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rate-limit microsway to 25 FPS

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This commit is contained in:
Juha Jeronen
2024-01-17 14:53:02 +02:00
parent cf2bb14dec
commit 4ccbda900c
1 changed files with 17 additions and 6 deletions
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23
talkinghead/tha3/app/app.py
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@@ -392,6 +392,7 @@ class Animator:
self.last_sway_target_timestamp = None
self.last_sway_target_pose = None
self.last_microsway_timestamp = None
self.sway_interval = None
self.last_blink_timestamp = None
@@ -754,13 +755,23 @@ class Animator:
self._settings["sway_interval_max"]) # seconds; duration of this sway target before randomizing new one
return new_target_pose
# Add dynamic noise (re-generated every frame) to the target to make the animation look less robotic, especially once we are near the target pose.
# Add dynamic noise (re-generated at 25 FPS) to the target to make the animation look less robotic, especially once we are near the target pose.
def add_microsway() -> None: # DANGER: MUTATING FUNCTION
for key in SWAYPARTS:
idx = posedict_key_to_index[key]
x = new_target_pose[idx] + random.uniform(-noise_max, noise_max)
x = max(-1.0, min(x, 1.0))
new_target_pose[idx] = x
CALIBRATION_FPS = 25 # FPS at which randomizing a new microsway target looks good
time_now = time.time_ns()
should_microsway = True
if self.last_microsway_timestamp is not None:
seconds_since_last_microsway = (time_now - self.last_microsway_timestamp) / 10**9
if seconds_since_last_microsway < 1 / CALIBRATION_FPS:
should_microsway = False
if should_microsway:
for key in SWAYPARTS:
idx = posedict_key_to_index[key]
x = new_target_pose[idx] + random.uniform(-noise_max, noise_max)
x = max(-1.0, min(x, 1.0))
new_target_pose[idx] = x
self.last_microsway_timestamp = time_now
new_target_pose = macrosway()
add_microsway()