Constant rsmpeg::ffi::AVThreadMessageFlags_AV_THREAD_MESSAGE_NONBLOCK

pub const AVThreadMessageFlags_AV_THREAD_MESSAGE_NONBLOCK: u32 = 1; // 0x0000_0001u32

Perform non-blocking operation. If this flag is set, send and recv operations are non-blocking and return AVERROR(EAGAIN) immediately if they can not proceed.