gstreamer-rs/gstreamer/src/allocation_params.rs

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// 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::mem;
use glib::translate::*;
use MemoryFlags;
#[derive(Debug, Clone)]
pub struct AllocationParams(gst_sys::GstAllocationParams);
impl AllocationParams {
pub fn get_flags(&self) -> MemoryFlags {
from_glib(self.0.flags)
}
pub fn get_align(&self) -> usize {
self.0.align
}
pub fn get_prefix(&self) -> usize {
self.0.prefix
}
pub fn get_padding(&self) -> usize {
self.0.padding
}
pub fn new(flags: MemoryFlags, align: usize, prefix: usize, padding: usize) -> Self {
assert_initialized_main_thread!();
let allocationparams = unsafe {
let mut allocationparams: gst_sys::GstAllocationParams = mem::zeroed();
allocationparams.flags = flags.to_glib();
allocationparams.align = align;
allocationparams.prefix = prefix;
allocationparams.padding = padding;
allocationparams
};
AllocationParams(allocationparams)
}
pub fn as_ptr(&self) -> *const gst_sys::GstAllocationParams {
&self.0
}
}
impl From<gst_sys::GstAllocationParams> for AllocationParams {
fn from(params: gst_sys::GstAllocationParams) -> Self {
AllocationParams(params)
}
}