components/external_video_surface/browser/android/external_video_surface_container_impl.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_EXTERNAL_VIDEO_SURFACE_EXTERNAL_VIDEO_SURFACE_CONTAINER_IMPL_H_
   6 #define COMPONENTS_EXTERNAL_VIDEO_SURFACE_EXTERNAL_VIDEO_SURFACE_CONTAINER_IMPL_H_
   7
   8 #include <jni.h>
   9
  10 #include "base/android/scoped_java_ref.h"
  11 #include "base/callback.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/macros.h"
  14 #include "content/public/browser/android/external_video_surface_container.h"
  15
  16 namespace external_video_surface {
  17
  18 class ExternalVideoSurfaceContainerImpl
  19     : public content::ExternalVideoSurfaceContainer {
  20  public:
  21   static bool RegisterJni(JNIEnv* env);
  22
  23   typedef base::Callback<void(int, jobject)> SurfaceCreatedCB;
  24   typedef base::Callback<void(int)> SurfaceDestroyedCB;
  25
  26   static ExternalVideoSurfaceContainerImpl* Create(
  27       content::WebContents* web_contents);
  28
  29   // content::ExternalVideoSurfaceContainer implementation.
  30   void RequestExternalVideoSurface(
  31       int player_id,
  32       const SurfaceCreatedCB& surface_created_cb,
  33       const SurfaceDestroyedCB& surface_destroyed_cb) override;
  34   int GetCurrentPlayerId() override;
  35   void ReleaseExternalVideoSurface(int player_id) override;
  36   void OnFrameInfoUpdated() override;
  37   void OnExternalVideoSurfacePositionChanged(int player_id,
  38                                              const gfx::RectF& rect) override;
  39
  40   // Methods called from Java.
  41   void SurfaceCreated(
  42       JNIEnv* env, jobject obj, jint player_id, jobject jsurface);
  43   void SurfaceDestroyed(JNIEnv* env, jobject obj, jint player_id);
  44
  45  private:
  46   explicit ExternalVideoSurfaceContainerImpl(
  47       base::android::ScopedJavaLocalRef<jobject> java_content_view_core);
  48   ~ExternalVideoSurfaceContainerImpl() override;
  49
  50   base::android::ScopedJavaGlobalRef<jobject> jobject_;
  51
  52   SurfaceCreatedCB surface_created_cb_;
  53   SurfaceDestroyedCB surface_destroyed_cb_;
  54
  55   DISALLOW_COPY_AND_ASSIGN(ExternalVideoSurfaceContainerImpl);
  56 };
  57
  58 }  // namespace external_video_surface
  59
  60 #endif  // COMPONENTS_EXTERNAL_VIDEO_SURFACE_EXTERNAL_VIDEO_SURFACE_CONTAINER_IMPL_H_