跪求C#通过摄像头实现录像并且能录音源程序,顶者有分 在线等

[luluyy]

通过摄像头做一个录像的程序逻，还可以录制声音，求源程序~

技术上面的流程也可以说下`~一点头绪也没有` 在网上找了找代码 能录像但不能录音`而且开始录制以后不能关闭~ 不能保存为本地的文件`~ 请教各位大虾帮忙` 不是小弟懒`~ 真是没有头绪`忘高人指点迷津 我一定动手去试试` 先谢谢了~

[周详521]

study

[hou881011]

关注!!!!!!!

[MadeInTexas]

关注。。。。

[niitnanfeng]

标记下

[anncesky]

以前只用fsm2做过，用c#可能要

[panzi667]

UP

[uglywolf]

那个codeproject上有一些源代码，你可以去搜一下

[lihuyin]

http://book.csdn.net/bookfiles/499/10049917239.shtml
这上面有代码示例.

[ken_sniper]

帮顶，这个应该在codeproject网站上有，大多数估计用DX中的DSHOW\DSOUND做的。

[wenrenhua08]

我做过一个不过是用C＃做的。

[luluyy]

经过大家的指点`看资料 小弟写出来了下面的程序~为了让大家看着方便`把所有的东西都放到form下面了`没有写在类里`

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.Drawing.Imaging;
using System.IO;

namespace webcam
{
    public partial class Form1 : Form
    {
        private int hHwnd;
        private IntPtr lwndC;       //保存无符号句柄
        public Form1()
        {
            InitializeComponent();
        }

        public struct videohdr_tag
        {
            public byte[] lpData;
            public int dwBufferLength;
            public int dwBytesUsed;
            public int dwTimeCaptured;
            public int dwUser;
            public int dwFlags;
            public int[] dwReserved;

        }
        public delegate bool CallBack(int hwnd, int lParam);
        ///   <summary>   
        ///   必需的设计器变量。   
        ///   </summary>   
        [DllImport("avicap32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
        public static extern int capCreateCaptureWindowA([MarshalAs(UnmanagedType.VBByRefStr)]   ref   string lpszWindowName, int dwStyle, int x, int y, int nWidth, short nHeight, int hWndParent, int nID);
        [DllImport("avicap32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
        public static extern bool capGetDriverDescriptionA(short wDriver, [MarshalAs(UnmanagedType.VBByRefStr)]   ref   string lpszName, int cbName, [MarshalAs(UnmanagedType.VBByRefStr)]   ref   string lpszVer, int cbVer);
        [DllImport("user32", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
        public static extern bool DestroyWindow(int hndw);
        [DllImport("user32", EntryPoint = "SendMessageA", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
        public static extern int SendMessage(int hwnd, int wMsg, int wParam, [MarshalAs(UnmanagedType.AsAny)]   object lParam);
        [DllImport("user32", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
        public static extern int SetWindowPos(int hwnd, int hWndInsertAfter, int x, int y, int cx, int cy, int wFlags);
        [DllImport("vfw32.dll")]
        public static extern string capVideoStreamCallback(int hwnd, videohdr_tag videohdr_tag);
        [DllImport("vicap32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
        public static extern bool capSetCallbackOnFrame(int hwnd, string s);

        [DllImport("User32.dll")]
        public static extern bool SendMessage(IntPtr hWnd, int wMsg, bool wParam, int lParam);
        [DllImport("User32.dll")]
        public static extern bool SendMessage(IntPtr hWnd, int wMsg, short wParam, int lParam);

        private const int WM_USER = 0x400;
        private const int WS_CHILD = 0x40000000;
        private const int WS_VISIBLE = 0x10000000;
        private const int SWP_NOMOVE = 0x2;
        private const int SWP_NOZORDER = 0x4;
        private const int WM_CAP_START = WM_USER;
        private const int WM_CAP_STOP = WM_CAP_START+68;
        private const int WM_CAP_SEQUENCE = WM_CAP_START + 62;
        private const int WM_CAP_FILE_SET_CAPTURE_FILEA = WM_CAP_START + 20;

        /// <summary>
        ///开始 录制
        /// </summary>
        /// <param name="path">保存路径</param>
        private void StarKinescope(string path)
        {
            IntPtr hBmp = Marshal.StringToHGlobalAnsi(path);
            SendMessage(hHwnd, WM_CAP_FILE_SET_CAPTURE_FILEA, 0, hBmp.ToInt32());
            SendMessage(hHwnd, WM_CAP_SEQUENCE, 0, 0);
        }
        /// <summary>
        /// 停止录制
        /// </summary>
        /// <param name="path"></param>
        public void StopKinescope()
        {
            SendMessage(lwndC, WM_CAP_STOP, 0, 0);
        }
        private void OpenCapture()
        {
            try
            {
                int intWidth = this.panel1.Width;
                int intHeight = this.panel1.Height;
                int intDevice = 0;
                string refDevice = intDevice.ToString();
                hHwnd = Form1.capCreateCaptureWindowA(ref   refDevice, 1342177280, 0, 0, 640, 480, this.panel1.Handle.ToInt32(), 0);
                if (Form1.SendMessage(hHwnd, 0x40a, intDevice, 0) > 0)
                {
                    Form1.SendMessage(this.hHwnd, 0x435, -1, 0);
                    Form1.SendMessage(this.hHwnd, 0x434, 0x42, 0);
                    Form1.SendMessage(this.hHwnd, 0x432, -1, 0);
                    Form1.SetWindowPos(this.hHwnd, 1, 0, 0, intWidth, intHeight, 6);
                }
                else
                {
                    Form1.DestroyWindow(this.hHwnd);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }
        }
        //开始录像
        private void button1_Click(object sender, EventArgs e)
        {
            this.button1.Enabled = false;
            this.button2.Enabled = true;
            this.button3.Enabled = true;
            this.OpenCapture();
            StarKinescope(@"c:\a.avi");
        }
        //关闭录像
        private void button2_Click(object sender, EventArgs e)
        {
            this.button1.Enabled = true;
            this.button2.Enabled = false;
            this.button3.Enabled = false;
            Form1.SendMessage(this.hHwnd, 0x40b, 0, 0);
            Form1.DestroyWindow(this.hHwnd);   
        }
        //拍照
        private void button3_Click(object sender, EventArgs e)
        {
            try
            {
                Form1.SendMessage(this.hHwnd, 0x41e, 0, 0);
                IDataObject obj1 = Clipboard.GetDataObject();
                if (obj1.GetDataPresent(typeof(Bitmap)))
                {
                    Image image1 = (Image)obj1.GetData(typeof(Bitmap));
                    image1.Save(@"C:\Documents and Settings\Administrator\桌面\aa.bmp");
                    MessageBox.Show("图像已经保存到桌面");
                }
            }
            catch(Exception ex)
            {
                MessageBox.Show("截取头像失败，请联系管理员，错误原因为"+ex.ToString());
            }
        }
        private void Form1_Load(object sender, EventArgs e)
        {
            this.button2.Enabled = false;
            this.button3.Enabled = false;
        }
    }
}

现在遇到的问题是：
1。只能录像`不能录音` 我想要的是录像与录音同时进行` 录完后保存下来`即有录像又有录音像电影一样`
2。压缩问题：现在录制好了以后 只要30秒吧差不多就50M-60M了如果有声音了估计会更大`~

希望大家能给点建议 或参考资料 先谢谢了 上面的代码供大家看看，还望大家能给指点一下~~

[techsky]

顶顶

[mlhy20060406]

up

[luluyy]

别沉啊 麻烦看到的帮顶下` 谢了`

[ken_sniper]

继续帮顶

[joejan]

我也想知道答案。

[ygp285369675]

帮顶，我也想知道

[ggxboy]

没下文了啊

[laomengzi]

lz视频太大了，如何解决呀？？

[kstg4807394]

运行时不能拍照怎么办