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// Copyright 2017 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.
#ifndef MEDIA_GPU_ANDROID_AVDA_SURFACE_BUNDLE_H_
#define MEDIA_GPU_ANDROID_AVDA_SURFACE_BUNDLE_H_
#include "base/memory/ref_counted_delete_on_sequence.h"
#include "media/base/android/android_overlay.h"
#include "media/gpu/android/surface_texture_gl_owner.h"
#include "media/gpu/media_gpu_export.h"
#include "ui/gl/android/scoped_java_surface.h"
namespace media {
// AVDASurfaceBundle is a Java surface, and the TextureOwner or Overlay that
// backs it.
//
// Once a MediaCodec is configured with an output surface, the corresponding
// AVDASurfaceBundle should be kept alive as long as the codec to prevent
// crashes due to the codec losing its output surface.
// TODO(watk): Remove AVDA from the name.
struct MEDIA_GPU_EXPORT AVDASurfaceBundle
: public base::RefCountedDeleteOnSequence<AVDASurfaceBundle> {
public:
using ScheduleLayoutCB = base::RepeatingCallback<void(gfx::Rect)>;
// Create an empty bundle to be manually populated.
explicit AVDASurfaceBundle();
explicit AVDASurfaceBundle(std::unique_ptr<AndroidOverlay> overlay);
explicit AVDASurfaceBundle(scoped_refptr<TextureOwner> texture_owner);
const base::android::JavaRef<jobject>& GetJavaSurface() const;
// Returns a callback that can be used to position this overlay. It must be
// called on the correct thread for the overlay. It will not keep a ref to
// |this|; the cb will do nothing if |this| is destroyed.
ScheduleLayoutCB GetScheduleLayoutCB();
// The Overlay or TextureOwner.
std::unique_ptr<AndroidOverlay> overlay;
scoped_refptr<TextureOwner> texture_owner_;
// The Java surface for |texture_owner_|.
gl::ScopedJavaSurface texture_owner_surface;
private:
~AVDASurfaceBundle();
friend class base::RefCountedDeleteOnSequence<AVDASurfaceBundle>;
friend class base::DeleteHelper<AVDASurfaceBundle>;
void ScheduleLayout(gfx::Rect rect);
base::WeakPtrFactory<AVDASurfaceBundle> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(AVDASurfaceBundle);
};
} // namespace media
#endif // MEDIA_GPU_ANDROID_AVDA_SURFACE_BUNDLE_H_
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