/*
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* v4l2_device.h - v4l2 device
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*
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* Copyright (c) 2014-2015 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Author: Wind Yuan <feng.yuan@intel.com>
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*/
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#ifndef XCAM_FAKE_V4L2_DEVICE_H
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#define XCAM_FAKE_V4L2_DEVICE_H
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#include <v4l2_device.h>
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#include "rk_aiq_types_priv.h"
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namespace XCam {
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class FakeV4l2Device : public V4l2Device
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{
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public:
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FakeV4l2Device () : V4l2Device("/dev/zero")
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{
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_pipe_fd[0] = -1;
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_pipe_fd[1] = -1;
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_use_type = 0;
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}
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virtual ~FakeV4l2Device () {
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}
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virtual XCamReturn open (bool nonblock = false);
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virtual XCamReturn close ();
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int create_notify_pipe ();
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void destroy_notify_pipe ();
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virtual XCamReturn start ();
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virtual XCamReturn stop () ;
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virtual XCamReturn get_format (struct v4l2_format &format);
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virtual int poll_event (int timeout_msec, int stop_fd);
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virtual XCamReturn dequeue_buffer (SmartPtr<V4l2Buffer> &buf);
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// use as less as possible
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virtual int io_control (int cmd, void *arg);
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void on_timer_proc();
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void enqueue_rawbuffer(struct rk_aiq_vbuf_info *vbinfo);
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virtual int get_use_type() {return _use_type;}
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virtual void set_use_type(int type) {_use_type = type;}
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protected:
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Mutex _mutex;
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int _pipe_fd[2];
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std::list<struct rk_aiq_vbuf_info> _buf_list;
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XCAM_DEAD_COPY (FakeV4l2Device);
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uint32_t get_available_buffer_index ();
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int _use_type;
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};
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};
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#endif // XCAM_FAKE_V4L2_DEVICE_H
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