allocator: Expose GstAllocator

This commit is contained in:
Vivia Nikolaidou 2019-05-12 16:38:40 +03:00 committed by Sebastian Dröge
parent 922af1d606
commit 32e1d68d36
4 changed files with 109 additions and 0 deletions

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@ -0,0 +1,42 @@
// Copyright (C) 2019 Vivia Nikolaidou <vivia@ahiru.eu>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use std::ptr;
use gst_sys;
use glib::translate::{from_glib_full, ToGlibPtr};
use glib::IsA;
use AllocationParams;
use Allocator;
use Memory;
pub trait AllocatorExtManual: 'static {
fn alloc(&self, size: usize, params: Option<&AllocationParams>) -> Option<Memory>;
}
impl<O: IsA<Allocator>> AllocatorExtManual for O {
fn alloc(&self, size: usize, params: Option<&AllocationParams>) -> Option<Memory> {
unsafe {
let ret = gst_sys::gst_allocator_alloc(
self.as_ptr() as *mut _,
size,
match params {
Some(val) => val.to_glib_none().0 as *mut _,
None => ptr::null_mut(),
},
);
if ret.is_null() {
None
} else {
Some(from_glib_full(ret))
}
}
}
}

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@ -0,0 +1,61 @@
// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT
use Object;
use glib::object::IsA;
use glib::translate::*;
use gst_sys;
glib_wrapper! {
pub struct Allocator(Object<gst_sys::GstAllocator, gst_sys::GstAllocatorClass, AllocatorClass>) @extends Object;
match fn {
get_type => || gst_sys::gst_allocator_get_type(),
}
}
impl Allocator {
pub fn find(name: Option<&str>) -> Option<Allocator> {
assert_initialized_main_thread!();
unsafe {
from_glib_full(gst_sys::gst_allocator_find(name.to_glib_none().0))
}
}
pub fn register<P: IsA<Allocator>>(name: &str, allocator: &P) {
skip_assert_initialized!();
unsafe {
gst_sys::gst_allocator_register(name.to_glib_none().0, allocator.as_ref().to_glib_full());
}
}
}
unsafe impl Send for Allocator {}
unsafe impl Sync for Allocator {}
pub const NONE_ALLOCATOR: Option<&Allocator> = None;
pub trait AllocatorExt: 'static {
//fn alloc(&self, size: usize, params: Option<&mut AllocationParams>) -> /*Ignored*/Option<Memory>;
//fn free(&self, memory: /*Ignored*/&mut Memory);
fn set_default(&self);
}
impl<O: IsA<Allocator>> AllocatorExt for O {
//fn alloc(&self, size: usize, params: Option<&mut AllocationParams>) -> /*Ignored*/Option<Memory> {
// unsafe { TODO: call gst_sys:gst_allocator_alloc() }
//}
//fn free(&self, memory: /*Ignored*/&mut Memory) {
// unsafe { TODO: call gst_sys:gst_allocator_free() }
//}
fn set_default(&self) {
unsafe {
gst_sys::gst_allocator_set_default(self.as_ref().to_glib_full());
}
}
}

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@ -2,6 +2,10 @@
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT
mod allocator;
pub use self::allocator::{Allocator, AllocatorClass, NONE_ALLOCATOR};
pub use self::allocator::AllocatorExt;
mod bin;
pub use self::bin::{Bin, BinClass, NONE_BIN};
pub use self::bin::GstBinExt;
@ -189,6 +193,7 @@ pub mod functions;
#[doc(hidden)]
pub mod traits {
pub use super::AllocatorExt;
pub use super::GstBinExt;
pub use super::BufferPoolExt;
pub use super::ChildProxyExt;

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@ -155,6 +155,7 @@ mod element;
mod bin;
mod allocator;
mod pipeline;
mod allocation_params;