def on_frameScale_value_changed(self, control):
if self.updating:
return
frame = int(control.get_value())
time = process.get_frame_time(self.frame_rate, frame)
#print frame, time
clock.seek(time)
def __init__(self, space, source, asset_path):
self.source = source
self.space = space
self.add_op = None
self.item_manip = None
default_streams = source.get_default_streams()
self.items = []
commands = []
for i, stream in enumerate(default_streams):
# Handle streams with infinite ranges
start_pos = stream.defined_range[0]
end_pos = stream.defined_range[1]
if not start_pos:
if not end_pos:
start_pos = 0
end_pos = int(round(float(space.rate(stream.stream_type)) * Scene.DEFAULT_LENGTH_SECONDS))
else:
start_pos = int(round(float(end_pos) - float(space.rate(stream.stream_type)) * Scene.DEFAULT_LENGTH_SECONDS))
else:
end_pos = int(round(float(start_pos) + float(space.rate(stream.stream_type)) * Scene.DEFAULT_LENGTH_SECONDS))
item = model.Clip(type=stream.stream_type,
source=model.AssetStreamRef(asset_path=asset_path, stream=stream.name),
x=start_pos, offset=start_pos,
length=end_pos - start_pos + 1,
y=i * Scene.DEFAULT_HEIGHT, height=Scene.DEFAULT_HEIGHT)
if i != 0:
# Set two-way anchors to match for defined_range differences
offset_ns = (process.get_frame_time(space.rate(item.type()), item.x)
- process.get_frame_time(space.rate(self.items[0].type()), self.items[0].x))
item.update(anchor=model.Anchor(target=self.items[0], offset_ns=offset_ns, two_way=True))
self.items.append(item)
commands.append(model.InsertItemCommand(space, item, i))
self.add_commands = commands
def set_current_frame(self, frame):
'''
view.set_current_frame(frame)
Moves the view's current frame marker.
'''
self._invalidate_marker(self.frame)
self.frame = frame
self._invalidate_marker(frame)
self.ruler.set_current_frame(frame)
self.uimgr.seek(process.get_frame_time(self.scene().frame_rate, int(frame)))
def handle_update_frames(self, min_frame, max_frame):
if not self.space_asset:
return
# If the current frame was in this set, re-seek to it
speed = self.uimgr.get_playback_speed()
if speed.numerator:
return
time = self.uimgr.get_presentation_time()
frame = process.get_time_frame(self.space_asset.space.video_format.frame_rate, time)
if frame >= min_frame and frame <= max_frame:
self.uimgr.seek(process.get_frame_time(self.space_asset.space.video_format.frame_rate, int(frame)))