• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1/*
2 * Copyright (C) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16
17export async function initCaptureSession(videoOutPut, cameraManager, cameraDevice, previewOutput) {
18    let cameraInput = await cameraManager.createCameraInput(cameraDevice);
19    if (cameraInput != null) {
20        console.info('[camera] case createCameraInput success');
21    } else {
22        console.info('[camera] case createCameraInput failed');
23        return;
24    }
25    await cameraInput.open((err) => {
26        if(err){
27            console.info('[camera] cameraInput open Failed');
28            return
29        }
30        console.info('[camera] cameraInput open success');
31    })
32    let captureSession = await cameraManager.createCaptureSession();
33    await captureSession.beginConfig();
34    await captureSession.addInput(cameraInput);
35    await captureSession.addOutput(previewOutput);
36    await captureSession.addOutput(videoOutPut);
37    await captureSession.commitConfig();
38    await captureSession.start();
39    return captureSession;
40}
41
42export async function stopCaptureSession(captureSession) {
43    await captureSession.stop().then(() => {
44        console.info('[camera] case captureSession stop success');
45    });
46    await captureSession.release().then(() => {
47        console.info('[camera] case captureSession release success');
48    });
49}