VaapiVideoAccelerator: make Vaapi accelerator work with ozone

content/common/gpu/media/vaapi_picture_provider_drm.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// This file contains an implementation of picture allocation for the
+// Ozone window system used by VaapiPictureProvider to produce output
+// pictures.
+
+#ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_PICTURE_PROVIDER_DRM_H_
+#define CONTENT_COMMON_GPU_MEDIA_VAAPI_PICTURE_PROVIDER_DRM_H_
+
+#include "base/callback.h"
+#include "content/common/gpu/media/vaapi_picture_provider.h"
+#include "third_party/libva/va/va.h"
+#include "ui/gfx/size.h"
+
+namespace content {
+
+class VaapiWrapper;
+
+// Implementation of the VaapiPictureProvider for the ozone/drm backed
+// chromium.
+class DrmVaapiPictureProvider : public VaapiPictureProvider {
+ public:
+  DrmVaapiPictureProvider(
+      scoped_refptr<VaapiWrapper> vaapi_wrapper,
+      const base::Callback<bool(void)> make_context_current);
+  virtual ~DrmVaapiPictureProvider();
+
+ protected:
+  virtual linked_ptr<VaapiPictureProvider::Picture> AllocatePicture(
+      int32 picture_buffer_id,
+      uint32 texture_id,
+      const gfx::Size& size) override;
+
+ private:
+  virtual bool Initialize() override;
+
+  base::Callback<bool(void)> make_context_current_;
+
+  scoped_refptr<VaapiWrapper> vaapi_wrapper_;
+
+  DISALLOW_COPY_AND_ASSIGN(DrmVaapiPictureProvider);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_GPU_MEDIA_VAAPI_PICTURE_PROVIDER_DRM_H_