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_dev_api.h"
13#include "ppapi/utility/completion_callback_factory.h"
14
15namespace ppapi {
16namespace proxy {
17
18class 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_
79