58 lines
2.0 KiB
Python
58 lines
2.0 KiB
Python
#encoding = utf8
|
|
import copy
|
|
import time
|
|
from queue import Empty
|
|
from enum import Enum
|
|
|
|
import cv2
|
|
import numpy as np
|
|
|
|
from .base_render import BaseRender
|
|
from human.message_type import MessageType
|
|
|
|
|
|
class VideoRender(BaseRender):
|
|
def __init__(self, play_clock, context, human_render):
|
|
super().__init__(play_clock, context, 'Video')
|
|
self._human_render = human_render
|
|
self._diff_avg_count = 0
|
|
|
|
def render(self, frame, ps):
|
|
res_frame, idx, type_ = frame
|
|
clock_time = self._play_clock.clock_time()
|
|
time_difference = clock_time - ps
|
|
if abs(time_difference) > self._play_clock.audio_diff_threshold:
|
|
if self._diff_avg_count < 5:
|
|
self._diff_avg_count += 1
|
|
else:
|
|
if time_difference < -self._play_clock.audio_diff_threshold:
|
|
sleep_time = abs(time_difference)
|
|
print("Video frame waiting to catch up with audio", sleep_time)
|
|
if sleep_time <= 1.0:
|
|
time.sleep(sleep_time)
|
|
|
|
# elif time_difference > self._play_clock.audio_diff_threshold: # 视频比音频快超过10ms
|
|
# print("Video frame dropped to catch up with audio")
|
|
# continue
|
|
|
|
else:
|
|
self._diff_avg_count = 0
|
|
|
|
if type_ == 0:
|
|
combine_frame = self._context.frame_list_cycle[idx]
|
|
else:
|
|
bbox = self._context.coord_list_cycle[idx]
|
|
combine_frame = copy.deepcopy(self._context.frame_list_cycle[idx])
|
|
y1, y2, x1, x2 = bbox
|
|
try:
|
|
res_frame = cv2.resize(res_frame.astype(np.uint8), (x2 - x1, y2 - y1))
|
|
except:
|
|
print('resize error')
|
|
return
|
|
combine_frame[y1:y2, x1:x2, :3] = res_frame
|
|
|
|
image = combine_frame
|
|
# image = cv2.cvtColor(image, cv2.COLOR_BGR2RGB)
|
|
if self._human_render is not None:
|
|
self._human_render.put_image(image)
|