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make GetNumChannels pure virtual

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not 1 or 2 anymore; RageSound only supports 1 or 2 but intermediate
filters may have more
This commit is contained in:
Glenn Maynard
2006-12-10 09:04:58 +00:00
parent 95a08d5740
commit a62b963fb8
2 changed files with 2 additions and 1 deletions
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stepmania/src/RageSound.cpp
+1
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@@ -157,6 +157,7 @@ public:
int Read( char *buf, int iFrames ) { return 0; } int Read( char *buf, int iFrames ) { return 0; }
RageSoundReader *Copy() const { return new RageSoundReader_Silence; } RageSoundReader *Copy() const { return new RageSoundReader_Silence; }
int GetSampleRate() const { return 44100; } int GetSampleRate() const { return 44100; }
unsigned GetNumChannels() const { return 1; }
bool IsStreamingFromDisk() const { return false; } bool IsStreamingFromDisk() const { return false; }
int GetNextSourceFrame() const { return 0; } int GetNextSourceFrame() const { return 0; }
float GetStreamToSourceRatio() const { return 1.0f; } float GetStreamToSourceRatio() const { return 1.0f; }
stepmania/src/RageSoundReader.h
+1 -1
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@@ -13,7 +13,7 @@ public:
virtual ~RageSoundReader() { } virtual ~RageSoundReader() { }
virtual RageSoundReader *Copy() const = 0; virtual RageSoundReader *Copy() const = 0;
virtual int GetSampleRate() const = 0; virtual int GetSampleRate() const = 0;
virtual unsigned GetNumChannels() const { return 2; } /* 1 or 2 */ virtual unsigned GetNumChannels() const = 0;
virtual bool IsStreamingFromDisk() const = 0; virtual bool IsStreamingFromDisk() const = 0;
virtual bool SetProperty( const RString &sProperty, float fValue ) { return false; } virtual bool SetProperty( const RString &sProperty, float fValue ) { return false; }