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DeviceSettingsForm.cs
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using AverMediaLib;
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;
namespace AverMediaTestApp
{
public partial class DeviceSettingsForm : Form, IDeviceSettings
{
AvermediaTools avermediaTools;
private uint m_uVideoSource;
private uint m_uVideoFormat;
private bool m_bIsRangeFramerate;
private bool m_bIsRangeResolution;
public bool isLoading;
private bool hasAddedEvents;
private int lastResolution;
private int lastFrameRate;
private int lastVideoSource;
private Timer m_Timer;
private List<uint> m_VideoSourceList;
private List<uint> m_VideoResolutionList;
public DeviceSettingsForm(AvermediaTools avermediaTools)
{
InitializeComponent();
m_Timer = new Timer();
m_uVideoSource = 0;
m_uVideoFormat = 0;
m_bIsRangeFramerate = false;
m_bIsRangeResolution = false;
m_VideoSourceList = new List<uint>();
m_VideoResolutionList = new List<uint>();
this.avermediaTools = avermediaTools;
hasAddedEvents = false;
}
private void DeviceSettingsForm_Load(object sender, EventArgs e)
{
isLoading = true;
uint dwVideoSource = 3;//hdmi
uint dwFormat = 0;
RESOLUTION_RANGE_INFO ResolutionRangeInfo = new RESOLUTION_RANGE_INFO();
ResolutionRangeInfo.dwVersion = 1;
int hr = AVerCapAPI.AVerGetVideoResolutionRangeSupported(avermediaTools.CaptureDeviceHandle, dwVideoSource, dwFormat, ref ResolutionRangeInfo);
if (hr == (int)ERRORCODE.CAP_EC_SUCCESS)
{
if (ResolutionRangeInfo.bRange == 0)
{
m_bIsRangeResolution = false;
}
else
{
m_bIsRangeResolution = true;
}
}
FRAMERATE_RANGE_INFO FrameRateRangeInfo = new FRAMERATE_RANGE_INFO();
FrameRateRangeInfo.dwVersion = 1;
hr = AVerCapAPI.AVerGetVideoInputFrameRateRangeSupported(avermediaTools.CaptureDeviceHandle, dwVideoSource, dwFormat, 0, 0, ref FrameRateRangeInfo);
// AVerCapAPI.AVerGetVideoInput (CaptureDeviceHandle, dwVideoSource, dwFormat, ref ResolutionRangeInfo);
if (hr == (int)ERRORCODE.CAP_EC_SUCCESS)
{
if (FrameRateRangeInfo.bRange == 0)
{
m_bIsRangeFramerate = false;
}
else
{
m_bIsRangeFramerate = true;
}
}
//add range
InitVideoDevice();
if (!hasAddedEvents)
{
cmbFrameRate.SelectedIndexChanged += cmbFrameRate_DropDownClosed;
cmbResolution.SelectedIndexChanged += cmbResolution_DropDownClosed;
cmbVideoSource.SelectedIndexChanged += cmbVideoSource_DropDownClosed;
rbtnNTSC.CheckedChanged += rbtnNTSC_Checked;
rbtnPAL.CheckedChanged += rbtnPAL_Checked;
}
isLoading = false;
hasAddedEvents = true;
}
private void InitVideoDevice()
{
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_STOP || avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
txt_InputVideoInfo.Enabled = true;
cmbVideoSource.Enabled = true;
rbtnNTSC.Enabled = true;
rbtnPAL.Enabled = true;
cmbResolution.Enabled = true;
cmbFrameRate.Enabled = true;
}
else
{
txt_InputVideoInfo.Enabled = false;
cmbVideoSource.Enabled = false;
rbtnNTSC.Enabled = false;
rbtnPAL.Enabled = false;
cmbResolution.Enabled = false;
cmbFrameRate.Enabled = false;
}
InitVideoFormat();
InitVideoSource();
InitInputVideoInfo();
InitVideoResolution();
InitFrameRate();
if (m_Timer.Enabled == true)
{
m_Timer.Stop();
}
m_Timer.Interval = 1000;
m_Timer.Tick += new EventHandler(m_Timer_Tick);
m_Timer.Start();
}
private void m_Timer_Tick(object sender, EventArgs e)
{
InitInputVideoInfo();
}
private void InitVideoFormat()
{
uint uVideoFormat = 0;
int iReturn = AVerCapAPI.AVerGetVideoFormat(avermediaTools.CaptureDeviceHandle, ref uVideoFormat);
if (iReturn == (int)ERRORCODE.CAP_EC_NOT_SUPPORTED)
{
rbtnNTSC.Enabled = false;
rbtnPAL.Enabled = false;
return;
}
switch (uVideoFormat)
{
case (uint)VIDEOFORMAT.VIDEOFORMAT_NTSC:
rbtnNTSC.Checked = true;
break;
case (uint)VIDEOFORMAT.VIDEOFORMAT_PAL:
rbtnPAL.Checked = true;
break;
}
}
private void InitVideoResolution()
{
m_VideoResolutionList.Clear();
cmbResolution.Items.Clear();
AVerCapAPI.AVerGetVideoSource(avermediaTools.CaptureDeviceHandle, ref m_uVideoSource);
AVerCapAPI.AVerGetVideoFormat(avermediaTools.CaptureDeviceHandle, ref m_uVideoFormat);
uint SolutionNum = 0;
AVerCapAPI.AVerGetVideoResolutionSupported(avermediaTools.CaptureDeviceHandle, m_uVideoSource, m_uVideoFormat, null, ref SolutionNum);
uint[] pdwSupported = new uint[SolutionNum];
AVerCapAPI.AVerGetVideoResolutionSupported(avermediaTools.CaptureDeviceHandle, m_uVideoSource, m_uVideoFormat, pdwSupported, ref SolutionNum);
uint m_uVideoResolution = 0;
VIDEO_RESOLUTION VideoResolution = avermediaTools.GetActualVideoResolution();
m_uVideoResolution = VideoResolution.dwVideoResolution;
int index = 0;
foreach (uint i in pdwSupported)
{
m_VideoResolutionList.Add(i);
switch (i)
{
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X480:
cmbResolution.Items.Add("640X480");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_704X576:
cmbResolution.Items.Add("704X576");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X480:
cmbResolution.Items.Add("720X480");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X576:
cmbResolution.Items.Add("720X576");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1920X1080:
cmbResolution.Items.Add("1920X1080");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_160X120:
cmbResolution.Items.Add("160X120");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_176X144:
cmbResolution.Items.Add("176X144");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_240X176:
cmbResolution.Items.Add("240X176");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_240X180:
cmbResolution.Items.Add("240X180");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_320X240:
cmbResolution.Items.Add("320X240");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_352X240:
cmbResolution.Items.Add("352X240");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_352X288:
cmbResolution.Items.Add("352X288");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X240:
cmbResolution.Items.Add("640X240");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X288:
cmbResolution.Items.Add("640X288");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X240:
cmbResolution.Items.Add("720X240");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X288:
cmbResolution.Items.Add("720X288");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_80X60:
cmbResolution.Items.Add("80X60 ");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_88X72:
cmbResolution.Items.Add("88X72 ");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_128X96:
cmbResolution.Items.Add("128X96 ");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_640X576:
cmbResolution.Items.Add("640X576");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_180X120:
cmbResolution.Items.Add("180X120");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_180X144:
cmbResolution.Items.Add("180X144");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_360X240:
cmbResolution.Items.Add("360X240");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_360X288:
cmbResolution.Items.Add("360X288");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_768X576:
cmbResolution.Items.Add("768X576");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_384x288:
cmbResolution.Items.Add("384x288");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_192x144:
cmbResolution.Items.Add("192x144 ");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X720:
cmbResolution.Items.Add("1280X720");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1024X768:
cmbResolution.Items.Add("1024X768");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X800:
cmbResolution.Items.Add("1280X800");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X1024:
cmbResolution.Items.Add("1280X1024");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X900:
cmbResolution.Items.Add("1440X900");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1600X1200:
cmbResolution.Items.Add("1600X1200");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1680X1050:
cmbResolution.Items.Add("1680X1050");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_800X600:
cmbResolution.Items.Add("800X600");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X768:
cmbResolution.Items.Add("1280X768");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1360X768:
cmbResolution.Items.Add("1360X768");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1152X864:
cmbResolution.Items.Add("1152X864");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1280X960:
cmbResolution.Items.Add("1280X960");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_702X576:
cmbResolution.Items.Add("702X576");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_720X400:
cmbResolution.Items.Add("720X400");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1152X900:
cmbResolution.Items.Add("1152X900");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1360X1024:
cmbResolution.Items.Add("1360X1024");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1366X768:
cmbResolution.Items.Add("1366X768");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1400X1050:
cmbResolution.Items.Add("1400X1050");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X480:
cmbResolution.Items.Add("1440X480");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X576:
cmbResolution.Items.Add("1440X576");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1600X900:
cmbResolution.Items.Add("1600X900");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1920X1200:
cmbResolution.Items.Add("1920X1200");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1440X1080:
cmbResolution.Items.Add("1440X1080");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1600X1024:
cmbResolution.Items.Add("1600X1024");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_3840X2160:
cmbResolution.Items.Add("3840X2160");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1152X768:
cmbResolution.Items.Add("1152X768");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_176X120:
cmbResolution.Items.Add("176X120");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_704X480:
cmbResolution.Items.Add("704X480");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1792X1344:
cmbResolution.Items.Add("1792X1344");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1856X1392:
cmbResolution.Items.Add("1856X1392");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_1920X1440:
cmbResolution.Items.Add("1920X1440");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2048X1152:
cmbResolution.Items.Add("2048X1152");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2560X1080:
cmbResolution.Items.Add("2560X1080");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2560X1440:
cmbResolution.Items.Add("2560X1440");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_2560X1600:
cmbResolution.Items.Add("2560X1600");
index = index + 1;
break;
case (uint)VIDEORESOLUTION.VIDEORESOLUTION_4096X2160:
cmbResolution.Items.Add("4096X2160");
index = index + 1;
break;
}
if (m_uVideoResolution == i)
{
cmbResolution.SelectedIndex = index - 1;
lastResolution = cmbResolution.SelectedIndex;
}
}
string videoWidth = VideoResolution.dwWidth.ToString();
string videoHeight = VideoResolution.dwHeight.ToString();
if (VideoResolution.bCustom == 1)
{
cmbResolution.Enabled = false;
}
else
{
cmbResolution.Enabled = true;
}
}
public bool InitFrameRate()
{
if (m_bIsRangeFramerate)
{
cmbFrameRate.Enabled = false;
//textBox_FrameRate.IsEnabled = true;
//button_SetFrameRate.IsEnabled = true;
uint uFrameRate = 0;
int ir = AVerCapAPI.AVerGetVideoInputFrameRate(avermediaTools.CaptureDeviceHandle, ref uFrameRate);
if (ir != (int)ERRORCODE.CAP_EC_SUCCESS)
{
return false;
}
//textBox_FrameRate.Text = uFrameRate.ToString();
}
else
{
cmbFrameRate.Enabled = true;
cmbFrameRate.Items.Clear();
uint uNum = 0;
int lr = 0;
VIDEO_RESOLUTION VideoResolution = avermediaTools.GetActualVideoResolution();
lr = AVerCapAPI.AVerGetVideoInputFrameRateSupportedEx(avermediaTools.CaptureDeviceHandle, m_uVideoSource, m_uVideoFormat, VideoResolution.dwVideoResolution, null, ref uNum);
uint[] pdwSupported = new uint[uNum];
if (lr != (int)ERRORCODE.CAP_EC_SUCCESS)
{
if (lr == (int)ERRORCODE.CAP_EC_NOT_SUPPORTED)
{
cmbFrameRate.Enabled = false;
return true;
}
return false;
}
uint dwVideoFrameRate = 0;
AVerCapAPI.AVerGetVideoInputFrameRate(avermediaTools.CaptureDeviceHandle, ref dwVideoFrameRate);
lr = AVerCapAPI.AVerGetVideoInputFrameRateSupportedEx(avermediaTools.CaptureDeviceHandle, m_uVideoSource, m_uVideoFormat, VideoResolution.dwVideoResolution, pdwSupported, ref uNum);
if (lr != (int)ERRORCODE.CAP_EC_SUCCESS)
{
return false;
}
bool bSelected = false;
for (int i = 0; i < uNum; i++)
{
cmbFrameRate.Items.Add(pdwSupported[i].ToString());
if (pdwSupported[i] == dwVideoFrameRate)
{
cmbFrameRate.SelectedIndex = i;
lastFrameRate = cmbFrameRate.SelectedIndex;
bSelected = true;
}
}
if (!bSelected)
{
cmbFrameRate.SelectedIndex = 0;
lastFrameRate = cmbFrameRate.SelectedIndex;
}
}
return true;
}
private void InitVideoSource()
{
//Clear
//Clear
m_VideoSourceList.Clear();
cmbVideoSource.Items.Clear();
//Init
uint SourceNum = 0;
AVerCapAPI.AVerGetVideoSourceSupported(avermediaTools.CaptureDeviceHandle, null, ref SourceNum);
uint[] pdwSupported = new uint[SourceNum];
AVerCapAPI.AVerGetVideoSourceSupported(avermediaTools.CaptureDeviceHandle, pdwSupported, ref SourceNum);
int index = 0;
foreach (int i in pdwSupported)
{
switch (i)
{
case 0:
cmbVideoSource.Items.Add("composite");
m_VideoSourceList.Add(0);
index = index + 1;
break;
case 1:
cmbVideoSource.Items.Add("S-Video");
m_VideoSourceList.Add(1);
index = index + 1;
break;
case 2:
cmbVideoSource.Items.Add("component");
m_VideoSourceList.Add(2);
index = index + 1;
break;
case 3:
cmbVideoSource.Items.Add("HDMI");
m_VideoSourceList.Add(3);
index = index + 1;
break;
case 4:
cmbVideoSource.Items.Add("VGA");
m_VideoSourceList.Add(4);
index = index + 1;
break;
case 5:
cmbVideoSource.Items.Add("SDI");
m_VideoSourceList.Add(5);
index = index + 1;
break;
case 6:
cmbVideoSource.Items.Add("ASI");
m_VideoSourceList.Add(6);
index = index + 1;
break;
case 7:
cmbVideoSource.Items.Add("DVI");
m_VideoSourceList.Add(7);
index = index + 1;
break;
}
}
uint uVideoSource = 0;
int nSelIndex = 0;
AVerCapAPI.AVerGetVideoSource(avermediaTools.CaptureDeviceHandle, ref uVideoSource);
for (int i = 0; i < index; i++)
{
if (uVideoSource == m_VideoSourceList[i])
{
nSelIndex = i;
break;
}
}
if (cmbVideoSource.Items.Count > 0)
{
cmbVideoSource.SelectedIndex = nSelIndex;
lastVideoSource = cmbVideoSource.SelectedIndex;
}
}
private void InitInputVideoInfo()
{
INPUT_VIDEO_INFO InputVideoInfo = new INPUT_VIDEO_INFO();
InputVideoInfo.dwVersion = 2;
int bSignalPresence = 0;
String strInputInfo, strVideoInfo, strSignalPresence, strHDCPProtected, strAudioSamplingRate;
if ((int)ERRORCODE.CAP_EC_SUCCESS != AVerCapAPI.AVerGetSignalPresence(avermediaTools.CaptureDeviceHandle, ref bSignalPresence))
{
txt_InputVideoInfo.Text = "Can't get signal presence.";
return;
}
if (bSignalPresence != 0)
{
strSignalPresence = " Signal Presence: TRUE";
}
else
{
strSignalPresence = " Signal Presence: FALSE";
}
if ((int)ERRORCODE.CAP_EC_SUCCESS != AVerCapAPI.AVerGetVideoInfo(avermediaTools.CaptureDeviceHandle, ref InputVideoInfo))
{
txt_InputVideoInfo.Text = "Get input video info failed!";
return;
}
double dFrameRate = InputVideoInfo.dwFramerate / 100.0;
uint uWidth = InputVideoInfo.dwWidth;
uint uHeight = InputVideoInfo.dwHeight;
if (InputVideoInfo.bProgressive == 1)
{
strVideoInfo = string.Format(" Video: {0,-4:d}*{1,-4:d}@{2,4:f2}p", uWidth, uHeight, dFrameRate);
}
else
{
strVideoInfo = string.Format(" Video: {0,-4:d}*{1,-4:d}@{2,4:f2}i", uWidth, uHeight, dFrameRate * 2);
}
uint dwMode = 0;
AVerCapAPI.AVerGetMacroVisionMode(avermediaTools.CaptureDeviceHandle, ref dwMode);
if (dwMode > 0)
{
strHDCPProtected = " HDCP Protected: TRUE";
}
else
{
strHDCPProtected = " HDCP Protected: FALSE";
}
INPUT_AUDIO_INFO InputAudioInfo = new INPUT_AUDIO_INFO();
InputAudioInfo.dwVersion = 1;
if ((int)ERRORCODE.CAP_EC_SUCCESS != AVerCapAPI.AVerGetAudioInfo(avermediaTools.CaptureDeviceHandle, ref InputAudioInfo))
{
strAudioSamplingRate = " Audio: Analog Not Support";
}
else
{
strAudioSamplingRate = string.Format(" Audio: {0,-6:d}Hz", InputAudioInfo.dwSamplingRate);
}
strInputInfo = "Input Source Status:\r\n\r\n" + strSignalPresence + "\r\n\r\n" + strHDCPProtected + "\r\n\r\n" + strVideoInfo + "\r\n\r\n" + strAudioSamplingRate;
txt_InputVideoInfo.Text = strInputInfo;
}
private void DeviceSettingsForm_FormClosing(object sender, FormClosingEventArgs e)
{
if (m_Timer.Enabled == true)
{
m_Timer.Stop();
}
avermediaTools.SaveSettings();
}
public void UpdateDemoWindow(DEMOSTATE DemoState)
{
InitVideoDevice();
}
private void rbtnNTSC_Checked(object sender, EventArgs e)
{
if (isLoading)
return;
if(!rbtnNTSC.Checked)
return;
//add not supported
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.stopStreaming();
}
int lr = (int)ERRORCODE.CAP_EC_INIT_DEVICE_FAILED;
try
{
lr = AVerCapAPI.AVerSetVideoFormat(avermediaTools.CaptureDeviceHandle, (uint)VIDEOFORMAT.VIDEOFORMAT_PAL);
}
catch (Exception exc) { lr = (int)ERRORCODE.CAP_EC_INIT_DEVICE_FAILED; }
if (lr != (int)ERRORCODE.CAP_EC_SUCCESS)
{
rbtnNTSC.Checked = false;
}
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.startStreaming(refreshDeviceSettings: false);
}
else
{
InitVideoDevice();
}
}
private void rbtnPAL_Checked(object sender, EventArgs e)
{
if (isLoading)
return;
if (!rbtnPAL.Checked)
return;
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.stopStreaming();
}
AVerCapAPI.AVerSetVideoFormat(avermediaTools.CaptureDeviceHandle, (uint)VIDEOFORMAT.VIDEOFORMAT_PAL);
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.startStreaming(refreshDeviceSettings: false);
}
}
private void cmbFrameRate_DropDownClosed(object sender, EventArgs e)
{
if (isLoading)
return;
if (lastFrameRate == cmbFrameRate.SelectedIndex)
return;
uint dwVideoFrameRate = 0;
if (uint.TryParse(cmbFrameRate.SelectedItem.ToString(), out dwVideoFrameRate))
{
lastFrameRate = cmbFrameRate.SelectedIndex;
avermediaTools.ChangeFrameRate(dwVideoFrameRate);
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.stopStreaming();
}
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.startStreaming(refreshDeviceSettings: false);
}
}
}
private void cmbResolution_DropDownClosed(object sender, EventArgs e)
{
if (isLoading)
return;
if (cmbResolution.SelectedIndex == -1 || lastResolution == cmbResolution.SelectedIndex)
return;
lastResolution = cmbResolution.SelectedIndex;
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.stopStreaming();
}
uint nVideoResolution = 0;
int nSelIndex = cmbResolution.SelectedIndex;
nVideoResolution = (uint)m_VideoResolutionList[nSelIndex];
VIDEO_RESOLUTION VideoResolution = AVerCapAPI.GetVideoResolutionByIndex(nVideoResolution);
VideoResolution.dwVersion = 1;
VideoResolution.bCustom = 0;
avermediaTools.ChangeVideoResolution(VideoResolution);
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.startStreaming(refreshDeviceSettings: false);
}
}
private void cmbVideoSource_DropDownClosed(object sender, EventArgs e)
{
if (isLoading)
return;
if (cmbVideoSource.SelectedIndex == lastVideoSource)
return;
lastVideoSource = cmbVideoSource.SelectedIndex;
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.stopStreaming();
}
uint VideoSource = m_VideoSourceList[(cmbVideoSource.SelectedIndex)];
int lr = AVerCapAPI.AVerSetVideoSource(avermediaTools.CaptureDeviceHandle, VideoSource);
if (lr != (int)ERRORCODE.CAP_EC_SUCCESS)
{
MessageBox.Show("Set Video Source failed!");
}
if (avermediaTools.m_DemoState == DEMOSTATE.DEMO_STATE_PREVIEW)
{
avermediaTools.startStreaming(refreshDeviceSettings: false);
}
}
}
}