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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/media/gmp/GMPVideoPlaneImpl.h
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/gmp/GMPVideoPlaneImpl.h')
-rw-r--r--dom/media/gmp/GMPVideoPlaneImpl.h61
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+/* -*- 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::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 mozilla::gmp
+
+#endif // GMPVideoPlaneImpl_h_