зеркало из https://github.com/mozilla/gecko-dev.git
64 строки
1.9 KiB
C++
64 строки
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef GMPVideoPlaneImpl_h_
|
|
#define GMPVideoPlaneImpl_h_
|
|
|
|
#include "gmp-video-plane.h"
|
|
#include "mozilla/ipc/Shmem.h"
|
|
|
|
namespace mozilla {
|
|
namespace gmp {
|
|
|
|
class GMPVideoHostImpl;
|
|
class GMPPlaneData;
|
|
|
|
class GMPPlaneImpl : public GMPPlane {
|
|
friend struct IPC::ParamTraits<mozilla::gmp::GMPPlaneImpl>;
|
|
|
|
public:
|
|
explicit GMPPlaneImpl(GMPVideoHostImpl* aHost);
|
|
GMPPlaneImpl(const GMPPlaneData& aPlaneData, GMPVideoHostImpl* aHost);
|
|
virtual ~GMPPlaneImpl();
|
|
|
|
// This is called during a normal destroy sequence, which is
|
|
// when a consumer is finished or during XPCOM shutdown.
|
|
void DoneWithAPI();
|
|
// This is called when something has gone wrong - specicifically,
|
|
// a child process has crashed. Does not attempt to release Shmem,
|
|
// as the Shmem has already been released.
|
|
void ActorDestroyed();
|
|
|
|
bool InitPlaneData(GMPPlaneData& aPlaneData);
|
|
|
|
// GMPPlane
|
|
GMPErr CreateEmptyPlane(int32_t aAllocatedSize, int32_t aStride,
|
|
int32_t aPlaneSize) override;
|
|
GMPErr Copy(const GMPPlane& aPlane) override;
|
|
GMPErr Copy(int32_t aSize, int32_t aStride, const uint8_t* aBuffer) override;
|
|
void Swap(GMPPlane& aPlane) override;
|
|
int32_t AllocatedSize() const override;
|
|
void ResetSize() override;
|
|
bool IsZeroSize() const override;
|
|
int32_t Stride() const override;
|
|
const uint8_t* Buffer() const override;
|
|
uint8_t* Buffer() override;
|
|
void Destroy() override;
|
|
|
|
private:
|
|
GMPErr MaybeResize(int32_t aNewSize);
|
|
void DestroyBuffer();
|
|
|
|
ipc::Shmem mBuffer;
|
|
int32_t mSize;
|
|
int32_t mStride;
|
|
GMPVideoHostImpl* mHost;
|
|
};
|
|
|
|
} // namespace gmp
|
|
} // namespace mozilla
|
|
|
|
#endif // GMPVideoPlaneImpl_h_
|