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“transcoding”
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Technical Deep Dives··8 min readMP4 or WebM: Converting Video in the Browser
Three targets, and each exists for a reason. Why conversion is re-encoding rather than repackaging, why you should never chain one conversion into another, and why a converter that carries its own encoder offers everyone the same menu.
Technical Deep Dives··9 min readWhich Video Edits Keep Your Audio Untouched, and Which Re-encode It
Rotating, resizing and padding a clip stream-copy the audio; compressing and converting re-encode it; metadata removal copies both. Knowing which is which tells you the one order that spends a lossy audio pass exactly once.