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// 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 "remoting/protocol/audio_reader.h"
#include "base/bind.h"
#include "net/socket/stream_socket.h"
#include "remoting/base/constants.h"
#include "remoting/protocol/session.h"
#include "remoting/protocol/session_config.h"
namespace remoting {
namespace protocol {
AudioReader::AudioReader(AudioPacket::Encoding encoding)
: session_(NULL),
encoding_(encoding),
audio_stub_(NULL) {
}
AudioReader::~AudioReader() {
if (session_)
session_->CancelChannelCreation(kAudioChannelName);
}
// static
scoped_ptr<AudioReader> AudioReader::Create(const SessionConfig& config) {
if (!config.is_audio_enabled())
return scoped_ptr<AudioReader>(NULL);
// TODO(kxing): Support different session configurations.
return scoped_ptr<AudioReader>(new AudioReader(AudioPacket::ENCODING_RAW));
}
void AudioReader::Init(protocol::Session* session,
AudioStub* audio_stub,
const InitializedCallback& callback) {
session_ = session;
initialized_callback_ = callback;
audio_stub_ = audio_stub;
session_->CreateStreamChannel(
kAudioChannelName,
base::Bind(&AudioReader::OnChannelReady, base::Unretained(this)));
}
bool AudioReader::is_connected() {
return channel_.get() != NULL;
}
void AudioReader::OnChannelReady(scoped_ptr<net::StreamSocket> socket) {
if (!socket.get()) {
initialized_callback_.Run(false);
return;
}
DCHECK(!channel_.get());
channel_ = socket.Pass();
reader_.Init(channel_.get(), base::Bind(&AudioReader::OnNewData,
base::Unretained(this)));
initialized_callback_.Run(true);
}
void AudioReader::OnNewData(scoped_ptr<AudioPacket> packet,
const base::Closure& done_task) {
audio_stub_->ProcessAudioPacket(packet.Pass(), done_task);
}
} // namespace protocol
} // namespace remoting
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