- public:
- wxSoundFileStream(wxInputStream& stream, wxSoundStream& io_sound);
- wxSoundFileStream(wxOutputStream& stream, wxSoundStream& io_sound);
- ~wxSoundFileStream();
-
- // Usual sound file calls (Play, Stop, ...)
- bool Play();
- bool Record(unsigned long time);
- bool Stop();
- bool Pause();
- bool Resume();
-
- // Functions which return the current state
- bool IsStopped() const { return m_state == wxSOUND_FILE_STOPPED; }
- bool IsPaused() const { return m_state == wxSOUND_FILE_PAUSED; }
-
- // A user should not call these two functions. Several things must be done before calling them.
- // Users should use Play(), ...
- bool StartProduction(int evt);
- bool StopProduction();
-
- // These three functions deals with the length, the position in the sound file.
- // All the values are expressed in bytes. If you need the values expressed in terms of
- // time, you have to use GetSoundFormat().GetTimeFromBytes(...)
- wxUint32 GetLength();
- wxUint32 GetPosition();
- wxUint32 SetPosition(wxUint32 new_position);
-
- // These two functions use the sound format specified by GetSoundFormat(). All samples
- // must be encoded in that format.
- wxSoundStream& Read(void *buffer, wxUint32 len);
- wxSoundStream& Write(const void *buffer, wxUint32 len);
-
- // This function set the sound format of the file. !! It must be used only when you are
- // in output mode (concerning the file) !! If you are in input mode (concerning the file)
- // You can't use this function to modify the format of the samples returned by Read() !
- // For this action, you must use wxSoundRouterStream applied to wxSoundFileStream.
- bool SetSoundFormat(const wxSoundFormatBase& format);
-
- // This function returns the Codec name. This is useful for those who want to build
- // a player (But also in some other case).
- virtual wxString GetCodecName() const;
-
- // You should use this function to test whether this file codec can read the stream you passed
- // to it.
- virtual bool CanRead() { return FALSE; }
-
- protected:
- wxSoundRouterStream m_codec;
- wxSoundStream *m_sndio;
- wxInputStream *m_input;
- wxOutputStream *m_output;
-
- wxSoundFileState m_state, m_oldstate;
- wxUint32 m_length, m_bytes_left;
- bool m_prepared;
-
- protected:
- virtual bool PrepareToPlay() = 0;
- virtual bool PrepareToRecord(unsigned long time) = 0;
- virtual bool FinishRecording() = 0;
- void FinishPreparation(wxUint32 len);
-
- virtual wxUint32 GetData(void *buffer, wxUint32 len) = 0;
- virtual wxUint32 PutData(const void *buffer, wxUint32 len) = 0;
-
- void OnSoundEvent(int evt);
+public:
+ wxSoundFileStream(wxInputStream& stream, wxSoundStream& io_sound);
+ wxSoundFileStream(wxOutputStream& stream, wxSoundStream& io_sound);
+ ~wxSoundFileStream();
+
+ // Usual sound file calls (Play, Stop, ...)
+ bool Play();
+ bool Record(wxUint32 time);
+ bool Stop();
+ bool Pause();
+ bool Resume();
+
+ // Functions which return the current state
+ bool IsStopped() const { return m_state == wxSOUND_FILE_STOPPED; }
+ bool IsPaused() const { return m_state == wxSOUND_FILE_PAUSED; }
+
+ // A user should not call these two functions.
+ // Several things must be done before calling them.
+ // Users should use Play(), ...
+ bool StartProduction(int evt);
+ bool StopProduction();
+
+ // These three functions deals with the length, the position in the sound file.
+ // All the values are expressed in bytes. If you need the values expressed
+ // in terms of time, you have to use GetSoundFormat().GetTimeFromBytes(...)
+ wxUint32 GetLength();
+ wxUint32 GetPosition();
+ wxUint32 SetPosition(wxUint32 new_position);
+
+ // These two functions use the sound format specified by GetSoundFormat().
+ // All samples must be encoded in that format.
+ wxSoundStream& Read(void *buffer, wxUint32 len);
+ wxSoundStream& Write(const void *buffer, wxUint32 len);
+
+ // This function set the sound format of the file. !! It must be used only
+ // when you are in output mode (concerning the file) !! If you are in
+ // input mode (concerning the file) you can't use this function to modify
+ // the format of the samples returned by Read() !
+ // For this action, you must use wxSoundRouterStream applied to wxSoundFileStream.
+ bool SetSoundFormat(const wxSoundFormatBase& format);
+
+ // This function returns the Codec name. This is useful for those who want to build
+ // a player (But also in some other case).
+ virtual wxString GetCodecName() const;
+
+ // You should use this function to test whether this file codec can read
+ // the stream you passed to it.
+ virtual bool CanRead() { return FALSE; }
+
+protected:
+ wxSoundRouterStream m_codec;
+ wxSoundStream *m_sndio;
+ wxInputStream *m_input;
+ wxOutputStream *m_output;
+
+ wxSoundFileState m_state, m_oldstate;
+ wxUint32 m_length, m_bytes_left;
+ bool m_prepared;
+
+protected:
+ virtual bool PrepareToPlay() = 0;
+ virtual bool PrepareToRecord(wxUint32 time) = 0;
+ virtual bool FinishRecording() = 0;
+ virtual bool RepositionStream(wxUint32 position) = 0;
+ void FinishPreparation(wxUint32 len);
+
+ virtual wxUint32 GetData(void *buffer, wxUint32 len) = 0;
+ virtual wxUint32 PutData(const void *buffer, wxUint32 len) = 0;
+
+ void OnSoundEvent(int evt);
projects / wxWidgets.git / commitdiff
