protected IEnumerable<TagBinaryInfo> GetTagFullBinariesFromSwfResource(string resourceName)
{
var file = new SwfFile();
var stream = OpenEmbeddedResource(resourceName);
SwfStreamReader reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
stream = DecompressIfNeeded(file.FileInfo, stream);
stream.Seek(8, SeekOrigin.Begin);
reader = new SwfStreamReader(stream);
file.Header = reader.ReadSwfHeader();
while (stream.Position < stream.Length) {
var position = stream.Position;
ushort typeAndSize = reader.ReadUInt16();
SwfTagType type = (SwfTagType)(typeAndSize >> 6);
int shortSize = typeAndSize & 0x3f;
int size = shortSize < 0x3f ? shortSize : reader.ReadInt32();
var length = stream.Position - position + size;
stream.Seek(position, SeekOrigin.Begin);
yield return new TagBinaryInfo { Type = type, Binary = reader.ReadBytes((int)length) };
}
}
public void ReadSwfHeaderTest()
{
var mem = new MemoryStream();
var writer = new SwfStreamWriter(mem);
var rect = new SwfRect {
XMin = 0x004,
XMax = 0x48f,
YMin = 0x008,
YMax = 0x0ee
};
writer.WriteRect(ref rect);
writer.WriteFixedPoint8(23.75);
writer.WriteUInt16(20);
mem.Seek(0, SeekOrigin.Begin);
var reader = new SwfStreamReader(mem);
var hdr = reader.ReadSwfHeader();
Assert.AreEqual(rect, hdr.FrameSize);
Assert.AreEqual(23.75, hdr.FrameRate);
Assert.AreEqual(20, hdr.FrameCount);
Assert.AreEqual(mem.Length, mem.Position, "Should reach end of the stream");
}
protected T ReadTag <T>(string resourceName, string tagHash) where T : SwfTagBase
{
using (var stream = OpenEmbeddedResource(resourceName)) {
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF)
{
var tagData = reader.ReadTagData();
var hash = GetTagHash(tagData);
if (tagHash == hash)
{
var tagReader = new SwfTagDeserializer(file);
//using (var dump = File.Open(@"D:\temp\1.bin", FileMode.Create)) {
// dump.Write(tagData.Data, 0, tagData.Data.Length);
// dump.Flush();
//}
return(tagReader.ReadTag <T>(tagData));
}
}
}
return(null);
}
protected IEnumerable <TagBinaryInfo> GetTagFullBinariesFromSwfResource(string resourceName)
{
var file = new SwfFile();
var stream = OpenEmbeddedResource(resourceName);
SwfStreamReader reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
stream = DecompressIfNeeded(file.FileInfo, stream);
stream.Seek(8, SeekOrigin.Begin);
reader = new SwfStreamReader(stream);
file.Header = reader.ReadSwfHeader();
while (stream.Position < stream.Length)
{
var position = stream.Position;
ushort typeAndSize = reader.ReadUInt16();
SwfTagType type = (SwfTagType)(typeAndSize >> 6);
int shortSize = typeAndSize & 0x3f;
int size = shortSize < 0x3f ? shortSize : reader.ReadInt32();
var length = stream.Position - position + size;
stream.Seek(position, SeekOrigin.Begin);
yield return(new TagBinaryInfo {
Type = type, Binary = reader.ReadBytes((int)length)
});
}
}
protected IEnumerable <SwfTagData> IterateTags(Stream stream)
{
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF)
{
var tagData = reader.ReadTagData();
yield return(tagData);
}
}
protected SwfTagData ReadTagData(string resourceName, string tagHash)
{
using (var stream = OpenEmbeddedResource(resourceName)) {
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF)
{
var tagData = reader.ReadTagData();
var hash = GetTagHash(tagData);
if (tagHash == hash)
{
return(tagData);
}
}
}
return(null);
}
public void ReadSwfHeaderTest()
{
var mem = new MemoryStream();
var writer = new SwfStreamWriter(mem);
var rect = new SwfRect {
XMin = 0x004,
XMax = 0x48f,
YMin = 0x008,
YMax = 0x0ee
};
writer.WriteRect(ref rect);
writer.WriteFixedPoint8(23.75);
writer.WriteUInt16(20);
mem.Seek(0, SeekOrigin.Begin);
var reader = new SwfStreamReader(mem);
var hdr = reader.ReadSwfHeader();
Assert.AreEqual(rect, hdr.FrameSize);
Assert.AreEqual(23.75, hdr.FrameRate);
Assert.AreEqual(20, hdr.FrameCount);
Assert.AreEqual(mem.Length, mem.Position, "Should reach end of the stream");
}
protected IEnumerable<SwfTagData> IterateTags(Stream stream)
{
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF) {
var tagData = reader.ReadTagData();
yield return tagData;
}
}