internal static GifHeader ReadHeader(Stream stream)
{
var header = new GifHeader();
header.Read(stream);
return(header);
}
private void Read(Stream stream, bool metadataOnly)
{
Header = GifHeader.ReadHeader(stream);
if (Header.LogicalScreenDescriptor.HasGlobalColorTable)
{
GlobalColorTable = GifHelpers.ReadColorTable(stream, Header.LogicalScreenDescriptor.GlobalColorTableSize);
}
ReadFrames(stream, metadataOnly);
var netscapeExtension =
Extensions
.OfType <GifApplicationExtension>()
.FirstOrDefault(GifHelpers.IsNetscapeExtension);
if (netscapeExtension != null)
{
RepeatCount = GifHelpers.GetRepeatCount(netscapeExtension);
}
else
{
RepeatCount = 1;
}
}