public void Load(FlvTag scriptTag)
{
var value = scriptTag.ScriptData.Values[1].Value;
var hasKeyFrame = (value as ScriptObject)["hasKeyframes"];
if (hasKeyFrame != null && hasKeyFrame.ToString() == "1")
{
var keyframes = (value as ScriptObject)["keyframes"];
var times = (keyframes as ScriptObject)["times"] as ScriptArray;
var filepositions = (keyframes as ScriptObject)["filepositions"] as ScriptArray;
if (times.Values.Count == filepositions.Values.Count)
{
for (int i = 0; i < times.Values.Count; i++)
{
var timeCode = TimeSpan.FromSeconds((double)times.Values[i]).Ticks;
var offset = (long)(double)filepositions.Values[i];
//설정
this[timeCode] = offset;
}
IsScriptLoad = true;
}
}
}
public void Load(TagType type)
{
FlvTag ft = null;
TagType loadType = TagType.None;
do
{
ft = new FlvTag(this.Stream, ref offset);
if (ft.TagType == TagType.Video)
{
if (ft.VideoData.CodecID != CodecID.AVC || ft.VideoData.AVCVideoPacket.AVCPacketType != AVCPacketType.AVCSequenceHeader)
{
videoTagQueue.Enqueue(ft);
loadType = ft.TagType;
//seek 데이터 추가
SeekData.Add(ft);
}
}
else if (ft.TagType == TagType.Audio)
{
if (ft.AudioData.SoundFormat != SoundFormat.AAC ||
(ft.AudioData.SoundData as AACAudioData).AACPacketType != AACPacketType.AACSequenceHeader)
{
audioTagQueue.Enqueue(ft);
loadType = ft.TagType;
}
}
} while (loadType != type);
//System.Diagnostics.Debug.WriteLine("a : {0} , v : {1}", audioTagQueue.Count, videoTagQueue.Count);
}
public void Add(FlvTag videoTag)
{
if (videoTag.VideoData.FrameType == FrameType.Keyframe && !IsScriptLoad)
{
AddTag(videoTag.Timestamp, videoTag.Offset - 16);
}
}
public FlvFileBody(Stream stream, ref long offset)
{
//uint previousTagSize = stream.ReadUInt32(ref offset);
offset = stream.Position += 4;
this.Stream = stream;
SeekData = new FlvSeekData();
do
{
FlvTag ft = new FlvTag(stream, ref offset);
if (ft.TagType == TagType.Video)
{
if (ft.VideoData.CodecID == CodecID.AVC)
{
//H264 코덱
if (ft.VideoData.AVCVideoPacket.AVCPacketType == AVCPacketType.AVCSequenceHeader)
{
videoInfoTag = ft;
}
else
{
videoTagQueue.Enqueue(ft);
//seek 데이터 추가
SeekData.Add(ft);
}
}
else
{
//가상 infoTag
videoInfoTag = ft;
videoTagQueue.Enqueue(ft);
//seek 데이터 추가
SeekData.Add(ft);
}
}
else if (ft.TagType == TagType.Audio)
{
if (ft.AudioData.SoundFormat == SoundFormat.AAC)
{
if ((ft.AudioData.SoundData as AACAudioData).AACPacketType == AACPacketType.AACSequenceHeader)
{
audioInfoflvTag = ft;
}
else
{
audioTagQueue.Enqueue(ft);
}
}
else
{
//가상 infotag
audioInfoflvTag = ft;
//실제 데이터
audioTagQueue.Enqueue(ft);
}
}
else
{
scriptTageList.Add(ft);
SeekData.Load(ft);
}
} while (scriptTageList.Count == 0 ||
audioTagQueue.Count == 0 ||
videoTagQueue.Count == 0);
this.offset = offset;
}
