projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| e8482f24 GL |
1 | // -------------------------------------------------------------------------- |
| 2 | // Name: sndpcm.cpp | |
| 3 | // Purpose: | |
| 4 | // Date: 08/11/1999 | |
| 5 | // Author: Guilhem Lavaux <lavaux@easynet.fr> (C) 1999 | |
| 6 | // CVSID: $Id$ | |
| 7 | // -------------------------------------------------------------------------- | |
| 8 | #ifdef __GNUG__ | |
| 9 | #pragma implementation "sndpcm.cpp" | |
| 10 | #endif | |
| 11 | ||
| 92a19c2e | 12 | #include "wx/wxprec.h" |
| e8482f24 GL |
13 | |
| 14 | #ifndef WX_PRECOMP | |
| 15 | #include "wx/defs.h" | |
| 16 | #endif | |
| 17 | ||
| 18 | #ifdef __BORLANDC__ | |
| 19 | #pragma hdrstop | |
| 20 | #endif | |
| 21 | ||
| 22 | #include "wx/mmedia/sndbase.h" | |
| 23 | #include "wx/mmedia/sndpcm.h" | |
| 24 | ||
| 25 | wxSoundFormatPcm::wxSoundFormatPcm(wxUint32 srate, wxUint8 bps, | |
| 26 | wxUint16 nchannels, bool sign, | |
| 27 | int order) | |
| 28 | : m_srate(srate), m_bps(bps), m_nchan(nchannels), m_order(order), | |
| 29 | m_signed(sign) | |
| 30 | { | |
| 31 | } | |
| 32 | ||
| 33 | wxSoundFormatPcm::~wxSoundFormatPcm() | |
| 34 | { | |
| 35 | } | |
| 36 | ||
| 37 | void wxSoundFormatPcm::SetSampleRate(wxUint32 srate) | |
| 38 | { | |
| 39 | m_srate = srate; | |
| 40 | } | |
| 41 | ||
| 42 | void wxSoundFormatPcm::SetBPS(wxUint8 bps) | |
| 43 | { | |
| 44 | m_bps = bps; | |
| 45 | } | |
| 46 | ||
| 47 | void wxSoundFormatPcm::SetChannels(wxUint16 nchannels) | |
| 48 | { | |
| 49 | m_nchan = nchannels; | |
| 50 | } | |
| 51 | ||
| 52 | void wxSoundFormatPcm::SetOrder(int order) | |
| 53 | { | |
| 54 | m_order = order; | |
| 55 | } | |
| 56 | ||
| 57 | void wxSoundFormatPcm::Signed(bool sign) | |
| 58 | { | |
| 59 | m_signed = sign; | |
| 60 | } | |
| 61 | ||
| 62 | wxSoundFormatBase *wxSoundFormatPcm::Clone() const | |
| 63 | { | |
| 64 | wxSoundFormatPcm *new_pcm; | |
| 65 | ||
| 66 | new_pcm = new wxSoundFormatPcm(); | |
| 67 | new_pcm->m_srate = m_srate; | |
| 68 | new_pcm->m_bps = m_bps; | |
| 69 | new_pcm->m_nchan = m_nchan; | |
| 70 | new_pcm->m_order = m_order; | |
| 71 | new_pcm->m_signed= m_signed; | |
| 72 | ||
| 73 | return new_pcm; | |
| 74 | } | |
| 75 | ||
| 76 | wxUint32 wxSoundFormatPcm::GetTimeFromBytes(wxUint32 bytes) const | |
| 77 | { | |
| 78 | return (bytes / (m_srate * (m_bps / 8) * m_nchan)); | |
| 79 | } | |
| 80 | ||
| 81 | wxUint32 wxSoundFormatPcm::GetBytesFromTime(wxUint32 time) const | |
| 82 | { | |
| 83 | return (time * (m_srate * (m_bps / 8) * m_nchan)); | |
| 84 | } | |
| 85 | ||
| 86 | bool wxSoundFormatPcm::operator!=(const wxSoundFormatBase& format) const | |
| 87 | { | |
| 88 | wxSoundFormatPcm *format2 = (wxSoundFormatPcm *)&format; | |
| 89 | ||
| 90 | if (format.GetType() != wxSOUND_PCM) | |
| dea7e44a | 91 | return true; |
| e8482f24 GL |
92 | |
| 93 | return ( (m_srate != format2->m_srate) || | |
| 94 | (m_bps != format2->m_bps) || | |
| 95 | (m_nchan != format2->m_nchan) || | |
| 96 | (m_order != format2->m_order) || | |
| 97 | (m_signed != format2->m_signed) ); | |
| 98 | } |