internal void getDevice(IntPtr m_hCaptureDevice, Hashtable htt, WebSocketSession session, uint m_uDeviceNum)
{
StringBuilder szDeviceName = new StringBuilder("", 260);//定义一个超过256的stringBuilder用于存放Devicename
int a = AVerCapAPI.AVerGetDeviceName(m_uDeviceNum - 1, szDeviceName);
session.Send("{\"value\":\"" + szDeviceName + "\"}");
}
internal void setResolution(IntPtr m_hCaptureDevice, WebSocketSession session, System.Collections.Hashtable htt, uint uVideoSource)
{
//注意，根据圆钢SDK说明，在设置视频参数前，要调用stopsteaming API，在成功设置后，才可以调用startStreaming开始传输
AVerCapAPI.AVerStopStreaming(m_hCaptureDevice);
//以下为设置视频参数
//视频源
int lr = AVerCapAPI.AVerSetVideoSource(m_hCaptureDevice, (uint)VIDEOSOURCE.VIDEOSOURCE_SVIDEO);
//视频制式
int a = AVerCapAPI.AVerSetVideoFormat(m_hCaptureDevice, 1);
//定义视频分辨率对象 VIDEO_RESOLUTION结构体
VIDEO_RESOLUTION VideoResolution = new VIDEO_RESOLUTION();
VideoResolution.dwVersion = 1;
VideoResolution.bCustom = 1;
//显示当前分辨率
//根据传输过来的htt，解析得到的分辨率，并反向定义宽高
int index = Convert.ToInt32(htt["value"]);
switch (index)
{
case (int)VIDEORESOLUTION.VIDEORESOLUTION_176X144:
VideoResolution.dwWidth = 176;
VideoResolution.dwHeight = 144;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_240X176:
VideoResolution.dwWidth = 240;
VideoResolution.dwHeight = 176;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_240X180:
VideoResolution.dwWidth = 240;
VideoResolution.dwHeight = 180;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_320X240:
VideoResolution.dwWidth = 320;
VideoResolution.dwHeight = 240;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_352X240:
VideoResolution.dwWidth = 352;
VideoResolution.dwHeight = 240;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_352X288:
VideoResolution.dwWidth = 352;
VideoResolution.dwHeight = 288;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_640X240:
VideoResolution.dwWidth = 640;
VideoResolution.dwHeight = 240;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_640X288:
VideoResolution.dwWidth = 640;
VideoResolution.dwHeight = 288;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_720X240:
VideoResolution.dwWidth = 720;
VideoResolution.dwHeight = 240;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_720X288:
VideoResolution.dwWidth = 720;
VideoResolution.dwHeight = 288;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_720X480:
VideoResolution.dwWidth = 720;
VideoResolution.dwHeight = 480;
break;
case (int)VIDEORESOLUTION.VIDEORESOLUTION_720X576:
VideoResolution.dwWidth = 720;
VideoResolution.dwHeight = 576;
VideoResolution.dwVideoResolution = 4;
break;
}
int b = AVerCapAPI.AVerSetVideoResolutionEx(m_hCaptureDevice, ref VideoResolution);
uint dwFrameRate = 2500;
int c = AVerCapAPI.AVerSetVideoInputFrameRate(m_hCaptureDevice, dwFrameRate);
AVerCapAPI.AVerStartStreaming(m_hCaptureDevice);
}
internal void getRes(IntPtr m_hCaptureDevice, SuperWebSocket.WebSocketSession session)
{
VIDEO_RESOLUTION VideoResolution = new VIDEO_RESOLUTION();
VideoResolution.dwVersion = 1;
AVerCapAPI.AVerGetVideoResolutionEx(m_hCaptureDevice, ref VideoResolution);
//定义一个uint用于表示目前分辨率的索引
uint m_uVideoResolution = 0;
m_uVideoResolution = VideoResolution.dwVideoResolution;
//定义一个uint列表，装支持的分辨率的索引
List <uint> m_VideoResolutionList = new List <uint>();
m_VideoResolutionList.Clear();
//定义solutionNum，videoSource，videoFormat，调用API必要的参数共有4个，并且都放在结构体VIDEO_RESOLUTION中
uint SolutionNum = 0;
uint m_uVideoSource = 0;
uint m_uVideoFormat = 0;
AVerCapAPI.AVerGetVideoSource(m_hCaptureDevice, ref m_uVideoSource);
AVerCapAPI.AVerGetVideoFormat(m_hCaptureDevice, ref m_uVideoFormat);
AVerCapAPI.AVerGetVideoResolutionSupported(m_hCaptureDevice, m_uVideoSource, m_uVideoFormat, null, ref SolutionNum);
uint[] pdwSupported = new uint[SolutionNum];
AVerCapAPI.AVerGetVideoResolutionSupported(m_hCaptureDevice, m_uVideoSource, m_uVideoFormat, pdwSupported, ref SolutionNum);
//定义一个string数组，装转换后的分辨率;
List <string> resolutionList = new List <string>();
//用下列foreach，根据索引填充list
foreach (uint i in pdwSupported)
{
m_VideoResolutionList.Add(i);
switch (i)
{
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X480:
resolutionList.Add("640X480");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_704X576:
resolutionList.Add("704X576");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X480:
resolutionList.Add("720X480");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X576:
resolutionList.Add("720X576");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1920X1080:
resolutionList.Add("1920X1080");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_160X120:
resolutionList.Add("160X120");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_176X144:
resolutionList.Add("176X144");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_240X176:
resolutionList.Add("240X176");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_240X180:
resolutionList.Add("240X180");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_320X240:
resolutionList.Add("320X240");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_352X240:
resolutionList.Add("352X240");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_352X288:
resolutionList.Add("352X288");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X240:
resolutionList.Add("640X240");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X288:
resolutionList.Add("640X288");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X240:
resolutionList.Add("720X240");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X288:
resolutionList.Add("720X288");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_80X60:
resolutionList.Add("80X60 ");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_88X72:
resolutionList.Add("88X72 ");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_128X96:
resolutionList.Add("128X96 ");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X576:
resolutionList.Add("640X576");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_180X120:
resolutionList.Add("180X120");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_180X144:
resolutionList.Add("180X144");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_360X240:
resolutionList.Add("360X240");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_360X288:
resolutionList.Add("360X288");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_768X576:
resolutionList.Add("768X576");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_384x288:
resolutionList.Add("384x288");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_192x144:
resolutionList.Add("192x144 ");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X720:
resolutionList.Add("1280X720");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1024X768:
resolutionList.Add("1024X768");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X800:
resolutionList.Add("1280X800");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X1024:
resolutionList.Add("1280X1024");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X900:
resolutionList.Add("1440X900");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1600X1200:
resolutionList.Add("1600X1200");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1680X1050:
resolutionList.Add("1680X1050");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_800X600:
resolutionList.Add("800X600");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X768:
resolutionList.Add("1280X768");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1360X768:
resolutionList.Add("1360X768");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1152X864:
resolutionList.Add("1152X864");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X960:
resolutionList.Add("1280X960");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_702X576:
resolutionList.Add("702X576");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X400:
resolutionList.Add("720X400");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1152X900:
resolutionList.Add("1152X900");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1360X1024:
resolutionList.Add("1360X1024");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1366X768:
resolutionList.Add("1366X768");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1400X1050:
resolutionList.Add("1400X1050");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X480:
resolutionList.Add("1440X480");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X576:
resolutionList.Add("1440X576");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1600X900:
resolutionList.Add("1600X900");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1920X1200:
resolutionList.Add("1920X1200");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X1080:
resolutionList.Add("1440X1080");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1600X1024:
resolutionList.Add("1600X1024");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_3840X2160:
resolutionList.Add("3840X2160");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1152X768:
resolutionList.Add("1152X768");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_176X120:
resolutionList.Add("176X120");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_704X480:
resolutionList.Add("704X480");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1792X1344:
resolutionList.Add("1792X1344");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1856X1392:
resolutionList.Add("1856X1392");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1920X1440:
resolutionList.Add("1920X1440");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2048X1152:
resolutionList.Add("2048X1152");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2560X1080:
resolutionList.Add("2560X1080");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2560X1440:
resolutionList.Add("2560X1440");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2560X1600:
resolutionList.Add("2560X1600");
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_4096X2160:
resolutionList.Add("4096X2160");
break;
}
}
//之后，用辅助函数生成JSON用于传送；
session.Send(getResolutionJson(resolutionList));
}