StreamAlignConfiguration
Field  | 
Type  | 
Repeated  | 
Description  | 
id  | 
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sample_rate  | 
The normalisd sample rate of the audio output  | 
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frame_rate  | 
The normalised frame rate of the video output  | 
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sync_av  | 
Synchronise audio/video sources aggressively to start at the same timestamp by dropping frames until a video keyframe occurs  |