mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-04-27 14:08:47 +00:00
fa5491e6b3
When the function does not keep around an additional reference of the value this is correct and more flexible for callers. https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/issues/420 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1152>
104 lines
3.6 KiB
Rust
104 lines
3.6 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
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use glib::prelude::*;
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use glib::translate::*;
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use std::mem;
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#[doc(alias = "gst_type_find_helper_for_data")]
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pub fn type_find_helper_for_data(
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obj: Option<&impl IsA<gst::Object>>,
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data: impl AsRef<[u8]>,
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) -> Result<(gst::Caps, gst::TypeFindProbability), glib::error::BoolError> {
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assert_initialized_main_thread!();
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unsafe {
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let mut prob = mem::MaybeUninit::uninit();
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let data = data.as_ref();
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let (ptr, len) = (data.as_ptr(), data.len());
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let ret = ffi::gst_type_find_helper_for_data(
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obj.map(|p| p.as_ref()).to_glib_none().0,
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mut_override(ptr),
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len,
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prob.as_mut_ptr(),
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);
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if ret.is_null() {
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Err(glib::bool_error!("No type could be found"))
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} else {
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Ok((from_glib_full(ret), from_glib(prob.assume_init())))
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}
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}
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}
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#[cfg(any(feature = "v1_16", feature = "dox"))]
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#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
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#[doc(alias = "gst_type_find_helper_for_data_with_extension")]
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pub fn type_find_helper_for_data_with_extension(
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obj: Option<&impl IsA<gst::Object>>,
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data: impl AsRef<[u8]>,
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extension: Option<&str>,
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) -> Result<(gst::Caps, gst::TypeFindProbability), glib::error::BoolError> {
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assert_initialized_main_thread!();
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unsafe {
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let mut prob = mem::MaybeUninit::uninit();
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let data = data.as_ref();
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let (ptr, len) = (data.as_ptr(), data.len());
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let ret = ffi::gst_type_find_helper_for_data_with_extension(
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obj.map(|p| p.as_ref()).to_glib_none().0,
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mut_override(ptr),
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len,
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extension.to_glib_none().0,
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prob.as_mut_ptr(),
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);
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if ret.is_null() {
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Err(glib::bool_error!("No type could be found"))
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} else {
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Ok((from_glib_full(ret), from_glib(prob.assume_init())))
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}
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}
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}
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#[doc(alias = "gst_type_find_helper_for_buffer")]
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pub fn type_find_helper_for_buffer<P: IsA<gst::Object>>(
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obj: Option<&P>,
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buf: &gst::BufferRef,
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) -> Result<(gst::Caps, gst::TypeFindProbability), glib::error::BoolError> {
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assert_initialized_main_thread!();
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unsafe {
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let mut prob = mem::MaybeUninit::uninit();
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let ret = ffi::gst_type_find_helper_for_buffer(
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obj.map(|p| p.as_ref()).to_glib_none().0,
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mut_override(buf.as_ptr()),
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prob.as_mut_ptr(),
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);
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if ret.is_null() {
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Err(glib::bool_error!("No type could be found"))
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} else {
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Ok((from_glib_full(ret), from_glib(prob.assume_init())))
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}
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}
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}
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#[cfg(any(feature = "v1_16", feature = "dox"))]
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#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
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#[doc(alias = "gst_type_find_helper_for_buffer_with_extension")]
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pub fn type_find_helper_for_buffer_with_extension<P: IsA<gst::Object>>(
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obj: Option<&P>,
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buf: &gst::BufferRef,
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extension: Option<&str>,
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) -> Result<(gst::Caps, gst::TypeFindProbability), glib::error::BoolError> {
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assert_initialized_main_thread!();
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unsafe {
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let mut prob = mem::MaybeUninit::uninit();
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let ret = ffi::gst_type_find_helper_for_buffer_with_extension(
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obj.map(|p| p.as_ref()).to_glib_none().0,
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mut_override(buf.as_ptr()),
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extension.to_glib_none().0,
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prob.as_mut_ptr(),
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);
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if ret.is_null() {
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Err(glib::bool_error!("No type could be found"))
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} else {
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Ok((from_glib_full(ret), from_glib(prob.assume_init())))
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}
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}
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}
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