Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 186 insertions, 0 deletions

diff --git a/gfx/layers/opengl/DMABUFTextureHostOGL.cpp b/gfx/layers/opengl/DMABUFTextureHostOGL.cpp
new file mode 100644
index 0000000000..19202038e8
--- /dev/null
+++ b/gfx/layers/opengl/DMABUFTextureHostOGL.cpp
@@ -0,0 +1,186 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 "DMABUFTextureHostOGL.h"
+#include "mozilla/widget/DMABufSurface.h"
+#include "mozilla/webrender/RenderDMABUFTextureHost.h"
+#include "mozilla/webrender/RenderThread.h"
+#include "mozilla/webrender/WebRenderAPI.h"
+#include "GLContextEGL.h"
+
+namespace mozilla::layers {
+
+DMABUFTextureHostOGL::DMABUFTextureHostOGL(TextureFlags aFlags,
+                                           const SurfaceDescriptor& aDesc)
+    : TextureHost(TextureHostType::DMABUF, aFlags) {
+  MOZ_COUNT_CTOR(DMABUFTextureHostOGL);
+
+  // DMABufSurface::CreateDMABufSurface() can fail, for instance when we're run
+  // out of file descriptors.
+  mSurface =
+      DMABufSurface::CreateDMABufSurface(aDesc.get_SurfaceDescriptorDMABuf());
+}
+
+DMABUFTextureHostOGL::~DMABUFTextureHostOGL() {
+  MOZ_COUNT_DTOR(DMABUFTextureHostOGL);
+}
+
+gfx::SurfaceFormat DMABUFTextureHostOGL::GetFormat() const {
+  if (!mSurface) {
+    return gfx::SurfaceFormat::UNKNOWN;
+  }
+  return mSurface->GetFormat();
+}
+
+gfx::YUVColorSpace DMABUFTextureHostOGL::GetYUVColorSpace() const {
+  if (!mSurface) {
+    return gfx::YUVColorSpace::Identity;
+  }
+  return mSurface->GetYUVColorSpace();
+}
+
+gfx::ColorRange DMABUFTextureHostOGL::GetColorRange() const {
+  if (!mSurface) {
+    return gfx::ColorRange::LIMITED;
+  }
+  return mSurface->IsFullRange() ? gfx::ColorRange::FULL
+                                 : gfx::ColorRange::LIMITED;
+}
+
+uint32_t DMABUFTextureHostOGL::NumSubTextures() {
+  return mSurface ? mSurface->GetTextureCount() : 0;
+}
+
+gfx::IntSize DMABUFTextureHostOGL::GetSize() const {
+  if (!mSurface) {
+    return gfx::IntSize();
+  }
+  return gfx::IntSize(mSurface->GetWidth(), mSurface->GetHeight());
+}
+
+gl::GLContext* DMABUFTextureHostOGL::gl() const { return nullptr; }
+
+void DMABUFTextureHostOGL::CreateRenderTexture(
+    const wr::ExternalImageId& aExternalImageId) {
+  if (!mSurface) {
+    return;
+  }
+  RefPtr<wr::RenderTextureHost> texture =
+      new wr::RenderDMABUFTextureHost(mSurface);
+  wr::RenderThread::Get()->RegisterExternalImage(aExternalImageId,
+                                                 texture.forget());
+}
+
+void DMABUFTextureHostOGL::PushResourceUpdates(
+    wr::TransactionBuilder& aResources, ResourceUpdateOp aOp,
+    const Range<wr::ImageKey>& aImageKeys, const wr::ExternalImageId& aExtID) {
+  if (!mSurface) {
+    return;
+  }
+
+  auto method = aOp == TextureHost::ADD_IMAGE
+                    ? &wr::TransactionBuilder::AddExternalImage
+                    : &wr::TransactionBuilder::UpdateExternalImage;
+  auto imageType =
+      wr::ExternalImageType::TextureHandle(wr::ImageBufferKind::Texture2D);
+
+  switch (mSurface->GetFormat()) {
+    case gfx::SurfaceFormat::R8G8B8X8:
+    case gfx::SurfaceFormat::R8G8B8A8:
+    case gfx::SurfaceFormat::B8G8R8X8:
+    case gfx::SurfaceFormat::B8G8R8A8: {
+      MOZ_ASSERT(aImageKeys.length() == 1);
+      // XXX Add RGBA handling. Temporary hack to avoid crash
+      // With BGRA format setting, rendering works without problem.
+      wr::ImageDescriptor descriptor(GetSize(), mSurface->GetFormat());
+      (aResources.*method)(aImageKeys[0], descriptor, aExtID, imageType, 0);
+      break;
+    }
+    case gfx::SurfaceFormat::NV12: {
+      MOZ_ASSERT(aImageKeys.length() == 2);
+      MOZ_ASSERT(mSurface->GetTextureCount() == 2);
+      wr::ImageDescriptor descriptor0(
+          gfx::IntSize(mSurface->GetWidth(0), mSurface->GetHeight(0)),
+          gfx::SurfaceFormat::A8);
+      wr::ImageDescriptor descriptor1(
+          gfx::IntSize(mSurface->GetWidth(1), mSurface->GetHeight(1)),
+          gfx::SurfaceFormat::R8G8);
+      (aResources.*method)(aImageKeys[0], descriptor0, aExtID, imageType, 0);
+      (aResources.*method)(aImageKeys[1], descriptor1, aExtID, imageType, 1);
+      break;
+    }
+    case gfx::SurfaceFormat::YUV: {
+      MOZ_ASSERT(aImageKeys.length() == 3);
+      MOZ_ASSERT(mSurface->GetTextureCount() == 3);
+      wr::ImageDescriptor descriptor0(
+          gfx::IntSize(mSurface->GetWidth(0), mSurface->GetHeight(0)),
+          gfx::SurfaceFormat::A8);
+      wr::ImageDescriptor descriptor1(
+          gfx::IntSize(mSurface->GetWidth(1), mSurface->GetHeight(1)),
+          gfx::SurfaceFormat::A8);
+      (aResources.*method)(aImageKeys[0], descriptor0, aExtID, imageType, 0);
+      (aResources.*method)(aImageKeys[1], descriptor1, aExtID, imageType, 1);
+      (aResources.*method)(aImageKeys[2], descriptor1, aExtID, imageType, 2);
+      break;
+    }
+    default: {
+      MOZ_ASSERT_UNREACHABLE("unexpected to be called");
+    }
+  }
+}
+
+void DMABUFTextureHostOGL::PushDisplayItems(
+    wr::DisplayListBuilder& aBuilder, const wr::LayoutRect& aBounds,
+    const wr::LayoutRect& aClip, wr::ImageRendering aFilter,
+    const Range<wr::ImageKey>& aImageKeys, PushDisplayItemFlagSet aFlags) {
+  if (!mSurface) {
+    return;
+  }
+  bool preferCompositorSurface =
+      aFlags.contains(PushDisplayItemFlag::PREFER_COMPOSITOR_SURFACE);
+  switch (mSurface->GetFormat()) {
+    case gfx::SurfaceFormat::R8G8B8X8:
+    case gfx::SurfaceFormat::R8G8B8A8:
+    case gfx::SurfaceFormat::B8G8R8A8:
+    case gfx::SurfaceFormat::B8G8R8X8: {
+      MOZ_ASSERT(aImageKeys.length() == 1);
+      aBuilder.PushImage(aBounds, aClip, true, false, aFilter, aImageKeys[0],
+                         !(mFlags & TextureFlags::NON_PREMULTIPLIED),
+                         wr::ColorF{1.0f, 1.0f, 1.0f, 1.0f},
+                         preferCompositorSurface);
+      break;
+    }
+    case gfx::SurfaceFormat::NV12: {
+      MOZ_ASSERT(aImageKeys.length() == 2);
+      MOZ_ASSERT(mSurface->GetTextureCount() == 2);
+      // Those images can only be generated at present by the VAAPI H264 decoder
+      // which only supports 8 bits color depth.
+      aBuilder.PushNV12Image(aBounds, aClip, true, aImageKeys[0], aImageKeys[1],
+                             wr::ColorDepth::Color8,
+                             wr::ToWrYuvColorSpace(GetYUVColorSpace()),
+                             wr::ToWrColorRange(GetColorRange()), aFilter,
+                             preferCompositorSurface);
+      break;
+    }
+    case gfx::SurfaceFormat::YUV: {
+      MOZ_ASSERT(aImageKeys.length() == 3);
+      MOZ_ASSERT(mSurface->GetTextureCount() == 3);
+      // Those images can only be generated at present by the VAAPI vp8 decoder
+      // which only supports 8 bits color depth.
+      aBuilder.PushYCbCrPlanarImage(
+          aBounds, aClip, true, aImageKeys[0], aImageKeys[1], aImageKeys[2],
+          wr::ColorDepth::Color8, wr::ToWrYuvColorSpace(GetYUVColorSpace()),
+          wr::ToWrColorRange(GetColorRange()), aFilter,
+          preferCompositorSurface);
+      break;
+    }
+    default: {
+      MOZ_ASSERT_UNREACHABLE("unexpected to be called");
+    }
+  }
+}
+
+}  // namespace mozilla::layers