160       mMetadataChannel(NULL),  in QCamera3HardwareInterface()
230         if (mMetadataChannel) {  in ~QCamera3HardwareInterface()
231             mMetadataChannel->stop();  in ~QCamera3HardwareInterface()
232             delete mMetadataChannel;  in ~QCamera3HardwareInterface()
233             mMetadataChannel = NULL;  in ~QCamera3HardwareInterface()
439     if (mMetadataChannel) {  in configureStreams()
441         mMetadataChannel->stop();  in configureStreams()
503     if (mMetadataChannel) {  in configureStreams()
504         delete mMetadataChannel;  in configureStreams()
505         mMetadataChannel = NULL;  in configureStreams()
509     mMetadataChannel = new QCamera3MetadataChannel(mCameraHandle->camera_handle,  in configureStreams()
512     if (mMetadataChannel == NULL) {  in configureStreams()
518     rc = mMetadataChannel->initialize();  in configureStreams()
521         delete mMetadataChannel;  in configureStreams()
522         mMetadataChannel = NULL;  in configureStreams()
906     mMetadataChannel->request(NULL, frameNumber);  in processCaptureRequest()
1039             mMetadataChannel->bufDone(metadata_buf);  in captureResultCb()
1090                    mMetadataChannel->bufDone(metadata_buf);  in captureResultCb()
1143             mMetadataChannel->bufDone(metadata_buf);  in captureResultCb()
3688                                              mMetadataChannel);  in addOnlineReprocChannel()