wrapper/gstreamer/v4l2dev.cpp

/*
 * v4l2dev.cpp - wrapper of V4l2Device
 *
 *  Copyright (c) 2015 Intel Corporation
 *
 * 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.
 *
 * Author: John Ye <john.ye@intel.com>
 */

#include "v4l2dev.h"
namespace XCam {

SmartPtr<MainDeviceManager> DeviceManagerInstance::_device_manager (NULL);
Mutex               DeviceManagerInstance::_device_manager_mutex;

SmartPtr<MainDeviceManager>&
DeviceManagerInstance::device_manager_instance ()
{
    SmartLock lock (_device_manager_mutex);
    if (_device_manager.ptr())
        return _device_manager;

    _device_manager = new MainDeviceManager;
    return _device_manager;
}


const char*         MainDeviceManager::_capture_device_name (NULL);
const char*         MainDeviceManager::_event_device_name (NULL);
const char*         MainDeviceManager::_cpf_file_name (NULL);

MainDeviceManager::MainDeviceManager()
{
    _device = new AtomispDevice (_capture_device_name);
    _sub_device = new V4l2SubDevice (_event_device_name);
    _isp_controller = new IspController (_device);

#if HAVE_IA_AIQ
    _x3a_analyzer = new X3aAnalyzerAiq (_isp_controller, _cpf_file_name);
#else
    _x3a_analyzer = new X3aAnalyzerSimple ();
#endif

    _image_processor = new IspImageProcessor (_isp_controller);

    this->set_capture_device (_device);
    this->set_event_device (_sub_device);
    this->set_isp_controller (_isp_controller);
    this->set_analyzer (_x3a_analyzer);
    this->add_image_processor (_image_processor);
}

MainDeviceManager::~MainDeviceManager()
{}

void
MainDeviceManager::set_capture_device_name (const char* name)
{
    _capture_device_name = name;
}

void
MainDeviceManager::set_event_device_name (const char* name)
{
    _event_device_name = name;
}

void
MainDeviceManager::set_cpf_file_name (const char* name)
{
    _cpf_file_name = name;
}

void
MainDeviceManager::handle_message (SmartPtr<XCamMessage> &msg)
{
    XCAM_UNUSED (msg);
}

void
MainDeviceManager::handle_buffer (SmartPtr<VideoBuffer> &buf)
{
    pthread_mutex_lock (&bufs_mutex);
    bufs.push (buf);
    if (bufs.size() == 1)
        pthread_cond_signal (&bufs_cond);
    pthread_mutex_unlock (&bufs_mutex);
}

SmartPtr<X3aAnalyzer> &
MainDeviceManager::get_x3a_analyzer () {
    return _x3a_analyzer;
}

};