def display_trim_clip(self,
path,
clip_start_pos,
patter_producer_data=None,
ttl=None):
"""
Adds clip to hidden track for trim editing display.
"""
track = self.tracks[-1] # Always last track
track.clear(
) # # TRIM INIT CRASH HACK, see clear_hidden_track there may be blank clip here
track.clips = []
# Display trimmmed clip on hidden track by creating copy of it.
# File producer
if path != None:
clip = editorstate.get_cached_trim_clip(path)
if clip == None:
clip = self.create_file_producer_clip(path, None, True, ttl)
editorstate.add_cached_trim_clip(clip)
if clip_start_pos > 0:
edit._insert_blank(track, 0, clip_start_pos)
edit._insert_clip(track, clip, 1, 0, clip.get_length() - 1)
else:
edit._insert_clip(track, clip, 1, -clip_start_pos,
clip.get_length() - 1) # insert index 1 ?
# Pattern producer (FIX ME: does not allow for keyframes in pattern producer)
else:
clip = self.create_pattern_producer(patter_producer_data)
edit._insert_clip(track, clip, 0, 0, clip.get_length() - 1)
self._mute_editable()
def display_trim_clip(self, path, clip_start_pos, patter_producer_data=None, ttl=None):
"""
Adds clip to hidden track for trim editing display.
"""
track = self.tracks[-1] # Always last track
track.clear() # # TRIM INIT CRASH HACK, see clear_hidden_track there may be blank clip here
track.clips = []
# Display trimmmed clip on hidden track by creating copy of it.
# File producer
if path != None:
clip = editorstate.get_cached_trim_clip(path)
if clip == None:
clip = self.create_file_producer_clip(path, None, True, ttl)
editorstate.add_cached_trim_clip(clip)
if clip_start_pos > 0:
edit._insert_blank(track, 0, clip_start_pos)
edit._insert_clip(track, clip, 1, 0, clip.get_length() - 1)
else:
edit._insert_clip(track, clip, 1, -clip_start_pos, clip.get_length() - 1) # insert index 1 ?
# Pattern producer (FIX ME: does not allow for keyframes in pattern producer)
else:
clip = self.create_pattern_producer(patter_producer_data)
edit._insert_clip(track, clip, 0, 0, clip.get_length() - 1)
self._mute_editable()
def update_trim_hack_blank_length(self):
# NEEDED FOR TRIM CRASH HACK, REMOVE IF FIXED
self.tracks[-1].clips = []
self.tracks[-1].clear()
seq_len = self.seq_len
if seq_len < 1:
seq_len = 1
edit._insert_blank(self.tracks[-1], 0, seq_len)
def update_trim_hack_blank_length(self):
# NEEDED FOR TRIM CRASH HACK, REMOVE IF FIXED
self.tracks[-1].clips = []
self.tracks[-1].clear()
seq_len = self.seq_len
if seq_len < 1:
seq_len = 1
edit._insert_blank(self.tracks[-1], 0, seq_len)
def update_hidden_track(self, hidden_track, seq_len):
if len(self.segments) == 0:
edit._insert_blank(hidden_track, 0, seq_len)
else:
in_frame = 0
index = 0
for segment in self.segments:
if segment.start_frame >= seq_len:
break
# Blank between segments/sequence start
if segment.start_frame > in_frame:
edit._insert_blank(hidden_track, index,
segment.start_frame - in_frame)
index += 1
segment_length = segment.end_frame - segment.start_frame
# Segment contents
if segment.segment_state == SEGMENT_UNRENDERED or segment.segment_state == SEGMENT_DIRTY:
edit._insert_blank(hidden_track, index, segment_length - 1)
elif segment.segment_state == SEGMENT_RENDERED:
edit.append_clip(hidden_track, segment.producer, 0,
segment_length - 1) # -1, out incl.
in_frame = segment.end_frame
index += 1
if hidden_track.get_length() < seq_len:
edit._insert_blank(hidden_track, index,
seq_len - hidden_track.get_length())
def redisplay_hidden_clips(self):
"""
Called after trim mode loop playback to redisplay hidden track clips
"""
clips = self.tracks[-1].clips
self.tracks[-1].clips = []
for i in range(0, len(clips)):
clip = clips[i]
if clip.is_blanck_clip:
edit._insert_blank(self.tracks[-1], i,
clip.clip_out - clip.clip_in + 1)
else:
edit._insert_clip(self.tracks[-1], clip, i, clip.clip_in,
clip.clip_out)
self._mute_editable()
def _copy_track_contents(from_track, to_track, to_sequence):
# Copy clips
for i in range(0, len(from_track.clips)):
clip = from_track.clips[i]
if clip.is_blanck_clip != True:
edit.append_clip(to_track, clip, clip.clip_in, clip.clip_out)
else:
edit._insert_blank(to_track, i, clip.clip_out - clip.clip_in + 1)
from_track.clear()
from_track.clips = []
# Copy track attributes.
to_sequence.set_track_mute_state(to_track.id, from_track.mute_state)
to_track.edit_freedom = from_track.edit_freedom
def redisplay_hidden_clips(self):
"""
Called after trim mode loop playback to redisplay hidden track clips
"""
clips = self.tracks[-1].clips
self.tracks[-1].clips = []
for i in range(0, len(clips)):
clip = clips[i]
if clip.is_blanck_clip:
edit._insert_blank(self.tracks[-1], i,
clip.clip_out - clip.clip_in + 1)
else:
edit._insert_clip(self.tracks[-1], clip, i,
clip.clip_in, clip.clip_out)
self._mute_editable()
def _copy_track_contents(from_track, to_track, to_sequence):
# Copy clips
for i in range(0, len(from_track.clips)):
clip = from_track.clips[i]
if clip.is_blanck_clip != True:
edit.append_clip(to_track, clip, clip.clip_in, clip.clip_out)
else:
edit._insert_blank(to_track, i, clip.clip_out - clip.clip_in + 1)
from_track.clear()
from_track.clips = []
# Copy track attributes.
to_sequence.set_track_mute_state(to_track.id, from_track.mute_state)
to_track.edit_freedom = from_track.edit_freedom
def clear_hidden_track(self):
"""
Last track is hidden track used to display clips and trim edits.
Here that track is cleared of any content.
"""
self.update_edit_tracks_length()
# Empty timeline needs blank clip of len atleast 1 because
# edit_insert_blank() always needs a clip to add attributes to
# and that method is fundamendal and cannot be changed.
seq_len = self.seq_len
if seq_len < 1:
seq_len = 1
self.tracks[-1].clips = []
self.tracks[-1].clear()
edit._insert_blank(self.tracks[-1], 0, seq_len) # TRIM INIT CRASH HACK. This being empty crashes a lot, so far unexplained.
self._unmute_editable()
def clear_hidden_track(self):
"""
Last track is hidden track used to display clips and trim edits.
Here that track is cleared of any content.
"""
self.update_edit_tracks_length()
# Empty timeline needs blank clip of len atleast 1 because
# edit_insert_blank() always needs a clip to add attributes to
# and that method is fundamendal and cannot be changed.
seq_len = self.seq_len
if seq_len < 1:
seq_len = 1
self.tracks[-1].clips = []
self.tracks[-1].clear()
edit._insert_blank(self.tracks[-1], 0, seq_len) # TRIM INIT CRASH HACK. This being empty crashes a lot, so far unexplained.
self._unmute_editable()
def append_blank(self, blank_length, track):
"""
Used in hack for trim editing last clip of a track.
"""
index = len(track.clips)
edit._insert_blank(track, index, blank_length)
def create_and_insert_blank(self, track, index, length):
"""
Used for persistance.
"""
edit._insert_blank(track, index, length)
return track.clips[index]
def append_blank(self, blank_length, track):
"""
Used in hack for trim editing last clip of a track.
"""
index = len(track.clips)
edit._insert_blank(track, index, blank_length)
def create_and_insert_blank(self, track, index, length):
"""
Used for persistance.
"""
edit._insert_blank(track, index, length)
return track.clips[index]
def update_hidden_track(self, hidden_track, seq_len):
# This was required for some real random crashes long time ago, may not be needed anymore but we're keeping this.
edit._insert_blank(hidden_track, 0, seq_len)
