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// 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.
#ifndef CONTENT_PUBLIC_BROWSER_ANDROID_EXTERNAL_VIDEO_SURFACE_CONTAINER_H_
#define CONTENT_PUBLIC_BROWSER_ANDROID_EXTERNAL_VIDEO_SURFACE_CONTAINER_H_
#include <jni.h>
#include "base/callback.h"
#include "content/common/content_export.h"
namespace gfx {
class RectF;
}
namespace content {
class WebContents;
// An interface used for managing the video surface for the hole punching.
class CONTENT_EXPORT ExternalVideoSurfaceContainer {
public:
typedef base::Callback<void(int, jobject)> SurfaceCreatedCB;
typedef base::Callback<void(int)> SurfaceDestroyedCB;
static const int kInvalidPlayerId = -1;
// Called when a media player wants to request an external video surface.
// Whenever the surface is created and visible, |surface_created_cb| will be
// called. And whenever it is destroyed or invisible, |surface_destroyed_cb|
// will be called.
virtual void RequestExternalVideoSurface(
int player_id,
const SurfaceCreatedCB& surface_created_cb,
const SurfaceDestroyedCB& surface_destroyed_cb) = 0;
// Returns id of player currently using the external video surface.
// Returns kInvalidPlayerId if no player uses the surface.
virtual int GetCurrentPlayerId() = 0;
// Called when a media player wants to release a certain player's external
// video surface.
virtual void ReleaseExternalVideoSurface(int player_id) = 0;
// Called when the position and size of the video element which uses
// the external video surface is changed.
// |rect| contains the new position and size in css pixels.
virtual void OnExternalVideoSurfacePositionChanged(
int player_id, const gfx::RectF& rect) = 0;
// Called when the page that contains the video element is scrolled or zoomed.
virtual void OnFrameInfoUpdated() = 0;
virtual ~ExternalVideoSurfaceContainer() {}
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_ANDROID_EXTERNAL_VIDEO_SURFACE_CONTAINER_H_