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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_ | 5 #ifndef WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_ |
6 #define WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_ | 6 #define WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/shared_memory.h" | 10 #include "base/shared_memory.h" |
11 #include "base/sync_socket.h" | 11 #include "base/sync_socket.h" |
12 #include "ppapi/c/pp_completion_callback.h" | 12 #include "ppapi/c/pp_completion_callback.h" |
13 #include "ppapi/c/ppb_audio.h" | 13 #include "ppapi/c/ppb_audio.h" |
14 #include "ppapi/c/ppb_audio_config.h" | 14 #include "ppapi/c/ppb_audio_config.h" |
15 #include "ppapi/c/trusted/ppb_audio_trusted.h" | 15 #include "ppapi/c/trusted/ppb_audio_trusted.h" |
16 #include "ppapi/shared_impl/audio_config_impl.h" | 16 #include "ppapi/shared_impl/audio_config_impl.h" |
17 #include "ppapi/shared_impl/audio_impl.h" | 17 #include "ppapi/shared_impl/audio_impl.h" |
18 #include "ppapi/shared_impl/scoped_pp_resource.h" | 18 #include "ppapi/shared_impl/scoped_pp_resource.h" |
19 #include "ppapi/shared_impl/resource.h" | 19 #include "ppapi/shared_impl/resource.h" |
20 #include "webkit/plugins/ppapi/audio_helper.h" | |
21 #include "webkit/plugins/ppapi/plugin_delegate.h" | 20 #include "webkit/plugins/ppapi/plugin_delegate.h" |
22 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h" | 21 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h" |
23 | 22 |
24 namespace webkit { | 23 namespace webkit { |
25 namespace ppapi { | 24 namespace ppapi { |
26 | 25 |
27 // Some of the backend functionality of this class is implemented by the | 26 // Some of the backend functionality of this class is implemented by the |
28 // AudioImpl so it can be shared with the proxy. | 27 // AudioImpl so it can be shared with the proxy. |
29 class PPB_Audio_Impl : public ::ppapi::Resource, | 28 class PPB_Audio_Impl : public ::ppapi::Resource, |
30 public ::ppapi::AudioImpl, | 29 public ::ppapi::AudioImpl, |
31 public AudioHelper { | 30 public PluginDelegate::PlatformAudio::Client { |
32 public: | 31 public: |
33 // Trusted initialization. You must call Init after this. | 32 // Trusted initialization. You must call Init after this. |
34 // | 33 // |
35 // Untrusted initialization should just call the static Create() function | 34 // Untrusted initialization should just call the static Create() function |
36 // to properly create & initialize this class. | 35 // to properly create & initialize this class. |
37 explicit PPB_Audio_Impl(PP_Instance instance); | 36 explicit PPB_Audio_Impl(PP_Instance instance); |
38 | 37 |
39 virtual ~PPB_Audio_Impl(); | 38 virtual ~PPB_Audio_Impl(); |
40 | 39 |
41 // Creation function for untrusted plugins. This handles all initialization | 40 // Creation function for untrusted plugins. This handles all initialization |
(...skipping 13 matching lines...) Expand all Loading... |
55 // PPB_Audio_API implementation. | 54 // PPB_Audio_API implementation. |
56 virtual PP_Resource GetCurrentConfig() OVERRIDE; | 55 virtual PP_Resource GetCurrentConfig() OVERRIDE; |
57 virtual PP_Bool StartPlayback() OVERRIDE; | 56 virtual PP_Bool StartPlayback() OVERRIDE; |
58 virtual PP_Bool StopPlayback() OVERRIDE; | 57 virtual PP_Bool StopPlayback() OVERRIDE; |
59 virtual int32_t OpenTrusted(PP_Resource config_id, | 58 virtual int32_t OpenTrusted(PP_Resource config_id, |
60 PP_CompletionCallback create_callback) OVERRIDE; | 59 PP_CompletionCallback create_callback) OVERRIDE; |
61 virtual int32_t GetSyncSocket(int* sync_socket) OVERRIDE; | 60 virtual int32_t GetSyncSocket(int* sync_socket) OVERRIDE; |
62 virtual int32_t GetSharedMemory(int* shm_handle, uint32_t* shm_size) OVERRIDE; | 61 virtual int32_t GetSharedMemory(int* shm_handle, uint32_t* shm_size) OVERRIDE; |
63 | 62 |
64 private: | 63 private: |
65 // AudioHelper implementation. | 64 // PluginDelegate::PlatformAudio::Client implementation. |
66 virtual void OnSetStreamInfo(base::SharedMemoryHandle shared_memory_handle, | 65 virtual void StreamCreated(base::SharedMemoryHandle shared_memory_handle, |
67 size_t shared_memory_size_, | 66 size_t shared_memory_size_, |
68 base::SyncSocket::Handle socket); | 67 base::SyncSocket::Handle socket); |
69 | 68 |
70 // AudioConfig used for creating this Audio object. We own a ref. | 69 // AudioConfig used for creating this Audio object. We own a ref. |
71 ::ppapi::ScopedPPResource config_; | 70 ::ppapi::ScopedPPResource config_; |
72 | 71 |
73 // PluginDelegate audio object that we delegate audio IPC through. We don't | 72 // PluginDelegate audio object that we delegate audio IPC through. We don't |
74 // own this pointer but are responsible for calling Shutdown on it. | 73 // own this pointer but are responsible for calling Shutdown on it. |
75 PluginDelegate::PlatformAudio* audio_; | 74 PluginDelegate::PlatformAudio* audio_; |
76 | 75 |
| 76 // Is a create callback pending to fire? |
| 77 bool create_callback_pending_; |
| 78 |
| 79 // Trusted callback invoked from StreamCreated. |
| 80 PP_CompletionCallback create_callback_; |
| 81 |
| 82 // When a create callback is being issued, these will save the info for |
| 83 // querying from the callback. The proxy uses this to get the handles to the |
| 84 // other process instead of mapping them in the renderer. These will be |
| 85 // invalid all other times. |
| 86 scoped_ptr<base::SharedMemory> shared_memory_for_create_callback_; |
| 87 size_t shared_memory_size_for_create_callback_; |
| 88 scoped_ptr<base::SyncSocket> socket_for_create_callback_; |
| 89 |
77 DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Impl); | 90 DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Impl); |
78 }; | 91 }; |
79 | 92 |
80 } // namespace ppapi | 93 } // namespace ppapi |
81 } // namespace webkit | 94 } // namespace webkit |
82 | 95 |
83 #endif // WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_ | 96 #endif // WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_ |
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