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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Contains implementation of a class EmulatedBaseCamera that encapsulates
* functionality common to all emulated camera device versions ("fake",
* "webcam", "video file", "cam2.0" etc.). Instances of this class (for each
* emulated camera) are created during the construction of the
* EmulatedCameraFactory instance. This class serves as an entry point for all
* camera API calls that are common across all versions of the
* camera_device_t/camera_module_t structures.
*/
#define LOG_NDEBUG 0
#define LOG_TAG "EmulatedCamera_BaseCamera"
#include <log/log.h>
#include "EmulatedBaseCamera.h"
namespace android {
EmulatedBaseCamera::EmulatedBaseCamera(int cameraId,
uint32_t cameraVersion,
struct hw_device_t* device,
struct hw_module_t* module)
: mCameraInfo(NULL),
mCameraID(cameraId),
mCameraDeviceVersion(cameraVersion)
{
/*
* Initialize camera_device descriptor for this object.
*/
/* Common header */
device->tag = HARDWARE_DEVICE_TAG;
device->version = cameraVersion;
device->module = module;
device->close = NULL; // Must be filled in by child implementation
}
EmulatedBaseCamera::~EmulatedBaseCamera()
{
}
status_t EmulatedBaseCamera::getCameraInfo(struct camera_info* info)
{
ALOGV("%s", __FUNCTION__);
info->device_version = mCameraDeviceVersion;
if (mCameraDeviceVersion >= HARDWARE_DEVICE_API_VERSION(2, 0)) {
info->static_camera_characteristics = mCameraInfo;
} else {
info->static_camera_characteristics = (camera_metadata_t*)0xcafef00d;
}
return NO_ERROR;
}
status_t EmulatedBaseCamera::plugCamera() {
ALOGE("%s: not supported", __FUNCTION__);
return INVALID_OPERATION;
}
status_t EmulatedBaseCamera::unplugCamera() {
ALOGE("%s: not supported", __FUNCTION__);
return INVALID_OPERATION;
}
camera_device_status_t EmulatedBaseCamera::getHotplugStatus() {
return CAMERA_DEVICE_STATUS_PRESENT;
}
} /* namespace android */
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