###### (This is the documentation for SDL3, which is the current stable version. [SDL2](https://wiki.libsdl.org/SDL2/) was the previous version!) # SDL_UnlockAudioStream Unlock an audio stream for serialized access. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_audio.h) ## Syntax ```c bool SDL_UnlockAudioStream(SDL_AudioStream *stream); ``` ## Function Parameters | | | | | ------------------------------------ | ---------- | --------------------------- | | [SDL_AudioStream](SDL_AudioStream) * | **stream** | the audio stream to unlock. | ## Return Value (bool) Returns true on success or false on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Remarks This unlocks an audio stream after a call to [SDL_LockAudioStream](SDL_LockAudioStream). ## Thread Safety You should only call this from the same thread that previously called [SDL_LockAudioStream](SDL_LockAudioStream). ## Version This function is available since SDL 3.1.3. ## See Also - [SDL_LockAudioStream](SDL_LockAudioStream) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryAudio](CategoryAudio)