Constant AV_DEV_TO_APP_PREPARE_WINDOW_BUFFER

pub const AV_DEV_TO_APP_PREPARE_WINDOW_BUFFER: u32 = 1112560197; // 1_112_560_197u32

Prepare window buffer message.

Device requests to prepare a window buffer for rendering. Exact meaning is device- and application-dependent. Message is sent before rendering of each frame.

data: NULL.