Pitch-preserving time stretching was added in later forks of the player. Ensure you are using a modern version, such as the clsid2 fork on GitHub , which is actively maintained.
To speed up playback in MPC-HC without changing the audio pitch (the "chipmunk effect"), you must enable by switching to a specific audio renderer. How to Enable Pitch Correction Open Options (press O ). Navigate to Playback > Output . mpc hc speed up without pitch
Editors often need to scrub through raw footage. Speeding up playback to 2x with correct pitch allows you to review dialogue-heavy scenes quickly without mishearing intonation or emotional cues. Pitch-preserving time stretching was added in later forks
: If you are using a very old version of MPC-HC (prior to the v1.7.x era), these internal renderers may not be available. It is recommended to use the latest maintained version of MPC-HC . How to Enable Pitch Correction Open Options (press O )
This allows you to increase speed in smaller, more natural-sounding increments. Essential Shortcuts : Ctrl + Up Arrow . Decrease Speed : Ctrl + Down Arrow . Reset to Normal (1x) : Ctrl + R .