MFPKEY_ZEROBYTEFRAMES Property

Specifies the number of video frames that are skipped because they were duplicates of previous frames.

Constant for IPropertyBag

g_wszWMVCZeroByteFrames

Data Type

VT_I4

Remarks

This value is not subtracted from the total number of frames passed (MFPKEY_TOTALFRAMES) when calculating the number of encoded frames (MFPKEY_CODEDFRAMES).

You can stop the codec from skipping duplicate frames by setting MFPKEY_PRODUCEDUMMYFRAMES to TRUE.

You can get this value after you are finished passing samples.

Applies To

This read-only property is available on the encoder of the following codecs:

• Windows Media Video 9
• Windows Media Video 9 Advanced Profile
• Windows Media Video 9 Screen

Requirements

Client: Requires Windows Vista or Windows XP.

Header: Include wmcodecdsp.h.

See Also

• Properties