using AForge.Video;
using AForge.Video.DirectShow;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace SOH.BasicSettings
{
    public partial class frm_cjk_test : Form
    {
        public frm_cjk_test()
        {
            InitializeComponent();
        }
        VideoCaptureDevice videoDevice;
        public frm_cjk_test(string sb, string fbl) : this()
        {
            videoDevice = new VideoCaptureDevice(sb);
            var videoCapabilities = videoDevice.VideoCapabilities;
            int h = int.Parse(fbl.Split('x')[1]);
            int w = int.Parse(fbl.Split('x')[0]);
            this.Width = w;
            this.Height = h;
            foreach (var vc in videoCapabilities) { 
                if (vc.FrameSize.Width == w && vc.FrameSize.Height == h)
                    videoDevice.VideoResolution = vc;
        }
    

    /*
    if ((snapshotCapabilities != null) && (snapshotCapabilities.Length != 0))
    {
        videoDevice.ProvideSnapshots = true;
        videoDevice.SnapshotResolution = snapshotCapabilities[snapshotResolutionsCombo.SelectedIndex];
        videoDevice.SnapshotFrame += new NewFrameEventHandler(videoDevice_SnapshotFrame);
    }

    EnableConnectionControls(false);
    */
    videoSourcePlayer.VideoSource = videoDevice;
            videoSourcePlayer.Start();
        }

        private void frm_cjk_test_Load(object sender, EventArgs e)
        {

        }

        private void Disconnect()
        {
            if (videoSourcePlayer.VideoSource != null)
            {
                // stop video device
                videoSourcePlayer.SignalToStop();
                videoSourcePlayer.WaitForStop();
                videoSourcePlayer.VideoSource = null;

                if (videoDevice.ProvideSnapshots)
                {
                    //videoDevice.SnapshotFrame -= new NewFrameEventHandler(videoDevice_SnapshotFrame);
                }

                //EnableConnectionControls(true);
            }
        }

        private void frm_cjk_test_FormClosing(object sender, FormClosingEventArgs e)
        {
            Disconnect();
        }

        public void getpic()
        {
            Bitmap bmp = null;
            bmp = videoSourcePlayer.GetCurrentVideoFrame();
            if (bmp == null)
            {
                MessageBox.Show("捕获图像失败！", "提示");
                return;
            }

            bmp.Save(Application.StartupPath + "\\" + Guid.NewGuid() + ".jpg", ImageFormat.Jpeg);
        }
    }
}