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-rw-r--r--gfx/layers/composite/TextureHost.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/gfx/layers/composite/TextureHost.cpp b/gfx/layers/composite/TextureHost.cpp
index b342f1d18..8df7af4a8 100644
--- a/gfx/layers/composite/TextureHost.cpp
+++ b/gfx/layers/composite/TextureHost.cpp
@@ -555,6 +555,14 @@ void
BufferTextureHost::DeallocateDeviceData()
{
if (mFirstSource && mFirstSource->NumCompositableRefs() > 0) {
+ // WrappingTextureSourceYCbCrBasic wraps YUV format BufferTextureHost.
+ // When BufferTextureHost is destroyed, data of
+ // WrappingTextureSourceYCbCrBasic becomes invalid.
+ if (mFirstSource->AsWrappingTextureSourceYCbCrBasic() &&
+ mFirstSource->IsOwnedBy(this)) {
+ mFirstSource->SetOwner(nullptr);
+ mFirstSource->DeallocateDeviceData();
+ }
return;
}