/// <summary>
/// Default constructor
/// </summary>
public VideoFrameSection()
{
_FrameEnd = 0;
_FrameStart = 0;
_FramesToDelete = new VideoFrameList();
_FramesToDuplicate = new VideoFrameList();
}
private void AddFrames(VideoFrameSection vfs, Int32 startFrame, Int32 endFrame, Int32 addFrames)
{
//Create a temporary list
VideoFrameList list = _VideoFrameList.CopyList(startFrame, endFrame);
if (list.IsCFR)
{
//Sort the first addFrames by frame number
list.Sort(VideoFrameList.SortType.ByFrameNumber, VideoFrameList.SortOrder.Ascending);
}
else
{
//Sort all frames by difference
list.Sort(VideoFrameList.SortType.ByFrameDifference, VideoFrameList.SortOrder.Ascending);
}
//Sort all the frames by duration
list.Sort(VideoFrameList.SortType.ByDuration, VideoFrameList.SortOrder.Descending);
//Add the first addframes to the video section
for (int i = 0; i < addFrames; i++)
{
vfs.AddToDuplicate(list.FrameList[i]);
}
}
/// <summary>
/// Creates a new VideoFrameList which contains
/// the merged frames from other two
/// </summary>
/// <param name="vfl1"></param>
/// <param name="vfl2"></param>
/// <returns>the merged VideoFrameList</returns>
public static VideoFrameList Merge(VideoFrameList vfl1, VideoFrameList vfl2)
{
VideoFrameList vfl = new VideoFrameList();
vfl.Add(vfl1);
vfl.Add(vfl2);
return(vfl);
}
/// <summary>
/// Constructor which initializes a video section
/// </summary>
/// <param name="secName"></param>
/// <param name="fStart"></param>
/// <param name="fEnd"></param>
public VideoFrameSection(String secName, Int32 fStart, Int32 fEnd)
{
_SectionName = secName;
_FrameStart = fStart;
_FrameEnd = fEnd;
_FramesToDelete = new VideoFrameList();
_FramesToDuplicate = new VideoFrameList();
}
/// <summary>
/// Creates a new videoframelist and copies ONLY the frames
/// All the other info are not copied
/// </summary>
/// <param name="start">the start frame index</param>
/// <param name="end">the end frame index</param>
/// <returns>the new videoframelist</returns>
public VideoFrameList CopyList(Int32 start, Int32 end)
{
VideoFrameList vfl = new VideoFrameList();
for (int i = start; i <= end; i++)
{
vfl.Add(this._FrameList[i].Clone());
}
return(vfl);
}
/// <summary>
/// Adds the frames from another VideoFrameList
/// by copying the frames
/// </summary>
/// <param name="vfl">the VideoFrameList with the frames to add</param>
public void Add(VideoFrameList vfl)
{
if (vfl == null)
{
throw (new Exception("Invalid VideoFrameList! No null VideoFrameList allowed!"));
}
foreach (VideoFrame vf in vfl._FrameList)
{
this.Add(vf.Clone());
}
}
private Int32 AddFramesNew(VideoFrameSection vfs, Int32 startFrame, Int32 endFrame, Int32 addFrames)
{
VideoFrameList list = _VideoFrameList.CopyList(startFrame, endFrame);
// if the list is CFR then sort by frame numer, else by frame difference
if (!list.IsCFR)
{
//Sort the first addFrames by frame number
list.Sort(VideoFrameList.SortType.ByFrameNumber, VideoFrameList.SortOrder.Ascending);
}
else
{
//Sort all frames by difference
list.Sort(VideoFrameList.SortType.ByFrameDifference, VideoFrameList.SortOrder.Ascending);
}
//Sort all the frames by duration
list.Sort(VideoFrameList.SortType.ByDuration, VideoFrameList.SortOrder.Descending);
if (addFrames > endFrame - startFrame + 1)
{
Int32 framesDuppedCounter = 0;
while (framesDuppedCounter < addFrames)
{
foreach (VideoFrame vf in list.FrameList)
{
vfs.AddToDuplicate(vf);
framesDuppedCounter++;
}
}
return(addFrames);
//return list.Count;
}
else
{
//Add the first addframes to the video section
for (int i = 0; i < addFrames; i++)
{
vfs.AddToDuplicate(list.FrameList[i]);
}
return(addFrames);
}
}
/// <summary>
/// Returns a new duplicate VideoFrameList object
/// </summary>
/// <returns>the Duplicate object</returns>
public VideoFrameList Clone()
{
VideoFrameList vfl = new VideoFrameList();
vfl._FrameList = new List <VideoFrame>();
foreach (VideoFrame vf in _FrameList)
{
vfl._FrameList.Add(vf.Clone());
}
vfl._FrameStatsList = new List <VideoFrameListStat>();
foreach (VideoFrameListStat vfls in _FrameStatsList)
{
vfl._FrameStatsList.Add(vfls.Clone());
}
vfl._HasDuplicates = _HasDuplicates;
vfl._HasTimeCodes = _HasTimeCodes;
vfl._NumberOfLoadedFrameImages = _NumberOfLoadedFrameImages;
return(vfl);
}
private Int32 CutFramesNew(VideoFrameSection vfs, Int32 startFrame, Int32 endFrame, Int32 cutFrames)
{
//Create a temporary list
VideoFrameList list = _VideoFrameList.CopyList(startFrame, endFrame);
// if the list is CFR then sort by frame numer, else by frame difference
if (list.IsCFR)
{
//Sort the first cutFrames by frame number
list.Sort(VideoFrameList.SortType.ByFrameNumber, VideoFrameList.SortOrder.Ascending);
}
else
{
//Sort all frames by difference
list.Sort(VideoFrameList.SortType.ByFrameDifference, VideoFrameList.SortOrder.Ascending);
}
//Sort all the frames by duration
list.Sort(VideoFrameList.SortType.ByDuration, VideoFrameList.SortOrder.Descending);
if (cutFrames > endFrame - startFrame + 1)
{
foreach (VideoFrame vf in list.FrameList)
{
vfs.AddToDelete(vf);
}
return(list.Count);
}
else
{
//Add the first cutFrames to the video section
for (int i = 0; i < cutFrames; i++)
{
vfs.AddToDelete(list.FrameList[i]);
}
return(cutFrames);
}
}
/// <summary>
/// Returns a VideoFrameList with the remapped duplicates of this section
/// taking in mind the frames to delete
/// </summary>
/// <returns></returns>
public VideoFrameList RemappedDuplicates()
{
//Merge the frame lists
VideoFrameList mergeList = VideoFrameList.Merge(_FramesToDelete, _FramesToDuplicate);
//Sort the merge list by frame number
mergeList.Sort(VideoFrameList.SortType.ByFrameNumber, VideoFrameList.SortOrder.Ascending);
//Create new remapped list of duplicate frames
VideoFrameList remappedFramesToDuplicate = new VideoFrameList();
//Remap the frames to duplicate
Int32 framesDeletedSoFar = 0;
foreach (VideoFrame vf in mergeList.FrameList)
{
if (vf.ProcessType == FrameProcessType.ToDelete)
{
//Increase the counter
framesDeletedSoFar++;
continue;
}
else if (vf.ProcessType == FrameProcessType.ToDuplicate)
{
//Remap the frame number
vf.FrameNumber -= framesDeletedSoFar;
//Add it many times according to duplicate times
for (int i = 0; i < vf.DuplicateTimes; i++)
{
//Add it to the remapped list
remappedFramesToDuplicate.Add(vf);
}
}
}
return(remappedFramesToDuplicate);
}
/// <summary>
/// Returns the string to write to the kienzan avs
/// It contains all the delete and duplicate frames
/// statement accordingly
/// </summary>
/// <returns></returns>
public String KienzanString()
{
//Create the string builder
StringBuilder sb = new StringBuilder();
//Write the comment line for the section
sb.AppendFormat("#{0} FramesDeleted : {1} FramesDuplicated : {2}", _SectionName,
_FramesToDelete.Count, _FramesToDuplicate.Count);
sb.AppendLine();
//Write the first trim
sb.AppendFormat("{0} = trim(original, 0, {1})", _SectionName, _FrameEnd);
sb.AppendLine();
//Write the delete frames (if any)
if (_FramesToDelete.Count > 0)
{
//Ensure sorted list by frame number
//Descending sorting order to avoid clumsy remapping later
_FramesToDelete.Sort(VideoFrameList.SortType.ByFrameNumber, VideoFrameList.SortOrder.Descending);
//Create counter
Int32 framesDeleted = 0;
//Write filter first
sb.AppendFormat("{0} = DeleteFrame({1}", _SectionName, _SectionName);
foreach (VideoFrame vf in _FramesToDelete.FrameList)
{
if (framesDeleted == 900)
{
//Close the previous filter
sb.AppendLine(")");
//Begin a new one
sb.AppendFormat("{0} = DeleteFrame({1}", _SectionName, _SectionName);
//Write the frame
sb.AppendFormat(", {0}", vf.FrameNumber.ToString());
//Reset the counter
framesDeleted = 1;
}
else
{
//Write the frame
sb.AppendFormat(", {0}", vf.FrameNumber.ToString());
//Increase the counter
framesDeleted++;
}
}
//Close the last filter
sb.AppendLine(")");
}
//Write the remapped duplicate frames (if any)
if (_FramesToDuplicate.Count > 0)
{
//Create new remapped list of duplicate frames
//First Delete the frames
//So remap the frames to duplicate
VideoFrameList remappedFramesToDuplicate = this.RemappedDuplicates();
//Ensure sorted list by frame number
//Descending sorting order to avoid clumsy remapping later
remappedFramesToDuplicate.Sort(VideoFrameList.SortType.ByFrameNumber, VideoFrameList.SortOrder.Descending);
//Create counter
Int32 framesDuplicated = 0;
//Write filter first
sb.AppendFormat("{0} = DuplicateFrame({1}", _SectionName, _SectionName);
foreach (VideoFrame vf in remappedFramesToDuplicate.FrameList)
{
if (framesDuplicated == 900)
{
//Close the previous filter
sb.AppendLine(")");
//Begin a new one
sb.AppendFormat("{0} = DuplicateFrame({1}", _SectionName, _SectionName);
//Write the frame
sb.AppendFormat(", {0}", vf.FrameNumber.ToString());
//Reset the counter
framesDuplicated = 1;
}
else
{
//Write the frame
sb.AppendFormat(", {0}", vf.FrameNumber.ToString());
//Increase the counter
framesDuplicated++;
}
}
//Close the last filter
sb.AppendLine(")");
}
//If framestart = 0 then there is no reason for the final trim
if (_FrameStart > 0)
{
//Write the final trim
sb.AppendFormat("{0} = trim({1}, {2}, 0)", _SectionName, _SectionName, _FrameStart);
sb.AppendLine();
}
return(sb.ToString());
}
