Add PPAPI CDM video decoder initialization.

webkit/plugins/ppapi/ppapi_plugin_instance.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_PLUGINS_PPAPI_PPAPI_PLUGIN_INSTANCE_H_
 #define WEBKIT_PLUGINS_PPAPI_PPAPI_PLUGIN_INSTANCE_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 56 matching lines @@
 class WebMouseEvent;
 class WebPluginContainer;
 struct WebCompositionUnderline;
 struct WebCursorInfo;
 struct WebPrintParams;
 }
 
 namespace media {
 class DecoderBuffer;
 class DecryptorClient;
+class VideoDecoderConfig;
 }
 
 namespace ppapi {
 struct InputEventData;
 struct PPP_Instance_Combined;
 class Resource;
 struct URLRequestInfoData;
 }
 
 namespace ui {
@@ skipping 167 matching lines @@
   // TODO(tomfinegan): Move decryptor methods to delegate class.
   void set_decrypt_client(media::DecryptorClient* client);
   bool GenerateKeyRequest(const std::string& key_system,
                           const std::string& init_data);
   bool AddKey(const std::string& session_id,
               const std::string& key,
               const std::string& init_data);
   bool CancelKeyRequest(const std::string& session_id);
   bool Decrypt(const scoped_refptr<media::DecoderBuffer>& encrypted_buffer,
                const media::Decryptor::DecryptCB& decrypt_cb);
+  // TODO(xhwang): Change DecryptCB to a DecoderInitCB.
+  bool InitializeVideoDecoder(
+      const media::VideoDecoderConfig& decoder_config,
+      const media::Decryptor::DecryptCB& decrypt_cb);
   // TODO(xhwang): Update this when we need to support decrypt and decode.
+  // Note: This method can be used with an unencrypted frame.
   bool DecryptAndDecodeFrame(
       const scoped_refptr<media::DecoderBuffer>& encrypted_frame,
       const media::Decryptor::DecryptCB& decrypt_cb);
 
   // There are 2 implementations of the fullscreen interface
   // PPB_FlashFullscreen is used by Pepper Flash.
   // PPB_Fullscreen is intended for other applications including NaCl.
   // The two interface are mutually exclusive.
 
   // Implementation of PPB_FlashFullscreen.
@@ skipping 152 matching lines @@
       PP_URLComponents_Dev* components) OVERRIDE;
   virtual PP_Bool DocumentCanRequest(PP_Instance instance, PP_Var url) OVERRIDE;
   virtual PP_Bool DocumentCanAccessDocument(PP_Instance instance,
                                             PP_Instance target) OVERRIDE;
   virtual PP_Var GetDocumentURL(PP_Instance instance,
                                 PP_URLComponents_Dev* components) OVERRIDE;
   virtual PP_Var GetPluginInstanceURL(
       PP_Instance instance,
       PP_URLComponents_Dev* components) OVERRIDE;
 
-  // TODO(tomfinegan): Move the next 7 methods to a delegate class.
   virtual void NeedKey(PP_Instance instance,
                        PP_Var key_system,
                        PP_Var session_id,
                        PP_Var init_data) OVERRIDE;
   virtual void KeyAdded(PP_Instance instance,
                         PP_Var key_system,
                         PP_Var session_id) OVERRIDE;
   virtual void KeyMessage(PP_Instance instance,
                           PP_Var key_system,
                           PP_Var session_id,
                           PP_Resource message,
                           PP_Var default_url) OVERRIDE;
   virtual void KeyError(PP_Instance instance,
                         PP_Var key_system,
                         PP_Var session_id,
                         int32_t media_error,
                         int32_t system_code) OVERRIDE;
   virtual void DeliverBlock(PP_Instance instance,
                             PP_Resource decrypted_block,
                             const PP_DecryptedBlockInfo* block_info) OVERRIDE;
+  virtual void DecoderInitialized(PP_Instance instance,
+                                  PP_Bool success,
+                                  uint32_t request_id) OVERRIDE;
   virtual void DeliverFrame(PP_Instance instance,
                             PP_Resource decrypted_frame,
                             const PP_DecryptedFrameInfo* frame_info) OVERRIDE;
   virtual void DeliverSamples(PP_Instance instance,
                               PP_Resource decrypted_samples,
                               const PP_DecryptedBlockInfo* block_info) OVERRIDE;
 
   // Reset this instance as proxied. Resets cached interfaces to point to the
   // proxy and re-sends DidCreate, DidChangeView, and HandleDocumentLoad (if
   // necessary).
@@ skipping 292 matching lines @@
   typedef std::map<uint32_t, media::Decryptor::DecryptCB> DecryptionCBMap;
   DecryptionCBMap pending_decryption_cbs_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginInstance);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPAPI_PLUGIN_INSTANCE_H_