void onResultReceived(int32_t requestId, const CameraMetadata& result) {
Parcel data, reply;
data.writeInterfaceToken(ICameraDeviceCallbacks::getInterfaceDescriptor());
data.writeInt32(requestId);
data.writeInt32(1); // to mark presence of metadata object
result.writeToParcel(&data);
remote()->transact(RESULT_RECEIVED, data, &reply, IBinder::FLAG_ONEWAY);
data.writeNoException();
}
void onResultReceived(const CameraMetadata& metadata,
const CaptureResultExtras& resultExtras) {
ALOGV("onResultReceived");
Parcel data, reply;
data.writeInterfaceToken(ICameraDeviceCallbacks::getInterfaceDescriptor());
data.writeInt32(1); // to mark presence of metadata object
metadata.writeToParcel(&data);
data.writeInt32(1); // to mark presence of CaptureResult object
resultExtras.writeToParcel(&data);
remote()->transact(RESULT_RECEIVED, data, &reply, IBinder::FLAG_ONEWAY);
data.writeNoException();
}
static void CameraMetadata_writeToParcel(JNIEnv *env, jobject thiz, jobject parcel) {
ALOGV("%s", __FUNCTION__);
CameraMetadata* metadata = CameraMetadata_getPointerThrow(env, thiz);
if (metadata == NULL) {
return;
}
Parcel* parcelNative = parcelForJavaObject(env, parcel);
if (parcelNative == NULL) {
jniThrowNullPointerException(env, "parcel");
return;
}
status_t err;
if ((err = metadata->writeToParcel(parcelNative)) != OK) {
jniThrowExceptionFmt(env, "java/lang/IllegalStateException",
"Failed to write to parcel (error code %d)", err);
return;
}
}
status_t BnCameraDeviceUser::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch(code) {
case DISCONNECT: {
ALOGV("DISCONNECT");
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
disconnect();
reply->writeNoException();
return NO_ERROR;
} break;
case SUBMIT_REQUEST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
// arg0 = request
sp<CaptureRequest> request;
if (data.readInt32() != 0) {
request = new CaptureRequest();
request->readFromParcel(const_cast<Parcel*>(&data));
}
// arg1 = streaming (bool)
bool repeating = data.readInt32();
// return code: requestId (int32)
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(submitRequest(request, repeating, &lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
} break;
case SUBMIT_REQUEST_LIST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
List<sp<CaptureRequest> > requestList;
int requestListSize = data.readInt32();
for (int i = 0; i < requestListSize; i++) {
if (data.readInt32() != 0) {
sp<CaptureRequest> request = new CaptureRequest();
if (request->readFromParcel(const_cast<Parcel*>(&data)) != OK) {
return BAD_VALUE;
}
requestList.push_back(request);
} else {
sp<CaptureRequest> request = 0;
requestList.push_back(request);
ALOGE("A request is missing. Sending in null request.");
}
}
bool repeating = data.readInt32();
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(submitRequestList(requestList, repeating, &lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
} break;
case CANCEL_REQUEST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int requestId = data.readInt32();
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(cancelRequest(requestId, &lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
} break;
case DELETE_STREAM: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int streamId = data.readInt32();
reply->writeNoException();
reply->writeInt32(deleteStream(streamId));
return NO_ERROR;
} break;
case CREATE_STREAM: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int width, height, format;
width = data.readInt32();
ALOGV("%s: CREATE_STREAM: width = %d", __FUNCTION__, width);
height = data.readInt32();
ALOGV("%s: CREATE_STREAM: height = %d", __FUNCTION__, height);
format = data.readInt32();
ALOGV("%s: CREATE_STREAM: format = %d", __FUNCTION__, format);
sp<IGraphicBufferProducer> bp;
if (data.readInt32() != 0) {
String16 name = readMaybeEmptyString16(data);
bp = interface_cast<IGraphicBufferProducer>(
data.readStrongBinder());
ALOGV("%s: CREATE_STREAM: bp = %p, name = %s", __FUNCTION__,
bp.get(), String8(name).string());
} else {
ALOGV("%s: CREATE_STREAM: bp = unset, name = unset",
__FUNCTION__);
}
status_t ret;
ret = createStream(width, height, format, bp);
reply->writeNoException();
ALOGV("%s: CREATE_STREAM: write noException", __FUNCTION__);
reply->writeInt32(ret);
ALOGV("%s: CREATE_STREAM: write ret = %d", __FUNCTION__, ret);
return NO_ERROR;
} break;
case CREATE_DEFAULT_REQUEST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int templateId = data.readInt32();
CameraMetadata request;
status_t ret;
ret = createDefaultRequest(templateId, &request);
reply->writeNoException();
reply->writeInt32(ret);
// out-variables are after exception and return value
reply->writeInt32(1); // to mark presence of metadata object
request.writeToParcel(const_cast<Parcel*>(reply));
return NO_ERROR;
} break;
case GET_CAMERA_INFO: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
CameraMetadata info;
status_t ret;
ret = getCameraInfo(&info);
reply->writeNoException();
reply->writeInt32(ret);
// out-variables are after exception and return value
reply->writeInt32(1); // to mark presence of metadata object
info.writeToParcel(reply);
return NO_ERROR;
} break;
case WAIT_UNTIL_IDLE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
reply->writeInt32(waitUntilIdle());
return NO_ERROR;
} break;
case FLUSH: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(flush(&lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
}
case BEGIN_CONFIGURE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
reply->writeInt32(beginConfigure());
return NO_ERROR;
} break;
case END_CONFIGURE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
reply->writeInt32(endConfigure());
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
status_t BnCameraDeviceUser::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch(code) {
case DISCONNECT: {
ALOGV("DISCONNECT");
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
disconnect();
reply->writeNoException();
return NO_ERROR;
} break;
case SUBMIT_REQUEST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
// arg0 = request
sp<CaptureRequest> request;
if (data.readInt32() != 0) {
request = new CaptureRequest();
request->readFromParcel(const_cast<Parcel*>(&data));
}
// arg1 = streaming (bool)
bool repeating = data.readInt32();
// return code: requestId (int32)
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(submitRequest(request, repeating, &lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
} break;
case SUBMIT_REQUEST_LIST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
List<sp<CaptureRequest> > requestList;
int requestListSize = data.readInt32();
for (int i = 0; i < requestListSize; i++) {
if (data.readInt32() != 0) {
sp<CaptureRequest> request = new CaptureRequest();
if (request->readFromParcel(const_cast<Parcel*>(&data)) != OK) {
return BAD_VALUE;
}
requestList.push_back(request);
} else {
sp<CaptureRequest> request = 0;
requestList.push_back(request);
ALOGE("A request is missing. Sending in null request.");
}
}
bool repeating = data.readInt32();
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(submitRequestList(requestList, repeating, &lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
} break;
case CANCEL_REQUEST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int requestId = data.readInt32();
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(cancelRequest(requestId, &lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
} break;
case DELETE_STREAM: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int streamId = data.readInt32();
reply->writeNoException();
reply->writeInt32(deleteStream(streamId));
return NO_ERROR;
} break;
case CREATE_STREAM: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
status_t ret = BAD_VALUE;
if (data.readInt32() != 0) {
OutputConfiguration outputConfiguration(data);
ret = createStream(outputConfiguration);
} else {
ALOGE("%s: cannot take an empty OutputConfiguration", __FUNCTION__);
}
reply->writeNoException();
ALOGV("%s: CREATE_STREAM: write noException", __FUNCTION__);
reply->writeInt32(ret);
ALOGV("%s: CREATE_STREAM: write ret = %d", __FUNCTION__, ret);
return NO_ERROR;
} break;
case CREATE_INPUT_STREAM: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int width, height, format;
width = data.readInt32();
height = data.readInt32();
format = data.readInt32();
status_t ret = createInputStream(width, height, format);
reply->writeNoException();
reply->writeInt32(ret);
return NO_ERROR;
} break;
case GET_INPUT_SURFACE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
sp<IGraphicBufferProducer> bp;
status_t ret = getInputBufferProducer(&bp);
sp<IBinder> b(IInterface::asBinder(ret == OK ? bp : NULL));
reply->writeNoException();
reply->writeInt32(ret);
reply->writeInt32(1);
reply->writeString16(String16("camera input")); // name of surface
reply->writeStrongBinder(b);
return NO_ERROR;
} break;
case CREATE_DEFAULT_REQUEST: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int templateId = data.readInt32();
CameraMetadata request;
status_t ret;
ret = createDefaultRequest(templateId, &request);
reply->writeNoException();
reply->writeInt32(ret);
// out-variables are after exception and return value
reply->writeInt32(1); // to mark presence of metadata object
request.writeToParcel(const_cast<Parcel*>(reply));
return NO_ERROR;
} break;
case GET_CAMERA_INFO: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
CameraMetadata info;
status_t ret;
ret = getCameraInfo(&info);
reply->writeNoException();
reply->writeInt32(ret);
// out-variables are after exception and return value
reply->writeInt32(1); // to mark presence of metadata object
info.writeToParcel(reply);
return NO_ERROR;
} break;
case WAIT_UNTIL_IDLE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
reply->writeInt32(waitUntilIdle());
return NO_ERROR;
} break;
case FLUSH: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
int64_t lastFrameNumber = -1;
reply->writeInt32(flush(&lastFrameNumber));
reply->writeInt32(1);
reply->writeInt64(lastFrameNumber);
return NO_ERROR;
}
case BEGIN_CONFIGURE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
reply->writeNoException();
reply->writeInt32(beginConfigure());
return NO_ERROR;
} break;
case END_CONFIGURE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
bool isConstrainedHighSpeed = data.readInt32();
reply->writeNoException();
reply->writeInt32(endConfigure(isConstrainedHighSpeed));
return NO_ERROR;
} break;
case PREPARE: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int streamId = data.readInt32();
reply->writeNoException();
reply->writeInt32(prepare(streamId));
return NO_ERROR;
} break;
case TEAR_DOWN: {
CHECK_INTERFACE(ICameraDeviceUser, data, reply);
int streamId = data.readInt32();
reply->writeNoException();
reply->writeInt32(tearDown(streamId));
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
status_t BnCameraService::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch(code) {
case GET_NUMBER_OF_CAMERAS: {
CHECK_INTERFACE(ICameraService, data, reply);
reply->writeNoException();
reply->writeInt32(getNumberOfCameras());
return NO_ERROR;
} break;
case GET_CAMERA_INFO: {
CHECK_INTERFACE(ICameraService, data, reply);
CameraInfo cameraInfo = CameraInfo();
memset(&cameraInfo, 0, sizeof(cameraInfo));
status_t result = getCameraInfo(data.readInt32(), &cameraInfo);
reply->writeNoException();
reply->writeInt32(result);
// Fake a parcelable object here
reply->writeInt32(1); // means the parcelable is included
reply->writeInt32(cameraInfo.facing);
reply->writeInt32(cameraInfo.orientation);
return NO_ERROR;
} break;
case GET_CAMERA_CHARACTERISTICS: {
CHECK_INTERFACE(ICameraService, data, reply);
CameraMetadata info;
status_t result = getCameraCharacteristics(data.readInt32(), &info);
reply->writeNoException();
reply->writeInt32(result);
// out-variables are after exception and return value
reply->writeInt32(1); // means the parcelable is included
info.writeToParcel(reply);
return NO_ERROR;
} break;
case CONNECT: {
CHECK_INTERFACE(ICameraService, data, reply);
sp<ICameraClient> cameraClient =
interface_cast<ICameraClient>(data.readStrongBinder());
int32_t cameraId = data.readInt32();
const String16 clientName = data.readString16();
int32_t clientUid = data.readInt32();
sp<ICamera> camera;
status_t status = connect(cameraClient, cameraId,
clientName, clientUid, /*out*/ camera);
reply->writeNoException();
reply->writeInt32(status);
if (camera != NULL) {
reply->writeInt32(1);
reply->writeStrongBinder(camera->asBinder());
} else {
reply->writeInt32(0);
}
return NO_ERROR;
} break;
case CONNECT_PRO: {
CHECK_INTERFACE(ICameraService, data, reply);
sp<IProCameraCallbacks> cameraClient =
interface_cast<IProCameraCallbacks>(data.readStrongBinder());
int32_t cameraId = data.readInt32();
const String16 clientName = data.readString16();
int32_t clientUid = data.readInt32();
sp<IProCameraUser> camera;
status_t status = connectPro(cameraClient, cameraId,
clientName, clientUid, /*out*/ camera);
reply->writeNoException();
reply->writeInt32(status);
if (camera != NULL) {
reply->writeInt32(1);
reply->writeStrongBinder(camera->asBinder());
} else {
reply->writeInt32(0);
}
return NO_ERROR;
} break;
case CONNECT_DEVICE: {
CHECK_INTERFACE(ICameraService, data, reply);
sp<ICameraDeviceCallbacks> cameraClient =
interface_cast<ICameraDeviceCallbacks>(data.readStrongBinder());
int32_t cameraId = data.readInt32();
const String16 clientName = data.readString16();
int32_t clientUid = data.readInt32();
sp<ICameraDeviceUser> camera;
status_t status = connectDevice(cameraClient, cameraId,
clientName, clientUid, /*out*/ camera);
reply->writeNoException();
reply->writeInt32(status);
if (camera != NULL) {
reply->writeInt32(1);
reply->writeStrongBinder(camera->asBinder());
} else {
reply->writeInt32(0);
}
return NO_ERROR;
} break;
case ADD_LISTENER: {
CHECK_INTERFACE(ICameraService, data, reply);
sp<ICameraServiceListener> listener =
interface_cast<ICameraServiceListener>(data.readStrongBinder());
reply->writeNoException();
reply->writeInt32(addListener(listener));
return NO_ERROR;
} break;
case REMOVE_LISTENER: {
CHECK_INTERFACE(ICameraService, data, reply);
sp<ICameraServiceListener> listener =
interface_cast<ICameraServiceListener>(data.readStrongBinder());
reply->writeNoException();
reply->writeInt32(removeListener(listener));
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
