ppapi/proxy/ppb_video_decoder_proxy.h

   1 // Copyright (c) 2011 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 PPAPI_PROXY_PPB_VIDEO_DECODER_PROXY_H_
   6 #define PPAPI_PROXY_PPB_VIDEO_DECODER_PROXY_H_
   7
   8 #include "ppapi/c/pp_instance.h"
   9 #include "ppapi/proxy/interface_proxy.h"
  10 #include "ppapi/proxy/proxy_completion_callback_factory.h"
  11 #include "ppapi/shared_impl/ppb_video_decoder_shared.h"
  12 #include "ppapi/thunk/ppb_video_decoder_api.h"
  13 #include "ppapi/utility/completion_callback_factory.h"
  14
  15 namespace ppapi {
  16 namespace proxy {
  17
  18 class PPB_VideoDecoder_Proxy : public InterfaceProxy {
  19  public:
  20   PPB_VideoDecoder_Proxy(Dispatcher* dispatcher);
  21   virtual ~PPB_VideoDecoder_Proxy();
  22
  23   // Creates a VideoDecoder object in the plugin process.
  24   static PP_Resource CreateProxyResource(
  25       PP_Instance instance,
  26       PP_Resource graphics_context,
  27       PP_VideoDecoder_Profile profile);
  28
  29   // InterfaceProxy implementation.
  30   virtual bool OnMessageReceived(const IPC::Message& msg);
  31
  32   static const ApiID kApiID = API_ID_PPB_VIDEO_DECODER_DEV;
  33
  34  private:
  35   // Message handlers in the renderer process to receive messages from the
  36   // plugin process.
  37   void OnMsgCreate(PP_Instance instance,
  38                    const ppapi::HostResource& graphics_context,
  39                    PP_VideoDecoder_Profile profile,
  40                    ppapi::HostResource* result);
  41   void OnMsgDecode(
  42       const ppapi::HostResource& decoder,
  43       const ppapi::HostResource& buffer, int32 id, uint32 size);
  44   void OnMsgAssignPictureBuffers(
  45       const ppapi::HostResource& decoder,
  46       const std::vector<PP_PictureBuffer_Dev>& buffers);
  47   void OnMsgReusePictureBuffer(
  48       const ppapi::HostResource& decoder,
  49       int32 picture_buffer_id);
  50   void OnMsgFlush(const ppapi::HostResource& decoder);
  51   void OnMsgReset(const ppapi::HostResource& decoder);
  52   void OnMsgDestroy(const ppapi::HostResource& decoder);
  53
  54   // Send a message from the renderer process to the plugin process to tell it
  55   // to run its callback.
  56   void SendMsgEndOfBitstreamACKToPlugin(
  57       int32_t result, const ppapi::HostResource& decoder, int32 id);
  58   void SendMsgFlushACKToPlugin(
  59       int32_t result, const ppapi::HostResource& decoder);
  60   void SendMsgResetACKToPlugin(
  61       int32_t result, const ppapi::HostResource& decoder);
  62
  63   // Message handlers in the plugin process to receive messages from the
  64   // renderer process.
  65   void OnMsgEndOfBitstreamACK(const ppapi::HostResource& decoder,
  66                               int32_t id, int32_t result);
  67   void OnMsgFlushACK(const ppapi::HostResource& decoder, int32_t result);
  68   void OnMsgResetACK(const ppapi::HostResource& decoder, int32_t result);
  69
  70   ProxyCompletionCallbackFactory<PPB_VideoDecoder_Proxy> callback_factory_;
  71
  72   DISALLOW_COPY_AND_ASSIGN(PPB_VideoDecoder_Proxy);
  73 };
  74
  75 }  // namespace proxy
  76 }  // namespace ppapi
  77
  78 #endif  // PPAPI_PROXY_PPB_VIDEO_DECODER_PROXY_H_