solorice/config/yazi/plugins/mediainfo.yazi/main.lua

407 lines
11 KiB
Lua

--- @since 25.5.31
local skip_labels = {
["Complete name"] = true,
["CompleteName_Last"] = true,
["Unique ID"] = true,
["File size"] = true,
["Format/Info"] = true,
["Codec ID/Info"] = true,
["MD5 of the unencoded content"] = true,
}
local magick_image_mimes = {
avif = true,
hei = true,
heic = true,
heif = true,
["heif-sequence"] = true,
["heic-sequence"] = true,
jxl = true,
xml = true,
["svg+xml"] = true,
}
local seekable_mimes = {
["application/postscript"] = true,
["image/adobe.photoshop"] = true,
}
local M = {}
local suffix = "_mediainfo"
local SHELL = os.getenv("SHELL") or ""
local function is_valid_utf8(str)
return utf8.len(str) ~= nil
end
local function path_quote(path)
if not path or tostring(path) == "" then
return path
end
local result = "'" .. string.gsub(tostring(path), "'", "'\\''") .. "'"
return result
end
local function read_mediainfo_cached_file(file_path)
-- Open the file in read mode
local file = io.open(file_path, "r")
if file then
-- Read the entire file content
local content = file:read("*all")
file:close()
return content
end
end
local set_state = ya.sync(function(state, key, value)
state[key] = value
end)
local get_state = ya.sync(function(state, key)
return state[key]
end)
local force_render = ya.sync(function(_, _)
(ui.render or ya.render)()
end)
local function image_layer_count(job)
local cache = ya.file_cache({ file = job.file, skip = 0 })
if not cache then
return 0
end
local layer_count = get_state("f" .. tostring(cache))
if layer_count then
return layer_count
end
local output, err = Command("identify"):arg({ tostring(job.file.url) }):output()
if err then
return 0
end
layer_count = 0
for line in output.stdout:gmatch("[^\r\n]+") do
if line:match("%S") then
layer_count = layer_count + 1
end
end
set_state("f" .. tostring(cache), layer_count)
return layer_count
end
function M:peek(job)
local start = os.clock()
local cache_img_url_no_skip = ya.file_cache({ file = job.file, skip = 0 })
if not job.mime then
return
end
local is_video = string.find(job.mime, "^video/")
local is_audio = string.find(job.mime, "^audio/")
local is_image = string.find(job.mime, "^image/")
local is_seekable = seekable_mimes[job.mime] or is_video
local cache_img_url = (is_audio or is_image) and cache_img_url_no_skip
if is_seekable then
cache_img_url = ya.file_cache(job)
end
local preload_status, preload_err = self:preload(job)
if not preload_status then
return
end
ya.sleep(math.max(0, rt.preview.image_delay / 1000 + start - os.clock()))
local cache_mediainfo_path = tostring(cache_img_url_no_skip) .. suffix
local output = read_mediainfo_cached_file(cache_mediainfo_path)
local lines = {}
local limit = job.area.h
local last_line = 0
local is_wrap = rt.preview.wrap == "yes"
if output then
local max_width = math.max(1, job.area.w)
if output:match("^Error:") then
job.args.force_reload_mediainfo = true
preload_status, preload_err = self:preload(job)
if not preload_status or preload_err then
return
end
output = read_mediainfo_cached_file(cache_mediainfo_path)
end
for str in output:gsub("\n+$", ""):gmatch("[^\n]*") do
local label, value = str:match("(.*[^ ]) +: (.*)")
local line
if label then
if not skip_labels[label] then
line = ui.Line({
ui.Span(label .. ": "):style(ui.Style():fg("reset"):bold()),
ui.Span(value):style(th.spot.tbl_col or ui.Style():fg("blue")),
})
end
elseif str ~= "General" then
line = ui.Line({ ui.Span(str):style(th.spot.title or ui.Style():fg("green")) })
end
if line then
local line_height = math.max(1, is_wrap and math.ceil(ui.width(line) / max_width) or 1)
if (last_line + line_height) > job.skip then
table.insert(lines, line)
end
if (last_line + line_height) >= job.skip + limit then
last_line = job.skip + limit
break
end
last_line = last_line + line_height
end
end
end
local mediainfo_height = math.min(limit, last_line)
if
(job.skip > 0 and #lines == 0)
and (
not is_seekable
or (is_video and job.skip >= 90)
or (
(job.mime == "image/adobe.photoshop" or job.mime == "application/postscript")
and image_layer_count(job)
< (1 + math.floor(math.max(0, get_state("units") and (job.skip / get_state("units")) or 0)))
)
)
then
ya.emit(
"peek",
{ math.max(0, job.skip - (get_state("units") or limit)), only_if = job.file.url, upper_bound = true }
)
return
end
force_render()
local rendered_img_rect = cache_img_url
and fs.cha(cache_img_url)
and ya.image_show(
cache_img_url,
ui.Rect({
x = job.area.x,
y = job.area.y,
w = job.area.w,
h = mediainfo_height > 0 and math.max(job.area.h - mediainfo_height, job.area.h / 2) or job.area.h,
})
)
or nil
local image_height = rendered_img_rect and rendered_img_rect.h or 0
-- NOTE: Workaround case audio has no cover image. Prevent regenerate preview image
if is_audio and image_height == 1 then
local info = ya.image_info(cache_img_url)
if not info or (info.w == 1 and info.h == 1) then
image_height = 0
end
end
-- NOTE: Workaround case video.lua doesn't doesn't generate preview image because of `skip` overflow video duration
if is_video and not rendered_img_rect then
image_height = math.max(job.area.h - mediainfo_height, 0)
end
-- Handle image preload error
if preload_err then
table.insert(lines, ui.Line(tostring(preload_err)):style(th.spot.title or ui.Style():fg("red")))
end
ya.preview_widget(job, {
ui.Text(lines)
:area(ui.Rect({
x = job.area.x,
y = job.area.y + image_height,
w = job.area.w,
h = job.area.h - image_height,
}))
:wrap(is_wrap and ui.Wrap.YES or ui.Wrap.NO),
})
end
function M:seek(job)
local h = cx.active.current.hovered
if h and h.url == job.file.url then
set_state("units", job.units)
ya.emit("peek", {
math.max(0, cx.active.preview.skip + job.units),
only_if = job.file.url,
})
end
end
function M:preload(job)
local cache_img_url = ya.file_cache({ file = job.file, skip = 0 })
if not cache_img_url then
return true
end
local cache_mediainfo_url = Url(tostring(cache_img_url) .. suffix)
cache_img_url = seekable_mimes[job.mime] and ya.file_cache(job) or cache_img_url
local cache_img_url_cha = cache_img_url and fs.cha(cache_img_url)
local err_msg = ""
local is_valid_utf8_path = is_valid_utf8(tostring(job.file.url))
-- video mimetype
if job.mime then
if string.find(job.mime, "^video/") then
local cache_img_status, video_preload_err = require("video"):preload(job)
if not cache_img_status and video_preload_err then
err_msg = err_msg
.. string.format("Failed to start `%s`, Do you have `%s` installed?\n", "ffmpeg", "ffmpeg")
end
-- audo and image mimetype
elseif cache_img_url and (not cache_img_url_cha or cache_img_url_cha.len <= 0) then
-- audio
if string.find(job.mime, "^audio/") then
local qv = 31 - math.floor(rt.preview.image_quality * 0.3)
local audio_preload_output, audio_preload_err = Command("ffmpeg"):arg({
"-v",
"error",
"-threads",
1,
"-hwaccel",
"auto",
"-skip_frame",
"nokey",
"-an",
"-sn",
"-dn",
"-i",
tostring(job.file.url),
"-vframes",
1,
"-q:v",
qv,
"-vf",
string.format("scale=-1:'min(%d,ih)':flags=fast_bilinear", rt.preview.max_height / 2),
"-f",
"image2",
"-y",
tostring(cache_img_url),
}):output()
-- NOTE: Some audio types doesn't have cover image -> error ""
if (audio_preload_output.stderr ~= nil and audio_preload_output.stderr ~= "") or audio_preload_err then
err_msg = err_msg
.. string.format("Failed to start `%s`, Do you have `%s` installed?\n", "ffmpeg", "ffmpeg")
else
cache_img_url_cha = fs.cha(cache_img_url)
if not cache_img_url_cha then
-- NOTE: Workaround case audio has no cover image. Prevent regenerate preview image
audio_preload_output, audio_preload_err = require("magick")
.with_limit()
:arg({
"-size",
"1x1",
"canvas:none",
string.format("PNG32:%s", cache_img_url),
})
:output()
if
(audio_preload_output.stderr ~= nil and audio_preload_output.stderr ~= "")
or audio_preload_err
then
err_msg = err_msg
.. string.format(
"Failed to start `%s`, Do you have `%s` installed?\n",
"magick",
"magick"
)
end
end
end
-- image
elseif string.find(job.mime, "^image/") or job.mime == "application/postscript" then
local svg_plugin_ok, svg_plugin = pcall(require, "svg")
local _, magick_plugin = pcall(require, "magick")
local mime = job.mime:match(".*/(.*)$")
local image_plugin = magick_image_mimes[mime]
and ((mime == "svg+xml" and svg_plugin_ok) and svg_plugin or magick_plugin)
or require("image")
local cache_img_status, image_preload_err
-- psd, ai, eps
if mime == "adobe.photoshop" or job.mime == "application/postscript" then
local layer_index = 0
local units = get_state("units")
if units ~= nil then
local max_layer = image_layer_count(job)
layer_index = math.floor(math.max(0, job.skip / units))
if layer_index + 1 > max_layer then
layer_index = max_layer - 1
end
end
cache_img_status, image_preload_err = magick_plugin
.with_limit()
:arg({
"-background",
"none",
tostring(job.file.url) .. "[" .. tostring(layer_index) .. "]",
"-auto-orient",
"-strip",
"-resize",
string.format("%dx%d>", rt.preview.max_width, rt.preview.max_height),
"-quality",
rt.preview.image_quality,
string.format("PNG32:%s", cache_img_url),
})
:status()
elseif mime == "svg+xml" and not is_valid_utf8_path then
-- svg under invalid utf8 path
cache_img_status, image_preload_err = magick_plugin
.with_limit()
:arg({
"-background",
"none",
tostring(job.file.url),
"-auto-orient",
"-strip",
"-flatten",
"-resize",
string.format("%dx%d>", rt.preview.max_width, rt.preview.max_height),
"-quality",
rt.preview.image_quality,
string.format("PNG32:%s", cache_img_url),
})
:status()
else
-- other image
local no_skip_job = { skip = 0, file = job.file, args = {} }
cache_img_status, image_preload_err = image_plugin:preload(no_skip_job)
end
if not cache_img_status then
err_msg = err_msg .. (image_preload_err and (tostring(image_preload_err)) or "")
end
end
end
end
local cache_mediainfo_cha = fs.cha(cache_mediainfo_url)
if cache_mediainfo_cha and not job.args.force_reload_mediainfo then
return true, err_msg ~= "" and ("Error: " .. err_msg) or nil
end
local cmd = "mediainfo"
local output, err
if is_valid_utf8_path then
output, err = Command(cmd):arg({ tostring(job.file.url) }):output()
else
cmd = "cd "
.. path_quote(job.file.url.parent)
.. " && "
.. cmd
.. " "
.. path_quote(tostring(job.file.url.name))
output, err = Command(SHELL):arg({ "-c", cmd }):arg({ tostring(job.file.url) }):output()
end
if err then
err_msg = err_msg .. string.format("Failed to start `%s`, Do you have `%s` installed?\n", cmd, cmd)
end
return fs.write(
cache_mediainfo_url,
(err_msg ~= "" and ("Error: " .. err_msg) or "") .. (output and output.stdout or "")
)
end
return M