mirror of
https://github.com/sxyazi/yazi.git
synced 2026-07-21 14:51:03 +00:00
80 lines
2.2 KiB
Lua
80 lines
2.2 KiB
Lua
local M = {}
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function M:peek(job)
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local start, cache = os.clock(), ya.file_cache(job)
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if not cache then
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return
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end
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local ok, err = self:preload(job)
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if not ok or err then
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return ya.preview_widget(job, err)
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end
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ya.sleep(math.max(0, rt.preview.image_delay / 1000 + start - os.clock()))
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local _, err = ya.image_show(cache, job.area)
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ya.preview_widget(job, err)
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end
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function M:seek() end
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function M:preload(job)
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local cache = ya.file_cache(job)
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if not cache or fs.cha(cache) then
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return true
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end
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local cmd = M.with_limit():arg { "-define", "filename:literal=true" }
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if job.args.flatten then
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cmd:arg { tostring(job.file.path), "-flatten" }
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else
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cmd:arg { "-define", "image:frames=0", tostring(job.file.path) }
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end
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cmd:arg { "-auto-orient", "-strip" }
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local size = string.format("%dx%d>", rt.preview.max_width, rt.preview.max_height)
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if rt.preview.image_filter == "nearest" then
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cmd:arg { "-sample", size }
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elseif rt.preview.image_filter == "catmull-rom" then
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cmd:arg { "-filter", "catrom", "-thumbnail", size }
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elseif rt.preview.image_filter == "lanczos3" then
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cmd:arg { "-filter", "lanczos", "-thumbnail", size }
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elseif rt.preview.image_filter == "gaussian" then
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cmd:arg { "-filter", "gaussian", "-thumbnail", size }
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else
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cmd:arg { "-filter", "triangle", "-thumbnail", size }
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end
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cmd:arg { "-quality", rt.preview.image_quality }
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if job.args.bg then
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cmd:arg { "-background", job.args.bg, "-alpha", "remove" }
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end
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local status, err = cmd:arg(string.format("WEBP:%s", cache)):status()
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if not status then
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return true, Err("Failed to start `magick`, error: %s", err)
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elseif not status.success then
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return false, Err("`magick` exited with error code: %s", status.code)
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else
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return true
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end
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end
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function M:spot(job) require("file"):spot(job) end
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function M.with_limit()
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local cmd = Command("magick"):arg { "-limit", "thread", 1 }
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if rt.tasks.image_alloc > 0 then
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cmd:arg { "-limit", "memory", rt.tasks.image_alloc, "-limit", "disk", "1MiB" }
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end
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if rt.tasks.image_bound[1] > 0 then
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cmd:arg { "-limit", "width", rt.tasks.image_bound[1] }
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end
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if rt.tasks.image_bound[2] > 0 then
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cmd:arg { "-limit", "height", rt.tasks.image_bound[2] }
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end
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return cmd
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end
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return M
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