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add GetNextStreamFrame, GetStreamToSourceRatio

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Glenn Maynard
2006-11-29 07:38:21 +00:00
parent 73d26022fa
commit 830577f81e
1 changed files with 7 additions and 0 deletions
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stepmania/src/RageSoundReader.h
+7
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@@ -18,6 +18,13 @@ public:
virtual unsigned GetNumChannels() const { return 2; } /* 1 or 2 */ virtual unsigned GetNumChannels() const { return 2; } /* 1 or 2 */
virtual bool IsStreamingFromDisk() const = 0; virtual bool IsStreamingFromDisk() const = 0;
/* GetNextStreamFrame() provides the source frame associated with the next frame
* that will be read via Read(). GetStreamToSourceRatio() returns the ratio
* for extrapolating the source frames of the remainder of the block. These
* values are valid so long as no parameters are changed before the next Read(). */
virtual int GetNextStreamFrame() const = 0;//{ return 0; } // XXX: should be pure
virtual float GetStreamToSourceRatio() const { return 1.0f; } // XXX: should be pure
string GetError() const { return m_sError; } string GetError() const { return m_sError; }
protected: protected: