hunting/utils/MediaBase/src/FfmpegOutputStream.h
2024-07-06 17:07:57 +08:00

64 lines
2.0 KiB
C++

/*
* Copyright (c) 2023 Fancy Code.
* 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 FFMPEG_OUTPUT_STREAM_H
#define FFMPEG_OUTPUT_STREAM_H
#include "FfmpegDecoder.h"
#include "FfmpegEncoder.h"
#ifdef __cplusplus
extern "C" {
#endif
#include <libavcodec/avcodec.h>
#include <libavcodec/packet.h>
#include <libavformat/avformat.h>
#include <libavutil/avassert.h>
#include <libavutil/avutil.h>
#include <libavutil/channel_layout.h>
#include <libavutil/imgutils.h>
#include <libavutil/mathematics.h>
#include <libavutil/opt.h>
#include <libavutil/timestamp.h>
#include <libswresample/swresample.h>
#include <libswscale/swscale.h>
#ifdef __cplusplus
}
#endif
#include <functional>
#include <memory>
class FfmpegOutputStream
{
public:
FfmpegOutputStream(const AVCodecID &encodecId, const AVCodecID &dncodecId);
virtual ~FfmpegOutputStream() = default;
bool Init(AVFormatContext *outputFormat);
void UnInit(void);
void WriteSourceData(const void *data, const size_t &size);
void SetWriteSourceDataCallback(std::function<void(AVPacket *pkt)> callback);
bool CheckStreamHeader(const void *data, const size_t &size);
private:
void GetDecodeDataCallback(AVFrame *frame);
private:
const AVCodecID mEncodecId;
const AVCodecID mDeccodecId;
AVPacket *mTmpPkt;
std::shared_ptr<FfmpegEncoder> mEncoder;
std::shared_ptr<FfmpegDecoder> mDecoder;
AVStream *mStream;
std::function<void(AVFrame *)> mDecodeCallback;
std::function<void(AVPacket *)> mEncodeCallback;
bool mStreamHeaderWritten;
};
#endif