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Unified Diff: content/renderer/audio_input_message_filter.cc

Issue 7003053: Moves audio files from content\renderer\ to content\renderer\media. (Closed) Base URL: http://src.chromium.org/svn/trunk/src/
Patch Set: Created 9 years, 6 months ago
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Index: content/renderer/audio_input_message_filter.cc
===================================================================
--- content/renderer/audio_input_message_filter.cc (revision 88131)
+++ content/renderer/audio_input_message_filter.cc (working copy)
@@ -1,109 +0,0 @@
-// Copyright (c) 2011 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 "content/renderer/audio_input_message_filter.h"
-
-#include "base/message_loop.h"
-#include "base/time.h"
-#include "content/common/audio_messages.h"
-#include "ipc/ipc_logging.h"
-
-AudioInputMessageFilter::AudioInputMessageFilter(int32 route_id)
- : channel_(NULL),
- route_id_(route_id),
- message_loop_(NULL) {
- VLOG(1) << "AudioInputMessageFilter(route_id=" << route_id << ")";
-}
-
-AudioInputMessageFilter::~AudioInputMessageFilter() {}
-
-// Called on the IPC thread.
-bool AudioInputMessageFilter::Send(IPC::Message* message) {
- if (!channel_) {
- delete message;
- return false;
- }
-
- if (MessageLoop::current() != message_loop_) {
- // Can only access the IPC::Channel on the IPC thread since it's not thread
- // safe.
- message_loop_->PostTask(
- FROM_HERE, NewRunnableMethod(this,
- &AudioInputMessageFilter::Send,
- message));
- return true;
- }
-
- message->set_routing_id(route_id_);
- return channel_->Send(message);
-}
-
-bool AudioInputMessageFilter::OnMessageReceived(const IPC::Message& message) {
- if (message.routing_id() != route_id_)
- return false;
-
- bool handled = true;
- IPC_BEGIN_MESSAGE_MAP(AudioInputMessageFilter, message)
- IPC_MESSAGE_HANDLER(AudioInputMsg_NotifyLowLatencyStreamCreated,
- OnLowLatencyStreamCreated)
- IPC_MESSAGE_HANDLER(AudioInputMsg_NotifyStreamVolume, OnStreamVolume)
- IPC_MESSAGE_UNHANDLED(handled = false)
- IPC_END_MESSAGE_MAP()
- return handled;
-}
-
-void AudioInputMessageFilter::OnFilterAdded(IPC::Channel* channel) {
- VLOG(1) << "AudioInputMessageFilter::OnFilterAdded()";
- // Captures the message loop for IPC.
- message_loop_ = MessageLoop::current();
- channel_ = channel;
-}
-
-void AudioInputMessageFilter::OnFilterRemoved() {
- channel_ = NULL;
-}
-
-void AudioInputMessageFilter::OnChannelClosing() {
- channel_ = NULL;
-}
-
-void AudioInputMessageFilter::OnLowLatencyStreamCreated(
- int stream_id,
- base::SharedMemoryHandle handle,
-#if defined(OS_WIN)
- base::SyncSocket::Handle socket_handle,
-#else
- base::FileDescriptor socket_descriptor,
-#endif
- uint32 length) {
- Delegate* delegate = delegates_.Lookup(stream_id);
- if (!delegate) {
- DLOG(WARNING) << "Got audio stream event for a non-existent or removed"
- " audio capturer.";
- return;
- }
-#if !defined(OS_WIN)
- base::SyncSocket::Handle socket_handle = socket_descriptor.fd;
-#endif
- // Forward message to the stream delegate.
- delegate->OnLowLatencyCreated(handle, socket_handle, length);
-}
-
-void AudioInputMessageFilter::OnStreamVolume(int stream_id, double volume) {
- Delegate* delegate = delegates_.Lookup(stream_id);
- if (!delegate) {
- DLOG(WARNING) << "Got audio stream event for a non-existent or removed"
- " audio capturer.";
- return;
- }
- delegate->OnVolume(volume);
-}
-
-int32 AudioInputMessageFilter::AddDelegate(Delegate* delegate) {
- return delegates_.Add(delegate);
-}
-
-void AudioInputMessageFilter::RemoveDelegate(int32 id) {
- delegates_.Remove(id);
-}

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