mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
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2ba5105b80
They can actually be shared with multiple threads at the same time safely as all functions requiring an immutable reference are thread-safe. OTOH TypeFind can't be shared safely between different threads as not all implementations of the TypeFind struct are thread-safe.
74 lines
2 KiB
Rust
74 lines
2 KiB
Rust
// Copyright (C) 2018 Sebastian Dröge <sebastian@centricular.com>
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use std::ffi::CStr;
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use std::fmt;
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use std::mem;
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use glib::translate::*;
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use gst_sdp_sys;
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#[repr(C)]
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pub struct SDPBandwidth(pub(crate) gst_sdp_sys::GstSDPBandwidth);
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unsafe impl Send for SDPBandwidth {}
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unsafe impl Sync for SDPBandwidth {}
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impl SDPBandwidth {
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pub fn new(bwtype: &str, bandwidth: u32) -> Self {
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assert_initialized_main_thread!();
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unsafe {
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let mut bw = mem::MaybeUninit::zeroed();
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gst_sdp_sys::gst_sdp_bandwidth_set(bw.as_mut_ptr(), bwtype.to_glib_none().0, bandwidth);
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SDPBandwidth(bw.assume_init())
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}
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}
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pub fn bwtype(&self) -> Option<&str> {
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unsafe {
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if self.0.bwtype.is_null() {
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None
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} else {
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Some(CStr::from_ptr(self.0.bwtype).to_str().unwrap())
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}
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}
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}
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pub fn value(&self) -> u32 {
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self.0.bandwidth as u32
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}
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}
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impl Clone for SDPBandwidth {
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fn clone(&self) -> Self {
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assert_initialized_main_thread!();
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unsafe {
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let mut bw = mem::MaybeUninit::zeroed();
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gst_sdp_sys::gst_sdp_bandwidth_set(bw.as_mut_ptr(), self.0.bwtype, self.0.bandwidth);
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SDPBandwidth(bw.assume_init())
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}
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}
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}
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impl Drop for SDPBandwidth {
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fn drop(&mut self) {
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unsafe {
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gst_sdp_sys::gst_sdp_bandwidth_clear(&mut self.0);
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}
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}
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}
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impl fmt::Debug for SDPBandwidth {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("SDPBandwidth")
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.field("bwtype", &self.bwtype())
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.field("value", &self.value())
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.finish()
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}
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}
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