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/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import useMessagesSnackbar from '@/common/components/snackbar/useDemoMessagesSnackbar';
import useVideo from '@/common/components/video/editor/useVideo';
import useInputVideo from '@/common/components/video/useInputVideo';
import {
activeTrackletObjectIdAtom,
isPlayingAtom,
isStreamingAtom,
labelTypeAtom,
trackletObjectsAtom,
} from '@/demo/atoms';
import {useAtomValue, useSetAtom} from 'jotai';
import {useState} from 'react';
export default function useRestartSession() {
const [isLoading, setIsLoading] = useState<boolean>();
const isPlaying = useAtomValue(isPlayingAtom);
const isStreaming = useAtomValue(isStreamingAtom);
const setActiveTrackletObjectId = useSetAtom(activeTrackletObjectIdAtom);
const setTracklets = useSetAtom(trackletObjectsAtom);
const setLabelType = useSetAtom(labelTypeAtom);
const {clearMessage} = useMessagesSnackbar();
const {inputVideo} = useInputVideo();
const video = useVideo();
async function restartSession(onRestart?: () => void) {
if (video === null || inputVideo === null) {
return;
}
setIsLoading(true);
if (isPlaying) {
video.pause();
}
if (isStreaming) {
await video.abortStreamMasks();
}
await video?.startSession(inputVideo.path);
video.frame = 0;
setActiveTrackletObjectId(0);
setTracklets([]);
setLabelType('positive');
onRestart?.();
clearMessage();
setIsLoading(false);
}
return {isLoading, restartSession};
}
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