/// <summary>
/// 指定时间来截取视频中的图片
/// </summary>
/// <param name="FileName"></param>
/// <param name="ImgFormat"></param>
/// <param name="lTime"></param>
public Image GetImage(double lTime)
{
Image img = null;
int MaxCount = lTime <= 0 ? DESConsts.BitCount : (int)lTime * DESConsts.BitCount;
try
{
Panel pnl = new Panel();
pVideo = new DESVideoCallBack();
pnl.Width = this.hWin.Width;
pnl.Height = this.hWin.Height;
des.RenderToFrame(pnl, pVideo, null, DynamicTextDS, DsRect.FromRectangle(hWin.ClientRectangle), 0, ds.PlayLength);
des.StartRendering();
des.put_CurrentPosition(lTime);
while (pVideo.m_FrameCount < MaxCount)
{
Thread.Sleep(100);
}
des.Pause();
img = des.GetImage();
des.Cancel();
}
catch
{
des.Cancel();
des = null;
}
return(img);
}
public Play(VideoLayerCollection myDS, Size VideoSize)
{
ds = myDS;
MoveSize = VideoSize;
ds.Sort(new SortComparer <Layer>("Level", false));
des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, MoveSize.Width, MoveSize.Height, ds);
DynamicTextDS = ds.FindAll(DynamicTextLayer);
}
/// <summary>
/// 构造和初始播放视频的数据
/// </summary>
/// <param name="ds"></param>
/// <param name="myWin"></param>
public Play(VideoLayerCollection myDS, DESVideoCallBack pVideoCallback, Control myWin)
{
hWin = myWin;
ds = myDS;
pVideo = pVideoCallback;
ds.Sort(new SortComparer <Layer>("Level", false));
des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, hWin.Width, hWin.Height, ds);
DynamicTextDS = ds.FindAll(DynamicTextLayer);
}
// private static IDESPaintVisitor Visitor = new DESPaintVisitor();
public bool CreateVideo(MessageInfo mes, string fileurl)
{
Check.Require(mes, "mes", Check.NotNull);
Check.Require(fileurl, "fileurl", Check.NotNullOrEmpty);
Check.Require(mes.Size != Size.Empty, "mes.Size != null");
bool result = false;
var layers = PopulateData(mes.Items);
foreach (Layer layer in layers)
{
layer.Rect = new Rectangle(layer.Rect.X / mes.Zoom, layer.Rect.Y / mes.Zoom, layer.Rect.Width / mes.Zoom, layer.Rect.Height / mes.Zoom);
//item.Rect = new Rectangle(item.Rect.Height / mes.Zoom, item.Rect.Width / mes.Zoom, item.Rect.X / mes.Zoom, item.Rect.Y / mes.Zoom);
}
layers.BackColor = mes.BackColor;
layers.SignType = SignType.RGB;
//layers.VideoSize = mes.GetSignSize();
layers.VideoSize = mes.Items[0].Shape.SignSize;
layers.Name = mes.Name;
layers.Zoom = 1;
//layers.Zoom = mes.Zoom;
layers.PlayLength = mes.Length;
layers.ParentName = "";
layers.EmphasisEffect = mes.EmphasisEffect;
if (layers.Count > 1)
{
layers.Sort(new SortComparer <Layer>("Level", false));
}
var DynamicTextDS = layers.FindAll(item => { return(item.LayerType == LayerType.DynamicText); });
IBaseFilter ibfVideoCompressor = GetVideoCompressor("Indeo?video 5.10 Compression Filter");
PlayState PlayState = ProWrite.Core.PlayState.Stop;
var des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, layers.VideoSize.Width, layers.VideoSize.Height, layers);
des.Completed += delegate { PlayState = PlayState.Stop; };
des.RenderToVideo(MediaSubType.Mpeg2Video, fileurl, ibfVideoCompressor, null, null, null, DynamicTextDS, 0, mes.Length, layers.VideoSize);
des.StartRendering();
PlayState = PlayState.Run;
while (PlayState == PlayState.Run)
{
Thread.Sleep(100);
}
des.Dispose();
des = null;
if (System.IO.File.Exists(fileurl))
{
result = true;
}
return(result);
}
private void Completed(object o, System.EventArgs e)
{
CompletedArgs ca = e as CompletedArgs;
button1.Text = "Doit";
tbStatus.Text = ca.Result.ToString();
ds.Dispose();
ds = null;
groupBox2.Enabled = true;
GC.Collect(); GC.WaitForPendingFinalizers();
}
/// <summary>
/// 当输出视频结束后触发此完成事件
/// </summary>
/// <param name="o"></param>
/// <param name="e"></param>
private void OutCompleted(object o, System.EventArgs e)
{
CompletedArgs ca = e as CompletedArgs;
PlayState = PlayState.Stop;
if (des != null)
{
des.Dispose();
}
des = null;
GC.Collect(); GC.WaitForPendingFinalizers();
}
/// <summary>
/// Run Message
/// </summary>
public void Run()
{
try
{
if (PlayCompleted != null)
{
des.Completed += new EventHandler(PlayCompleted);
}
des.RenderToFrame(hWin, pVideo, null, DynamicTextDS, new DsRect(new Rectangle(0, 0, ds.VideoSize.Width, ds.VideoSize.Height)), 0, ds.PlayLength);
des.StartRendering();
PlayState = PlayState.Run;
}
catch
{
des.Dispose();
des = null;
}
}
/// <summary>
/// 释放资源
/// </summary>
protected override void Dispose(bool disposing)
{
if (des != null)
{
des.Dispose();
des = null;
}
if (PlayEvent != null)
{
PlayEvent = null;
}
if (PlayListCompleted != null)
{
PlayListCompleted = null;
}
if (PlayCompleted != null)
{
PlayCompleted = null;
}
if (m_PlayBar != null)
{
m_PlayBar = null;
}
if (m_MediaTime != null)
{
m_MediaTime = null;
}
if (pVideo != null)
{
pVideo = null;
}
if (hWin != null)
{
hWin = null;
}
}
/// <summary>
/// 将视频中的一个片段输出成视频文件
/// </summary>
/// <param name="filename"></param>
public bool OutputVideo(string filename, long start, long end)
{
try
{
bool result = false;
if (MoveSize == Size.Empty)
{
return(false);
}
des.Completed += new EventHandler(OutCompleted);
IBaseFilter ibfVideoCompressor = GetVideoCompressor("Indeo?video 5.10 Compression Filter");
des.RenderToVideo(MediaSubType.Mpeg2Video, filename, ibfVideoCompressor, null, null, null, DynamicTextDS, start, end, MoveSize);
des.StartRendering();
PlayState = PlayState.Run;
while (PlayState == PlayState.Run)
{
Thread.Sleep(100);
}
if (System.IO.File.Exists(filename))
{
result = true;
}
return(result);
}
catch
{
if (des != null)
{
PlayState = PlayState.Stop;
des.Dispose();
des = null;
}
return(false);
}
}
public void Generate()
{
Check.Require(Layers, "Layers", Check.NotNull);
Check.Require(Layers.Count, "Layers.Count", Check.GreaterThan <int>(0));
Check.Require(Tick, "Tick", Check.GreaterThanOrEqual <int>(0));
ILog _log = LogManager.GetLogger(typeof(IOHelper));
Layers.Sort(new SortComparer <Layer>("Level", false));
var DynamicTextDS = Layers.FindAll(item => item.LayerType == LayerType.DynamicText);
if (Layers.Count == 0)
{
//TODO:
var img = new Bitmap(Layers.VideoSize.Width, Layers.VideoSize.Height);
using (var g = Graphics.FromImage(img))
{
g.Clear(Layers.BackColor);
}
NailImage = img;
return;
}
var des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, Layers.VideoSize.Width, Layers.VideoSize.Height, Layers);
{
int MaxCount = Tick <= 0 ? DESConsts.BitCount : (int)Tick * DESConsts.BitCount;
ManualResetEvent mre = new ManualResetEvent(false);
bool hasSign = false;
try
{
Control.CheckForIllegalCrossThreadCalls = false;
Panel pnl = new Panel();
var callback = new DESVideoCallBack();
EventHandler onCompleted = delegate
{
if (des != null)
{
des.Dispose();
}
Control.CheckForIllegalCrossThreadCalls = true;
if (!hasSign)
{
hasSign = true;
mre.Set();
}
};
callback.OnCallBack = () =>
{
try
{
if (callback.m_FrameCount == 5)
{
des.Pause();
hasSign = true;
mre.Set();
}
}
catch (Exception e)
{
_log.Error("Generale ThumNail Exception on callBack.", e);
_log.Error(e);
}
};
des.Completed += onCompleted;
pnl.Width = Layers.VideoSize.Width;
pnl.Height = Layers.VideoSize.Height;
des.RenderToFrame(pnl, callback, null, DynamicTextDS, DsRect.FromRectangle(ClientRectangle), 0, Layers.PlayLength);
des.StartRendering();
des.put_CurrentPosition(Tick);
mre.WaitOne();
mre.Close();
if (des != null && !des.IsDisposed)
{
NailImage = des.GetImage();
des.Cancel();
}
}
catch (Exception e)
{
_log.Error("Generale ThumNail Exception on general.", e);
_log.Error(e);
des.Cancel();
}
}
}
private ShapeLayer MergeVideoLayers(MessageInfo mes, ShapeLayer[] videoLayers)
{
string fileID = Guid.NewGuid().ToString().Replace("-", "");
string fileName = LocalFilePathMapping.GetFile(FileType.Video, fileID);
var layers = new VideoLayerCollection();
Layer layer = null;
long minStartTime = 0;
long maxEndTime = 0;
Array.ForEach <ShapeLayer>(videoLayers, item =>
{
layer = DESLayerConverter.Instance.Convert(item);
//comment out by Louis,for change video start time same as video layer's start time
//layer.Level++;
if (layer.Level == 0)
{
minStartTime = layer.StartTime;
maxEndTime = layer.EndTime;
}
else
{
if (layer.StartTime < minStartTime)
{
minStartTime = layer.StartTime;
}
if (layer.EndTime > maxEndTime)
{
maxEndTime = layer.EndTime;
}
}
layer.Rect = new System.Drawing.Rectangle(layer.Rect.X / mes.Zoom, layer.Rect.Y / mes.Zoom, layer.Rect.Width / mes.Zoom, layer.Rect.Height / mes.Zoom);
layers.Add(layer);
});
layers.BackColor = mes.BackColor;
layers.SignType = SignType.RGB;
layers.VideoSize = videoLayers[0].Shape.SignSize;
layers.Name = mes.Name;
layers.Zoom = 1;
layers.PlayLength = maxEndTime - minStartTime;
layers.ParentName = "";
layers.EmphasisEffect = mes.EmphasisEffect;
if (layers.Count > 1)
{
layers.Sort(new SortComparer <Layer>("Level", false));
}
IBaseFilter ibfVideoCompressor = DESHelper.GetVideoCompressor("Indeo?video 5.10 Compression Filter");
PlayState state = ProWrite.Core.PlayState.Stop;
var des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, layers.VideoSize.Width, layers.VideoSize.Height, layers);
des.Completed += (s, e) => state = PlayState.Stop;
des.RenderToVideo(MediaSubType.Mpeg2Video, fileName, ibfVideoCompressor, null, null, null, new List <Layer>(), 0, mes.Length, layers.VideoSize);
des.StartRendering();
state = PlayState.Run;
while (state == PlayState.Run)
{
Thread.Sleep(100);
}
des.Dispose();
des = null;
var newLayer = videoLayers[0].Copy();
ShapeVideo shape = newLayer.Shape as ShapeVideo;
if (shape == null)//shape.Type == Gif
{
shape = new ShapeVideo();
shape.FromTo(newLayer.Shape);
newLayer.Shape = shape;
}
shape.VideoFileID = fileID;
shape.VideoUrl = fileName;
newLayer.EntryEffect = LayerEffect.Empty;
newLayer.ExitEffect = LayerEffect.Empty;
newLayer.EmphasisEffect = LayerEffect.Empty;
newLayer.EmphasisEffect.Left = (int)minStartTime * Constance.Effect.UnitWidth;
newLayer.EmphasisEffect.Width = (int)maxEndTime * Constance.Effect.UnitWidth;
return(newLayer);
}
private void button1_Click(object sender, System.EventArgs e)
{
try
{
if (ds == null)
{
MyCallback pVideo = new MyCallback(tbVideo, tbTime, tbElapsed, progressBar1);
MyCallback pAudio = new MyCallback(tbAudio);
// FPS, BPP, Width, Height
ds = new DESCombine(30, 24, 320, 240);
foreach (Chunk c in listBox1.Items)
{
if (c.sVideoFile == c.sAudioFile)
{
ds.AddAVFile(c.sVideoFile, c.lStart, c.lEnd);
}
else
{
if (c.sVideoFile != null)
{
ds.AddVideoFile(c.sVideoFile, c.lStart, c.lEnd);
}
if (c.sAudioFile != null)
{
ds.AddAudioFile(c.sAudioFile, c.lStart, c.lEnd);
}
}
}
if (rbToScreen.Checked)
{
ds.RenderToWindow(IntPtr.Zero, pVideo, pAudio);
}
else if (rbToAVI.Checked)
{
IBaseFilter ibfVideoCompressor = GetVideoCompressor(tbCompressor.Text);
ds.RenderToAVI(tbOutput.Text, ibfVideoCompressor, null, pVideo, pAudio);
}
else
{
MessageBox.Show("Programming error");
}
if (cbShowXML.Checked)
{
MessageBox.Show(ds.GetXML(), "XML representation of the DES graph");
}
ds.Completed += new EventHandler(Completed);
ds.FileCompleted += new EventHandler(FileCompleted);
ds.StartRendering();
groupBox2.Enabled = false;
progressBar1.Maximum = (int)(ds.MediaLength / (DESCombine.UNITS / 10));
progressBar1.Step = progressBar1.Maximum / 20;
progressBar1.Value = 0;
tbStatus.Text = "Running";
button1.Text = "Cancel";
}
else
{
ds.Cancel();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
ds.Dispose();
ds = null;
}
}
/// <summary>
/// Start PlayList
/// </summary>
private void StartPlay()
{
EventArgs ca = new EventArgs();
int RunTime = 0;
curNum = 0;
PlayState = PlayState.Next;
while (curNum >= 0 && curNum < dsArr.Length)
{
if (PlayState == PlayState.Stop)
{
if (des != null)
{
des.Cancel();
}
break;
}
if (PlayState == PlayState.Next)
{
dsArr[curNum].Sort(new SortComparer <Layer>("Level", false));
des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, hWin.Width, hWin.Height, dsArr[curNum]);
DynamicTextDS = dsArr[curNum].FindAll(DynamicTextLayer);
des.Completed += new EventHandler(Completed);
pVideo = new DESVideoCallBack(RunTime, m_PlayBar, m_MediaTime);
des.RenderToFrame(hWin, pVideo, null, DynamicTextDS, DsRect.FromRectangle(hWin.ClientRectangle), 0, dsArr[curNum].PlayLength);
des.StartRendering();
PlayState = PlayState.Run;
PlayLength = DESHelper.FormatTime(dsArr[curNum].PlayLength);
}
else
{
if (PlayState == PlayState.Run)
{
curLength += 1000000;
}
if (curLength >= PlayLength)
{
RunTime += (int)dsArr[curNum].PlayLength;
curNum++;
curLength = 0;
PlayState = PlayState.Next;
if (curNum == dsArr.Length)
{
PlayState = PlayState.Stop;
}
if (des != null)
{
des.Stop();
}
}
Thread.Sleep(100);
}
}
if (des != null)
{
des.Cancel();
}
hWin.Refresh();
if (PlayListCompleted != null)
{
PlayListCompleted(this, ca);
}
}
public void Generate()
{
Check.Require(Layers, "Layers", Check.NotNull);
Check.Require(Layers.Length, "Layers.Length", Check.GreaterThan <int>(0));
Check.Require(HWnd, "HWnd", Check.NotNull);
Check.Require(Tick, "Tick", Check.GreaterThanOrEqual <int>(0));
var layers = helper.PopulateDataBatchLoad(Layers);
layers.BackColor = HWnd.BackColor;
//layers.VideoSize = new Size(ControlService.SignCombo.Current.Width, ControlService.SignCombo.Current.Height);
layers.VideoSize = HWnd.Size;
layers.Sort(new SortComparer <Layer>("Level", false));
var DynamicTextDS = layers.FindAll(item => { return(item.LayerType == LayerType.DynamicText); });
if (layers.Count == 0)
{
//TODO:
var img = new Bitmap(HWnd.Width, HWnd.Height);
using (var g = Graphics.FromImage(img))
{
g.Clear(HWnd.BackColor);
}
NailImage = img;
return;
}
//using (var des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, HWnd.Width, HWnd.Height, layers))
var des = new DESCombine(DESConsts.FPS, DESConsts.BitCount, layers.VideoSize.Width, layers.VideoSize.Height, layers);
{
int MaxCount = Tick <= 0 ? DESConsts.BitCount : (int)Tick * DESConsts.BitCount;
ManualResetEvent mre = new ManualResetEvent(false);
bool hasSign = false;
try
{
Control.CheckForIllegalCrossThreadCalls = false;
Panel pnl = new Panel();
var callback = new DESVideoCallBack();
EventHandler onCompleted = delegate
{
if (des != null)
{
des.Dispose();
}
Control.CheckForIllegalCrossThreadCalls = true;
if (!hasSign)
{
hasSign = true;
mre.Set();
}
};
callback.OnCallBack = () =>
{
try
{
if (callback.m_FrameCount == 5)
{
des.Pause();
hasSign = true;
mre.Set();
}
}
catch
{
}
};
des.Completed += onCompleted;
pnl.Width = layers.VideoSize.Width;
pnl.Height = layers.VideoSize.Height;
des.RenderToFrame(pnl, callback, null, DynamicTextDS, DsRect.FromRectangle(HWnd.ClientRectangle), 0, layers.PlayLength);
des.StartRendering();
des.put_CurrentPosition(Tick);
mre.WaitOne();
mre.Close();
if (des != null && !des.IsDisposed)
{
NailImage = des.GetImage();
des.Cancel();
}
}
catch
{
des.Cancel();
}
}
}
