| Index: chrome/browser/renderer_host/audio_sync_reader.cc
|
| ===================================================================
|
| --- chrome/browser/renderer_host/audio_sync_reader.cc (revision 75488)
|
| +++ chrome/browser/renderer_host/audio_sync_reader.cc (working copy)
|
| @@ -1,64 +0,0 @@
|
| -// Copyright (c) 2010 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 "chrome/browser/renderer_host/audio_sync_reader.h"
|
| -
|
| -#include "base/process_util.h"
|
| -#include "base/shared_memory.h"
|
| -
|
| -AudioSyncReader::AudioSyncReader(base::SharedMemory* shared_memory)
|
| - : shared_memory_(shared_memory) {
|
| -}
|
| -
|
| -AudioSyncReader::~AudioSyncReader() {
|
| -}
|
| -
|
| -// media::AudioOutputController::SyncReader implementations.
|
| -void AudioSyncReader::UpdatePendingBytes(uint32 bytes) {
|
| - socket_->Send(&bytes, sizeof(bytes));
|
| -}
|
| -
|
| -uint32 AudioSyncReader::Read(void* data, uint32 size) {
|
| - uint32 read_size = std::min(size, shared_memory_->created_size());
|
| - memcpy(data, shared_memory_->memory(), read_size);
|
| - memset(shared_memory_->memory(), 0, shared_memory_->created_size());
|
| - return read_size;
|
| -}
|
| -
|
| -void AudioSyncReader::Close() {
|
| - socket_->Close();
|
| -}
|
| -
|
| -bool AudioSyncReader::Init() {
|
| - base::SyncSocket* sockets[2] = {0};
|
| - if (base::SyncSocket::CreatePair(sockets)) {
|
| - socket_.reset(sockets[0]);
|
| - foreign_socket_.reset(sockets[1]);
|
| - return true;
|
| - }
|
| - return false;
|
| -}
|
| -
|
| -#if defined(OS_WIN)
|
| -bool AudioSyncReader::PrepareForeignSocketHandle(
|
| - base::ProcessHandle process_handle,
|
| - base::SyncSocket::Handle* foreign_handle) {
|
| - ::DuplicateHandle(GetCurrentProcess(), foreign_socket_->handle(),
|
| - process_handle, foreign_handle,
|
| - 0, FALSE, DUPLICATE_SAME_ACCESS);
|
| - if (*foreign_handle != 0)
|
| - return true;
|
| - return false;
|
| -}
|
| -#else
|
| -bool AudioSyncReader::PrepareForeignSocketHandle(
|
| - base::ProcessHandle process_handle,
|
| - base::FileDescriptor* foreign_handle) {
|
| - foreign_handle->fd = foreign_socket_->handle();
|
| - foreign_handle->auto_close = false;
|
| - if (foreign_handle->fd != -1)
|
| - return true;
|
| - return false;
|
| -}
|
| -#endif
|
|
|