C# 调用麦克风摄像头，录制视频Demo源码(基于Oraycn.MCapture)

C#语言基础

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开发语言：C#
实例大小：7.72M
下载次数：52
浏览次数：720
发布时间：2019-10-17
实例类别：C#语言基础
发布人：2453722469
文件格式：.rar
所需积分：5

实例介绍

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【实例简介】

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【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ESBasic;
using Oraycn.MCapture;
using Oraycn.MFile;

namespace Oraycn.RecordDemo
{
    public partial class Form1 : Form
    {
        private ICameraCapturer cameraCapturer;
        private IMicrophoneCapturer microphoneCapturer;
        private VideoFileMaker videoFileMaker;
        private int fps = 10;//帧频

        public Form1()
        {
            InitializeComponent();

            Oraycn.MCapture.GlobalUtil.SetAuthorizedUser("FreeUser", "");
            Oraycn.MFile.GlobalUtil.SetAuthorizedUser("FreeUser", "");
        }

        //启动摄像头、麦克风设备，开始采集
        private void button3_Click(object sender, EventArgs e)
        {
            try
            {
                //根据选择创建对应的采集器
                this.cameraCapturer = CapturerFactory.CreateCameraCapturer(0, new Size(int.Parse(this.textBox_width.Text), int.Parse(this.textBox_height.Text)), this.fps);
                this.cameraCapturer.ImageCaptured = new ESBasic.CbGeneric<Bitmap>(cameraCapturer_ImageCaptured);
                this.cameraCapturer.CaptureError = new CbGeneric<Exception>(cameraCapturer_CaptureError);
                this.microphoneCapturer = CapturerFactory.CreateMicrophoneCapturer(0);
                this.microphoneCapturer.AudioCaptured = new ESBasic.CbGeneric<byte[]>(microphoneCapturer_AudioCaptured);
                this.microphoneCapturer.CaptureError = new CbGeneric<Exception>(microphoneCapturer_CaptureError);

                //开始采集
                this.cameraCapturer.Start();
                this.microphoneCapturer.Start();

                this.button3.Enabled = false;
                this.button_startRecord.Enabled = true;
                this.button_stopRecord.Enabled = false;
                this.panel_camera.Enabled = false;
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message);
            }
        }

        void microphoneCapturer_CaptureError(Exception obj)
        {

        }

        void cameraCapturer_CaptureError(Exception obj)
        {

        }

        private volatile bool isRecording = false;
        //开始录制
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                this.audioCount = 0;
                this.videoFileMaker = new VideoFileMaker();
                this.videoFileMaker.AutoDisposeVideoFrame = true;
                this.videoFileMaker.Initialize("test.mp4", VideoCodecType.H264, int.Parse(this.textBox_width.Text), int.Parse(this.textBox_height.Text), this.fps, VideoQuality.Middle, AudioCodecType.AAC, 16000, 1, true);
                this.isRecording = true;

                this.button_startRecord.Enabled = false;
                this.button_stopRecord.Enabled = true;
                this.panel_camera.Enabled = false;
                this.label_recording.Visible = true;
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message);
            }
        }

        //停止录制
        private void button2_Click(object sender, EventArgs e)
        {
            try
            {
                this.Cursor = Cursors.WaitCursor;
                CbGeneric cb = new CbGeneric(this.StopRecordAsyn);
                cb.BeginInvoke(null, null);
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message);
            }
        }

        private void StopRecordAsyn()
        {
            this.isRecording = false;
            this.videoFileMaker.Close(true);
            this.videoFileMaker.Dispose();
            this.videoFileMaker = null;
            this.AfterStopRecord();
        }

        private void AfterStopRecord()
        {
            if (this.InvokeRequired)
            {
                this.BeginInvoke(new CbGeneric(this.AfterStopRecord));
            }
            else
            {
                this.button_startRecord.Enabled = true;
                this.button_stopRecord.Enabled = false;
                this.panel_camera.Enabled = false;
                this.label_recording.Visible = false;
                this.Cursor = Cursors.Default;
                MessageBox.Show("录制完成！" (this.audioCount * 0.02).ToString() "秒。");
            }
        }

        private int audioCount = 0;
        void microphoneCapturer_AudioCaptured(byte[] audioData) //采集到的语音数据
        {
            if (this.isRecording)
            {
                this.videoFileMaker.AddAudioFrame(audioData);
                this.audioCount;
            }
        }

        private int videoCount = 0;
        //采集到的视频或桌面图像
        void cameraCapturer_ImageCaptured(Bitmap img)
        {
            if (this.isRecording)
            {
                this.DisplayVideo((Bitmap)img.Clone());
                this.videoFileMaker.AddVideoFrame(img);
                this.videoCount;
            }
            else
            {
                this.DisplayVideo(img);
            }
        }

        private void DisplayVideo(Bitmap img)
        {
            if (this.InvokeRequired)
            {
                this.BeginInvoke(new ESBasic.CbGeneric<Bitmap>(this.DisplayVideo), img);
            }
            else
            {
                Bitmap old = (Bitmap)this.pictureBox1.BackgroundImage;
                this.pictureBox1.BackgroundImage = img;
                if (old != null)
                {
                    old.Dispose();
                }
            }
        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (this.isRecording)
            {
                MessageBox.Show("正在录制视频，请先停止！");
                e.Cancel = true;
                return;
            }

            if (this.cameraCapturer == null)
            {
                return;
            }

            //停止采集
            this.cameraCapturer.Stop();
            this.microphoneCapturer.Stop();
        }
    }
}

标签： 摄像头麦克风摄像

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