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Fix video writing (#3379)

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This commit is contained in:
Glenn Jocher
2023-06-25 23:11:00 +02:00
committed by GitHub
parent 9b00d37022
commit 8b50b2a897
1 changed files with 5 additions and 3 deletions
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8
ultralytics/yolo/engine/predictor.py
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@ -38,7 +38,7 @@ from ultralytics.nn.autobackend import AutoBackend
from ultralytics.yolo.cfg import get_cfg
from ultralytics.yolo.data import load_inference_source
from ultralytics.yolo.data.augment import LetterBox, classify_transforms
from ultralytics.yolo.utils import DEFAULT_CFG, LOGGER, SETTINGS, callbacks, colorstr, ops
from ultralytics.yolo.utils import DEFAULT_CFG, LOGGER, MACOS, SETTINGS, WINDOWS, callbacks, colorstr, ops
from ultralytics.yolo.utils.checks import check_imgsz, check_imshow
from ultralytics.yolo.utils.files import increment_path
from ultralytics.yolo.utils.torch_utils import select_device, smart_inference_mode
@ -341,8 +341,10 @@ class BasePredictor:
h = int(vid_cap.get(cv2.CAP_PROP_FRAME_HEIGHT))
else: # stream
fps, w, h = 30, im0.shape[1], im0.shape[0]
save_path = str(Path(save_path).with_suffix('.mp4')) # force *.mp4 suffix on results videos
self.vid_writer[idx] = cv2.VideoWriter(save_path, cv2.VideoWriter_fourcc(*'mp4v'), fps, (w, h))
suffix = '.mp4' if MACOS else '.avi' if WINDOWS else '.avi'
fourcc = 'avc1' if MACOS else 'WMV2' if WINDOWS else 'MJPG'
save_path = str(Path(save_path).with_suffix(suffix))
self.vid_writer[idx] = cv2.VideoWriter(save_path, cv2.VideoWriter_fourcc(*fourcc), fps, (w, h))
self.vid_writer[idx].write(im0)
def run_callbacks(self, event: str):