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allow slowdown of video

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This commit is contained in:
Ville Rantanen
2022-10-24 21:32:57 +03:00
parent 51f6e44cac
commit fd0c3bce97
2 changed files with 14 additions and 3 deletions
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6
tsmark/video_annotator.py
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@@ -19,6 +19,7 @@ class Marker:
self.frame_visu = []
self.max_res = (1280, 720)
self.min_res = (512, None)
self.forced_fps = opts.fps
try:
self.open()
@@ -37,6 +38,8 @@ class Marker:
self.frames = int(self.video_reader.get(cv2.CAP_PROP_FRAME_COUNT))
self.fps = self.video_reader.get(cv2.CAP_PROP_FPS)
self.spf = 1 / self.fps
self.viewer_fps = self.forced_fps if self.forced_fps else self.fps
self.viewer_spf = 1 / self.viewer_fps
self.video_length = self.frames * self.fps
def calculate_res(self):
@@ -118,7 +121,6 @@ class Marker:
(84, 255, 63),
1,
)
# cv2.line(frame, (bar_position, top), (bar_position, bottom), (32,32,32), 3)
cv2.line(
frame,
(bar_position, self.bar_top),
@@ -437,7 +439,7 @@ class Marker:
if self.read_next:
self.video_reader.set(cv2.CAP_PROP_POS_FRAMES, self.nr)
time_to_wait = self.spf - time.time() + show_time
time_to_wait = self.viewer_spf - time.time() + show_time
if time_to_wait > 0:
time.sleep(time_to_wait)