public FragmentDurationPair GetFirstFragment()
{
if (fragmentRunTables.Count > 0)
{
AdobeFragmentRunTable fragTable = fragmentRunTables[0];
if (fragTable.fragmentDurationPairs.Count > 0)
{
return(fragTable.fragmentDurationPairs[0]);
}
}
return(null);
}
public void RemoveLastFragment()
{
if (fragmentRunTables.Count > 0)
{
AdobeFragmentRunTable fragTable = fragmentRunTables[fragmentRunTables.Count - 1];
if (fragTable.fragmentDurationPairs.Count > 0)
{
fragTable.fragmentDurationPairs.RemoveAt(fragTable.fragmentDurationPairs.Count - 1);
}
else if (fragmentRunTables.Count > 1)
{
fragTable = fragmentRunTables[fragmentRunTables.Count - 2];
if (fragTable.fragmentDurationPairs.Count > 0)
{
fragTable.fragmentDurationPairs.RemoveAt(fragTable.fragmentDurationPairs.Count - 1);
}
}
}
}
public FragmentDurationPair GetLastFragment()
{
if (fragmentRunTables.Count > 0)
{
AdobeFragmentRunTable fragTable = fragmentRunTables[fragmentRunTables.Count - 1];
if (fragTable.fragmentDurationPairs.Count > 0)
{
return(fragTable.fragmentDurationPairs[fragTable.fragmentDurationPairs.Count - 1]);
}
else if (fragmentRunTables.Count > 1)
{
fragTable = fragmentRunTables[fragmentRunTables.Count - 2];
if (fragTable.fragmentDurationPairs.Count > 0)
{
return(fragTable.fragmentDurationPairs[fragTable.fragmentDurationPairs.Count - 1]);
}
}
}
return(null);
}
///<summary>The total number of fragments in the movie.</summary>
public uint GetFragmentsCount()
{
AdobeFragmentRunTable lastFragmentTable = fragmentRunTables[fragmentRunTables.Count - 1];
List <FragmentDurationPair> fdps = lastFragmentTable.fragmentDurationPairs;
if (fdps.Count < 1)
{
SegmentFragmentPair lastSegment = GetLastSegment();
return(lastSegment.fragmentsAccrued + lastSegment.fragmentsPerSegment - 1);
}
FragmentDurationPair lastValidFdp = fdps[fdps.Count - 1];
if (lastValidFdp.duration == 0)
{
lastValidFdp = fdps[fdps.Count - 2];
}
int deltaTime = (int)(currentMediaTime - lastValidFdp.durationAccrued);
uint fragCount = (uint)((deltaTime <= lastValidFdp.duration) ? 1 : (deltaTime / lastValidFdp.duration));
return(lastValidFdp.firstFragment + fragCount - 1);
}
public bool ContentComplete()
{
AdobeFragmentRunTable lastFrt = fragmentRunTables[fragmentRunTables.Count - 1];
return(lastFrt.tableComplete());
}
public override void Parse(BoxInfo bi, HDSBinaryReader br)
{
base.Parse(bi, br);
bootstrapVersion = br.ReadUInt32();
byte temp = br.ReadByte();
profile = (uint)(temp >> 6);
live = ((temp & 0x20) > 0);
update = ((temp & 0x01) > 0);
timeScale = br.ReadUInt32();
currentMediaTime = br.ReadUInt64();
smpteTimeCodeOffset = br.ReadUInt64();
movieIdentifier = br.ReadString();
serverBaseURLs.Clear();
int serverEntryCount = br.ReadByte();
for (int i = 0; i < serverEntryCount; i++)
{
serverBaseURLs.Add(br.ReadString());
}
qualitySegmentURLModifiers.Clear();
int qualityEntryCount = br.ReadByte();
for (int i = 0; i < qualityEntryCount; i++)
{
qualitySegmentURLModifiers.Add(br.ReadString());
}
drmData = br.ReadString();
metadata = br.ReadString();
segmentRunTables.Clear();
uint segmentRunTableCount = br.ReadByte();
for (uint i = 0; i < segmentRunTableCount; i++)
{
BoxInfo boxInfo = BoxInfo.getNextBoxInfo(br);
if (boxInfo == null)
{
break;
}
if (boxInfo.Type == F4FConstants.BOX_TYPE_ASRT)
{
AdobeSegmentRunTable asrt = new AdobeSegmentRunTable();
asrt.Parse(boxInfo, br);
segmentRunTables.Add(asrt);
}
}
fragmentRunTables.Clear();
uint fragmentRunTableCount = br.ReadByte();
for (uint i = 0; i < fragmentRunTableCount; i++)
{
BoxInfo boxInfo = BoxInfo.getNextBoxInfo(br);
if (boxInfo == null)
{
break;
}
if (boxInfo.Type == F4FConstants.BOX_TYPE_AFRT)
{
AdobeFragmentRunTable afrt = new AdobeFragmentRunTable();
afrt.Parse(boxInfo, br);
fragmentRunTables.Add(afrt);
}
}
// Check if live stream is still live
if (live && (fragmentRunTables.Count > 0) && ContentComplete())
{
live = false;
RemoveLastFragment();
}
}
