int CameraBase<TCam, TCamTraits>::getNumberOfCameras() {
const sp<ICameraService> cs = getCameraService();
if (!cs.get()) {
// as required by the public Java APIs
return 0;
}
return cs->getNumberOfCameras();
}
sp<Camera> Camera::connect(int cameraId)
{
ALOGV("connect");
sp<Camera> c = new Camera();
const sp<ICameraService>& cs = getCameraService();
if (cs != 0) {
c->mCamera = cs->connect(c, cameraId);
}
if (c->mCamera != 0) {
c->mCamera->asBinder()->linkToDeath(c);
c->mStatus = NO_ERROR;
} else {
c.clear();
}
return c;
}
sp<TCam> CameraBase<TCam, TCamTraits>::connect(int cameraId,
const String16& clientPackageName,
int clientUid)
{
ALOGV("%s: connect", __FUNCTION__);
sp<TCam> c = new TCam(cameraId);
sp<TCamCallbacks> cl = c;
const sp<ICameraService>& cs = getCameraService();
if (cs != 0) {
c->mCamera = cs->connect(cl, cameraId, clientPackageName, clientUid);
}
if (c->mCamera != 0) {
c->mCamera->asBinder()->linkToDeath(c);
c->mStatus = NO_ERROR;
} else {
c.clear();
}
return c;
}
sp<TCam> CameraBase<TCam, TCamTraits>::connect(int cameraId,
const String16& clientPackageName,
int clientUid)
{
ALOGV("%s: connect", __FUNCTION__);
sp<TCam> c = new TCam(cameraId);
sp<TCamCallbacks> cl = c;
status_t status = NO_ERROR;
const sp<ICameraService>& cs = getCameraService();
if (cs != 0) {
TCamConnectService fnConnectService = TCamTraits::fnConnectService;
status = (cs.get()->*fnConnectService)(cl, cameraId, clientPackageName, clientUid,
/*out*/ c->mCamera);
}
if (status == OK && c->mCamera != 0) {
c->mCamera->asBinder()->linkToDeath(c);
c->mStatus = NO_ERROR;
} else {
ALOGW("An error occurred while connecting to camera: %d", cameraId);
c.clear();
}
return c;
}
status_t Camera::getCameraInfo(int cameraId,
struct CameraInfo* cameraInfo) {
const sp<ICameraService>& cs = getCameraService();
if (cs == 0) return UNKNOWN_ERROR;
return cs->getCameraInfo(cameraId, cameraInfo);
}
int32_t Camera::getNumberOfCameras()
{
const sp<ICameraService>& cs = getCameraService();
if (cs == 0) return 0;
return cs->getNumberOfCameras();
}
status_t CameraBase<TCam, TCamTraits>::removeServiceListener(
const sp<ICameraServiceListener>& listener) {
const sp<ICameraService>& cs = getCameraService();
if (cs == 0) return UNKNOWN_ERROR;
return cs->removeListener(listener);
}