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-rw-r--r--player/lua/stats.lua1417
1 files changed, 1417 insertions, 0 deletions
diff --git a/player/lua/stats.lua b/player/lua/stats.lua
new file mode 100644
index 0000000..16e8b68
--- /dev/null
+++ b/player/lua/stats.lua
@@ -0,0 +1,1417 @@
+-- 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_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 = "Read-ahead:", 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