Function IMG_AddAnimationEncoderFrame 

pub unsafe extern "C" fn IMG_AddAnimationEncoderFrame(
    encoder: *mut IMG_AnimationEncoder,
    surface: *mut SDL_Surface,
    duration: Uint64,
) -> bool

Add a frame to an animation encoder.

Parameter: encoder the receiving images.

Parameter: surface the surface to add as the next frame in the animation.

Parameter: duration the duration of the frame, usually in milliseconds but can be other units if the IMG_PROP_ANIMATION_ENCODER_CREATE_TIMEBASE_DENOMINATOR_NUMBER property is set when creating the encoder.

Returns: true on success or false on failure; call SDL_GetError() for more information.

Available Since: This function is available since SDL_image 3.4.0.

See Also: IMG_CreateAnimationEncoder

See Also: IMG_CreateAnimationEncoder_IO

See Also: IMG_CreateAnimationEncoderWithProperties

See Also: IMG_CloseAnimationEncoder