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RageSound::GetDataToPlay: always return a full block if possible

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(the sound filters are allowed to return less data than was requested,
even if not EOF)
This commit is contained in:
Glenn Maynard
2006-12-06 06:16:15 +00:00
parent 94b1849a29
commit b860c0c51c
1 changed files with 5 additions and 3 deletions
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stepmania/src/RageSound.cpp
+5 -3
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@@ -375,7 +375,7 @@ bool RageSound::GetDataToPlay( int16_t *pBuffer, int iFrames, int64_t &iStreamFr
iFramesStored = 0; iFramesStored = 0;
iStreamFrame = m_iStreamFrame; iStreamFrame = m_iStreamFrame;
while( 1 ) while( iFrames > 0 )
{ {
/* Get a block of data. */ /* Get a block of data. */
int iGotFrames = GetData( (char *) pBuffer, iFrames ); int iGotFrames = GetData( (char *) pBuffer, iFrames );
@@ -421,9 +421,11 @@ bool RageSound::GetDataToPlay( int16_t *pBuffer, int iFrames, int64_t &iStreamFr
/* This block goes from iStreamFrame to iStreamFrame+iGotFrames. */ /* This block goes from iStreamFrame to iStreamFrame+iGotFrames. */
RageSoundUtil::Pan( pBuffer, iGotFrames, m_Param.m_Balance ); RageSoundUtil::Pan( pBuffer, iGotFrames, m_Param.m_Balance );
iFramesStored = iGotFrames; iFramesStored += iGotFrames;
return true; iFrames -= iGotFrames;
pBuffer += iGotFrames * channels;
} }
return true;
} }
/* Indicate that a block of audio data has been written to the device. */ /* Indicate that a block of audio data has been written to the device. */