Cool_Tools/bemaniutils
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Support simple frame control bytecode.

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This commit is contained in:
Jennifer Taylor 2021-05-23 20:33:05 +00:00
parent 14c8ac9347
commit 9df33fcec3
1 changed files with 23 additions and 2 deletions
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25
bemani/format/afp/render.py
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@ -4,7 +4,7 @@ from PIL import Image # type: ignore
from .blend import affine_composite
from .swf import SWF, Frame, Tag, AP2ShapeTag, AP2DefineSpriteTag, AP2PlaceObjectTag, AP2RemoveObjectTag, AP2DoActionTag, AP2DefineFontTag, AP2DefineEditTextTag, AP2PlaceCameraTag
from .decompile import ByteCode
from .types import Color, Matrix, Point, Rectangle, AP2Trigger, AP2Action, PushAction, StoreRegisterAction, StringConstant, Register, THIS, UNDEFINED
from .types import Color, Matrix, Point, Rectangle, AP2Trigger, AP2Action, PushAction, StoreRegisterAction, StringConstant, Register, THIS, UNDEFINED, GLOBAL
from .geo import Shape, DrawParams
from .util import VerboseOutput
@ -138,6 +138,17 @@ class PlacedClip(PlacedObject):
return f"PlacedClip(object_id={self.object_id}, depth={self.depth}, source={self.source}, frame={self.frame}, total_frames={len(self.source.frames)}, finished={self.finished})"
# The following are attributes and functions necessary to support some simple bytecode.
def gotoAndStop(self, frame: Any) -> None:
if not isinstance(frame, int):
# TODO: Technically this should also allow string labels to frames as identified in the
# SWF specification, but we don't support that here.
print(f"WARNING: Non-integer frame {frame} to gotoAndStop function!")
return
if frame <= 0 or frame > len(self.source.frames):
return
self.requested_frame = frame
self.playing = False
def gotoAndPlay(self, frame: Any) -> None:
if not isinstance(frame, int):
# TODO: Technically this should also allow string labels to frames as identified in the
@ -149,6 +160,12 @@ class PlacedClip(PlacedObject):
self.requested_frame = frame
self.playing = True
def stop(self) -> None:
self.playing = False
def play(self) -> None:
self.playing = True
@property
def frameOffset(self) -> int:
return self.requested_frame or self.frame
@ -398,6 +415,10 @@ class AFPRenderer(VerboseOutput):
stack.append(obj.alias)
else:
stack.append(StringConstant.property_to_name(obj.const))
elif obj is THIS:
stack.append(clip)
elif obj is GLOBAL:
stack.append(self.__movie)
else:
stack.append(obj)
elif isinstance(action, StoreRegisterAction):
@ -954,7 +975,7 @@ class AFPRenderer(VerboseOutput):
# Now play the frames of the root clip.
try:
while not root_clip.finished:
while root_clip.playing and not root_clip.finished:
# Create a new image to render into.
time = spf * frameno
color = swf.color or Color(0.0, 0.0, 0.0, 0.0)