/*
* Copyright (C) 2014 Intel Corporation. All rights reserved.
*
* 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.
*/
#ifndef v4l2_encode_h
#define v4l2_encode_h
#include <vector>
#include "v4l2_codecbase.h"
#include "VideoEncoderInterface.h"
using namespace YamiMediaCodec;
typedef SharedPtr < IVideoEncoder > EncoderPtr;
class V4l2Encoder : public V4l2CodecBase
{
public:
V4l2Encoder();
~V4l2Encoder() {};
virtual int32_t ioctl(int request, void* arg);
virtual void* mmap(void* addr, size_t length,
int prot, int flags, unsigned int offset);
protected:
virtual bool start();
virtual bool stop();
virtual bool acceptInputBuffer(struct v4l2_buffer *qbuf);
virtual bool giveOutputBuffer(struct v4l2_buffer *dqbuf);
virtual bool inputPulse(uint32_t index);
virtual bool outputPulse(uint32_t &index);
private:
bool UpdateVideoParameters(bool isInputThread=false);
EncoderPtr m_encoder;
VideoParamsCommon m_videoParams;
Lock m_videoParamsLock;
bool m_videoParamsChanged;
uint32_t m_maxOutputBufferSize;
uint8_t *m_outputBufferSpace;
std::vector<VideoEncRawBuffer> m_inputFrames;
std::vector<VideoEncOutputBuffer> m_outputFrames;
bool m_separatedStreamHeader;
bool m_requestStreamHeader;
bool m_forceKeyFrame;
};
#endif