cache_speed_buf.pos,
cache_speed_buf.len, cache_speed_buf.max,
nil, 0.8, 1)
speed_graph = o.prefix_sep .. speed_graph
end
append(stats, utils.format_bytes_humanized(speed) .. "/s", {prefix="Speed:",
suffix=speed_graph})
append(stats, utils.format_bytes_humanized(info["total-bytes"]),
{prefix = "Total RAM:"})
append(stats, utils.format_bytes_humanized(info["fw-bytes"]),
{prefix = "Forward RAM:"})
local fc = info["file-cache-bytes"]
if fc ~= nil then
fc = utils.format_bytes_humanized(fc)
else
fc = "(disabled)"
end
append(stats, fc, {prefix = "Disk Cache:"})
append(stats, info["debug-low-level-seeks"], {prefix = "Media Seeks:"})
append(stats, info["debug-byte-level-seeks"], {prefix = "Stream Seeks:"})
append(stats, "", {prefix=o.nl .. o.nl .. "Ranges:", nl="", indent=""})
append(stats, info["bof-cached"] and "yes" or "no",
{prefix = "Start Cached:"})
append(stats, info["eof-cached"] and "yes" or "no",
{prefix = "End Cached:"})
local ranges = info["seekable-ranges"] or {}
for n, r in ipairs(ranges) do
append(stats, mp.format_time(r["start"]) .. " - " ..
mp.format_time(r["end"]),
{prefix = format("Range %s:", n)})
end
return table.concat(stats)
end
-- Record 1 sample of cache statistics.
-- (Unlike record_data(), this does not return a function, but runs directly.)
local function record_cache_stats()
local info = mp.get_property_native("demuxer-cache-state")
if info == nil then
return
end
local a = info["reader-pts"]
local b = info["cache-end"]
if a ~= nil and b ~= nil then
graph_add_value(cache_ahead_buf, b - a)
end
graph_add_value(cache_speed_buf, info["raw-input-rate"] or 0)
end
cache_recorder_timer = mp.add_periodic_timer(0.25, record_cache_stats)
cache_recorder_timer:kill()
-- Current page and <page key>:<page function> mapping
curr_page = o.key_page_1
pages = {
[o.key_page_1] = { f = default_stats, desc = "Default" },
[o.key_page_2] = { f = vo_stats, desc = "Extended Frame Timings", scroll = true },
[o.key_page_3] = { f = cache_stats, desc = "Cache Statistics" },
[o.key_page_4] = { f = keybinding_info, desc = "Active Key Bindings", scroll = true },
[o.key_page_0] = { f = perf_stats, desc = "Internal Performance Info", scroll = true },
}
-- Returns a function to record vsratio/jitter with the specified `skip` value
local function record_data(skip)
init_buffers()
skip = max(skip, 0)
local i = skip
return function()
if i < skip then
i = i + 1
return
else
i = 0
end
if o.plot_vsync_jitter then
local r = mp.get_property_number("vsync-jitter", nil)
if r then
vsjitter_buf.pos = (vsjitter_buf.pos % vsjitter_buf.len) + 1
vsjitter_buf[vsjitter_buf.pos] = r
vsjitter_buf.max = max(vsjitter_buf.max, r)
end
end
if o.plot_vsync_ratio then
local r = mp.get_property_number("vsync-ratio", nil)
if r then
vsratio_buf.pos = (vsratio_buf.pos % vsratio_buf.len) + 1
vsratio_buf[vsratio_buf.pos] = r
vsratio_buf.max = max(vsratio_buf.max, r)
end
end
end
end
-- Call the function for `page` and print it to OSD
local function print_page(page, after_scroll)
-- the page functions assume we start in ass-enabled mode.
-- that's true for mp.set_osd_ass, but not for mp.osd_message.
local ass_content = pages[page].f(after_scroll)
if o.persistent_overlay then
mp.set_osd_ass(0, 0, ass_content)
else
mp.osd_message((o.use_ass and ass_start or "") .. ass_content,
display_timer.oneshot and o.duration or o.redraw_delay + 1)
end
end
local function clear_screen()
if o.persistent_overlay then mp.set_osd_ass(0, 0, "") else mp.osd_message("", 0) end
end
local function scroll_delta(d)
if display_timer.oneshot then display_timer:kill() ; display_timer:resume() end
pages[curr_page].offset = (pages[curr_page].offset or 1) + d
print_page(curr_page, true)
end
local function scroll_up() scroll_delta(-o.scroll_lines) end
local function scroll_down() scroll_delta(o.scroll_lines) end
local function reset_scroll_offsets()
for _, page in pairs(pages) do
page.offset = nil
end
end
local function bind_scroll()
if not scroll_bound then
mp.add_forced_key_binding(o.key_scroll_up, "__forced_"..o.key_scroll_up, scroll_up, {repeatable=true})
mp.add_forced_key_binding(o.key_scroll_down, "__forced_"..o.key_scroll_down, scroll_down, {repeatable=true})
scroll_bound = true
end
end
local function unbind_scroll()
if scroll_bound then
mp.remove_key_binding("__forced_"..o.key_scroll_up)
mp.remove_key_binding("__forced_"..o.key_scroll_down)
scroll_bound = false
end
end
local function update_scroll_bindings(k)
if pages[k].scroll then
bind_scroll()
else
unbind_scroll()
end
end
-- Add keybindings for every page
local function add_page_bindings()
local function a(k)
return function()
reset_scroll_offsets()
update_scroll_bindings(k)
curr_page = k
print_page(k)
if display_timer.oneshot then display_timer:kill() ; display_timer:resume() end
end
end
for k, _ in pairs(pages) do
mp.add_forced_key_binding(k, "__forced_"..k, a(k), {repeatable=true})
end
update_scroll_bindings(curr_page)
end
-- Remove keybindings for every page
local function remove_page_bindings()
for k, _ in pairs(pages) do
mp.remove_key_binding("__forced_"..k)
end
unbind_scroll()
end
local function process_key_binding(oneshot)
reset_scroll_offsets()
-- Stats are already being displayed
if display_timer:is_enabled() then
-- Previous and current keys were oneshot -> restart timer
if display_timer.oneshot and oneshot then
display_timer:kill()
print_page(curr_page)
display_timer:resume()
-- Previous and current keys were toggling -> end toggling
elseif not display_timer.oneshot and not oneshot then
display_timer:kill()
cache_recorder_timer:stop()
if tm_viz_prev ~= nil then
mp.set_property_native("tone-mapping-visualize", tm_viz_prev)
tm_viz_prev = nil
end
clear_screen()
remove_page_bindings()
if recorder then
mp.unobserve_property(recorder)
recorder = nil
end
end
-- No stats are being displayed yet
else
if not oneshot and (o.plot_vsync_jitter or o.plot_vsync_ratio) then
recorder = record_data(o.skip_frames)
-- Rely on the fact that "vsync-ratio" is updated at the same time.
-- Using "none" to get a sample any time, even if it does not change.
-- Will stop working if "vsync-jitter" property change notification
-- changes, but it's fine for an internal script.
mp.observe_property("vsync-jitter", "none", recorder)
end
if not oneshot and o.plot_tonemapping_lut then
tm_viz_prev = mp.get_property_native("tone-mapping-visualize")
mp.set_property_native("tone-mapping-visualize", true)
end
if not oneshot then
cache_ahead_buf = {0, pos = 1, len = 50, max = 0}
cache_speed_buf = {0, pos = 1, len = 50, max = 0}
cache_recorder_timer:resume()
end
display_timer:kill()
display_timer.oneshot = oneshot
display_timer.timeout = oneshot and o.duration or o.redraw_delay
add_page_bindings()
print_page(curr_page)
display_timer:resume()
end
end
-- Create the timer used for redrawing (toggling) or clearing the screen (oneshot)
-- The duration here is not important and always set in process_key_binding()
display_timer = mp.add_periodic_timer(o.duration,
function()
if display_timer.oneshot then
display_timer:kill() ; clear_screen() ; remove_page_bindings()
else
print_page(curr_page)
end
end)
display_timer:kill()
-- Single invocation key binding
mp.add_key_binding(nil, "display-stats", function() process_key_binding(true) end,
{repeatable=true})
-- Toggling key binding
mp.add_key_binding(nil, "display-stats-toggle", function() process_key_binding(false) end,
{repeatable=false})
-- Single invocation bindings without key, can be used in input.conf to create
-- bindings for a specific page: "e script-binding stats/display-page-2"
for k, _ in pairs(pages) do
mp.add_key_binding(nil, "display-page-" .. k,
function()
curr_page = k
process_key_binding(true)
end, {repeatable=true})
end
-- Reprint stats immediately when VO was reconfigured, only when toggled
mp.register_event("video-reconfig",
function()
if display_timer:is_enabled() then
print_page(curr_page)
end
end)
-- --script-opts=stats-bindlist=[-]{yes|<TERM-WIDTH>}
if o.bindlist ~= "no" then
mp.command("no-osd set really-quiet yes")
if o.bindlist:sub(1, 1) == "-" then
o.bindlist = o.bindlist:sub(2)
o.no_ass_b0 = ""
o.no_ass_b1 = ""
end
local width = max(40, math.floor(tonumber(o.bindlist) or 79))
mp.add_timeout(0, function() -- wait for all other scripts to finish init
o.ass_formatting = false
o.no_ass_indent = " "
eval_ass_formatting()
io.write(pages[o.key_page_4].desc .. ":" ..
table.concat(get_kbinfo_lines(width)) .. "\n")
mp.command("quit")
end)
end