解释"recorder.h"
时间: 2023-05-27 13:04:09 浏览: 50
"recorder.h"是一个C++头文件,通常用于编写录音机应用程序。它包含定义录音机对象和相关函数的类、结构体和变量。通过包含这个头文件,可以使用其中定义的函数和对象来实现录音机功能,比如录制音频、播放音频、停止录制或播放等操作。
相关问题
用QT5写一个电脑录音并且录音后将录音数据通过TCP客户端发送到服务器的主要代码并给出 .pro .h .cpp 文件
以下是一个用QT5写的电脑录音并通过TCP客户端发送到服务器的示例代码,包括.pro、.h和.cpp文件。
.pro文件:
```
QT += network
TARGET = RecorderClient
CONFIG += c++11 console
SOURCES += main.cpp recorder.cpp
HEADERS += recorder.h
```
.recorder.h文件:
```cpp
#ifndef RECORDER_H
#define RECORDER_H
#include <QObject>
#include <QTcpSocket>
#include <QAudioInput>
class Recorder : public QObject
{
Q_OBJECT
public:
explicit Recorder(QObject *parent = nullptr);
signals:
public slots:
void startRecording();
void stopRecording();
private slots:
void sendData();
private:
QTcpSocket *m_tcpSocket;
QAudioInput *m_audioInput;
QByteArray m_buffer;
bool m_isRecording;
};
#endif // RECORDER_H
```
.recorder.cpp文件:
```cpp
#include "recorder.h"
#include <QDebug>
#include <QHostAddress>
Recorder::Recorder(QObject *parent) : QObject(parent)
{
m_isRecording = false;
m_tcpSocket = new QTcpSocket(this);
}
void Recorder::startRecording()
{
if (m_isRecording) {
qDebug() << "Already recording.";
return;
}
m_isRecording = true;
QAudioFormat format;
format.setSampleRate(44100);
format.setChannelCount(2);
format.setSampleSize(16);
format.setCodec("audio/pcm");
format.setByteOrder(QAudioFormat::LittleEndian);
format.setSampleType(QAudioFormat::SignedInt);
QAudioDeviceInfo info(QAudioDeviceInfo::defaultInputDevice());
if (!info.isFormatSupported(format)) {
qDebug() << "Format not supported.";
return;
}
m_audioInput = new QAudioInput(format, this);
m_audioInput->start(m_tcpSocket);
connect(m_tcpSocket, SIGNAL(connected()), this, SLOT(sendData()));
}
void Recorder::stopRecording()
{
if (!m_isRecording) {
qDebug() << "Not recording.";
return;
}
m_audioInput->stop();
m_audioInput->deleteLater();
m_audioInput = nullptr;
m_isRecording = false;
}
void Recorder::sendData()
{
m_buffer.resize(m_audioInput->bytesReady());
m_audioInput->read(m_buffer.data(), m_buffer.size());
m_tcpSocket->write(m_buffer);
}
```
main.cpp文件:
```cpp
#include <QCoreApplication>
#include "recorder.h"
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
Recorder recorder;
recorder.startRecording();
return a.exec();
}
```
这个示例代码使用Qt Network模块与服务器建立TCP连接,并使用Qt Multimedia模块进行录音。在录音期间,数据将被实时发送到服务器。您需要自行实现服务器端来接收和保存此数据。
写一个关于QT5的实现录音和TCP客户端功能的安卓手机的主要代码并给出相关的 .h .cpp .pro文件
以下是一个简单的关于QT5在安卓手机上实现录音和TCP客户端功能的主要代码,包括.h、.cpp和.pro文件:
main.cpp
```
#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include "audiorecorder.h"
#include "tcpclient.h"
int main(int argc, char *argv[])
{
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
QGuiApplication app(argc, argv);
qmlRegisterType<AudioRecorder>("com.example.audiorecorder", 1, 0, "AudioRecorder");
qmlRegisterType<TcpClient>("com.example.tcpclient", 1, 0, "TcpClient");
QQmlApplicationEngine engine;
engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
if (engine.rootObjects().isEmpty())
return -1;
return app.exec();
}
```
audiorecorder.h
```
#ifndef AUDIORECORDER_H
#define AUDIORECORDER_H
#include <QObject>
#include <QAudioRecorder>
class AudioRecorder : public QObject
{
Q_OBJECT
public:
explicit AudioRecorder(QObject *parent = nullptr);
Q_INVOKABLE void startRecording();
Q_INVOKABLE void stopRecording();
signals:
private:
QAudioRecorder *m_recorder;
QString m_filePath;
};
#endif // AUDIORECORDER_H
```
audiorecorder.cpp
```
#include "audiorecorder.h"
AudioRecorder::AudioRecorder(QObject *parent) : QObject(parent)
{
m_recorder = new QAudioRecorder(this);
m_filePath = QStringLiteral("/sdcard/record.wav"); // 指定录音文件路径
m_recorder->setOutputLocation(QUrl::fromLocalFile(m_filePath));
}
void AudioRecorder::startRecording()
{
m_recorder->record();
}
void AudioRecorder::stopRecording()
{
m_recorder->stop();
}
```
tcpclient.h
```
#ifndef TCPCLIENT_H
#define TCPCLIENT_H
#include <QObject>
#include <QTcpSocket>
class TcpClient : public QObject
{
Q_OBJECT
public:
explicit TcpClient(QObject *parent = nullptr);
Q_INVOKABLE void connectToServer(QString host, int port);
Q_INVOKABLE void sendMessage(QString message);
signals:
private:
QTcpSocket *m_socket;
};
#endif // TCPCLIENT_H
```
tcpclient.cpp
```
#include "tcpclient.h"
TcpClient::TcpClient(QObject *parent) : QObject(parent)
{
m_socket = new QTcpSocket(this);
}
void TcpClient::connectToServer(QString host, int port)
{
m_socket->connectToHost(host, port);
}
void TcpClient::sendMessage(QString message)
{
QByteArray data = message.toUtf8();
m_socket->write(data);
}
```
.pro文件
```
QT += qml quick core multimedia network
CONFIG += c++11 qt console
CONFIG -= app_bundle
SOURCES += \
main.cpp \
audiorecorder.cpp \
tcpclient.cpp
RESOURCES += qml.qrc
HEADERS += \
audiorecorder.h \
tcpclient.h
OTHER_FILES += \
android/AndroidManifest.xml \
android/res/drawable/icon.png \
android/res/values/strings.xml \
android/src/org/qtproject/qt5/android/bindings/QtApplication.java \
android/src/org/qtproject/qt5/android/bindings/QtActivity.java
```