forked from mirrors/gstreamer-rs
68 lines
2 KiB
Rust
68 lines
2 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
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use crate::DeviceProvider;
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use crate::Plugin;
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use crate::Rank;
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use glib::prelude::*;
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use glib::translate::*;
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use std::ffi::CStr;
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impl DeviceProvider {
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#[doc(alias = "gst_device_provider_register")]
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pub fn register(
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plugin: Option<&Plugin>,
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name: &str,
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rank: Rank,
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type_: glib::types::Type,
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) -> Result<(), glib::error::BoolError> {
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assert_initialized_main_thread!();
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unsafe {
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glib::result_from_gboolean!(
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ffi::gst_device_provider_register(
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plugin.to_glib_none().0,
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name.to_glib_none().0,
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rank.into_glib() as u32,
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type_.into_glib()
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),
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"Failed to register device provider factory"
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)
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}
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}
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}
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pub trait DeviceProviderExtManual: 'static {
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#[doc(alias = "get_metadata")]
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#[doc(alias = "gst_device_provider_class_get_metadata")]
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fn metadata<'a>(&self, key: &str) -> Option<&'a str>;
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#[doc(alias = "gst_device_provider_get_devices")]
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#[doc(alias = "get_devices")]
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fn devices(&self) -> glib::List<crate::Device>;
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}
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impl<O: IsA<DeviceProvider>> DeviceProviderExtManual for O {
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fn metadata<'a>(&self, key: &str) -> Option<&'a str> {
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unsafe {
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let klass = (*(self.as_ptr() as *mut glib::gobject_ffi::GTypeInstance)).g_class
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as *mut ffi::GstDeviceProviderClass;
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let ptr = ffi::gst_device_provider_class_get_metadata(klass, key.to_glib_none().0);
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if ptr.is_null() {
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None
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} else {
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Some(CStr::from_ptr(ptr).to_str().unwrap())
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}
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}
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}
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fn devices(&self) -> glib::List<crate::Device> {
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unsafe {
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FromGlibPtrContainer::from_glib_full(ffi::gst_device_provider_get_devices(
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self.as_ref().to_glib_none().0,
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))
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}
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}
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}
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