RecordControlApplication/Channel.h

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#ifndef CHANNEL_H
#define CHANNEL_H
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#include "Json.h"
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#include "Link.h"
#include <QObject>
#include <QTimer>
class Channel : public QObject {
Q_OBJECT
public:
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enum PlaybackState {
Stop,
Playback,
Pause,
Error,
Finish
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};
enum Resolution {
VO_OUTPUT_1080I60,
VO_OUTPUT_1600x1200_60,
VO_OUTPUT_1280x1024_60,
VO_OUTPUT_1280x720_60,
VO_OUTPUT_1024x768_60,
VO_OUTPUT_800x600_60
};
explicit Channel(const QString& name, const QVariantMap& params, QObject* parent = nullptr);
~Channel();
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void init();
// 输出分辨率
void changeOutputResolution(Resolution resolution);
void changeInputResolution(int width, int height);
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// 录制
void startRecord();
void stopRecord();
// 回放
bool startPlayback(QString path);
void seek(int pos);
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void togglePause();
void startPlayLive();
void showFinishPromot();
// 音量
static QVariantMap getVolume();
static void volumeUp();
static void volumeDown();
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public:
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QString channelName;
// 视频输入输出
LinkObject* videoInput = nullptr;
LinkObject* videoOutput = nullptr;
QVariantMap videoOutputParams;
// 视频编码
LinkObject* videoEncoder = nullptr;
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QVariantMap videoEncoderParams;
// 外接音频输入输出
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static LinkObject* lineIn; // 外部音频输入
static LinkObject* resample; // 重采样
static LinkObject* lineOut; // 外部音频输出
static LinkObject* gain; // 音量增益
static LinkObject* volume; // 音量
static int maxGian; // 最大增益
static int minGain; // 最小增益
static int curGain; // 当前增益
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// 通道音频输入输出
LinkObject* audioInput = nullptr; // 通道音频输入
LinkObject* audioOutput = nullptr; // 通道音频输入
LinkObject* audioEncoder = nullptr; // 音频编码器
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QVariantMap audioEncoderParams; // 编码参数
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// 视频录制
LinkObject* record = nullptr;
LinkObject* calDuration = nullptr;
LinkObject* calAudioDecoder = nullptr;
LinkObject* calVideoDecoder = nullptr;
int duration = 10 * 60 * 1000; // 单个视频时长
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bool isRecord = false;
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QString startTime; // 本次录制文件的开始时间
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QString curTime; // 当前录制文件的开始时间
int segmentId = 0; // 分片录制的id
// 水印
LinkObject* overlay = nullptr; // 水印,提示是否在录制视频
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QVariantMap recordOverlay; // 录制状态下的水印参数
QVariantMap norecordOverlay; // 非录制状态下的水印参数
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// 视频回放
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int playbackDuration = 0; // 当前播放视频的时长单位ms
LinkObject* inputFile = nullptr;
LinkObject* videoDecoder = nullptr;
LinkObject* audioDecoder = nullptr;
LinkObject* image = nullptr;
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PlaybackState state = Stop;
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// 视频推流
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static LinkObject* rtspServer;
LinkObject* rtsp = nullptr;
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QString pushCode;
QMap<Resolution, QString> resolutionMap; // 分辨率列表
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private slots:
void onNewEvent(QString msg, QVariant data);
void saveVideoInfo(QString curTime, int segmentId);
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signals:
void playEnd();
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void showRecordState(bool state);
void appendOneVideo();
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private:
void loadOverlayConfig();
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};
#endif // CHANNEL_H