48 lines
974 B
C
48 lines
974 B
C
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#ifndef WAVEUTIL_H
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#define WAVEUTIL_H
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#define SIZEOFFORMAT(pwfx) ((WAVE_FORMAT_PCM == pwfx->wFormatTag)? \
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(sizeof(PCMWAVEFORMAT)): \
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(sizeof(WAVEFORMATEX)+pwfx->cbSize))
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#define SIZEOFFORMATEX(pwfx) (sizeof(WAVEFORMATEX) + \
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((WAVE_FORMAT_PCM == pwfx->wFormatTag)?0:pwfx->cbSize))
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#define BLOCKALIGN(cb, b) ((DWORD)((DWORD)((DWORD)((cb) + (b) - 1) / (b)) * (b)))
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#define V_PWFX_READ(p) { \
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V_PTR_READ(p, PCMWAVEFORMAT); \
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if (WAVE_FORMAT_PCM != p->wFormatTag) { V_PTR_READ(p, WAVEFORMATEX); \
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V_BUFPTR_READ(p, (sizeof(WAVEFORMATEX) + p->cbSize)); } \
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}
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void CopyFormat
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(
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LPWAVEFORMATEX pwfxDst,
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LPWAVEFORMATEX pwfxSrc
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);
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void CopyFormatEx
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(
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LPWAVEFORMATEX pwfxDst,
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LPWAVEFORMATEX pwfxSrc
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);
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BOOL FormatCmp
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(
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LPWAVEFORMATEX pwfx1,
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LPWAVEFORMATEX pwfx2
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);
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DWORD DeinterleaveBuffers
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(
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LPWAVEFORMATEX pwfx,
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LPBYTE pSrc,
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LPBYTE *ppbDst,
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DWORD cBuffers,
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DWORD cbSrcLength,
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DWORD dwBytesWritten
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);
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#endif
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