XP | Vista | 7, 8 | ||
Media Foundation | Use | × | ○ (fewer supported format) | ○ |
Movie playback rate | × | x0.5 -- x8 (forward only) | ||
Audio playback rate | × | x0.5 -- x8 (forward only) | ||
DirectShow | Use | ○ | ○ (if unsupported by Media Foundation) | |
Movie playback rate | Variable (forward only) (.avi, .mpg, etc.) Fixed (.wmv, etc.) | |||
Audio playback rate | Variable (forward only) (.wav, .mp3, .mid, etc.) (sampled sound pitch also changes) Fixed (.wma, etc.) | |||
Still image | jpeg, png, gif, bmp, tiff, etc. |
(NOTE) Movie and audio playback rate shown above is based on our experiments using specific data. Actual and practical range may vary depending on system and data. It does not guarantee specification nor performance. |