(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)

SDL_SetAudioStreamSpeed

Change the playback speed of an audio stream.

Syntax

int SDL_SetAudioStreamSpeed(SDL_AudioStream *stream,
                            float speed);

Function Parameters

stream	The stream the speed is being changed
speed	The new speed. 1.0 is normal speed, 1.2 is 20% faster, etc. Must be between 0.01 and 100.

Return Value

Returns 0 on success, or -1 on error.

Thread Safety

It is safe to call this function from any thread, as it holds a stream-specific mutex while running.

Version

This function is available since SDL 3.0.0.

Related Functions

• SDL_GetAudioStreamSpeed
• SDL_SetAudioStreamFormat

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CategoryAPI

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