79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/*
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* Copyright (c) 2023 Fancy Code.
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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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#ifndef FFMPEG_BASE_H
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#define FFMPEG_BASE_H
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#include "IMediaBase.h"
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#include "MediaBase.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <libavcodec/avcodec.h>
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#include <libavcodec/packet.h>
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#include <libavformat/avformat.h>
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#include <libavutil/avassert.h>
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#include <libavutil/avutil.h>
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#include <libavutil/channel_layout.h>
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#include <libavutil/imgutils.h>
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#include <libavutil/mathematics.h>
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#include <libavutil/opt.h>
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#include <libavutil/timestamp.h>
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#include <libswresample/swresample.h>
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#include <libswscale/swscale.h>
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#ifdef __cplusplus
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}
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#endif
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#include <thread>
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// a wrapper around a single output AVStream
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typedef struct OutputStream
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{
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AVStream *st;
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AVCodecContext *enc;
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/* pts of the next frame that will be generated */
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int64_t next_pts;
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int samples_count;
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AVFrame *frame;
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AVFrame *tmp_frame;
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AVPacket *tmp_pkt;
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float t, tincr, tincr2;
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struct SwsContext *sws_ctx;
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struct SwrContext *swr_ctx;
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} OutputStream;
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class FfmpegBase : public IMediaBase, public std::enable_shared_from_this<FfmpegBase>
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{
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public:
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FfmpegBase();
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FfmpegBase(const MediaHandleType &type);
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virtual ~FfmpegBase() = default;
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protected:
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void InitFfmpeg(void);
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void UnInitFfmpeg(void);
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protected:
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static const char *InputFormat(const MediaHandleType &type);
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static AVMediaType MediaTypeConvert(const MediaHandleType &type);
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protected:
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const MediaHandleType mType;
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enum AVMediaType mFFmpegMediaType;
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bool mTaskRuning;
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std::thread mTaskTimerThread;
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};
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#endif |