-
Notifications
You must be signed in to change notification settings - Fork 0
/
init.lua
70 lines (59 loc) · 1.58 KB
/
init.lua
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
local M = {}
function M:peek()
local start, cache = os.clock(), ya.file_cache(self)
if not cache or self:preload() ~= 1 then
return
end
ya.sleep(math.max(0, PREVIEW.image_delay / 1000 + start - os.clock()))
ya.image_show(cache, self.area)
ya.preview_widgets(self, {})
end
function M:seek(units)
local h = cx.active.current.hovered
if h and h.url == self.file.url then
ya.manager_emit("peek", {
math.max(0, cx.active.preview.skip + units),
only_if = self.file.url,
})
end
end
function M:preload()
local percentage = 5 + self.skip
if percentage > 95 then
ya.manager_emit("peek", { 90, only_if = self.file.url, upper_bound = true })
return 2
end
local cache = ya.file_cache(self)
if not cache or fs.cha(cache) then
return 1
end
-- Get the video duration in seconds
local probe = Command("ffprobe"):args({
"-i", tostring(self.file.url), "-show_entries", "format=duration", "-v", "quiet", "-of", "csv=p=0"
}):stdout(Command.PIPED):output()
-- Calculate second to take thumbnail
local sec = tonumber(probe.stdout) * percentage / 100
local child, code = Command("ffmpeg"):args({
"-ss",
-- Replace `,` with `.` to prevent locale issues where the decimal separator is `,`
tostring(sec):gsub(",", "."),
"-i",
tostring(self.file.url),
"-vf",
"scale=" .. tostring(PREVIEW.max_width) .. ":-1",
"-q:v",
"6",
"-frames:v",
"1",
"-f",
"image2",
tostring(cache),
}):spawn()
if not child then
ya.err("spawn `ffmpeg` command returns " .. tostring(code))
return 0
end
local status = child:wait()
return status and status.success and 1 or 2
end
return M