winamp/Src/Plugins/Input/in_wmvdrm/WMInformation.h

90 lines
2.6 KiB
C++

#ifndef NULLSOFT_WMINFORMATIONH
#define NULLSOFT_WMINFORMATIONH
#include <wmsdk.h>
#include "WMCallback.h"
class WMInformation : public WMHandler
{
public:
WMInformation(const wchar_t *fileName, bool noBlock=false);
WMInformation(IWMReader *reader);
//WMInformation(IWMSyncReader *reader);
WMInformation(IWMMetadataEditor *_editor);
//WMInformation();
bool ErrorOpening()
{
return openError;
} // TODO: benski> this is only valid for WMInformation(const wchar_t *fileName, bool noBlock=false)!!!
virtual ~WMInformation();
bool MakeWritable(const wchar_t *fileName);
bool NonWritable();
bool MakeReadOnly(const wchar_t *fileName);
bool Flush();
bool IsSeekable();
long GetLengthMilliseconds();
long GetBitrate();
WORD GetNumberAttributes();
void ClearAllAttributes();
bool IsAttribute(const wchar_t attrName[]); // false might mean "attribute not found", see IsNotAttribute
bool IsNotAttribute(const wchar_t attrName[]); // false might mean "attribute not found", see IsAttribute
void GetAttribute(WORD index, wchar_t *attrName, size_t attrLen, wchar_t *valueStr, size_t valueStrLen);
void GetAttribute(const wchar_t attrName[], wchar_t *valueStr, size_t len);
void SetAttribute(const wchar_t *attrName, wchar_t *value, WMT_ATTR_DATATYPE defaultType = WMT_TYPE_STRING);
void DeleteAttribute(const wchar_t *attrName);
bool GetAttributeSize(const wchar_t *attrName, size_t &size);
void LicenseRequired()
{
First().OpenFailed();
}
void SetAttribute_BinString(const wchar_t *attrName, wchar_t *value);
void GetAttribute_BinString(const wchar_t attrName[], wchar_t *valueStr, size_t len);
void DeleteUserText(const wchar_t *description);
void SetUserText(const wchar_t *description, const wchar_t *valueStr);
bool GetCodecName(wchar_t *storage, size_t len);
bool GetPicture(void **data, size_t *len, wchar_t **mimeType, int type);
bool SetPicture(void *data, size_t len, const wchar_t *mimeType, int type);
bool DeletePicture(int type);
bool HasPicture(int type);
private:
bool GetDataType(const wchar_t *name, WMT_ATTR_DATATYPE &type);
long GetLongAttr(const wchar_t name[]);
bool GetBoolAttr(const wchar_t name[]);
DWORD GetDWORDAttr(const wchar_t name[]);
struct IWMMetadataEditor *editor;
struct IWMMetadataEditor2 *editor2;
struct IWMHeaderInfo *header;
struct IWMHeaderInfo2 *header2;
struct IWMHeaderInfo3 *header3;
struct IWMReader *reader;
WMCallback callback;
HANDLE hEvent;
bool openError;
void NeedsIndividualization()
{
First().OpenFailed();
}
void Opened()
{
openError=false;
SetEvent(hEvent);
}
void OpenFailed()
{
openError=true;
SetEvent(hEvent);
}
void Error()
{
openError=true;
SetEvent(hEvent);
}
};
#endif