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bpy.utils.time_to_frame() and frame_to_time() utility functions.

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Campbell Barton 2012-05-28 16:06:38 +00:00
parent e9d6b4db96
commit 9ffb1c1dd8
1 changed files with 55 additions and 0 deletions
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55
release/scripts/modules/bpy/utils.py
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@ -391,6 +391,11 @@ def smpte_from_frame(frame, fps=None, fps_base=None):
Returns an SMPTE formatted string from the frame: "HH:MM:SS:FF".
If *fps* and *fps_base* are not given the current scene is used.
:arg time: time in seconds.
:type time: number or timedelta object
:return: the frame.
:rtype: float
"""
if fps is None:
@ -402,6 +407,56 @@ def smpte_from_frame(frame, fps=None, fps_base=None):
return smpte_from_seconds((frame * fps_base) / fps, fps)
def time_from_frame(frame, fps=None, fps_base=None):
"""
Returns the time from a frame number .
If *fps* and *fps_base* are not given the current scene is used.
:arg frame: number.
:type frame: the frame number
:return: the time in seconds.
:rtype: timedate.timedelta
"""
if fps is None:
fps = _bpy.context.scene.render.fps
if fps_base is None:
fps_base = _bpy.context.scene.render.fps_base
from datetime import timedelta
return timedelta((frame * fps_base) / fps)
def time_to_frame(time, fps=None, fps_base=None):
"""
Returns a float frame number from a time given in seconds or
as a timedate.timedelta object.
If *fps* and *fps_base* are not given the current scene is used.
:arg time: time in seconds.
:type time: number or a timedate.timedelta object
:return: the frame.
:rtype: float
"""
if fps is None:
fps = _bpy.context.scene.render.fps
if fps_base is None:
fps_base = _bpy.context.scene.render.fps_base
from datetime import timedelta
if isinstance(time, timedelta):
time = time.total_seconds()
return (time / fps_base) * fps
def preset_find(name, preset_path, display_name=False, ext=".py"):
if not name:
return None