AnotherFoxGuy/webrtc-audio-processing
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Bump to WebRTC M120 release

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Some API deprecation -- ExperimentalAgc and ExperimentalNs are gone.
We're continuing to carry iSAC even though it's gone upstream, but maybe
we'll want to drop that soon.
This commit is contained in:
Arun Raghavan
2023-12-12 10:42:58 -05:00
parent 9a202fb8c2
commit c6abf6cd3f
479 changed files with 20900 additions and 11996 deletions
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61
webrtc/api/ref_counted_base.h
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@ -10,8 +10,8 @@
#ifndef API_REF_COUNTED_BASE_H_
#define API_REF_COUNTED_BASE_H_
#include "rtc_base/constructor_magic.h"
#include "rtc_base/ref_count.h"
#include <type_traits>
#include "rtc_base/ref_counter.h"
namespace rtc {
@ -20,6 +20,9 @@ class RefCountedBase {
public:
RefCountedBase() = default;
RefCountedBase(const RefCountedBase&) = delete;
RefCountedBase& operator=(const RefCountedBase&) = delete;
void AddRef() const { ref_count_.IncRef(); }
RefCountReleaseStatus Release() const {
const auto status = ref_count_.DecRef();
@ -30,12 +33,64 @@ class RefCountedBase {
}
protected:
// Provided for internal webrtc subclasses for corner cases where it's
// necessary to know whether or not a reference is exclusively held.
bool HasOneRef() const { return ref_count_.HasOneRef(); }
virtual ~RefCountedBase() = default;
private:
mutable webrtc::webrtc_impl::RefCounter ref_count_{0};
};
RTC_DISALLOW_COPY_AND_ASSIGN(RefCountedBase);
// Template based version of `RefCountedBase` for simple implementations that do
// not need (or want) destruction via virtual destructor or the overhead of a
// vtable.
//
// To use:
// struct MyInt : public rtc::RefCountedNonVirtual<MyInt> {
// int foo_ = 0;
// };
//
// rtc::scoped_refptr<MyInt> my_int(new MyInt());
//
// sizeof(MyInt) on a 32 bit system would then be 8, int + refcount and no
// vtable generated.
template <typename T>
class RefCountedNonVirtual {
public:
RefCountedNonVirtual() = default;
RefCountedNonVirtual(const RefCountedNonVirtual&) = delete;
RefCountedNonVirtual& operator=(const RefCountedNonVirtual&) = delete;
void AddRef() const { ref_count_.IncRef(); }
RefCountReleaseStatus Release() const {
// If you run into this assert, T has virtual methods. There are two
// options:
// 1) The class doesn't actually need virtual methods, the type is complete
// so the virtual attribute(s) can be removed.
// 2) The virtual methods are a part of the design of the class. In this
// case you can consider using `RefCountedBase` instead or alternatively
// use `rtc::RefCountedObject`.
static_assert(!std::is_polymorphic<T>::value,
"T has virtual methods. RefCountedBase is a better fit.");
const auto status = ref_count_.DecRef();
if (status == RefCountReleaseStatus::kDroppedLastRef) {
delete static_cast<const T*>(this);
}
return status;
}
protected:
// Provided for internal webrtc subclasses for corner cases where it's
// necessary to know whether or not a reference is exclusively held.
bool HasOneRef() const { return ref_count_.HasOneRef(); }
~RefCountedNonVirtual() = default;
private:
mutable webrtc::webrtc_impl::RefCounter ref_count_{0};
};
} // namespace rtc