/// <summary>
/// 初始化视频捕捉器
/// </summary>
private void iniVideoCapturer()
{
canvasBitmap = new Bitmap(VideoSize.Width, VideoSize.Height);
using (Graphics g = Graphics.FromImage(canvasBitmap))
g.FillRectangle(Brushes.Bisque, 0, 0, canvasBitmap.Width, canvasBitmap.Height);
gfx = cLocal.CreateGraphics();
gfx.DrawImage(canvasBitmap, 0, 0, canvasBitmap.Width, canvasBitmap.Height);
cam = new CamCapture();
var deviceList = cam.GetDeviceList(); //获得驱动列表
selectedDeviceMetrics = cam.SelectDevice(deviceList[0]); //获得尺寸大小
cam.SelectMetrics(selectedDeviceMetrics[0]);
bool res = cam.Start(); //开始捕捉视频
if (res == false)
{
//IMLibrary3.Global.MsgShow("没有可用的摄像头。");
}
metrics = cam.Metrics;//获得尺寸
encoder = new StreamCoders.Encoder.H264Encoder();
encoder.Framerate = 11;
encoder.SetInputResolution((uint)VideoSize.Width, (uint)VideoSize.Height);
encoder.IFrameFrequency = 40;
encoder.Bitrate = 128000;
encoder.PayloadType = 103;
res = encoder.Init();
if (res == false)
{
//IMLibrary3.Global.MsgShow("无法初始化视频编码器。");
return;
}
byte[] zeroBuffer = new byte[VideoSize.Width * VideoSize.Height * 3];
byte[] initData = encoder.EncodeToArray(zeroBuffer);
decoder = new StreamCoders.Decoder.H264Decoder();
decoder.SetInputResolution((uint)VideoSize.Width, (uint)VideoSize.Height);
decoder.SetInputFrameRate(11);
res = ((StreamCoders.Decoder.H264Decoder)decoder).Init(initData);
if (res == false)
{
//IMLibrary3.Global.MsgShow("无法初始化视频解码器。");
return;
}
timer1.Interval = (int)(1000.0 / 25);
timer1.Start();
}
/// <summary>
/// 初始化视频捕捉器
/// </summary>
private void iniVideoCapturer()
{
canvasBitmap = new Bitmap(VideoSize.Width, VideoSize.Height);
using (Graphics g = Graphics.FromImage(canvasBitmap))
g.FillRectangle(Brushes.Bisque, 0, 0, canvasBitmap.Width, canvasBitmap.Height);
gfx = cLocal.CreateGraphics();
gfx.DrawImage(canvasBitmap, 0, 0, canvasBitmap.Width, canvasBitmap.Height);
cam = new CamCapture();
var deviceList = cam.GetDeviceList();//获得驱动列表
selectedDeviceMetrics = cam.SelectDevice(deviceList[0]);//获得尺寸大小
cam.SelectMetrics(selectedDeviceMetrics[0]);
bool res = cam.Start();//开始捕捉视频
if (res == false)
{
//IMLibrary3.Global.MsgShow("没有可用的摄像头。");
}
metrics = cam.Metrics;//获得尺寸
encoder = new StreamCoders.Encoder.H264Encoder();
encoder.Framerate = 11;
encoder.SetInputResolution((uint)VideoSize.Width, (uint)VideoSize.Height);
encoder.IFrameFrequency = 40;
encoder.Bitrate = 128000;
encoder.PayloadType = 103;
res = encoder.Init();
if (res == false)
{
//IMLibrary3.Global.MsgShow("无法初始化视频编码器。");
return;
}
byte[] zeroBuffer = new byte[VideoSize.Width * VideoSize.Height * 3];
byte[] initData = encoder.EncodeToArray(zeroBuffer);
decoder = new StreamCoders.Decoder.H264Decoder();
decoder.SetInputResolution((uint)VideoSize.Width, (uint)VideoSize.Height);
decoder.SetInputFrameRate(11);
res = ((StreamCoders.Decoder.H264Decoder)decoder).Init(initData);
if (res == false)
{
//IMLibrary3.Global.MsgShow("无法初始化视频解码器。");
return;
}
timer1.Interval = (int)(1000.0 / 25);
timer1.Start();
}
