mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-12-23 00:26:31 +00:00
aaea288abf
Some of the traits were moved to prelude or translate and no longer in the main scope of the crate Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1382>
866 lines
24 KiB
Rust
866 lines
24 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
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use std::{
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borrow::{Borrow, BorrowMut, ToOwned},
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fmt,
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marker::PhantomData,
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mem,
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ops::{Deref, DerefMut},
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ptr, str,
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};
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use glib::{prelude::*, translate::*};
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use once_cell::sync::Lazy;
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#[doc(alias = "GstCapsFeatures")]
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#[repr(transparent)]
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pub struct CapsFeatures(ptr::NonNull<ffi::GstCapsFeatures>);
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unsafe impl Send for CapsFeatures {}
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unsafe impl Sync for CapsFeatures {}
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impl CapsFeatures {
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#[doc(alias = "gst_caps_features_new")]
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pub fn new(features: impl IntoIterator<Item = impl IntoGStr>) -> Self {
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skip_assert_initialized!();
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let mut f = Self::new_empty();
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for feature in features {
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f.add(feature);
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}
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f
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}
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#[doc(alias = "gst_caps_features_new_id")]
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pub fn from_quarks(features: impl IntoIterator<Item = glib::Quark>) -> Self {
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skip_assert_initialized!();
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let mut f = Self::new_empty();
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for feature in features.into_iter() {
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f.add_from_quark(feature);
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}
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f
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}
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#[doc(alias = "gst_caps_features_new_empty")]
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pub fn new_empty() -> Self {
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assert_initialized_main_thread!();
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unsafe {
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CapsFeatures(ptr::NonNull::new_unchecked(
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ffi::gst_caps_features_new_empty(),
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))
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}
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}
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#[doc(alias = "gst_caps_features_new_any")]
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pub fn new_any() -> Self {
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assert_initialized_main_thread!();
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unsafe { CapsFeatures(ptr::NonNull::new_unchecked(ffi::gst_caps_features_new_any())) }
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}
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}
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impl IntoGlibPtr<*mut ffi::GstCapsFeatures> for CapsFeatures {
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#[inline]
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unsafe fn into_glib_ptr(self) -> *mut ffi::GstCapsFeatures {
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let s = mem::ManuallyDrop::new(self);
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s.0.as_ptr()
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}
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}
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impl Deref for CapsFeatures {
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type Target = CapsFeaturesRef;
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#[inline]
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fn deref(&self) -> &CapsFeaturesRef {
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unsafe { &*(self.0.as_ref() as *const ffi::GstCapsFeatures as *const CapsFeaturesRef) }
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}
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}
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impl DerefMut for CapsFeatures {
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#[inline]
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fn deref_mut(&mut self) -> &mut CapsFeaturesRef {
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unsafe { &mut *(self.0.as_mut() as *mut ffi::GstCapsFeatures as *mut CapsFeaturesRef) }
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}
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}
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impl AsRef<CapsFeaturesRef> for CapsFeatures {
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#[inline]
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fn as_ref(&self) -> &CapsFeaturesRef {
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self.deref()
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}
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}
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impl AsMut<CapsFeaturesRef> for CapsFeatures {
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#[inline]
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fn as_mut(&mut self) -> &mut CapsFeaturesRef {
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self.deref_mut()
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}
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}
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impl Clone for CapsFeatures {
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#[inline]
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fn clone(&self) -> Self {
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unsafe {
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let ptr = ffi::gst_caps_features_copy(self.0.as_ref());
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debug_assert!(!ptr.is_null());
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CapsFeatures(ptr::NonNull::new_unchecked(ptr))
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}
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}
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}
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impl Drop for CapsFeatures {
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#[inline]
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fn drop(&mut self) {
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unsafe { ffi::gst_caps_features_free(self.0.as_mut()) }
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}
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}
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impl fmt::Debug for CapsFeatures {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_tuple("CapsFeatures")
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.field(&self.to_string())
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.finish()
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}
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}
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impl fmt::Display for CapsFeatures {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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// Need to make sure to not call ToString::to_string() here, which
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// we have because of the Display impl. We need CapsFeaturesRef::to_string()
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f.write_str(&CapsFeaturesRef::to_string(self.as_ref()))
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}
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}
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impl str::FromStr for CapsFeatures {
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type Err = glib::BoolError;
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#[doc(alias = "gst_caps_features_from_string")]
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fn from_str(s: &str) -> Result<Self, Self::Err> {
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assert_initialized_main_thread!();
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unsafe {
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let ptr = s.run_with_gstr(|s| ffi::gst_caps_features_from_string(s.as_ptr()));
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if ptr.is_null() {
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return Err(glib::bool_error!(
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"Failed to parse caps features from string"
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));
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}
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Ok(Self(ptr::NonNull::new_unchecked(ptr)))
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}
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}
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}
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impl Borrow<CapsFeaturesRef> for CapsFeatures {
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#[inline]
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fn borrow(&self) -> &CapsFeaturesRef {
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self.as_ref()
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}
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}
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impl BorrowMut<CapsFeaturesRef> for CapsFeatures {
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#[inline]
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fn borrow_mut(&mut self) -> &mut CapsFeaturesRef {
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self.as_mut()
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}
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}
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impl glib::types::StaticType for CapsFeatures {
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#[inline]
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fn static_type() -> glib::types::Type {
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unsafe { from_glib(ffi::gst_caps_features_get_type()) }
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}
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}
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impl<'a> ToGlibPtr<'a, *const ffi::GstCapsFeatures> for CapsFeatures {
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type Storage = PhantomData<&'a Self>;
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#[inline]
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fn to_glib_none(&'a self) -> Stash<'a, *const ffi::GstCapsFeatures, Self> {
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unsafe { Stash(self.0.as_ref(), PhantomData) }
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}
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#[inline]
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fn to_glib_full(&self) -> *const ffi::GstCapsFeatures {
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unsafe { ffi::gst_caps_features_copy(self.0.as_ref()) }
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}
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}
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impl<'a> ToGlibPtr<'a, *mut ffi::GstCapsFeatures> for CapsFeatures {
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type Storage = PhantomData<&'a Self>;
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#[inline]
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fn to_glib_none(&'a self) -> Stash<'a, *mut ffi::GstCapsFeatures, Self> {
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unsafe {
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Stash(
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self.0.as_ref() as *const ffi::GstCapsFeatures as *mut ffi::GstCapsFeatures,
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PhantomData,
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)
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}
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}
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#[inline]
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fn to_glib_full(&self) -> *mut ffi::GstCapsFeatures {
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unsafe { ffi::gst_caps_features_copy(self.0.as_ref()) }
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}
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}
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impl<'a> ToGlibPtrMut<'a, *mut ffi::GstCapsFeatures> for CapsFeatures {
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type Storage = PhantomData<&'a mut Self>;
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#[inline]
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fn to_glib_none_mut(&'a mut self) -> StashMut<*mut ffi::GstCapsFeatures, Self> {
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unsafe { StashMut(self.0.as_mut(), PhantomData) }
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}
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}
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impl FromGlibPtrNone<*const ffi::GstCapsFeatures> for CapsFeatures {
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#[inline]
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unsafe fn from_glib_none(ptr: *const ffi::GstCapsFeatures) -> Self {
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debug_assert!(!ptr.is_null());
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let ptr = ffi::gst_caps_features_copy(ptr);
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debug_assert!(!ptr.is_null());
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CapsFeatures(ptr::NonNull::new_unchecked(ptr))
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}
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}
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impl FromGlibPtrNone<*mut ffi::GstCapsFeatures> for CapsFeatures {
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#[inline]
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unsafe fn from_glib_none(ptr: *mut ffi::GstCapsFeatures) -> Self {
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debug_assert!(!ptr.is_null());
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let ptr = ffi::gst_caps_features_copy(ptr);
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debug_assert!(!ptr.is_null());
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CapsFeatures(ptr::NonNull::new_unchecked(ptr))
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}
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}
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impl FromGlibPtrFull<*const ffi::GstCapsFeatures> for CapsFeatures {
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#[inline]
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unsafe fn from_glib_full(ptr: *const ffi::GstCapsFeatures) -> Self {
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debug_assert!(!ptr.is_null());
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CapsFeatures(ptr::NonNull::new_unchecked(
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ptr as *mut ffi::GstCapsFeatures,
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))
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}
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}
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impl FromGlibPtrFull<*mut ffi::GstCapsFeatures> for CapsFeatures {
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#[inline]
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unsafe fn from_glib_full(ptr: *mut ffi::GstCapsFeatures) -> Self {
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debug_assert!(!ptr.is_null());
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CapsFeatures(ptr::NonNull::new_unchecked(ptr))
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}
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}
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impl glib::value::ValueType for CapsFeatures {
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type Type = Self;
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}
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impl glib::value::ValueTypeOptional for CapsFeatures {}
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unsafe impl<'a> glib::value::FromValue<'a> for CapsFeatures {
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type Checker = glib::value::GenericValueTypeOrNoneChecker<Self>;
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unsafe fn from_value(value: &'a glib::Value) -> Self {
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skip_assert_initialized!();
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from_glib_none(glib::gobject_ffi::g_value_get_boxed(value.to_glib_none().0)
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as *mut ffi::GstCapsFeatures)
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}
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}
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impl glib::value::ToValue for CapsFeatures {
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fn to_value(&self) -> glib::Value {
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let mut value = glib::Value::for_value_type::<Self>();
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unsafe {
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glib::gobject_ffi::g_value_set_boxed(
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value.to_glib_none_mut().0,
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ToGlibPtr::<*mut ffi::GstCapsFeatures>::to_glib_none(self).0 as *mut _,
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)
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}
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value
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}
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fn value_type(&self) -> glib::Type {
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Self::static_type()
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}
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}
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impl glib::value::ToValueOptional for CapsFeatures {
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fn to_value_optional(s: Option<&Self>) -> glib::Value {
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skip_assert_initialized!();
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let mut value = glib::Value::for_value_type::<Self>();
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unsafe {
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glib::gobject_ffi::g_value_set_boxed(
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value.to_glib_none_mut().0,
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ToGlibPtr::<*mut ffi::GstCapsFeatures>::to_glib_none(&s).0 as *mut _,
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)
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}
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value
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}
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}
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impl From<CapsFeatures> for glib::Value {
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fn from(v: CapsFeatures) -> glib::Value {
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skip_assert_initialized!();
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let mut value = glib::Value::for_value_type::<CapsFeatures>();
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unsafe {
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glib::gobject_ffi::g_value_take_boxed(
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value.to_glib_none_mut().0,
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IntoGlibPtr::<*mut ffi::GstCapsFeatures>::into_glib_ptr(v) as *mut _,
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)
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}
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value
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}
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}
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impl GlibPtrDefault for CapsFeatures {
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type GlibType = *mut ffi::GstCapsFeatures;
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}
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unsafe impl TransparentPtrType for CapsFeatures {}
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#[repr(transparent)]
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#[doc(alias = "GstCapsFeatures")]
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pub struct CapsFeaturesRef(ffi::GstCapsFeatures);
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impl CapsFeaturesRef {
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#[inline]
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pub unsafe fn from_glib_borrow<'a>(ptr: *const ffi::GstCapsFeatures) -> &'a CapsFeaturesRef {
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debug_assert!(!ptr.is_null());
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&*(ptr as *mut CapsFeaturesRef)
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}
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#[inline]
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pub unsafe fn from_glib_borrow_mut<'a>(
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ptr: *mut ffi::GstCapsFeatures,
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) -> &'a mut CapsFeaturesRef {
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debug_assert!(!ptr.is_null());
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&mut *(ptr as *mut CapsFeaturesRef)
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}
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#[inline]
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pub fn as_ptr(&self) -> *const ffi::GstCapsFeatures {
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self as *const Self as *const ffi::GstCapsFeatures
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}
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#[inline]
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pub fn as_mut_ptr(&self) -> *mut ffi::GstCapsFeatures {
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self as *const Self as *mut ffi::GstCapsFeatures
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}
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pub fn is_empty(&self) -> bool {
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self.size() == 0 && !self.is_any()
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}
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#[doc(alias = "gst_caps_features_is_any")]
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pub fn is_any(&self) -> bool {
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unsafe { from_glib(ffi::gst_caps_features_is_any(self.as_ptr())) }
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}
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#[doc(alias = "gst_caps_features_contains")]
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pub fn contains(&self, feature: impl IntoGStr) -> bool {
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unsafe {
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feature.run_with_gstr(|feature| {
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from_glib(ffi::gst_caps_features_contains(
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self.as_ptr(),
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feature.as_ptr(),
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))
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})
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}
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}
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#[doc(alias = "gst_caps_features_contains_id")]
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pub fn contains_quark(&self, feature: glib::Quark) -> bool {
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unsafe {
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from_glib(ffi::gst_caps_features_contains_id(
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self.as_ptr(),
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feature.into_glib(),
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))
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}
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}
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#[doc(alias = "get_size")]
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#[doc(alias = "gst_caps_features_get_size")]
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pub fn size(&self) -> u32 {
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unsafe { ffi::gst_caps_features_get_size(self.as_ptr()) }
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}
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#[doc(alias = "get_nth")]
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#[doc(alias = "gst_caps_features_get_nth")]
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pub fn nth(&self, idx: u32) -> Option<&glib::GStr> {
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if idx >= self.size() {
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return None;
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}
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unsafe {
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let feature = ffi::gst_caps_features_get_nth(self.as_ptr(), idx);
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if feature.is_null() {
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return None;
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}
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Some(glib::GStr::from_ptr(feature))
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}
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}
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#[doc(alias = "gst_caps_features_get_nth_id")]
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pub fn nth_quark(&self, idx: u32) -> Option<glib::Quark> {
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if idx >= self.size() {
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return None;
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}
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unsafe {
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let feature = ffi::gst_caps_features_get_nth_id(self.as_ptr(), idx);
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Some(from_glib(feature))
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}
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}
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#[doc(alias = "gst_caps_features_add")]
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pub fn add(&mut self, feature: impl IntoGStr) {
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unsafe {
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feature.run_with_gstr(|feature| {
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ffi::gst_caps_features_add(self.as_mut_ptr(), feature.as_ptr())
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})
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}
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}
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#[doc(alias = "gst_caps_features_remove")]
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pub fn remove(&mut self, feature: impl IntoGStr) {
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unsafe {
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feature.run_with_gstr(|feature| {
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ffi::gst_caps_features_remove(self.as_mut_ptr(), feature.as_ptr())
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})
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}
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}
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#[doc(alias = "gst_caps_features_add_id")]
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pub fn add_from_quark(&mut self, feature: glib::Quark) {
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unsafe { ffi::gst_caps_features_add_id(self.as_mut_ptr(), feature.into_glib()) }
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}
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#[doc(alias = "gst_caps_features_remove_id")]
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pub fn remove_by_quark(&mut self, feature: glib::Quark) {
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unsafe { ffi::gst_caps_features_remove_id(self.as_mut_ptr(), feature.into_glib()) }
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}
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pub fn iter(&self) -> Iter {
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Iter::new(self)
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}
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// This is not an equivalence relation with regards to ANY. Everything is equal to ANY
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#[doc(alias = "gst_caps_features_is_equal")]
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pub fn is_equal(&self, other: &CapsFeaturesRef) -> bool {
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unsafe {
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from_glib(ffi::gst_caps_features_is_equal(
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self.as_ptr(),
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other.as_ptr(),
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))
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}
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}
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}
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impl glib::types::StaticType for CapsFeaturesRef {
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#[inline]
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fn static_type() -> glib::types::Type {
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unsafe { from_glib(ffi::gst_structure_get_type()) }
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}
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}
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impl<'a> std::iter::Extend<&'a str> for CapsFeaturesRef {
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fn extend<T: IntoIterator<Item = &'a str>>(&mut self, iter: T) {
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iter.into_iter().for_each(|f| self.add(f));
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}
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}
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impl<'a> std::iter::Extend<&'a glib::GStr> for CapsFeaturesRef {
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fn extend<T: IntoIterator<Item = &'a glib::GStr>>(&mut self, iter: T) {
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iter.into_iter().for_each(|f| self.add(f));
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}
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}
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impl std::iter::Extend<String> for CapsFeaturesRef {
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fn extend<T: IntoIterator<Item = String>>(&mut self, iter: T) {
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iter.into_iter().for_each(|f| self.add(&f));
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}
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}
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impl std::iter::Extend<glib::GString> for CapsFeaturesRef {
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fn extend<T: IntoIterator<Item = glib::GString>>(&mut self, iter: T) {
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iter.into_iter().for_each(|f| self.add(&f));
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}
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}
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impl std::iter::Extend<glib::Quark> for CapsFeaturesRef {
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fn extend<T: IntoIterator<Item = glib::Quark>>(&mut self, iter: T) {
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iter.into_iter().for_each(|f| self.add_from_quark(f));
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}
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}
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|
unsafe impl<'a> glib::value::FromValue<'a> for &'a CapsFeaturesRef {
|
|
type Checker = glib::value::GenericValueTypeOrNoneChecker<Self>;
|
|
|
|
unsafe fn from_value(value: &'a glib::Value) -> Self {
|
|
skip_assert_initialized!();
|
|
&*(glib::gobject_ffi::g_value_get_boxed(value.to_glib_none().0) as *const CapsFeaturesRef)
|
|
}
|
|
}
|
|
|
|
impl glib::value::ToValue for CapsFeaturesRef {
|
|
fn to_value(&self) -> glib::Value {
|
|
let mut value = glib::Value::for_value_type::<CapsFeatures>();
|
|
unsafe {
|
|
glib::gobject_ffi::g_value_set_boxed(
|
|
value.to_glib_none_mut().0,
|
|
self.as_mut_ptr() as *mut _,
|
|
)
|
|
}
|
|
value
|
|
}
|
|
|
|
fn value_type(&self) -> glib::Type {
|
|
Self::static_type()
|
|
}
|
|
}
|
|
|
|
impl glib::value::ToValueOptional for CapsFeaturesRef {
|
|
fn to_value_optional(s: Option<&Self>) -> glib::Value {
|
|
skip_assert_initialized!();
|
|
let mut value = glib::Value::for_value_type::<CapsFeatures>();
|
|
unsafe {
|
|
glib::gobject_ffi::g_value_set_boxed(
|
|
value.to_glib_none_mut().0,
|
|
s.map(|s| s.as_mut_ptr()).unwrap_or(ptr::null_mut()) as *mut _,
|
|
)
|
|
}
|
|
value
|
|
}
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub struct Iter<'a> {
|
|
caps_features: &'a CapsFeaturesRef,
|
|
idx: usize,
|
|
n_features: usize,
|
|
}
|
|
|
|
impl<'a> Iter<'a> {
|
|
fn new(caps_features: &'a CapsFeaturesRef) -> Iter<'a> {
|
|
skip_assert_initialized!();
|
|
let n_features = caps_features.size();
|
|
|
|
Iter {
|
|
caps_features,
|
|
idx: 0,
|
|
n_features: n_features as usize,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<'a> Iterator for Iter<'a> {
|
|
type Item = &'a glib::GStr;
|
|
|
|
fn next(&mut self) -> Option<Self::Item> {
|
|
if self.idx >= self.n_features {
|
|
return None;
|
|
}
|
|
|
|
unsafe {
|
|
let feature =
|
|
ffi::gst_caps_features_get_nth(self.caps_features.as_ptr(), self.idx as u32);
|
|
debug_assert!(!feature.is_null());
|
|
|
|
self.idx += 1;
|
|
|
|
Some(glib::GStr::from_ptr(feature))
|
|
}
|
|
}
|
|
|
|
fn size_hint(&self) -> (usize, Option<usize>) {
|
|
let remaining = self.n_features - self.idx;
|
|
|
|
(remaining, Some(remaining))
|
|
}
|
|
|
|
fn count(self) -> usize {
|
|
self.n_features - self.idx
|
|
}
|
|
|
|
// checker-ignore-item
|
|
fn nth(&mut self, n: usize) -> Option<Self::Item> {
|
|
let (end, overflow) = self.idx.overflowing_add(n);
|
|
if end >= self.n_features || overflow {
|
|
self.idx = self.n_features;
|
|
None
|
|
} else {
|
|
unsafe {
|
|
self.idx = end + 1;
|
|
let feature =
|
|
ffi::gst_caps_features_get_nth(self.caps_features.as_ptr(), end as u32);
|
|
debug_assert!(!feature.is_null());
|
|
Some(glib::GStr::from_ptr(feature))
|
|
}
|
|
}
|
|
}
|
|
|
|
fn last(self) -> Option<Self::Item> {
|
|
if self.idx == self.n_features {
|
|
None
|
|
} else {
|
|
unsafe {
|
|
let feature = ffi::gst_caps_features_get_nth(
|
|
self.caps_features.as_ptr(),
|
|
self.n_features as u32 - 1,
|
|
);
|
|
debug_assert!(!feature.is_null());
|
|
Some(glib::GStr::from_ptr(feature))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<'a> DoubleEndedIterator for Iter<'a> {
|
|
fn next_back(&mut self) -> Option<Self::Item> {
|
|
if self.idx == self.n_features {
|
|
return None;
|
|
}
|
|
|
|
self.n_features -= 1;
|
|
|
|
unsafe {
|
|
let feature =
|
|
ffi::gst_caps_features_get_nth(self.caps_features.as_ptr(), self.n_features as u32);
|
|
debug_assert!(!feature.is_null());
|
|
|
|
Some(glib::GStr::from_ptr(feature))
|
|
}
|
|
}
|
|
|
|
fn nth_back(&mut self, n: usize) -> Option<Self::Item> {
|
|
let (end, overflow) = self.n_features.overflowing_sub(n);
|
|
if end <= self.idx || overflow {
|
|
self.idx = self.n_features;
|
|
None
|
|
} else {
|
|
unsafe {
|
|
self.n_features = end - 1;
|
|
let feature = ffi::gst_caps_features_get_nth(
|
|
self.caps_features.as_ptr(),
|
|
self.n_features as u32,
|
|
);
|
|
debug_assert!(!feature.is_null());
|
|
|
|
Some(glib::GStr::from_ptr(feature))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<'a> ExactSizeIterator for Iter<'a> {}
|
|
|
|
impl<'a> std::iter::FusedIterator for Iter<'a> {}
|
|
|
|
impl<'a> IntoIterator for &'a CapsFeaturesRef {
|
|
type IntoIter = Iter<'a>;
|
|
type Item = &'a glib::GStr;
|
|
|
|
fn into_iter(self) -> Self::IntoIter {
|
|
self.iter()
|
|
}
|
|
}
|
|
|
|
impl<'a> From<&'a str> for CapsFeatures {
|
|
fn from(value: &'a str) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
features.add(value);
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<'a> From<&'a glib::GStr> for CapsFeatures {
|
|
fn from(value: &'a glib::GStr) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
features.add(value);
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl From<glib::Quark> for CapsFeatures {
|
|
fn from(value: glib::Quark) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
features.add_from_quark(value);
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<'a, const N: usize> From<[&'a str; N]> for CapsFeatures {
|
|
fn from(value: [&'a str; N]) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
value.into_iter().for_each(|f| features.add(f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<'a, const N: usize> From<[&'a glib::GStr; N]> for CapsFeatures {
|
|
fn from(value: [&'a glib::GStr; N]) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
value.into_iter().for_each(|f| features.add(f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<const N: usize> From<[String; N]> for CapsFeatures {
|
|
fn from(value: [String; N]) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
value.into_iter().for_each(|f| features.add(&f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<const N: usize> From<[glib::GString; N]> for CapsFeatures {
|
|
fn from(value: [glib::GString; N]) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
value.into_iter().for_each(|f| features.add(&f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<const N: usize> From<[glib::Quark; N]> for CapsFeatures {
|
|
fn from(value: [glib::Quark; N]) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
value.into_iter().for_each(|f| features.add_from_quark(f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<'a> std::iter::FromIterator<&'a str> for CapsFeatures {
|
|
fn from_iter<T: IntoIterator<Item = &'a str>>(iter: T) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
iter.into_iter().for_each(|f| features.add(f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl<'a> std::iter::FromIterator<&'a glib::GStr> for CapsFeatures {
|
|
fn from_iter<T: IntoIterator<Item = &'a glib::GStr>>(iter: T) -> Self {
|
|
assert_initialized_main_thread!();
|
|
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
iter.into_iter().for_each(|f| features.add(f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl std::iter::FromIterator<String> for CapsFeatures {
|
|
fn from_iter<T: IntoIterator<Item = String>>(iter: T) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
iter.into_iter().for_each(|f| features.add(&f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl std::iter::FromIterator<glib::GString> for CapsFeatures {
|
|
fn from_iter<T: IntoIterator<Item = glib::GString>>(iter: T) -> Self {
|
|
assert_initialized_main_thread!();
|
|
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
iter.into_iter().for_each(|f| features.add(&f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl std::iter::FromIterator<glib::Quark> for CapsFeatures {
|
|
fn from_iter<T: IntoIterator<Item = glib::Quark>>(iter: T) -> Self {
|
|
skip_assert_initialized!();
|
|
let mut features = CapsFeatures::new_empty();
|
|
|
|
iter.into_iter().for_each(|f| features.add_from_quark(f));
|
|
|
|
features
|
|
}
|
|
}
|
|
|
|
impl fmt::Debug for CapsFeaturesRef {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
f.debug_tuple("CapsFeatures")
|
|
.field(&self.to_string())
|
|
.finish()
|
|
}
|
|
}
|
|
|
|
impl fmt::Display for CapsFeaturesRef {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
let s = unsafe {
|
|
glib::GString::from_glib_full(ffi::gst_caps_features_to_string(self.as_ptr()))
|
|
};
|
|
f.write_str(&s)
|
|
}
|
|
}
|
|
|
|
impl ToOwned for CapsFeaturesRef {
|
|
type Owned = CapsFeatures;
|
|
|
|
#[inline]
|
|
fn to_owned(&self) -> CapsFeatures {
|
|
unsafe { from_glib_full(ffi::gst_caps_features_copy(self.as_ptr() as *const _) as *mut _) }
|
|
}
|
|
}
|
|
|
|
unsafe impl Sync for CapsFeaturesRef {}
|
|
unsafe impl Send for CapsFeaturesRef {}
|
|
|
|
pub static CAPS_FEATURE_MEMORY_SYSTEM_MEMORY: &glib::GStr =
|
|
unsafe { glib::GStr::from_utf8_with_nul_unchecked(ffi::GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY) };
|
|
pub static CAPS_FEATURES_MEMORY_SYSTEM_MEMORY: Lazy<CapsFeatures> =
|
|
Lazy::new(|| CapsFeatures::new([CAPS_FEATURE_MEMORY_SYSTEM_MEMORY]));
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_from_value_optional() {
|
|
use glib::value::ToValue;
|
|
|
|
crate::init().unwrap();
|
|
|
|
let a = None::<CapsFeatures>.to_value();
|
|
assert!(a.get::<Option<CapsFeatures>>().unwrap().is_none());
|
|
let b = glib::value::Value::from(&CapsFeatures::new_empty());
|
|
assert!(b.get::<Option<CapsFeatures>>().unwrap().is_some());
|
|
}
|
|
}
|