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use Buffer;
use aravis_sys;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::SignalHandlerId;
use glib::signal::connect_raw;
use glib::translate::*;
use glib_sys;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem;
use std::mem::transmute;
glib_wrapper! {
pub struct Stream(Object<aravis_sys::ArvStream, aravis_sys::ArvStreamClass, StreamClass>);
match fn {
get_type => || aravis_sys::arv_stream_get_type(),
}
}
pub const NONE_STREAM: Option<&Stream> = None;
pub trait StreamExt: 'static {
fn get_emit_signals(&self) -> bool;
fn get_n_buffers(&self) -> (i32, i32);
fn get_statistics(&self) -> (u64, u64, u64);
fn pop_buffer(&self) -> Option<Buffer>;
fn push_buffer<P: IsA<Buffer>>(&self, buffer: &P);
fn set_emit_signals(&self, emit_signals: bool);
fn start_thread(&self);
fn stop_thread(&self, delete_buffers: bool) -> u32;
fn timeout_pop_buffer(&self, timeout: u64) -> Option<Buffer>;
fn try_pop_buffer(&self) -> Option<Buffer>;
fn connect_new_buffer<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_property_emit_signals_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<Stream>> StreamExt for O {
fn get_emit_signals(&self) -> bool {
unsafe {
from_glib(aravis_sys::arv_stream_get_emit_signals(self.as_ref().to_glib_none().0))
}
}
fn get_n_buffers(&self) -> (i32, i32) {
unsafe {
let mut n_input_buffers = mem::MaybeUninit::uninit();
let mut n_output_buffers = mem::MaybeUninit::uninit();
aravis_sys::arv_stream_get_n_buffers(self.as_ref().to_glib_none().0, n_input_buffers.as_mut_ptr(), n_output_buffers.as_mut_ptr());
let n_input_buffers = n_input_buffers.assume_init();
let n_output_buffers = n_output_buffers.assume_init();
(n_input_buffers, n_output_buffers)
}
}
fn get_statistics(&self) -> (u64, u64, u64) {
unsafe {
let mut n_completed_buffers = mem::MaybeUninit::uninit();
let mut n_failures = mem::MaybeUninit::uninit();
let mut n_underruns = mem::MaybeUninit::uninit();
aravis_sys::arv_stream_get_statistics(self.as_ref().to_glib_none().0, n_completed_buffers.as_mut_ptr(), n_failures.as_mut_ptr(), n_underruns.as_mut_ptr());
let n_completed_buffers = n_completed_buffers.assume_init();
let n_failures = n_failures.assume_init();
let n_underruns = n_underruns.assume_init();
(n_completed_buffers, n_failures, n_underruns)
}
}
fn pop_buffer(&self) -> Option<Buffer> {
unsafe {
from_glib_full(aravis_sys::arv_stream_pop_buffer(self.as_ref().to_glib_none().0))
}
}
fn push_buffer<P: IsA<Buffer>>(&self, buffer: &P) {
unsafe {
aravis_sys::arv_stream_push_buffer(self.as_ref().to_glib_none().0, buffer.as_ref().to_glib_full());
}
}
fn set_emit_signals(&self, emit_signals: bool) {
unsafe {
aravis_sys::arv_stream_set_emit_signals(self.as_ref().to_glib_none().0, emit_signals.to_glib());
}
}
fn start_thread(&self) {
unsafe {
aravis_sys::arv_stream_start_thread(self.as_ref().to_glib_none().0);
}
}
fn stop_thread(&self, delete_buffers: bool) -> u32 {
unsafe {
aravis_sys::arv_stream_stop_thread(self.as_ref().to_glib_none().0, delete_buffers.to_glib())
}
}
fn timeout_pop_buffer(&self, timeout: u64) -> Option<Buffer> {
unsafe {
from_glib_full(aravis_sys::arv_stream_timeout_pop_buffer(self.as_ref().to_glib_none().0, timeout))
}
}
fn try_pop_buffer(&self) -> Option<Buffer> {
unsafe {
from_glib_full(aravis_sys::arv_stream_try_pop_buffer(self.as_ref().to_glib_none().0))
}
}
fn connect_new_buffer<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn new_buffer_trampoline<P, F: Fn(&P) + 'static>(this: *mut aravis_sys::ArvStream, f: glib_sys::gpointer)
where P: IsA<Stream>
{
let f: &F = &*(f as *const F);
f(&Stream::from_glib_borrow(this).unsafe_cast())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(self.as_ptr() as *mut _, b"new-buffer\0".as_ptr() as *const _,
Some(transmute(new_buffer_trampoline::<Self, F> as usize)), Box_::into_raw(f))
}
}
fn connect_property_emit_signals_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_emit_signals_trampoline<P, F: Fn(&P) + 'static>(this: *mut aravis_sys::ArvStream, _param_spec: glib_sys::gpointer, f: glib_sys::gpointer)
where P: IsA<Stream>
{
let f: &F = &*(f as *const F);
f(&Stream::from_glib_borrow(this).unsafe_cast())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(self.as_ptr() as *mut _, b"notify::emit-signals\0".as_ptr() as *const _,
Some(transmute(notify_emit_signals_trampoline::<Self, F> as usize)), Box_::into_raw(f))
}
}
}
impl fmt::Display for Stream {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Stream")
}
}