def get_rendered_transition_tractor(current_sequence,
orig_from,
orig_to,
action_from_out,
action_from_in,
action_to_out,
action_to_in,
transition_type_selection_index,
wipe_luma_sorted_keys_index,
gdk_color_str):
name, transition_type = rendered_transitions[transition_type_selection_index]
# New from clip
if orig_from.media_type != appconsts.PATTERN_PRODUCER:
from_clip = current_sequence.create_file_producer_clip(orig_from.path, None, False, orig_from.ttl)# File producer
else:
from_clip = current_sequence.create_pattern_producer(orig_from.create_data) # pattern producer
current_sequence.clone_clip_and_filters(orig_from, from_clip)
# New to clip
if not(transition_type == RENDERED_FADE_IN or transition_type == RENDERED_FADE_OUT): # fades to not use to_clip
if orig_to.media_type != appconsts.PATTERN_PRODUCER:
to_clip = current_sequence.create_file_producer_clip(orig_to.path, None, False, orig_to.ttl)# File producer
else:
to_clip = current_sequence.create_pattern_producer(orig_to.create_data) # pattern producer
current_sequence.clone_clip_and_filters(orig_to, to_clip)
# Create tractor and tracks
tractor = mlt.Tractor()
multitrack = tractor.multitrack()
track0 = mlt.Playlist()
track1 = mlt.Playlist()
multitrack.connect(track0, 0)
multitrack.connect(track1, 1)
# we'll set in and out points for images and pattern producers.
if not(transition_type == RENDERED_FADE_IN or transition_type == RENDERED_FADE_OUT): # fades to not use to_clip or some other data used here
if from_clip.media_type == appconsts.IMAGE or from_clip.media_type == appconsts.PATTERN_PRODUCER:
length = action_from_out - action_from_in
from_clip.clip_in = 0
from_clip.clip_out = length
if to_clip.media_type == appconsts.IMAGE or to_clip.media_type == appconsts.PATTERN_PRODUCER:
length = action_to_out - action_to_in
to_clip.clip_in = 0
to_clip.clip_out = length
else:
length = action_from_out
if from_clip.media_type == appconsts.IMAGE or from_clip.media_type == appconsts.PATTERN_PRODUCER:
from_clip.clip_in = 0
from_clip.clip_out = length
# Add clips to tracks and create keyframe string for mixing
if transition_type == RENDERED_DISSOLVE or transition_type == RENDERED_WIPE:
# Add clips. Images and pattern producers always fill full track.
if from_clip.media_type != appconsts.IMAGE and from_clip.media_type != appconsts.PATTERN_PRODUCER:
track0.insert(from_clip, 0, action_from_in, action_from_out)
else:
track0.insert(from_clip, 0, 0, action_from_out - action_from_in)
if to_clip.media_type != appconsts.IMAGE and to_clip.media_type != appconsts.PATTERN_PRODUCER:
track1.insert(to_clip, 0, action_to_in, action_to_out)
else:
track1.insert(to_clip, 0, 0, action_to_out - action_to_in)
kf_str = "0=0/0:100%x100%:0.0;"+ str(tractor.get_length() - 1) + "=0/0:100%x100%:100.0"
elif transition_type == RENDERED_COLOR_DIP:
length = action_from_out - action_from_in
first_clip_length = length // 2
second_clip_length = length - first_clip_length
color_clip = patternproducer.create_color_producer(current_sequence.profile, gdk_color_str)
track0.insert(color_clip, 0, 0, length)
track1.insert(from_clip, 0, action_from_in, action_from_in + first_clip_length)
track1.insert(to_clip, 1, action_to_out - second_clip_length, action_to_out)
kf_str = "0=0/0:100%x100%:100.0;"+ str(first_clip_length) + "=0/0:100%x100%:0.0;" + str(tractor.get_length() - 1) + "=0/0:100%x100%:100.0"
elif (transition_type == RENDERED_FADE_IN or transition_type == RENDERED_FADE_OUT):
color_clip = patternproducer.create_color_producer(current_sequence.profile, gdk_color_str)
track0.insert(color_clip, 0, 0, length)
if transition_type == RENDERED_FADE_IN:
track1.insert(from_clip, 0, orig_from.clip_in, orig_from.clip_in + length)
kf_str = "0=0/0:100%x100%:0.0;"+ str(length) + "=0/0:100%x100%:100.0"
else: # transition_type == RENDERED_FADE_OUT
track1.insert(from_clip, 0, orig_from.clip_out - length, orig_from.clip_out)
kf_str = "0=0/0:100%x100%:100.0;"+ str(length) + "=0/0:100%x100%:0.0"
# Create transition
transition = mlt.Transition(current_sequence.profile, "region")
mltrefhold.hold_ref(transition)
transition.set("composite.geometry", str(kf_str)) # controls mix over time
transition.set("composite.automatic",1)
transition.set("composite.aligned", 0)
transition.set("composite.deinterlace",0)
transition.set("composite.distort",0)
transition.set("composite.fill",1)
transition.set("composite.operator","over")
transition.set("composite.luma_invert",0)
transition.set("composite.progressive",1)
transition.set("composite.softness",0)
transition.set("in", 0)
transition.set("out", tractor.get_length() - 1)
transition.set("a_track", 0)
transition.set("b_track", 1)
# Setting luma resource file turns dissolve into wipe
if transition_type == RENDERED_WIPE:
wipe_resource_path = get_wipe_resource_path_for_sorted_keys_index(wipe_luma_sorted_keys_index)
transition.set("composite.luma", str(wipe_resource_path))
# Add transition
field = tractor.field()
field.plant_transition(transition, 0,1)
return tractor
def get_rendered_transition_tractor(current_sequence,
orig_from,
orig_to,
action_from_out,
action_from_in,
action_to_out,
action_to_in,
transition_type_selection_index,
wipe_luma_sorted_keys_index,
gdk_color_str):
name, transition_type = rendered_transitions[transition_type_selection_index]
# New from clip
if orig_from.media_type != appconsts.PATTERN_PRODUCER:
from_clip = current_sequence.create_file_producer_clip(orig_from.path)# File producer
else:
from_clip = current_sequence.create_pattern_producer(orig_from.create_data) # pattern producer
current_sequence.clone_clip_and_filters(orig_from, from_clip)
# New to clip
if not(transition_type == RENDERED_FADE_IN or transition_type == RENDERED_FADE_OUT): # fades to not use to_clip
if orig_to.media_type != appconsts.PATTERN_PRODUCER:
to_clip = current_sequence.create_file_producer_clip(orig_to.path)# File producer
else:
to_clip = current_sequence.create_pattern_producer(orig_to.create_data) # pattern producer
current_sequence.clone_clip_and_filters(orig_to, to_clip)
# Create tractor and tracks
tractor = mlt.Tractor()
multitrack = tractor.multitrack()
track0 = mlt.Playlist()
track1 = mlt.Playlist()
multitrack.connect(track0, 0)
multitrack.connect(track1, 1)
# we'll set in and out points for images and pattern producers.
if not(transition_type == RENDERED_FADE_IN or transition_type == RENDERED_FADE_OUT): # fades to not use to_clip or some other data used here
if from_clip.media_type == appconsts.IMAGE or from_clip.media_type == appconsts.PATTERN_PRODUCER:
length = action_from_out - action_from_in
from_clip.clip_in = 0
from_clip.clip_out = length
if to_clip.media_type == appconsts.IMAGE or to_clip.media_type == appconsts.PATTERN_PRODUCER:
length = action_to_out - action_to_in
to_clip.clip_in = 0
to_clip.clip_out = length
else:
length = action_from_out
if from_clip.media_type == appconsts.IMAGE or from_clip.media_type == appconsts.PATTERN_PRODUCER:
from_clip.clip_in = 0
from_clip.clip_out = length
# Add clips to tracks and create keyframe string to contron mixing
if transition_type == RENDERED_DISSOLVE or transition_type == RENDERED_WIPE:
# Add clips. Images and pattern producers always fill full track.
if from_clip.media_type != appconsts.IMAGE and from_clip.media_type != appconsts.PATTERN_PRODUCER:
track0.insert(from_clip, 0, action_from_in, action_from_out)
else:
track0.insert(from_clip, 0, 0, action_from_out - action_from_in)
if to_clip.media_type != appconsts.IMAGE and to_clip.media_type != appconsts.PATTERN_PRODUCER:
track1.insert(to_clip, 0, action_to_in, action_to_out)
else:
track1.insert(to_clip, 0, 0, action_to_out - action_to_in)
kf_str = "0=0/0:100%x100%:0.0;"+ str(tractor.get_length() - 1) + "=0/0:100%x100%:100.0"
elif transition_type == RENDERED_COLOR_DIP:
length = action_from_out - action_from_in
first_clip_length = length / 2
second_clip_length = length - first_clip_length
color_clip = patternproducer.create_color_producer(current_sequence.profile, gdk_color_str)
track0.insert(color_clip, 0, 0, length)
track1.insert(from_clip, 0, action_from_in, action_from_in + first_clip_length)
track1.insert(to_clip, 1, action_to_out - second_clip_length, action_to_out)
kf_str = "0=0/0:100%x100%:100.0;"+ str(first_clip_length) + "=0/0:100%x100%:0.0;" + str(tractor.get_length() - 1) + "=0/0:100%x100%:100.0"
elif (transition_type == RENDERED_FADE_IN or transition_type == RENDERED_FADE_OUT):
color_clip = patternproducer.create_color_producer(current_sequence.profile, gdk_color_str)
track0.insert(color_clip, 0, 0, length)
if transition_type == RENDERED_FADE_IN:
track1.insert(from_clip, 0, orig_from.clip_in, orig_from.clip_in + length)
kf_str = "0=0/0:100%x100%:0.0;"+ str(length) + "=0/0:100%x100%:100.0"
else: # transition_type == RENDERED_FADE_OUT
track1.insert(from_clip, 0, orig_from.clip_out - length, orig_from.clip_out)
kf_str = "0=0/0:100%x100%:100.0;"+ str(length) + "=0/0:100%x100%:0.0"
# Create transition
transition = mlt.Transition(current_sequence.profile, "region")
mltrefhold.hold_ref(transition)
transition.set("composite.geometry", str(kf_str)) # controls mix over time
transition.set("composite.automatic",1)
transition.set("composite.aligned", 0)
transition.set("composite.deinterlace",0)
transition.set("composite.distort",0)
transition.set("composite.fill",1)
transition.set("composite.operator","over")
transition.set("composite.luma_invert",0)
transition.set("composite.progressive",1)
transition.set("composite.softness",0)
transition.set("in", 0)
transition.set("out", tractor.get_length() - 1)
transition.set("a_track", 0)
transition.set("b_track", 1)
# Setting luma resource file turns dissolve into wipe
if transition_type == RENDERED_WIPE:
wipe_resource_path = get_wipe_resource_path_for_sorted_keys_index(wipe_luma_sorted_keys_index)
transition.set("composite.luma", str(wipe_resource_path))
# Add transition
field = tractor.field()
field.plant_transition(transition, 0,1)
return tractor