struct RGB readRGB();
struct MATRIX readMATRIX();
unsigned char* readSTRING();
-struct CXFORM readCXFORM();
struct CLIPACTIONS readCLIPACTIONS();
void writeRECT(u8**pos, struct RECT*r);
struct RGBA readRGBA();
struct GRADIENT readGRADIENT(int shape);
struct RECT readRECT();
-struct CXFORM readCXFORM();
+struct CXFORM readCXFORM(char alpha);
struct MATRIX readMATRIX();
unsigned char* readSTRING();
int swf_read_tag(struct swf_tag* swftag);