DMABUFTextureClientOGL.cpp (1874B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #include "DMABUFTextureClientOGL.h" 8 #include "mozilla/widget/DMABufSurface.h" 9 #include "gfxPlatform.h" 10 11 namespace mozilla::layers { 12 13 using namespace gfx; 14 15 DMABUFTextureData::DMABUFTextureData(DMABufSurface* aSurface, 16 BackendType aBackend) 17 : mSurface(aSurface), mBackend(aBackend) { 18 MOZ_ASSERT(mSurface); 19 } 20 21 DMABUFTextureData::~DMABUFTextureData() = default; 22 23 bool DMABUFTextureData::Serialize(SurfaceDescriptor& aOutDescriptor) { 24 return mSurface->Serialize(aOutDescriptor); 25 } 26 27 void DMABUFTextureData::GetSubDescriptor( 28 RemoteDecoderVideoSubDescriptor* const aOutDesc) { 29 SurfaceDescriptor desc; 30 if (!mSurface->Serialize(desc)) { 31 return; 32 } 33 *aOutDesc = static_cast<SurfaceDescriptorDMABuf>(desc); 34 } 35 36 void DMABUFTextureData::FillInfo(TextureData::Info& aInfo) const { 37 aInfo.size = gfx::IntSize(mSurface->GetWidth(), mSurface->GetHeight()); 38 aInfo.format = mSurface->GetFormat(); 39 aInfo.hasSynchronization = false; 40 aInfo.supportsMoz2D = false; 41 aInfo.canExposeMappedData = false; 42 } 43 44 bool DMABUFTextureData::Lock(OpenMode) { 45 MOZ_DIAGNOSTIC_CRASH("Not implemented."); 46 return false; 47 } 48 49 void DMABUFTextureData::Unlock() { MOZ_DIAGNOSTIC_CRASH("Not implemented."); } 50 51 already_AddRefed<DataSourceSurface> DMABUFTextureData::GetAsSurface() { 52 // TODO: Update for debug purposes. 53 return nullptr; 54 } 55 56 void DMABUFTextureData::Deallocate(LayersIPCChannel*) { mSurface = nullptr; } 57 58 void DMABUFTextureData::Forget(LayersIPCChannel*) { mSurface = nullptr; } 59 60 } // namespace mozilla::layers