summaryrefslogtreecommitdiffstats
path: root/gfx/layers/client/GPUVideoTextureClient.cpp
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/client/GPUVideoTextureClient.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/client/GPUVideoTextureClient.cpp')
-rw-r--r--gfx/layers/client/GPUVideoTextureClient.cpp72
1 files changed, 72 insertions, 0 deletions
diff --git a/gfx/layers/client/GPUVideoTextureClient.cpp b/gfx/layers/client/GPUVideoTextureClient.cpp
new file mode 100644
index 000000000..10d2bbf38
--- /dev/null
+++ b/gfx/layers/client/GPUVideoTextureClient.cpp
@@ -0,0 +1,72 @@
+/* -*- Mode: C++; tab-width: 20; 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/. */
+
+#include "GPUVideoTextureClient.h"
+#include "mozilla/dom/VideoDecoderManagerChild.h"
+#include "mozilla/gfx/2D.h"
+
+namespace mozilla {
+namespace layers {
+
+using namespace gfx;
+
+GPUVideoTextureData::GPUVideoTextureData(dom::VideoDecoderManagerChild* aManager,
+ const SurfaceDescriptorGPUVideo& aSD,
+ const gfx::IntSize& aSize)
+ : mManager(aManager)
+ , mSD(aSD)
+ , mSize(aSize)
+{}
+
+GPUVideoTextureData::~GPUVideoTextureData()
+{
+}
+
+bool
+GPUVideoTextureData::Serialize(SurfaceDescriptor& aOutDescriptor)
+{
+ aOutDescriptor = mSD;
+ return true;
+}
+
+void
+GPUVideoTextureData::FillInfo(TextureData::Info& aInfo) const
+{
+ aInfo.size = mSize;
+ // TODO: We should probably try do better for this.
+ // layers::Image doesn't expose a format, so it's hard
+ // to figure out in VideoDecoderParent.
+ aInfo.format = SurfaceFormat::B8G8R8X8;
+ aInfo.hasIntermediateBuffer = false;
+ aInfo.hasSynchronization = false;
+ aInfo.supportsMoz2D = false;
+ aInfo.canExposeMappedData = false;
+}
+
+already_AddRefed<SourceSurface>
+GPUVideoTextureData::GetAsSourceSurface()
+{
+ return mManager->Readback(mSD);
+}
+
+void
+GPUVideoTextureData::Deallocate(LayersIPCChannel* aAllocator)
+{
+ mManager->DeallocateSurfaceDescriptorGPUVideo(mSD);
+ mSD = SurfaceDescriptorGPUVideo();
+}
+
+void
+GPUVideoTextureData::Forget(LayersIPCChannel* aAllocator)
+{
+ // We always need to manually deallocate on the client side.
+ // Ideally we'd set up our TextureClient with the DEALLOCATE_CLIENT
+ // flag, but that forces texture destruction to be synchronous.
+ // Instead let's just deallocate from here as well.
+ Deallocate(aAllocator);
+}
+
+} // namespace layers
+} // namespace mozilla