def update_preview(self) -> None:
selected_style = self._selected_style
if not selected_style:
self._preview_box.clear()
return
resolution = (self._preview_box.width(), self._preview_box.height())
if resolution[0] <= 0 or resolution[1] <= 0:
self._preview_box.clear()
return
fake_style = copy(selected_style)
fake_style.name = "Default"
if (self._api.video.has_current_stream
and self._api.video.current_stream.is_ready):
fake_style.scale(resolution[1] /
self._api.video.current_stream.height)
fake_style_list = AssStyleList()
fake_style_list.append(fake_style)
fake_event = AssEvent(
start=0,
end=1000,
text=self.preview_text.replace("\n", "\\N"),
style_name=fake_style.name,
)
fake_event_list = AssEventList()
fake_event_list.append(fake_event)
fake_script_info = AssScriptInfo()
image = PIL.Image.new(mode="RGBA", size=resolution)
background_path = self._background_combobox.currentData()
if background_path and background_path.exists():
background = PIL.Image.open(background_path)
for y in range(0, resolution[1], background.height):
for x in range(0, resolution[0], background.width):
image.paste(background, (x, y))
self._renderer.set_source(fake_style_list, fake_event_list,
fake_script_info, resolution)
try:
aspect_ratio = self._api.video.current_stream.aspect_ratio
except ResourceUnavailable:
aspect_ratio = Fraction(1)
subs_image = self._renderer.render(
time=0,
aspect_ratio=aspect_ratio,
)
image = PIL.Image.composite(subs_image, image, subs_image)
image = PIL.ImageQt.ImageQt(image)
image = QImage(image)
self._preview_box.setPixmap(QPixmap.fromImage(image))
def create_new_subtitle(api: Api, pts: int, by_end: bool) -> None:
pts = try_align_pts_to_near_frame(api, pts)
insertion_point = get_subtitle_insertion_point(api, pts, by_end)
insertion_point.start = try_align_pts_to_near_frame(
api, insertion_point.start)
insertion_point.end = try_align_pts_to_near_frame(api, insertion_point.end)
api.subs.events.insert(
insertion_point.idx,
AssEvent(
start=insertion_point.start,
end=insertion_point.end,
style_name=api.subs.default_style_name,
),
)
api.subs.selected_indexes = [insertion_point.idx]
async def run(self) -> None:
indexes = await self.args.origin.get_indexes()
if self.args.dir == "before":
idx, start, end = self._insert_before(indexes)
elif self.args.dir == "after":
idx, start, end = self._insert_after(indexes)
else:
raise AssertionError
if not self.args.no_align and self.api.video.has_current_stream:
start = self.api.video.current_stream.align_pts_to_near_frame(
start)
end = self.api.video.current_stream.align_pts_to_near_frame(end)
with self.api.undo.capture():
self.api.subs.events.insert(
idx,
AssEvent(
start=start,
end=end,
style_name=self.api.subs.default_style_name,
),
)
self.api.subs.selected_indexes = [idx]
def set_subject_text(self, sub: AssEvent, value: str) -> None:
sub.style = value
def set_subject_text(self, sub: AssEvent, value: str) -> None:
sub.actor = value
def set_subject_text(self, sub: AssEvent, value: str) -> None:
sub.note = value.replace("\n", "\\N")