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IAMVideoCompression::put_Quality

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This method sets the compression quality.

HRESULT put_Quality(
  double Quality
);

Parameters

  • Quality
    [in] Specifies the quality as a value between 0.0 and 1.0, where 1.0 indicates the best quality and 0.0 indicates the worst quality. If the value is negative, the filter will use the default quality.

Return Values

This method returns an HRESULT value.

Remarks

To determine if the filter supports this method, call the IAMVideoCompression::GetInfo method and check for the CompressionCaps_CanQuality flag (see CompressionCaps) in the pCapabilities parameter. The GetInfo method also returns the default quality.

Requirements

DirectShow applications and DirectShow filters have different include file and link library requirements. See Setting Up the Build Environment for more information.

Pocket PC: Windows Mobile 5.0 and later
Smartphone: Windows Mobile 5.0 and later
OS Versions: Windows CE 5.01 and later.
Header:

See Also

IAMVideoCompression Interface | IAMVideoCompression::get_Quality | IAMVideoCompression::GetInfo | CompressionCaps

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