05aa8cf3ef
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30704 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
// --------------------------------------------------------------------------
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// Name: sndwav.h
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// Purpose:
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// Date: 08/11/1999
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// Author: Guilhem Lavaux <lavaux@easynet.fr> (C) 1999
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// CVSID: $Id$
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// License: wxWindows license
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// --------------------------------------------------------------------------
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#ifndef _WX_SNDWAV_H
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#define _WX_SNDWAV_H
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#ifdef __GNUG__
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#pragma interface "sndwav.h"
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#endif
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#include "wx/defs.h"
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#include "wx/string.h"
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#include "wx/stream.h"
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#include "wx/datstrm.h"
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#include "wx/mmedia/defs.h"
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#include "wx/mmedia/sndbase.h"
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#include "wx/mmedia/sndcodec.h"
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#include "wx/mmedia/sndfile.h"
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//
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// WAVE codec
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//
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class wxSoundWave: public wxSoundFileStream {
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public:
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wxSoundWave(wxInputStream& stream, wxSoundStream& io_sound);
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wxSoundWave(wxOutputStream& stream, wxSoundStream& io_sound);
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~wxSoundWave();
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bool CanRead();
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wxString GetCodecName() const;
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protected:
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bool PrepareToPlay();
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bool PrepareToRecord(wxUint32 time);
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bool FinishRecording();
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bool RepositionStream(wxUint32 position);
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wxUint32 GetData(void *buffer, wxUint32 len);
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wxUint32 PutData(const void *buffer, wxUint32 len);
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bool HandleOutputPCM(wxDataInputStream& data, wxUint32 len,
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wxUint16 channels, wxUint32 sample_fq,
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wxUint32 byte_p_sec, wxUint16 byte_p_spl,
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wxUint16 bits_p_spl);
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bool HandleOutputMSADPCM(wxDataInputStream& data, wxUint32 len,
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wxUint16 channels, wxUint32 sample_fq,
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wxUint32 byte_p_sec, wxUint16 byte_p_spl,
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wxUint16 bits_p_spl);
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bool HandleOutputG721(wxDataInputStream& data, wxUint32 len,
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wxUint16 channels, wxUint32 sample_fq,
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wxUint32 byte_p_sec, wxUint16 byte_p_spl,
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wxUint16 bits_p_spl);
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wxSoundFormatBase *HandleInputPCM(wxDataOutputStream& data);
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wxSoundFormatBase *HandleInputG72X(wxDataOutputStream& data);
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protected:
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off_t m_base_offset;
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};
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#endif
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