UM Video Process Filter is a powerful transform filter that allows rotate the video in 90, 180, and 270 degrees, keep aspect ratio when rotated the video in 90 and 270 degrees , flip the video, move horizontal and vertical, scale video.
change the brightness, contrast, hue etc.
UM Video Overlay DirectShow Filter
video processing directshow filter sdk,
FLV Directshow source filter
Audio Pitch directshow Filter