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* Stream: update in doc, fix in code.

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* wxMMedia: various fixes, WAV and AIFF should work on Linux, preparing it
    for Windows.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1692 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Guilhem Lavaux
1999-02-14 17:46:47 +00:00
parent 20239453d5
commit 9fc0fe377b
10 changed files with 109 additions and 85 deletions
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41
utils/wxMMedia/sndfrag.h
View File

@@ -32,65 +32,60 @@ protected:
typedef enum {
wxBUFFER_FREE,
wxBUFFER_FFILLED,
wxBUFFER_TOFREE
wxBUFFER_TOFREE,
wxBUFFER_PLAYING
} BufState;
public:
///
typedef struct {
char *data;
///
// Local stream buffer for this fragment.
wxStreamBuffer *sndbuf;
// Data the driver would like to pass to the callback.
char *user_data;
///
wxUint32 size, ptr;
///
// Buffers included in this fragment.
wxList *buffers;
///
// State of the fragment.
BufState state;
} wxFragBufPtr;
protected:
///
//
wxFragBufPtr *m_optrs, *m_iptrs;
///
//
wxFragBufPtr *m_lstoptrs, *m_lstiptrs;
///
//
bool m_buf2free, m_dontq, m_freeing;
///
//
wxSoundDataFormat m_drvformat;
public:
///
wxFragmentBuffer(wxSound& io_drv);
///
virtual ~wxFragmentBuffer();
///
// These functions initializes the fragments. They must initialize
// m_lstoptrs, m_lstiptrs, m_maxoq, m_maxiq.
virtual void AllocIOBuffer() = 0;
///
virtual void FreeIOBuffer() = 0;
///
void AbortBuffer(wxSndBuffer *buf);
///
// Find a free (or partly free) fragment.
wxFragBufPtr *FindFreeBuffer(wxFragBufPtr *list, wxUint8 max_queue);
///
// Add this sound buffer to an "OUTPUT" fragment.
bool NotifyOutputBuffer(wxSndBuffer *buf);
///
// Add this sound buffer to an "INPUT" fragment.
bool NotifyInputBuffer(wxSndBuffer *buf);
///
// Called when a fragment is finished.
void OnBufferFinished(wxFragBufPtr *ptr);
///
// Called when a fragment is full and it should be flushed in the sound card.
virtual bool OnBufferFilled(wxFragBufPtr *ptr, wxSndMode mode) = 0;
///
inline wxSndBuffer *LastBuffer() {
wxNode *node = m_iodrv->m_buffers.Last();
if (!node) return NULL;
return (wxSndBuffer *)node->Data();
}
///
inline wxSndBuffer *FirstBuffer() {
wxNode *node = m_iodrv->m_buffers.First();