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 == true)
{
GlobalColorTable = GifHelpers.ReadColorTable(stream, Header.LogicalScreenDescriptor.GlobalColorTableSize);
}
ReadFrames(stream, metadataOnly);
var netscapeExtension =
Extensions
.OfType <GifApplicationExtension>()
.FirstOrDefault(GifHelpers.IsNetscapeExtension);
RepeatCount = netscapeExtension != null?GifHelpers.GetRepeatCount(netscapeExtension) : (ushort)1;
}
