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gstreamer: Store ffi::GstCaps inside gst::Caps and equivalent for other miniobjects

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Simplifies code and prepares for the next changes.
This commit is contained in:
Sebastian Dröge 2021-04-03 17:43:50 +03:00
parent 21ff418b0f
commit 8d983066f5
1 changed files with 9 additions and 9 deletions
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18
gstreamer/src/miniobject.rs
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@ -4,7 +4,7 @@
macro_rules! mini_object_wrapper( macro_rules! mini_object_wrapper(
($name:ident, $ref_name:ident, $ffi_name:path, $get_type:expr) => { ($name:ident, $ref_name:ident, $ffi_name:path, $get_type:expr) => {
pub struct $name { pub struct $name {
obj: std::ptr::NonNull<$ref_name>, obj: std::ptr::NonNull<$ffi_name>,
} }
#[repr(transparent)] #[repr(transparent)]
@ -18,7 +18,7 @@ macro_rules! mini_object_wrapper(
$crate::ffi::gst_mini_object_ref(ptr as *mut $crate::ffi::GstMiniObject); $crate::ffi::gst_mini_object_ref(ptr as *mut $crate::ffi::GstMiniObject);
$name { $name {
obj: std::ptr::NonNull::new_unchecked(ptr as *mut $ffi_name as *mut $ref_name), obj: std::ptr::NonNull::new_unchecked(ptr as *mut $ffi_name),
} }
} }
@ -27,7 +27,7 @@ macro_rules! mini_object_wrapper(
assert!(!ptr.is_null()); assert!(!ptr.is_null());
$name { $name {
obj: std::ptr::NonNull::new_unchecked(ptr as *mut $ffi_name as *mut $ref_name), obj: std::ptr::NonNull::new_unchecked(ptr as *mut $ffi_name),
} }
} }
@ -36,19 +36,19 @@ macro_rules! mini_object_wrapper(
assert!(!ptr.is_null()); assert!(!ptr.is_null());
$crate::glib::translate::Borrowed::new($name { $crate::glib::translate::Borrowed::new($name {
obj: std::ptr::NonNull::new_unchecked(ptr as *mut $ffi_name as *mut $ref_name), obj: std::ptr::NonNull::new_unchecked(ptr as *mut $ffi_name),
}) })
} }
pub unsafe fn replace_ptr(&mut self, ptr: *mut $ffi_name) { pub unsafe fn replace_ptr(&mut self, ptr: *mut $ffi_name) {
assert!(!ptr.is_null()); assert!(!ptr.is_null());
self.obj = std::ptr::NonNull::new_unchecked(ptr as *mut $ref_name); self.obj = std::ptr::NonNull::new_unchecked(ptr);
} }
pub fn make_mut(&mut self) -> &mut $ref_name { pub fn make_mut(&mut self) -> &mut $ref_name {
unsafe { unsafe {
if self.is_writable() { if self.is_writable() {
return self.obj.as_mut(); return &mut *(self.obj.as_mut() as *mut $ffi_name as *mut $ref_name);
} }
let ptr = $crate::ffi::gst_mini_object_make_writable( let ptr = $crate::ffi::gst_mini_object_make_writable(
@ -57,13 +57,13 @@ macro_rules! mini_object_wrapper(
self.replace_ptr(ptr as *mut $ffi_name); self.replace_ptr(ptr as *mut $ffi_name);
assert!(self.is_writable()); assert!(self.is_writable());
self.obj.as_mut() &mut *(self.obj.as_mut() as *mut $ffi_name as *mut $ref_name)
} }
} }
pub fn get_mut(&mut self) -> Option<&mut $ref_name> { pub fn get_mut(&mut self) -> Option<&mut $ref_name> {
if self.is_writable() { if self.is_writable() {
Some(unsafe { self.obj.as_mut() }) Some(unsafe { &mut *(self.obj.as_mut() as *mut $ffi_name as *mut $ref_name) })
} else { } else {
None None
} }
@ -101,7 +101,7 @@ macro_rules! mini_object_wrapper(
type Target = $ref_name; type Target = $ref_name;
fn deref(&self) -> &Self::Target { fn deref(&self) -> &Self::Target {
unsafe { &*(self.obj.as_ptr() as *const Self::Target) } unsafe { &*(self.obj.as_ref() as *const $ffi_name as *const $ref_name) }
} }
} }