/// <summary>
/// 停止播放流媒体
/// </summary>
public void StopPlay()
{
this.btnPlay.Enabled = false;
if (ChannelId > 0)
{
if (this.btnRecord.Checked)
{
// 正在录制则进行停止
LogAppend("正在停止视频录制...");
// 停止录像
this.btnRecord.Checked = false;
PlayerMethods.CarEyePlayer_StopManuRecording(ChannelId);
LogAppend("视频录制已停止.");
}
// 预览停止代码
PlayerMethods.CarEyePlayer_CloseStream(ChannelId);
UrlApiHelper.ControlVideo(Token.TerminalId, Token.LogicChn, VedioControlType.Stop);
ChannelId = -1;
}
LinkToken(null);
mImagePath = null;
mVideoPath = null;
UpdateDisplayStatus();
}
/// <summary>
/// 控件销毁时进行资源释放
/// </summary>
/// <param name="e"></param>
protected override void OnHandleDestroyed(EventArgs e)
{
// 释放资源
if (ChannelId > 0)
{
// 相应资源回收处理代码
PlayerMethods.CarEyePlayer_CloseStream(ChannelId);
ChannelId = -1;
}
base.OnHandleDestroyed(e);
}
/// <summary>
/// 设置截图存储路径
/// </summary>
/// <param name="aPath"></param>
public void SetImagePath(string aPath)
{
if (string.IsNullOrEmpty(aPath))
{
return;
}
mImagePath = aPath;
if (ChannelId > 0)
{
PlayerMethods.CarEyePlayer_SetManuPicShotPath(ChannelId, mImagePath);
}
}
/// <summary>
/// 设置视频存储路径
/// </summary>
/// <param name="aPath"></param>
public void SetVideoPath(string aPath)
{
if (string.IsNullOrEmpty(aPath))
{
return;
}
mVideoPath = aPath;
if (ChannelId > 0)
{
PlayerMethods.CarEyePlayer_SetManuRecordPath(ChannelId, mVideoPath);
}
}
/// <summary>
/// 静音切换
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSound_Click(object sender, EventArgs e)
{
if (!IsPlaying)
{
return;
}
if (this.btnSound.Checked)
{
this.btnSound.Checked = false;
PlayerMethods.CarEyePlayer_StopSound();
return;
}
mParent.PlayChnSound(ChannelId);
}
/// <summary>
/// 开始播放流媒体
/// </summary>
/// <returns></returns>
public bool StartPlay()
{
if (ChannelId > 0)
{
return(true);
}
if (Token == null)
{
LogAppend("无效的监控终端。。。");
return(false);
}
if (string.IsNullOrEmpty(this.Token.Url))
{
LogAppend("视频监控地址无效。。。");
return(false);
}
// TCP连接 YUY2显示,软解码
ChannelId = PlayerMethods.CarEyePlayer_OpenStream(this.Token.Url, this.lblView.Handle, RENDER_FORMAT.DISPLAY_FORMAT_YUY2,
1, string.Empty, string.Empty,
mPlayerCallBack, this.Handle, false);
if (ChannelId <= 0)
{
this.btnPlay.Enabled = true;
LogAppend("视频监控打开失败...");
return(false);
}
// 设置缓存
// 最大帧缓存为30,超过该值将只播放I帧
PlayerMethods.CarEyePlayer_SetFrameCache(ChannelId, 3);
mParent.PlayChnSound(ChannelId);
// 按比例播放
PlayerMethods.CarEyePlayer_SetShownToScale(ChannelId, 1);
// 设置抓图和录制存放路径
GenRecordPath();
PlayerMethods.CarEyePlayer_SetManuRecordPath(ChannelId, mVideoPath);
GenScreenPath();
PlayerMethods.CarEyePlayer_SetManuPicShotPath(ChannelId, mImagePath);
this.btnPlay.Checked = true;
this.btnPlay.Enabled = true;
UpdateDisplayStatus(true);
return(true);
}
/// <summary>
/// 录像
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnRecord_Click(object sender, EventArgs e)
{
this.btnRecord.Enabled = false;
if (this.btnRecord.Checked)
{
// 停止录像
this.btnRecord.Checked = false;
PlayerMethods.CarEyePlayer_StopManuRecording(ChannelId);
LogAppend("视频录制已停止.");
}
else
{
do
{
if (ChannelId <= 0)
{
GuiHelper.MsgBox("该窗口当前处于非播放状态,无法录制...");
break;
}
GenRecordPath();
if (!Directory.Exists(mVideoPath))
{
Directory.CreateDirectory(mVideoPath);
}
// 开始录像
if (PlayerMethods.CarEyePlayer_StartManuRecording(ChannelId) > 0)
{
LogAppend("开始录制视频...");
this.btnRecord.Checked = true;
}
else
{
LogAppend("视频录制启动失败...");
}
} while (false);
}
this.btnRecord.Enabled = true;
}
/// <summary>
/// 截图
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnScreenShot_Click(object sender, EventArgs e)
{
if (ChannelId <= 0)
{
GuiHelper.MsgBox("该窗口当前处于非播放状态,无法抓拍...");
return;
}
GenScreenPath();
if (!Directory.Exists(mImagePath))
{
Directory.CreateDirectory(mImagePath);
}
// 视频截图
if (PlayerMethods.CarEyePlayer_StartManuPicShot(ChannelId) > 0)
{
LogAppend("已成功抓取拍照！");
}
else
{
LogAppend("抓取拍照失败...");
}
}