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HarmonyOS_Samples/LandscapePortraitToggle

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AVPlayerUtil.ets 2.87 KB
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/*
* Copyright (c) 2024 Huawei Device Co., Ltd.
* 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 { media } from '@kit.MediaKit';
import { common } from '@kit.AbilityKit';
import Logger from '../utils/Logger';
export class AVPlayerUtil {
private surfaceId: string = '';
private avPlayer: media.AVPlayer | undefined = undefined;
private callBack: Function = () => {
};
setSurfaceId(surfaceId: string) {
this.surfaceId = surfaceId;
}
setAVPlayerCallback(avPlayer: media.AVPlayer) {
avPlayer.on('stateChange', async (state: string) => {
switch (state) {
case 'idle':
Logger.info('AVPlayer state idle called.');
avPlayer.release();
break;
case 'initialized':
Logger.info('AVPlayer state initialized called.');
avPlayer.surfaceId = this.surfaceId;
avPlayer.prepare();
break;
case 'prepared':
Logger.info('AVPlayer state prepared called.');
avPlayer.play();
break;
case 'playing':
Logger.info('AVPlayer state playing called.');
break;
case 'paused':
Logger.info('AVPlayer state paused called.');
break;
case 'completed':
Logger.info('AVPlayer state completed called.');
avPlayer.play();
break;
case 'stopped':
Logger.info('AVPlayer state stopped called.');
avPlayer.reset();
break;
case 'released':
Logger.info('AVPlayer state released called.');
break;
default:
break;
}
})
// get video height and width
avPlayer.on('videoSizeChange', (width: number, height: number) => {
Logger.info('videoSizeChange called,and width is:' + width + ', height is :' + height);
this.callBack(height / width);
})
}
async initPlayer(url: string, callBack: Function) {
this.avPlayer = await media.createAVPlayer();
this.callBack = callBack;
this.setAVPlayerCallback(this.avPlayer);
let context = getContext(this) as common.UIAbilityContext;
let fileDescriptor = await context.resourceManager.getRawFd(url);
let avFileDescriptor: media.AVFileDescriptor =
{ fd: fileDescriptor.fd, offset: fileDescriptor.offset, length: fileDescriptor.length };
this.avPlayer.fdSrc = avFileDescriptor;
Logger.info('fdSrc: ' + this.avPlayer.fdSrc);
}
}
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https://gitee.com/harmonyos_samples/LandscapePortraitToggle.git
git@gitee.com:harmonyos_samples/LandscapePortraitToggle.git
harmonyos_samples
LandscapePortraitToggle
LandscapePortraitToggle
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