Bug 1938033 [Wayland] Update DMABuf texture hosts to get DMABuf surface and plave sized r=lsalzman

Differential Revision: https://phabricator.services.mozilla.com/D234911

gfx/webrender_bindings/RenderDMABUFTextureHost.cpp

@@ -57,6 +57,19 @@ wr::WrExternalImage RenderDMABUFTextureHost::Lock(uint8_t aChannelIndex,
       static_cast<float>(size.width), static_cast<float>(size.height));
 }
 
+gfx::IntSize RenderDMABUFTextureHost::GetSize(uint8_t aChannelIndex) const {
+  MOZ_ASSERT(mSurface);
+  MOZ_ASSERT((mSurface->GetTextureCount() == 0)
+                 ? (aChannelIndex == mSurface->GetTextureCount())
+                 : (aChannelIndex < mSurface->GetTextureCount()));
+
+  if (!mSurface) {
+    return gfx::IntSize();
+  }
+  return gfx::IntSize(mSurface->GetWidth(aChannelIndex),
+                      mSurface->GetHeight(aChannelIndex));
+}
+
 void RenderDMABUFTextureHost::Unlock() {}
 
 void RenderDMABUFTextureHost::DeleteTextureHandle() {

gfx/webrender_bindings/RenderDMABUFTextureHost.h

@@ -24,6 +24,8 @@ class RenderDMABUFTextureHost final : public RenderTextureHostSWGL {
  public:
   explicit RenderDMABUFTextureHost(DMABufSurface* aSurface);
 
+  RenderDMABUFTextureHost* AsRenderDMABUFTextureHost() override { return this; }
+  gfx::IntSize GetSize(uint8_t aChannelIndex) const;
   wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
   void Unlock() override;
   void ClearCachedResources() override;
@@ -32,6 +34,7 @@ class RenderDMABUFTextureHost final : public RenderTextureHostSWGL {
     return mSurface->GetWidth() * mSurface->GetHeight() *
            BytesPerPixel(mSurface->GetFormat());
   }
+  RefPtr<DMABufSurface> GetSurface() { return mSurface; }
 
   // RenderTextureHostSWGL
   gfx::SurfaceFormat GetFormat() const override;

gfx/webrender_bindings/RenderTextureHost.h

@@ -40,6 +40,7 @@ class RenderMacIOSurfaceTextureHost;
 class RenderBufferTextureHost;
 class RenderTextureHostSWGL;
 class RenderTextureHostWrapper;
+class RenderDMABUFTextureHost;
 
 void ActivateBindAndTexParameteri(gl::GLContext* aGL, GLenum aActiveTexture,
                                   GLenum aBindTarget, GLuint aBindTexture);
@@ -144,6 +145,10 @@ class RenderTextureHost {
     return nullptr;
   }
 
+  virtual RenderDMABUFTextureHost* AsRenderDMABUFTextureHost() {
+    return nullptr;
+  }
+
   virtual void Destroy();
 
   virtual void SetIsSoftwareDecodedVideo() {

gfx/webrender_bindings/RenderTextureHostWrapper.cpp

@@ -127,6 +127,13 @@ RenderTextureHostSWGL* RenderTextureHostWrapper::AsRenderTextureHostSWGL() {
   return mTextureHost->AsRenderTextureHostSWGL();
 }
 
+RenderDMABUFTextureHost* RenderTextureHostWrapper::AsRenderDMABUFTextureHost() {
+  if (!mTextureHost) {
+    return nullptr;
+  }
+  return mTextureHost->AsRenderDMABUFTextureHost();
+}
+
 RenderAndroidHardwareBufferTextureHost*
 RenderTextureHostWrapper::AsRenderAndroidHardwareBufferTextureHost() {
   if (!mTextureHost) {

gfx/webrender_bindings/RenderTextureHostWrapper.h

@@ -47,6 +47,7 @@ class RenderTextureHostWrapper final : public RenderTextureHostSWGL {
   RenderAndroidSurfaceTextureHost* AsRenderAndroidSurfaceTextureHost() override;
   RenderEGLImageTextureHost* AsRenderEGLImageTextureHost() override;
   RenderTextureHostSWGL* AsRenderTextureHostSWGL() override;
+  RenderDMABUFTextureHost* AsRenderDMABUFTextureHost() override;
   void SetIsSoftwareDecodedVideo() override;
   bool IsSoftwareDecodedVideo() override;
   RefPtr<RenderTextureHostUsageInfo> GetOrMergeUsageInfo(