鸿蒙开源三方组件(longimagecamera)--长图像拍摄器 原创 精华

dependencies {
    implementation project(":longimagecamera_lib")
    implementation fileTree(dir: 'libs', include: ['*.jar', '*.har'])
    testImplementation 'junit:junit:4.13'
    ohosTestImplementation 'com.huawei.ohos.testkit:runner:1.0.0.100'
}
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repositories {
    maven {
        url 'https://s01.oss.sonatype.org/content/repositories/releases/' 
    }
}
   
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dependencies {
    implementation 'io.github.dzsf:longimagecamera:1.0.1'
}
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public void setAutoFocus(boolean autoFocus){
    if (mAutoFocus == autoFocus) {
        return;
    }
    mAutoFocus = autoFocus;
    if (mPreviewRequestBuilder != null) {
        updateAutoFocus();
        if (cameraDevice != null) {
            try {
                cameraDevice.stopLoopingCapture();
                cameraDevice.triggerLoopingCapture(mPreviewRequestBuilder.build());
            } catch (IllegalStateException e) {
                mAutoFocus = !mAutoFocus;
            }
        }
    }
}

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public void setFlash(int flash){
    if (mFlash == flash) {
        return;
    }
    int saved = mFlash;
    mFlash = flash;
    if (mPreviewRequestBuilder != null) {
        updateFlash();
        if (cameraDevice != null) {
            try {
                cameraDevice.stopLoopingCapture();
                    cameraDevice.triggerLoopingCapture(mPreviewRequestBuilder.build());
            } catch (IllegalStateException e) {
               mFlash = saved; // Revert
            }
        }
    }
}
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private void prepareImageReader() {
        Size largest = mPreviewSizes.sizes(mAspectRatio).last();
        mImageReader = ImageReceiver.create(largest.getWidth(), largest.getHeight(),
                ImageFormat.JPEG, /* maxImages */ MAX_IMAGE);
        mImageReader.setImageArrivalListener(mOnImageAvailableListener);
    }
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