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Commit	Line	Data
	1	// /////////////////////////////////////////////////////////////////////////////
	2	// Name: sndfile.h
	3	// Purpose: wxMMedia
	4	// Author: Guilhem Lavaux
	5	// Created: 1997
	6	// Updated: 1998
	7	// Copyright: (C) 1997, 1998, Guilhem Lavaux
	8	// License: wxWindows license
	9	// /////////////////////////////////////////////////////////////////////////////
	10	/* Real -- C++ -- */
	11	#ifndef __SND_file_H__
	12	#define __SND_file_H__
	13
	14	#ifdef __GNUG__
	15	#pragma interface
	16	#endif
	17
	18	#include "mmfile.h"
	19	#include "sndsnd.h"
	20
	21	///
	22	class wxSndFileCodec : public wxMMediaFile, public wxSndBuffer {
	23	///
	24	DECLARE_ABSTRACT_CLASS(wxSndFileCodec)
	25	public:
	26
	27	typedef enum {
	28	wxSFILE_STOPPED,
	29	wxSFILE_PLAYING,
	30	wxSFILE_RECORDING,
	31	wxSFILE_PREPARED_TO_PLAY,
	32	wxSFILE_PREPARED_TO_RECORD,
	33	} FileState;
	34
	35	protected:
	36	wxUint32 m_fsize, m_fpos, m_fdone;
	37	FileState m_fstate;
	38	wxMMtime m_sndtime;
	39	public:
	40
	41	///
	42	wxSndFileCodec();
	43	///
	44	wxSndFileCodec(wxInputStream& s, bool preload, bool seekable);
	45	///
	46	wxSndFileCodec(wxOutputStream& s, bool seekable);
	47	///
	48	wxSndFileCodec(const wxString& fname);
	49	///
	50	virtual ~wxSndFileCodec();
	51
	52	///
	53	void Play(wxSound& snd);
	54	///
	55	void Stop(wxSound& snd);
	56	///
	57	void Record(wxSound& snd,
	58	const wxSoundDataFormat& format, wxUint32 seconds);
	59
	60	///
	61	void OnNeedOutputData(char *data, wxUint32& size);
	62	///
	63	void OnBufferInFinished(char *iobuf, wxUint32& size);
	64
	65	///
	66	virtual bool OnNeedData(char *buf, wxUint32 size) = 0;
	67	///
	68	virtual bool OnWriteData(char *buf, wxUint32 size) = 0;
	69	///
	70	virtual wxUint32 PrepareToPlay() = 0;
	71	///
	72	virtual bool PrepareToRecord(wxUint32 file_size) = 0;
	73	///
	74	virtual bool TranslateBuffer(wxSndBuffer& buf);
	75	///
	76	virtual bool RestartBuffer(wxSndMode mode);
	77	///
	78	virtual wxUint32 GetSize() const;
	79	///
	80	virtual wxUint32 Available() const;
	81	///
	82	virtual wxMMtime GetLength();
	83
	84	///
	85	wxMMtime GetPosition();
	86
	87	///
	88	virtual bool StartPlay();
	89	///
	90	virtual void StopPlay();
	91	};
	92
	93	#endif