| // Copyright 2014 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. |
| |
| #ifndef CHROME_BROWSER_COPRESENCE_CHROME_WHISPERNET_CLIENT_H_ |
| #define CHROME_BROWSER_COPRESENCE_CHROME_WHISPERNET_CLIENT_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "components/copresence/public/copresence_constants.h" |
| #include "components/copresence/public/whispernet_client.h" |
| |
| namespace content { |
| class BrowserContext; |
| } |
| |
| namespace extensions { |
| namespace api { |
| namespace copresence_private { |
| struct AudioParameters; |
| } |
| } |
| } |
| |
| namespace media { |
| class AudioBusRefCounted; |
| } |
| |
| // This class is responsible for communication with our ledger_proxy extension |
| // that talks to the whispernet audio library. |
| class ChromeWhispernetClient final : public copresence::WhispernetClient { |
| public: |
| // The browser context needs to outlive this class. |
| explicit ChromeWhispernetClient(content::BrowserContext* browser_context); |
| ~ChromeWhispernetClient() override; |
| |
| // WhispernetClient overrides: |
| void Initialize(const copresence::SuccessCallback& init_callback) override; |
| void Shutdown() override; |
| |
| void EncodeToken(const std::string& token, |
| copresence::AudioType type) override; |
| void DecodeSamples(copresence::AudioType type, |
| const std::string& samples) override; |
| void DetectBroadcast() override; |
| |
| void RegisterTokensCallback( |
| const copresence::TokensCallback& tokens_callback) override; |
| void RegisterSamplesCallback( |
| const copresence::SamplesCallback& samples_callback) override; |
| void RegisterDetectBroadcastCallback( |
| const copresence::SuccessCallback& db_callback) override; |
| |
| copresence::TokensCallback GetTokensCallback() override; |
| copresence::SamplesCallback GetSamplesCallback() override; |
| copresence::SuccessCallback GetDetectBroadcastCallback() override; |
| copresence::SuccessCallback GetInitializedCallback() override; |
| |
| static const char kWhispernetProxyExtensionId[]; |
| |
| private: |
| // Fire an event to initialize whispernet with the given parameters. |
| void InitializeWhispernet( |
| const extensions::api::copresence_private::AudioParameters& params); |
| |
| // This gets called twice; once when the proxy extension loads, the second |
| // time when we have initialized the proxy extension's encoder and decoder. |
| void OnExtensionLoaded(bool success); |
| |
| content::BrowserContext* browser_context_; |
| |
| copresence::SuccessCallback extension_loaded_callback_; |
| copresence::SuccessCallback init_callback_; |
| |
| copresence::TokensCallback tokens_callback_; |
| copresence::SamplesCallback samples_callback_; |
| copresence::SuccessCallback db_callback_; |
| |
| bool extension_loaded_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ChromeWhispernetClient); |
| }; |
| |
| #endif // CHROME_BROWSER_COPRESENCE_CHROME_WHISPERNET_CLIENT_H_ |