|
|
|
|
|
#ifndef READSTREAM_H
|
|
|
|
|
|
#define READSTREAM_H
|
|
|
|
|
|
|
|
|
|
|
|
#include <QDebug>
|
|
|
|
|
|
#include <QMutex>
|
|
|
|
|
|
#include <QObject>
|
|
|
|
|
|
#include <QQueue>
|
|
|
|
|
|
#include <QSize>
|
|
|
|
|
|
#include <QThread>
|
|
|
|
|
|
|
|
|
|
|
|
#include "avpacketqueuemanager.h"
|
|
|
|
|
|
#include "decodestream.h"
|
|
|
|
|
|
#include "ffmpeginclude.h"
|
|
|
|
|
|
#include "pushstream.h"
|
|
|
|
|
|
#include "savestream.h"
|
|
|
|
|
|
|
|
|
|
|
|
class ReadStream : public QObject {
|
|
|
|
|
|
Q_OBJECT
|
|
|
|
|
|
public:
|
|
|
|
|
|
explicit ReadStream(QObject *parent = nullptr);
|
|
|
|
|
|
~ReadStream();
|
|
|
|
|
|
bool openFile(const QString &url);
|
|
|
|
|
|
bool setStreamDecoder(DecodeStream *decodeStreamer);
|
|
|
|
|
|
bool setStreamSaver(SaveStream *streamSaver);
|
|
|
|
|
|
bool setStreamPusher(PushStream *streamPusher); // 开启推流
|
|
|
|
|
|
void close();
|
|
|
|
|
|
|
|
|
|
|
|
public slots:
|
|
|
|
|
|
void startPullStream();
|
|
|
|
|
|
signals:
|
|
|
|
|
|
// void startDecodeSignal();
|
|
|
|
|
|
void startPullStreamSignal();
|
|
|
|
|
|
void sendErrorMessageSignal(QString message, int type);
|
|
|
|
|
|
|
|
|
|
|
|
private:
|
|
|
|
|
|
void initFFmpeg(); // 初始化ffmpeg库（整个程序中只需加载一次）
|
|
|
|
|
|
bool initObject(); // 初始化对象
|
|
|
|
|
|
// void showError(int err); // 显示ffmpeg执行错误时的错误信息
|
|
|
|
|
|
// qreal rationalToDouble(AVRational* rational); //
|
|
|
|
|
|
// 将AVRational转换为double
|
|
|
|
|
|
void clear(); // 清空读取缓冲
|
|
|
|
|
|
void free(); // 释放
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* @brief 重连
|
|
|
|
|
|
* @return 重连成功或失败
|
|
|
|
|
|
*/
|
|
|
|
|
|
bool reconnect();
|
|
|
|
|
|
|
|
|
|
|
|
bool isValidAVPacket(AVPacket *pkt);
|
|
|
|
|
|
|
|
|
|
|
|
private:
|
|
|
|
|
|
bool m_pushStreamFlag = false; // 推流开始标识
|
|
|
|
|
|
bool m_decodeStreamFlag = false;
|
|
|
|
|
|
bool m_saveStreamFlag = false;
|
|
|
|
|
|
QString m_pullURL; // 拉流地址
|
|
|
|
|
|
int MAXRECONNECT = 12; // 最大重连次数
|
|
|
|
|
|
qreal m_frameRate = 0; // 视频帧率
|
|
|
|
|
|
QSize m_size; // 视频分辨率大小
|
|
|
|
|
|
uchar *m_buffer = nullptr;
|
|
|
|
|
|
bool m_start = true;
|
|
|
|
|
|
bool m_end = false;
|
|
|
|
|
|
int64_t m_startTime;
|
|
|
|
|
|
|
|
|
|
|
|
AVFormatContext *m_formatContext = nullptr; // 解封装上下文
|
|
|
|
|
|
AVCodecContext *m_codecContext = nullptr; // 解码器上下文
|
|
|
|
|
|
// SwsContext* m_swsContext = nullptr; // 图像转换上下文
|
|
|
|
|
|
AVPacket *m_inputPacket = nullptr; // 数据包
|
|
|
|
|
|
int m_videoIndex = 0; // 视频流索引
|
|
|
|
|
|
int QUEUECAPACITY = 100;
|
|
|
|
|
|
// QQueue<AVPacket *> m_packetsQueue;
|
|
|
|
|
|
// QQueue<AVPacket *> m_saverQueue;
|
|
|
|
|
|
// QQueue<AVPacket *> m_pusherQueue;
|
|
|
|
|
|
|
|
|
|
|
|
DecodeStream *m_streamDecoder = nullptr;
|
|
|
|
|
|
SaveStream *m_streamSaver = nullptr;
|
|
|
|
|
|
PushStream *m_streamPusher = nullptr;
|
|
|
|
|
|
|
|
|
|
|
|
// QMutex m_mutex;
|
|
|
|
|
|
AVPacketQueueManager m_queueManager;
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
#endif // READSTREAM_H
|
