From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/tests/gtest/TextureHelper.h | 134 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 gfx/tests/gtest/TextureHelper.h

(limited to 'gfx/tests/gtest/TextureHelper.h')

diff --git a/gfx/tests/gtest/TextureHelper.h b/gfx/tests/gtest/TextureHelper.h
new file mode 100644
index 0000000000..9fa1a07096
--- /dev/null
+++ b/gfx/tests/gtest/TextureHelper.h
@@ -0,0 +1,134 @@
+/* -*- 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 <vector>
+
+#include "Types.h"
+#include "gfxImageSurface.h"
+#include "gfxPlatform.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/gfx/Point.h"
+#include "mozilla/layers/BufferTexture.h"
+#include "mozilla/layers/LayersTypes.h"
+#include "mozilla/layers/TextureClient.h"
+#include "mozilla/layers/TextureHost.h"
+#ifdef XP_WIN
+#  include "IMFYCbCrImage.h"
+#  include "mozilla/gfx/DeviceManagerDx.h"
+#  include "mozilla/layers/D3D11YCbCrImage.h"
+#  include "mozilla/layers/TextureD3D11.h"
+#endif
+
+namespace mozilla {
+namespace layers {
+
+using gfx::BackendType;
+using gfx::IntSize;
+using gfx::SurfaceFormat;
+
+/**
+ * Create a YCbCrTextureClient according to the given backend.
+ */
+static already_AddRefed<TextureClient> CreateYCbCrTextureClientWithBackend(
+    LayersBackend aLayersBackend) {
+  TextureData* data = nullptr;
+  IntSize size = IntSize(200, 150);
+  IntSize ySize = IntSize(400, 300);
+
+  RefPtr<gfxImageSurface> ySurface =
+      new gfxImageSurface(ySize, SurfaceFormat::A8);
+  RefPtr<gfxImageSurface> cbSurface =
+      new gfxImageSurface(size, SurfaceFormat::A8);
+  RefPtr<gfxImageSurface> crSurface =
+      new gfxImageSurface(size, SurfaceFormat::A8);
+
+  PlanarYCbCrData clientData;
+  clientData.mYChannel = ySurface->Data();
+  clientData.mCbChannel = cbSurface->Data();
+  clientData.mCrChannel = crSurface->Data();
+  clientData.mPictureRect = IntRect(IntPoint(0, 0), ySurface->GetSize());
+  clientData.mYStride = ySurface->Stride();
+  clientData.mCbCrStride = cbSurface->Stride();
+  clientData.mStereoMode = StereoMode::MONO;
+  clientData.mChromaSubsampling = ChromaSubsampling::HALF_WIDTH_AND_HEIGHT;
+  clientData.mYSkip = 0;
+  clientData.mCbSkip = 0;
+  clientData.mCrSkip = 0;
+  clientData.mCrSkip = 0;
+
+  // Create YCbCrTexture for basic backend.
+  if (aLayersBackend == LayersBackend::LAYERS_BASIC) {
+    return TextureClient::CreateForYCbCr(
+        nullptr, clientData.mPictureRect, clientData.YDataSize(),
+        clientData.mYStride, clientData.CbCrDataSize(), clientData.mCbCrStride,
+        StereoMode::MONO, gfx::ColorDepth::COLOR_8, gfx::YUVColorSpace::BT601,
+        gfx::ColorRange::LIMITED, clientData.mChromaSubsampling,
+        TextureFlags::DEALLOCATE_CLIENT);
+  }
+
+  if (data) {
+    return MakeAndAddRef<TextureClient>(data, TextureFlags::DEALLOCATE_CLIENT,
+                                        nullptr);
+  }
+
+  return nullptr;
+}
+
+/**
+ * Create a TextureClient according to the given backend.
+ */
+static already_AddRefed<TextureClient> CreateTextureClientWithBackend(
+    LayersBackend aLayersBackend) {
+  TextureData* data = nullptr;
+  SurfaceFormat format = gfxPlatform::GetPlatform()->Optimal2DFormatForContent(
+      gfxContentType::COLOR_ALPHA);
+  BackendType moz2DBackend =
+      gfxPlatform::GetPlatform()->GetContentBackendFor(aLayersBackend);
+  TextureAllocationFlags allocFlags = TextureAllocationFlags::ALLOC_DEFAULT;
+  IntSize size = IntSize(400, 300);
+  TextureFlags textureFlags = TextureFlags::DEALLOCATE_CLIENT;
+
+  if (!gfx::Factory::AllowedSurfaceSize(size)) {
+    return nullptr;
+  }
+
+  if (!data && aLayersBackend == LayersBackend::LAYERS_BASIC) {
+    // Create BufferTextureData.
+    data = BufferTextureData::Create(size, format, moz2DBackend, aLayersBackend,
+                                     textureFlags, allocFlags, nullptr);
+  }
+
+  if (data) {
+    return MakeAndAddRef<TextureClient>(data, textureFlags, nullptr);
+  }
+
+  return nullptr;
+}
+
+/**
+ * Create a TextureHost according to the given TextureClient.
+ */
+already_AddRefed<TextureHost> CreateTextureHostWithBackend(
+    TextureClient* aClient, ISurfaceAllocator* aDeallocator,
+    LayersBackend& aLayersBackend) {
+  if (!aClient) {
+    return nullptr;
+  }
+
+  // client serialization
+  SurfaceDescriptor descriptor;
+  ReadLockDescriptor readLock = null_t();
+  RefPtr<TextureHost> textureHost;
+
+  aClient->ToSurfaceDescriptor(descriptor);
+
+  wr::MaybeExternalImageId id = Nothing();
+  return TextureHost::Create(descriptor, readLock, aDeallocator, aLayersBackend,
+                             aClient->GetFlags(), id);
+}
+
+}  // namespace layers
+}  // namespace mozilla
-- 
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