Initial community commit

Src/Plugins/Input/in_mp3/Metadata.h

@@ -0,0 +1,64 @@
+#ifndef NULLSOFT_IN_MP3_METADATA
+#define NULLSOFT_IN_MP3_METADATA
+
+#include "giofile.h"
+#include "ID3v1.h"
+#include "ID3v2.h"
+#include "Lyrics3.h"
+#include "apev2.h"
+
+enum
+{
+	METADATA_SUCCESS = 0,
+		SAVE_SUCCESS = 0,
+	SAVE_ERROR_OPENING_FILE = 1,
+	SAVE_ID3V1_WRITE_ERROR = 2,
+	SAVE_ID3V2_WRITE_ERROR = 3,
+	SAVE_ERROR_READONLY = 4,
+	SAVE_ERROR_CANT_OPEN_TEMPFILE = 5,
+	SAVE_ERROR_ERROR_OVERWRITING = 6,
+	SAVE_LYRICS3_WRITE_ERROR = 7,
+	SAVE_APEV2_WRITE_ERROR = 8,
+};
+
+
+class Metadata
+{
+public:
+	Metadata()                                                        {}
+	Metadata(CGioFile *_file, const wchar_t *_filename);
+	~Metadata();
+
+	int Open(const wchar_t *filename);
+	int GetExtendedData(const char *tag, wchar_t *data, int dataLen);
+	int SetExtendedData(const char *tag, const wchar_t *data);
+	int Save();
+	bool IsMe(const wchar_t *fn) { return filename && !_wcsicmp(filename, fn); }
+	
+	void AddRef() { InterlockedIncrement(&refs); }
+	void Release() { if(!InterlockedDecrement(&refs)) delete this; }
+
+private:
+	bool IsDirty();
+	void ReadTags(CGioFile *_file);
+	int GetString(const char *tag, wchar_t *data, int dataLen);
+
+	int sampleRate = 0;
+	int bitrate    = 0;
+	int vbr        = 0;
+	int channels   = 0;
+	int length_ms  = 0;
+	CGioFile file;
+
+public:
+	ID3v1 id3v1;
+	ID3v2 id3v2;
+	Lyrics3 lyrics3;
+	APE apev2;
+
+	wchar_t *filename = 0;
+protected:
+	volatile LONG refs = 1;
+};
+
+#endif