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SDL_ReleaseCameraFrame - Release a frame of video acquired from a camera.

Availability

       This function is available since SDL 3.2.0.

Description

       Let the back-end re-use the internal buffer for camera.

       This function _must_ be called only on surface objects returned by

       SDL_AcquireCameraFrame  ().  This  function should be called as quickly as possible after acquisition, as
       SDL keeps a small FIFO queue of surfaces for video frames;  if  surfaces  aren't  released  in  a  timely
       manner, SDL may drop upcoming video frames from the camera.

       If  the  app  needs to keep the surface for a significant time, they should make a copy of it and release
       the original.

       The app should not use the surface again after calling this function; assume the surface is freed and the
       pointer is invalid.

Function Parameters

camera opened camera device.

       frame  the video frame surface to release.

Header File

       Defined in SDL3/SDL_camera.h

Name

       SDL_ReleaseCameraFrame - Release a frame of video acquired from a camera.

See Also

(3), SDL_AcquireCameraFrame(3)

Simple Directmedia Layer                           SDL 3.2.10                          SDL_ReleaseCameraFrame(3)

Synopsis

#include"SDL3/SDL.h"voidSDL_ReleaseCameraFrame(SDL_Camera*camera,SDL_Surface*frame);

Thread Safety

       It is safe to call this function from any thread.

See Also