use tmpfs for bgra images, delete on shutdown

3 files changed, 21 insertions, 2 deletions

diff --git a/config.lua b/config.lua
index d42e3b0..858624e 100644
--- a/config.lua
+++ b/config.lua
@@ -41,6 +41,7 @@ config.colours = {
 }
 
 local script_dir = mp.get_script_directory()
+config.tmp_dir = os.getenv('XDG_RUNTIME_DIR') or '/tmp'
 config.cache_dir = mp_utils.join_path(script_dir, 'cache')
 config.img_dir = mp_utils.join_path(script_dir, 'img')
 config.favourites_file = mp_utils.join_path(script_dir, 'favourites.json')
diff --git a/main.lua b/main.lua
index b9046b7..9e8a888 100644
--- a/main.lua
+++ b/main.lua
@@ -1355,6 +1355,10 @@ mp.register_event('end-file', function()
 	osd:redraw(state)
 end)
 
+mp.register_event('shutdown', function()
+	osd:destroy()
+end)
+
 state:push_menu({title = 'mpv-iptv-menu'})
 
 osc_visibility = mp.get_property_native('user-data/osc/visibility', 'auto')
diff --git a/osd.lua b/osd.lua
index 2cd1be2..3be5e2d 100644
--- a/osd.lua
+++ b/osd.lua
@@ -19,6 +19,10 @@ for k, v in pairs(config.colours) do
 	colours[k] = '{\\c&H' .. tag
 end
 
+local bgra_file = mp_utils.join_path(
+	config.tmp_dir,
+	mp.get_script_name() .. '-' .. mp_utils.getpid() .. '.bgra')
+
 local function draw_rect(x1, y1, x2, y2)
 	return string.format(
 		'{\\p1}m %f %f l %f %f %f %f %f %f{\\p0}',
@@ -57,6 +61,16 @@ function osd.new(init)
 	return t
 end
 
+function mt:destroy()
+	if self.magick_cmd_id then
+		mp.abort_async_command(self.magick_cmd_id)
+	end
+
+	if mp_utils.file_info(bgra_file) then
+		os.remove(bgra_file)
+	end
+end
+
 function mt:dirty()
 	self.is_dirty = true
 end
@@ -256,7 +270,7 @@ function mt:load_img()
 			self.img.min_h, self.img.min_w,
 			self.img.max_h, self.img.max_w),
 		'-print', '%w %h',
-		'tmp.bgra'
+		bgra_file
 	}
 	print('exec: ' .. mp_utils.to_string(magick_cmd))
 	self.img.magick_cmd = magick_cmd
@@ -289,7 +303,7 @@ function mt:load_img()
 		self.img.cmd = {
 			name = 'overlay-add',
 			id = 0,
-			file = 'tmp.bgra',
+			file = bgra_file,
 			w = w,
 			h = h,
 			x = self.img.right - w,