mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-23 03:10:04 +08:00
c72cf4cbcc
* feat: remove using namespace mediakit in header files. (cherry picked from commit d44aeb339a8a0e1f0455be82b21fe4b1b536299f) * feat: remove using namespace mediakit in FFmpegSource.h * feat: remove using namespace mediakit in RtpExt.h * feat: remove using namespace mediakit in header files. * feat: remove using namespace std in header files. * feat: remove using namespace std in header files when zltoolkit remove std in header * 补充命名空间 * 整理命名空间 * 整理命名空间2 * 修复macos ci * 修复编译问题 * 修复编译问题2 * 修复编译问题3 Co-authored-by: Johnny <hellojinqiang@gmail.com> Co-authored-by: Xiaofeng Wang <wasphin@gmail.com>
141 lines
3.3 KiB
C++
141 lines
3.3 KiB
C++
/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef ZLMEDIAKIT_MP4_H
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#define ZLMEDIAKIT_MP4_H
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#ifdef ENABLE_MP4
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#include <memory>
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#include <string>
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#include "mp4-writer.h"
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#include "mov-writer.h"
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#include "mov-reader.h"
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#include "mpeg4-hevc.h"
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#include "mpeg4-avc.h"
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#include "mpeg4-aac.h"
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#include "mov-buffer.h"
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#include "mov-format.h"
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namespace mediakit {
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//mp4文件IO的抽象接口类
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class MP4FileIO : public std::enable_shared_from_this<MP4FileIO> {
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public:
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using Ptr = std::shared_ptr<MP4FileIO>;
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using Writer = std::shared_ptr<mp4_writer_t>;
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using Reader = std::shared_ptr<mov_reader_t>;
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MP4FileIO() = default;
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virtual ~MP4FileIO() = default;
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/**
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* 创建mp4复用器
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* @param flags 支持0、MOV_FLAG_FASTSTART、MOV_FLAG_SEGMENT
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* @param is_fmp4 是否为fmp4还是普通mp4
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* @return mp4复用器
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*/
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virtual Writer createWriter(int flags, bool is_fmp4 = false);
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/**
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* 创建mp4解复用器
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* @return mp4解复用器
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*/
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virtual Reader createReader();
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/**
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* 获取文件读写位置
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*/
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virtual uint64_t onTell() = 0;
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/**
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* seek至文件某处
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* @param offset 文件偏移量
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* @return 是否成功(0成功)
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*/
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virtual int onSeek(uint64_t offset) = 0;
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/**
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* 从文件读取一定数据
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* @param data 数据存放指针
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* @param bytes 指针长度
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* @return 是否成功(0成功)
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*/
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virtual int onRead(void *data, size_t bytes) = 0;
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/**
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* 写入文件一定数据
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* @param data 数据指针
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* @param bytes 数据长度
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* @return 是否成功(0成功)
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*/
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virtual int onWrite(const void *data, size_t bytes) = 0;
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};
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//磁盘MP4文件类
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class MP4FileDisk : public MP4FileIO {
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public:
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using Ptr = std::shared_ptr<MP4FileDisk>;
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MP4FileDisk() = default;
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~MP4FileDisk() override = default;
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/**
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* 打开磁盘文件
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* @param file 文件路径
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* @param mode fopen的方式
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*/
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void openFile(const char *file, const char *mode);
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/**
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* 关闭磁盘文件
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*/
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void closeFile();
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protected:
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uint64_t onTell() override;
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int onSeek(uint64_t offset) override;
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int onRead(void *data, size_t bytes) override;
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int onWrite(const void *data, size_t bytes) override;
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private:
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std::shared_ptr<FILE> _file;
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};
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class MP4FileMemory : public MP4FileIO{
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public:
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using Ptr = std::shared_ptr<MP4FileMemory>;
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MP4FileMemory() = default;
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~MP4FileMemory() override = default;
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/**
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* 获取文件大小
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*/
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size_t fileSize() const;
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/**
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* 获取并清空文件缓存
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*/
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std::string getAndClearMemory();
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protected:
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uint64_t onTell() override;
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int onSeek(uint64_t offset) override;
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int onRead(void *data, size_t bytes) override;
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int onWrite(const void *data, size_t bytes) override;
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private:
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uint64_t _offset = 0;
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std::string _memory;
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};
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}//namespace mediakit
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#endif //NABLE_MP4RECORD
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#endif //ZLMEDIAKIT_MP4_H
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