.net下的摄像头操作及截图和录像功能的实现(1)--源码放送

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; using AForge; using AForge.Video; using AForge.Video.DirectShow; namespace DemoCamera { public partial class FrmMain : Form { private FilterInfoCollection videoDevices; private VideoCaptureDevice videoSource; private bool Record; private PictureBox piccapture; public FrmMain() { InitializeComponent(); InitForm(); } private void InitForm() { videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice); foreach (FilterInfo item in videoDevices) { cbxcamera.Items.Add(item.Name); } this.ClientSize = Screen.PrimaryScreen.Bounds.Size; vfplayer.Height = this.Height - 100; piccapture = new PictureBox(); piccapture.Site = this.Site; piccapture.Dock = DockStyle.Fill; piccapture.SendToBack(); piccapture.Visible = false; this.Controls.Add(piccapture); } private void btnstart_Click(object sender, EventArgs e) { videoSource = new VideoCaptureDevice(videoDevices[0].MonikerString); if (videoSource != null) { vfplayer.VideoSource = videoSource; vfplayer.NewFrame += vfplayer_NewFrame; vfplayer.BackgroundImageLayout = ImageLayout.Zoom; vfplayer.Start(); } } void vfplayer_NewFrame(object sender, ref Bitmap image) { if (Record) { //videowriter.Open("1.mp4", image.Width, image.Height, 20, VideoCodec.MPEG4); //videowriter.WriteVideoFrame(image); } } private void btnrecord_Click(object sender, EventArgs e) { Record = true; } private void btnstop_Click(object sender, EventArgs e) { Record = false; vfplayer.Stop(); } private void btncapture_Click(object sender, EventArgs e) { if (vfplayer.IsRunning) { piccapture.Image = vfplayer.GetCurrentVideoFrame(); piccapture.Show(); vfplayer.Visible = false; } } } }