stopImageStream method
Stop streaming images from platform camera.
Throws a CameraException
if image streaming was not started or video
recording was started.
The stopImageStream
method is only available on Android and iOS (other
platforms won't be supported in current setup).
Implementation
Future<void> stopImageStream() async {
assert(defaultTargetPlatform == TargetPlatform.android ||
defaultTargetPlatform == TargetPlatform.iOS);
_throwIfNotInitialized('stopImageStream');
if (value.isRecordingVideo) {
throw CameraException(
'A video recording is already started.',
'stopImageStream was called while a video is being recorded.',
);
}
if (!value.isStreamingImages) {
throw CameraException(
'No camera is streaming images',
'stopImageStream was called when no camera is streaming images.',
);
}
try {
value = value.copyWith(isStreamingImages: false);
await _imageStreamSubscription?.cancel();
_imageStreamSubscription = null;
} on PlatformException catch (e) {
throw CameraException(e.code, e.message);
}
}