Index: webkit/plugins/ppapi/audio_helper.cc |
=================================================================== |
--- webkit/plugins/ppapi/audio_helper.cc (revision 213561) |
+++ webkit/plugins/ppapi/audio_helper.cc (working copy) |
@@ -1,87 +0,0 @@ |
-// 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. |
- |
-#include "ppapi/c/pp_completion_callback.h" |
-#include "webkit/plugins/ppapi/audio_helper.h" |
-#include "webkit/plugins/ppapi/common.h" |
-#include "webkit/plugins/ppapi/resource_helper.h" |
- |
-using ppapi::TrackedCallback; |
- |
-namespace webkit { |
-namespace ppapi { |
- |
-// AudioHelper ----------------------------------------------------------------- |
- |
-AudioHelper::AudioHelper() : shared_memory_size_for_create_callback_(0) { |
-} |
- |
-AudioHelper::~AudioHelper() { |
-} |
- |
-int32_t AudioHelper::GetSyncSocketImpl(int* sync_socket) { |
- if (socket_for_create_callback_) { |
-#if defined(OS_POSIX) |
- *sync_socket = socket_for_create_callback_->handle(); |
-#elif defined(OS_WIN) |
- *sync_socket = reinterpret_cast<int>(socket_for_create_callback_->handle()); |
-#else |
- #error "Platform not supported." |
-#endif |
- return PP_OK; |
- } |
- return PP_ERROR_FAILED; |
-} |
- |
-int32_t AudioHelper::GetSharedMemoryImpl(int* shm_handle, uint32_t* shm_size) { |
- if (shared_memory_for_create_callback_) { |
-#if defined(OS_POSIX) |
- *shm_handle = shared_memory_for_create_callback_->handle().fd; |
-#elif defined(OS_WIN) |
- *shm_handle = reinterpret_cast<int>( |
- shared_memory_for_create_callback_->handle()); |
-#else |
- #error "Platform not supported." |
-#endif |
- *shm_size = shared_memory_size_for_create_callback_; |
- return PP_OK; |
- } |
- return PP_ERROR_FAILED; |
-} |
- |
-void AudioHelper::StreamCreated( |
- base::SharedMemoryHandle shared_memory_handle, |
- size_t shared_memory_size, |
- base::SyncSocket::Handle socket_handle) { |
- if (TrackedCallback::IsPending(create_callback_)) { |
- // Trusted side of proxy can specify a callback to recieve handles. In |
- // this case we don't need to map any data or start the thread since it |
- // will be handled by the proxy. |
- shared_memory_for_create_callback_.reset( |
- new base::SharedMemory(shared_memory_handle, false)); |
- shared_memory_size_for_create_callback_ = shared_memory_size; |
- socket_for_create_callback_.reset(new base::SyncSocket(socket_handle)); |
- |
- create_callback_->Run(PP_OK); |
- |
- // It might be nice to close the handles here to free up some system |
- // resources, but we can't since there's a race condition. The handles must |
- // be valid until they're sent over IPC, which is done from the I/O thread |
- // which will often get done after this code executes. We could do |
- // something more elaborate like an ACK from the plugin or post a task to |
- // the I/O thread and back, but this extra complexity doesn't seem worth it |
- // just to clean up these handles faster. |
- } else { |
- OnSetStreamInfo(shared_memory_handle, shared_memory_size, socket_handle); |
- } |
-} |
- |
-void AudioHelper::SetCreateCallback( |
- scoped_refptr< ::ppapi::TrackedCallback> create_callback) { |
- DCHECK(!TrackedCallback::IsPending(create_callback_)); |
- create_callback_ = create_callback; |
-} |
- |
-} // namespace ppapi |
-} // namespace webkit |