Upstream implementation for embedded video for WebMediaPlayerAndroid

webkit/media/android/stream_texture_factory_android.h

+// Copyright (c) 2012 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 WEBKIT_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_ANDROID_H_
+#define WEBKIT_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_ANDROID_H_
+
+namespace WebKit {
+class WebStreamTextureClient;
+}
+
+namespace webkit_media {
+
+// The proxy class for the gpu thread to notify the compositor thread
+// when a new video frame is available.
+class StreamTextureProxy {
+ public:
+  virtual ~StreamTextureProxy() { }
+
+  // Initialize the the stream_id, texture width and height. This should
+  // be called on the compositor thread.
+  virtual bool Initialize(int stream_id, int width, int height) = 0;
+
+  // Setting the target for callback when a frame is available. This function
+  // could be called on both the main thread and the compositor thread.
+  virtual void SetClient(WebKit::WebStreamTextureClient* client) = 0;
+};
+
+
+// Factory class for managing the stream texture.
+class StreamTextureFactory {
+ public:
+  virtual ~StreamTextureFactory() { }
+
+  // Create the StreamTextureProxy object.
+  virtual StreamTextureProxy* CreateProxy() = 0;
+
+  // Send an IPC message to the browser process to request a java surface
+  // object for the given stream_id. After the the surface is created,
+  // it will be passed back to the WebMediaPlayerAndroid object identified by
+  // the player_id.
+  virtual void EstablishPeer(int stream_id, int player_id) = 0;
+
+  // Create the streamTexture and return the stream Id and set the texture id.
+  virtual unsigned CreateStreamTexture(unsigned* texture_id) = 0;
+
+  // Destroy the streamTexture for the given texture Id.
+  virtual void DestroyStreamTexture(unsigned texture_id) = 0;
+};
+
+} // namespace webkit_media
+
+#endif  // WEBKIT_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_ANDROID_H_